mirror of
https://github.com/ioacademy-jikim/multimedia
synced 2025-11-04 03:27:11 +00:00
멀티미디어 예제
This commit is contained in:
ioacademy-jikim
commit
a87c18f77d
17
multimedia/01_day/test-audio/Android.mk
Normal file
17
multimedia/01_day/test-audio/Android.mk
Normal file
@ -0,0 +1,17 @@
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LOCAL_PATH:= $(call my-dir)
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include $(CLEAR_VARS)
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LOCAL_SHARED_LIBRARIES := liblog libutils libmedia
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LOCAL_SRC_FILES := my_audio_play.cpp
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LOCAL_MODULE := my_audio_play
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include $(BUILD_EXECUTABLE)
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include $(CLEAR_VARS)
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LOCAL_SHARED_LIBRARIES := liblog libutils libmedia
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LOCAL_SRC_FILES := my_audio_record.cpp
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LOCAL_MODULE := my_audio_record
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include $(BUILD_EXECUTABLE)
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BIN
multimedia/01_day/test-audio/a.wav
Normal file
BIN
multimedia/01_day/test-audio/a.wav
Normal file
Binary file not shown.
98
multimedia/01_day/test-audio/my_audio_play.cpp
Normal file
98
multimedia/01_day/test-audio/my_audio_play.cpp
Normal file
@ -0,0 +1,98 @@
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#include <stdio.h>
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#include <media/AudioTrack.h>
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#include <media/IAudioTrack.h>
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#include <utils/StrongPointer.h>
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using namespace android;
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#define ID_RIFF 0x46464952
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#define ID_WAVE 0x45564157
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#define ID_FMT 0x20746d66
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#define ID_DATA 0x61746164
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struct riff_wave_header {
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uint32_t riff_id;
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uint32_t riff_sz;
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uint32_t wave_id;
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};
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struct chunk_header {
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uint32_t id;
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uint32_t sz;
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};
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struct chunk_fmt {
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uint16_t audio_format;
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uint16_t num_channels;
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uint32_t sample_rate;
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uint32_t byte_rate;
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uint16_t block_align;
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uint16_t bits_per_sample;
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};
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// ./myapp a.wav
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// argv[1]
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int main(int argc, char **argv)
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{
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FILE *file;
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struct riff_wave_header riff_wave_header;
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struct chunk_header chunk_header;
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struct chunk_fmt chunk_fmt;
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char *filename;
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int more_chunks = 1;
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char buff[4096];
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int ret;
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filename = argv[1];
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file = fopen(filename, "rb");
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fread(&riff_wave_header, sizeof(riff_wave_header), 1, file);
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if ((riff_wave_header.riff_id != ID_RIFF) ||
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(riff_wave_header.wave_id != ID_WAVE)) {
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fprintf(stderr, "Error: '%s' is not a riff/wave file\n", filename);
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fclose(file);
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return 1;
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}
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do {
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fread(&chunk_header, sizeof(chunk_header), 1, file);
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switch (chunk_header.id) {
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case ID_FMT:
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fread(&chunk_fmt, sizeof(chunk_fmt), 1, file);
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/* If the format header is larger, skip the rest */
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if (chunk_header.sz > sizeof(chunk_fmt))
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fseek(file, chunk_header.sz - sizeof(chunk_fmt), SEEK_CUR);
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break;
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case ID_DATA:
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/* Stop looking for chunks */
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more_chunks = 0;
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break;
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default:
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/* Unknown chunk, skip bytes */
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fseek(file, chunk_header.sz, SEEK_CUR);
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}
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} while (more_chunks);
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sp<AudioTrack> track = new AudioTrack(AUDIO_STREAM_MUSIC,// stream type
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44100,
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AUDIO_FORMAT_PCM_16_BIT,// word length, PCM
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AUDIO_CHANNEL_OUT_STEREO,
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0);
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status_t status = track->initCheck();
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if(status != NO_ERROR) {
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track.clear();
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printf("Failed for initCheck()\n");
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return -1;
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}
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// PlaybackThread 생성 , createTrack, 공유메모리 공유
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track->start(); // Track => ActiveTrack
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while( ret = fread( buff, 1, sizeof buff, file ))
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track->write( buff, ret ); // 음원 전송
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fclose(file);
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return 0;
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}
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156
multimedia/01_day/test-audio/my_audio_record.cpp
Normal file
156
multimedia/01_day/test-audio/my_audio_record.cpp
Normal file
@ -0,0 +1,156 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <signal.h>
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#include <string.h>
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#include <media/AudioRecord.h>
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using namespace android;
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#define ID_RIFF 0x46464952
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#define ID_WAVE 0x45564157
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#define ID_FMT 0x20746d66
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#define ID_DATA 0x61746164
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#define FORMAT_PCM 1
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struct wav_header {
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uint32_t riff_id;
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uint32_t riff_sz;
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uint32_t riff_fmt;
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uint32_t fmt_id;
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uint32_t fmt_sz;
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uint16_t audio_format;
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uint16_t num_channels;
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uint32_t sample_rate;
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uint32_t byte_rate;
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uint16_t block_align;
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uint16_t bits_per_sample;
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uint32_t data_id;
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uint32_t data_sz;
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};
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int capturing = 1;
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unsigned int capture_sample(FILE *file,
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unsigned int channels,
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unsigned int rate,
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unsigned int period_size,
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unsigned int period_count);
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void sigint_handler(int sig)
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{
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printf("sigint_handler(%d)\n", sig );
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capturing = 0;
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}
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int main(int argc, char **argv)
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{
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FILE *file;
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struct wav_header header;
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unsigned int channels = 2;
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unsigned int rate = 44100;
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unsigned int bits = 16;
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unsigned int frames;
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unsigned int period_size = 1024;
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unsigned int period_count = 4;
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printf("argc=%d\n", argc );
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file = fopen(argv[1], "wb");
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if (!file) {
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fprintf(stderr, "Unable to create file '%s'\n", argv[1]);
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return 1;
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}
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header.riff_id = ID_RIFF;
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header.riff_sz = 0;
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header.riff_fmt = ID_WAVE;
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header.fmt_id = ID_FMT;
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header.fmt_sz = 16;
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header.audio_format = FORMAT_PCM;
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header.num_channels = channels;
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header.sample_rate = rate;
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header.bits_per_sample = 16;
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header.byte_rate = (header.bits_per_sample / 8) * channels * rate;
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header.block_align = channels * (header.bits_per_sample / 8);
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header.data_id = ID_DATA;
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fseek(file, sizeof(struct wav_header), SEEK_SET);
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signal(SIGINT, sigint_handler);
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frames = capture_sample(file,
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header.num_channels,
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header.sample_rate,
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period_size,
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period_count);
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printf("Captured %d frames\n", frames);
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header.data_sz = frames * header.block_align;
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header.riff_sz = header.data_sz + sizeof(header) - 8;
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fseek(file, 0, SEEK_SET);
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fwrite(&header, sizeof(struct wav_header), 1, file);
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fclose(file);
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return 0;
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}
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unsigned int capture_sample(FILE *file,
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unsigned int channels,
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unsigned int rate,
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unsigned int period_size,
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unsigned int period_count)
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{
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char *buffer;
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unsigned int size;
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unsigned int bytes_read=0;
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int kMaxBufferSize = 2048;
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size_t minFrameCount;
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status_t status = AudioRecord::getMinFrameCount(&minFrameCount,
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rate,
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AUDIO_FORMAT_PCM_16_BIT,
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audio_channel_in_mask_from_count(channels));
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if (status == OK) {
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uint32_t frameCount = kMaxBufferSize / sizeof(int16_t) / channels;
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size_t bufCount = 2;
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while ((bufCount * frameCount) < minFrameCount) {
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bufCount++;
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}
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sp<AudioRecord> record = new AudioRecord(
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AUDIO_SOURCE_DEFAULT, rate, AUDIO_FORMAT_PCM_16_BIT,
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audio_channel_in_mask_from_count(channels),
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(size_t) (bufCount * frameCount)
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);
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status = record->initCheck();
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if(status != NO_ERROR) {
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record.clear();
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printf("Failed for initCheck()");
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return 0;
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}
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printf("Capturing sample: %u ch, %u hz, %u bit\n", channels, rate,
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16);
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size = period_count * period_size * channels * 2;
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buffer = (char*)malloc(size);
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record->start();
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while (capturing) {
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size = record->read( buffer, size);
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if (fwrite(buffer, 1, size, file) != size) {
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fprintf(stderr,"Error capturing sample\n");
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break;
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}
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bytes_read += size;
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}
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free(buffer);
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}
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return bytes_read/4;
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}
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8
multimedia/01_day/test-ndk/jni/Android.mk
Normal file
8
multimedia/01_day/test-ndk/jni/Android.mk
Normal file
@ -0,0 +1,8 @@
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LOCAL_PATH := $(call my-dir)
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include $(CLEAR_VARS)
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LOCAL_CFLAGS += -fPIE
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LOCAL_LDFLAGS += -fPIE -pie
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LOCAL_MODULE := myapp
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LOCAL_SRC_FILES := myapp.c
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include $(BUILD_EXECUTABLE)
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8
multimedia/01_day/test-ndk/jni/myapp.c
Normal file
8
multimedia/01_day/test-ndk/jni/myapp.c
Normal file
@ -0,0 +1,8 @@
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#include <stdio.h>
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int main()
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{
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printf("Hello Android\n");
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return 0;
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}
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6
multimedia/01_day/test-pdk/Android.mk
Normal file
6
multimedia/01_day/test-pdk/Android.mk
Normal file
@ -0,0 +1,6 @@
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LOCAL_PATH := $(call my-dir)
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include $(CLEAR_VARS)
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LOCAL_MODULE := myapp
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LOCAL_SRC_FILES := myapp.c
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include $(BUILD_EXECUTABLE)
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8
multimedia/01_day/test-pdk/myapp.c
Normal file
8
multimedia/01_day/test-pdk/myapp.c
Normal file
@ -0,0 +1,8 @@
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#include <stdio.h>
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int main()
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{
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printf("Hello Android\n");
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return 0;
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}
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BIN
multimedia/02_day/b.wav
Normal file
BIN
multimedia/02_day/b.wav
Normal file
Binary file not shown.
20
multimedia/02_day/test-HAL/atoi.c
Normal file
20
multimedia/02_day/test-HAL/atoi.c
Normal file
@ -0,0 +1,20 @@
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#include "main.h"
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int my_atoi(char *buff)
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{
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int i, sum=0;
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for(i=0; buff[i]; i++ )
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sum = sum*10 + buff[i] - '0';
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return sum;
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}
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int my_add(int a, int b )
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{
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return a+b;
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}
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struct _HMI HMI = { my_atoi, my_add, 10 };
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26
multimedia/02_day/test-HAL/main.c
Normal file
26
multimedia/02_day/test-HAL/main.c
Normal file
@ -0,0 +1,26 @@
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#include <stdio.h>
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#include <dlfcn.h>
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|
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int main()
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{
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int *global;
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int (*func)(char*);
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int (*add)(int,int);
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int data;
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void *handle = dlopen("libatoi.so", RTLD_LAZY);
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func = dlsym( handle, "my_atoi" );
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data = func("123");
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printf("data=%d\n", data );
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add = dlsym( handle, "my_add" );
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data = add(1,2);
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printf("data=%d\n", data );
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*global = dlsym( handle, "global" );
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data = add(1,2);
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printf("data=%d\n", data );
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dlclose(handle);
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}
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|
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|
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10
multimedia/02_day/test-HAL/main.h
Normal file
10
multimedia/02_day/test-HAL/main.h
Normal file
@ -0,0 +1,10 @@
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int my_atoi(char *buff);
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int my_add(int a, int b);
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struct _HMI
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{
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int (*atoi)(char *buff);
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int (*add)(int , int );
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int global;
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};
|
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14
multimedia/02_day/test-ashmem1/Android.mk
Normal file
14
multimedia/02_day/test-ashmem1/Android.mk
Normal file
@ -0,0 +1,14 @@
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LOCAL_PATH:= $(call my-dir)
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include $(CLEAR_VARS)
|
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LOCAL_SRC_FILES:= server.cpp
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LOCAL_MODULE := my_server
|
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LOCAL_SHARED_LIBRARIES:= libcutils libutils libbinder
|
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LOCAL_MODULE_TAGS := optional
|
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include $(BUILD_EXECUTABLE)
|
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|
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include $(CLEAR_VARS)
|
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LOCAL_SRC_FILES:= client.cpp
|
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LOCAL_MODULE := my_client
|
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LOCAL_SHARED_LIBRARIES:= libcutils libutils libbinder
|
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LOCAL_MODULE_TAGS := optional
|
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include $(BUILD_EXECUTABLE)
|
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17
multimedia/02_day/test-ashmem1/client.cpp
Normal file
17
multimedia/02_day/test-ashmem1/client.cpp
Normal file
@ -0,0 +1,17 @@
|
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#include <binder/IServiceManager.h>
|
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#include <utils/StrongPointer.h>
|
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#include <binder/MemoryHeapBase.h>
|
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#include <binder/IPCThreadState.h>
|
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#include <stdio.h>
|
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|
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using namespace android;
|
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|
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int main()
|
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{
|
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sp<IServiceManager> sm = defaultServiceManager();
|
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sp<IBinder> binder = sm->getService( String16("my.ashmem1") );
|
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sp<IMemoryHeap> heap = interface_cast<IMemoryHeap>(binder);
|
||||
char *p = (char*)heap->getBase();
|
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printf("[%s]\n", p );
|
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return 0;
|
||||
}
|
||||
18
multimedia/02_day/test-ashmem1/server.cpp
Normal file
18
multimedia/02_day/test-ashmem1/server.cpp
Normal file
@ -0,0 +1,18 @@
|
||||
#include <binder/IServiceManager.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
#include <binder/MemoryHeapBase.h>
|
||||
#include <binder/IPCThreadState.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
int main()
|
||||
{
|
||||
sp<IServiceManager> sm = defaultServiceManager();
|
||||
sp<MemoryHeapBase> heap = new MemoryHeapBase(4096);
|
||||
sm->addService( String16("my.ashmem1") , heap );
|
||||
|
||||
char *p = (char*)heap->getBase();
|
||||
sprintf(p, "Hello Client!!\n" );
|
||||
IPCThreadState::self()->joinThreadPool();
|
||||
return 0;
|
||||
}
|
||||
BIN
multimedia/02_day/test-ashmem2/.client.cpp.swp
Normal file
BIN
multimedia/02_day/test-ashmem2/.client.cpp.swp
Normal file
Binary file not shown.
14
multimedia/02_day/test-ashmem2/Android.mk
Normal file
14
multimedia/02_day/test-ashmem2/Android.mk
Normal file
@ -0,0 +1,14 @@
|
||||
LOCAL_PATH:= $(call my-dir)
|
||||
include $(CLEAR_VARS)
|
||||
LOCAL_SRC_FILES:= server.cpp
|
||||
LOCAL_MODULE := my_server
|
||||
LOCAL_SHARED_LIBRARIES:= libcutils libutils libbinder
|
||||
LOCAL_MODULE_TAGS := optional
|
||||
include $(BUILD_EXECUTABLE)
|
||||
|
||||
include $(CLEAR_VARS)
|
||||
LOCAL_SRC_FILES:= client.cpp
|
||||
LOCAL_MODULE := my_client
|
||||
LOCAL_SHARED_LIBRARIES:= libcutils libutils libbinder
|
||||
LOCAL_MODULE_TAGS := optional
|
||||
include $(BUILD_EXECUTABLE)
|
||||
21
multimedia/02_day/test-ashmem2/client.cpp
Normal file
21
multimedia/02_day/test-ashmem2/client.cpp
Normal file
@ -0,0 +1,21 @@
|
||||
#include <binder/IServiceManager.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
#include <binder/MemoryHeapBase.h>
|
||||
#include <binder/IPCThreadState.h>
|
||||
#include <stdio.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
int main()
|
||||
{
|
||||
sp<IServiceManager> sm = defaultServiceManager();
|
||||
sp<IBinder> binder = sm->getService( String16("my.ashmem1") );
|
||||
sp<IMemory> memory = interface_cast<IMemory>(binder);
|
||||
ssize_t offset=0;
|
||||
size_t size=0;
|
||||
sp<IMemoryHeap> heap = memory->getMemory(&offset, &size);
|
||||
|
||||
char *p = (char*)heap->getBase();
|
||||
printf("[%s]\n", p+offset );
|
||||
return 0;
|
||||
}
|
||||
19
multimedia/02_day/test-ashmem2/server.cpp
Normal file
19
multimedia/02_day/test-ashmem2/server.cpp
Normal file
@ -0,0 +1,19 @@
|
||||
#include <binder/IServiceManager.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
#include <binder/MemoryHeapBase.h>
|
||||
#include <binder/MemoryBase.h>
|
||||
#include <binder/IPCThreadState.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
int main()
|
||||
{
|
||||
sp<IServiceManager> sm = defaultServiceManager();
|
||||
sp<MemoryHeapBase> heap = new MemoryHeapBase(4096);
|
||||
sm->addService( String16("my.ashmem1") , new MemoryBase(heap, 100, 100) );
|
||||
|
||||
char *p = (char*)heap->getBase();
|
||||
sprintf(p+100, "Hello Client!!\n" );
|
||||
IPCThreadState::self()->joinThreadPool();
|
||||
return 0;
|
||||
}
|
||||
36
multimedia/02_day/test-mixer/Android.mk
Normal file
36
multimedia/02_day/test-mixer/Android.mk
Normal file
@ -0,0 +1,36 @@
|
||||
LOCAL_PATH:= $(call my-dir)
|
||||
|
||||
include $(CLEAR_VARS)
|
||||
|
||||
LOCAL_SRC_FILES:= \
|
||||
test-mixer.cpp \
|
||||
AudioMixer.cpp.arm \
|
||||
|
||||
LOCAL_C_INCLUDES := \
|
||||
bionic \
|
||||
bionic/libstdc++/include \
|
||||
external/stlport/stlport \
|
||||
$(call include-path-for, audio-effects) \
|
||||
$(call include-path-for, audio-utils) \
|
||||
frameworks/av/services/audioflinger
|
||||
|
||||
LOCAL_STATIC_LIBRARIES := \
|
||||
libsndfile
|
||||
|
||||
LOCAL_SHARED_LIBRARIES := \
|
||||
libstlport \
|
||||
libeffects \
|
||||
libnbaio \
|
||||
libcommon_time_client \
|
||||
libaudioresampler \
|
||||
libaudioutils \
|
||||
libdl \
|
||||
libcutils \
|
||||
libutils \
|
||||
liblog
|
||||
|
||||
LOCAL_MODULE:= test-mixer
|
||||
|
||||
LOCAL_MODULE_TAGS := optional
|
||||
|
||||
include $(BUILD_EXECUTABLE)
|
||||
2239
multimedia/02_day/test-mixer/AudioMixer.cpp
Normal file
2239
multimedia/02_day/test-mixer/AudioMixer.cpp
Normal file
File diff suppressed because it is too large
Load Diff
470
multimedia/02_day/test-mixer/AudioMixer.h
Normal file
470
multimedia/02_day/test-mixer/AudioMixer.h
Normal file
@ -0,0 +1,470 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2007, The Android Open Source Project
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef ANDROID_AUDIO_MIXER_H
|
||||
#define ANDROID_AUDIO_MIXER_H
|
||||
|
||||
#include <stdint.h>
|
||||
#include <sys/types.h>
|
||||
|
||||
#include <utils/threads.h>
|
||||
|
||||
#include <media/AudioBufferProvider.h>
|
||||
#include "AudioResampler.h"
|
||||
|
||||
#include <hardware/audio_effect.h>
|
||||
#include <system/audio.h>
|
||||
#include <media/nbaio/NBLog.h>
|
||||
|
||||
// FIXME This is actually unity gain, which might not be max in future, expressed in U.12
|
||||
#define MAX_GAIN_INT AudioMixer::UNITY_GAIN_INT
|
||||
|
||||
namespace android {
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
class AudioMixer
|
||||
{
|
||||
public:
|
||||
AudioMixer(size_t frameCount, uint32_t sampleRate,
|
||||
uint32_t maxNumTracks = MAX_NUM_TRACKS);
|
||||
|
||||
/*virtual*/ ~AudioMixer(); // non-virtual saves a v-table, restore if sub-classed
|
||||
|
||||
|
||||
// This mixer has a hard-coded upper limit of 32 active track inputs.
|
||||
// Adding support for > 32 tracks would require more than simply changing this value.
|
||||
static const uint32_t MAX_NUM_TRACKS = 32;
|
||||
// maximum number of channels supported by the mixer
|
||||
|
||||
// This mixer has a hard-coded upper limit of 8 channels for output.
|
||||
static const uint32_t MAX_NUM_CHANNELS = 8;
|
||||
static const uint32_t MAX_NUM_VOLUMES = 2; // stereo volume only
|
||||
// maximum number of channels supported for the content
|
||||
static const uint32_t MAX_NUM_CHANNELS_TO_DOWNMIX = AUDIO_CHANNEL_COUNT_MAX;
|
||||
|
||||
static const uint16_t UNITY_GAIN_INT = 0x1000;
|
||||
static const float UNITY_GAIN_FLOAT = 1.0f;
|
||||
|
||||
enum { // names
|
||||
|
||||
// track names (MAX_NUM_TRACKS units)
|
||||
TRACK0 = 0x1000,
|
||||
|
||||
// 0x2000 is unused
|
||||
|
||||
// setParameter targets
|
||||
TRACK = 0x3000,
|
||||
RESAMPLE = 0x3001,
|
||||
RAMP_VOLUME = 0x3002, // ramp to new volume
|
||||
VOLUME = 0x3003, // don't ramp
|
||||
|
||||
// set Parameter names
|
||||
// for target TRACK
|
||||
CHANNEL_MASK = 0x4000,
|
||||
FORMAT = 0x4001,
|
||||
MAIN_BUFFER = 0x4002,
|
||||
AUX_BUFFER = 0x4003,
|
||||
DOWNMIX_TYPE = 0X4004,
|
||||
MIXER_FORMAT = 0x4005, // AUDIO_FORMAT_PCM_(FLOAT|16_BIT)
|
||||
MIXER_CHANNEL_MASK = 0x4006, // Channel mask for mixer output
|
||||
// for target RESAMPLE
|
||||
SAMPLE_RATE = 0x4100, // Configure sample rate conversion on this track name;
|
||||
// parameter 'value' is the new sample rate in Hz.
|
||||
// Only creates a sample rate converter the first time that
|
||||
// the track sample rate is different from the mix sample rate.
|
||||
// If the new sample rate is the same as the mix sample rate,
|
||||
// and a sample rate converter already exists,
|
||||
// then the sample rate converter remains present but is a no-op.
|
||||
RESET = 0x4101, // Reset sample rate converter without changing sample rate.
|
||||
// This clears out the resampler's input buffer.
|
||||
REMOVE = 0x4102, // Remove the sample rate converter on this track name;
|
||||
// the track is restored to the mix sample rate.
|
||||
// for target RAMP_VOLUME and VOLUME (8 channels max)
|
||||
// FIXME use float for these 3 to improve the dynamic range
|
||||
VOLUME0 = 0x4200,
|
||||
VOLUME1 = 0x4201,
|
||||
AUXLEVEL = 0x4210,
|
||||
};
|
||||
|
||||
|
||||
// For all APIs with "name": TRACK0 <= name < TRACK0 + MAX_NUM_TRACKS
|
||||
|
||||
// Allocate a track name. Returns new track name if successful, -1 on failure.
|
||||
// The failure could be because of an invalid channelMask or format, or that
|
||||
// the track capacity of the mixer is exceeded.
|
||||
int getTrackName(audio_channel_mask_t channelMask,
|
||||
audio_format_t format, int sessionId);
|
||||
|
||||
// Free an allocated track by name
|
||||
void deleteTrackName(int name);
|
||||
|
||||
// Enable or disable an allocated track by name
|
||||
void enable(int name);
|
||||
void disable(int name);
|
||||
|
||||
void setParameter(int name, int target, int param, void *value);
|
||||
|
||||
void setBufferProvider(int name, AudioBufferProvider* bufferProvider);
|
||||
void process(int64_t pts);
|
||||
|
||||
uint32_t trackNames() const { return mTrackNames; }
|
||||
|
||||
size_t getUnreleasedFrames(int name) const;
|
||||
|
||||
static inline bool isValidPcmTrackFormat(audio_format_t format) {
|
||||
return format == AUDIO_FORMAT_PCM_16_BIT ||
|
||||
format == AUDIO_FORMAT_PCM_24_BIT_PACKED ||
|
||||
format == AUDIO_FORMAT_PCM_32_BIT ||
|
||||
format == AUDIO_FORMAT_PCM_FLOAT;
|
||||
}
|
||||
|
||||
private:
|
||||
|
||||
enum {
|
||||
// FIXME this representation permits up to 8 channels
|
||||
NEEDS_CHANNEL_COUNT__MASK = 0x00000007,
|
||||
};
|
||||
|
||||
enum {
|
||||
NEEDS_CHANNEL_1 = 0x00000000, // mono
|
||||
NEEDS_CHANNEL_2 = 0x00000001, // stereo
|
||||
|
||||
// sample format is not explicitly specified, and is assumed to be AUDIO_FORMAT_PCM_16_BIT
|
||||
|
||||
NEEDS_MUTE = 0x00000100,
|
||||
NEEDS_RESAMPLE = 0x00001000,
|
||||
NEEDS_AUX = 0x00010000,
|
||||
};
|
||||
|
||||
struct state_t;
|
||||
struct track_t;
|
||||
class CopyBufferProvider;
|
||||
|
||||
typedef void (*hook_t)(track_t* t, int32_t* output, size_t numOutFrames, int32_t* temp,
|
||||
int32_t* aux);
|
||||
static const int BLOCKSIZE = 16; // 4 cache lines
|
||||
|
||||
struct track_t {
|
||||
uint32_t needs;
|
||||
|
||||
// TODO: Eventually remove legacy integer volume settings
|
||||
union {
|
||||
int16_t volume[MAX_NUM_VOLUMES]; // U4.12 fixed point (top bit should be zero)
|
||||
int32_t volumeRL;
|
||||
};
|
||||
|
||||
int32_t prevVolume[MAX_NUM_VOLUMES];
|
||||
|
||||
// 16-byte boundary
|
||||
|
||||
int32_t volumeInc[MAX_NUM_VOLUMES];
|
||||
int32_t auxInc;
|
||||
int32_t prevAuxLevel;
|
||||
|
||||
// 16-byte boundary
|
||||
|
||||
int16_t auxLevel; // 0 <= auxLevel <= MAX_GAIN_INT, but signed for mul performance
|
||||
uint16_t frameCount;
|
||||
|
||||
uint8_t channelCount; // 1 or 2, redundant with (needs & NEEDS_CHANNEL_COUNT__MASK)
|
||||
uint8_t unused_padding; // formerly format, was always 16
|
||||
uint16_t enabled; // actually bool
|
||||
audio_channel_mask_t channelMask;
|
||||
|
||||
// actual buffer provider used by the track hooks, see DownmixerBufferProvider below
|
||||
// for how the Track buffer provider is wrapped by another one when dowmixing is required
|
||||
AudioBufferProvider* bufferProvider;
|
||||
|
||||
// 16-byte boundary
|
||||
|
||||
mutable AudioBufferProvider::Buffer buffer; // 8 bytes
|
||||
|
||||
hook_t hook;
|
||||
const void* in; // current location in buffer
|
||||
|
||||
// 16-byte boundary
|
||||
|
||||
AudioResampler* resampler;
|
||||
uint32_t sampleRate;
|
||||
int32_t* mainBuffer;
|
||||
int32_t* auxBuffer;
|
||||
|
||||
// 16-byte boundary
|
||||
AudioBufferProvider* mInputBufferProvider; // externally provided buffer provider.
|
||||
CopyBufferProvider* mReformatBufferProvider; // provider wrapper for reformatting.
|
||||
CopyBufferProvider* downmixerBufferProvider; // wrapper for channel conversion.
|
||||
|
||||
int32_t sessionId;
|
||||
|
||||
// 16-byte boundary
|
||||
audio_format_t mMixerFormat; // output mix format: AUDIO_FORMAT_PCM_(FLOAT|16_BIT)
|
||||
audio_format_t mFormat; // input track format
|
||||
audio_format_t mMixerInFormat; // mix internal format AUDIO_FORMAT_PCM_(FLOAT|16_BIT)
|
||||
// each track must be converted to this format.
|
||||
|
||||
float mVolume[MAX_NUM_VOLUMES]; // floating point set volume
|
||||
float mPrevVolume[MAX_NUM_VOLUMES]; // floating point previous volume
|
||||
float mVolumeInc[MAX_NUM_VOLUMES]; // floating point volume increment
|
||||
|
||||
float mAuxLevel; // floating point set aux level
|
||||
float mPrevAuxLevel; // floating point prev aux level
|
||||
float mAuxInc; // floating point aux increment
|
||||
|
||||
// 16-byte boundary
|
||||
audio_channel_mask_t mMixerChannelMask;
|
||||
uint32_t mMixerChannelCount;
|
||||
|
||||
bool needsRamp() { return (volumeInc[0] | volumeInc[1] | auxInc) != 0; }
|
||||
bool setResampler(uint32_t trackSampleRate, uint32_t devSampleRate);
|
||||
bool doesResample() const { return resampler != NULL; }
|
||||
void resetResampler() { if (resampler != NULL) resampler->reset(); }
|
||||
void adjustVolumeRamp(bool aux, bool useFloat = false);
|
||||
size_t getUnreleasedFrames() const { return resampler != NULL ?
|
||||
resampler->getUnreleasedFrames() : 0; };
|
||||
};
|
||||
|
||||
typedef void (*process_hook_t)(state_t* state, int64_t pts);
|
||||
|
||||
// pad to 32-bytes to fill cache line
|
||||
struct state_t {
|
||||
uint32_t enabledTracks;
|
||||
uint32_t needsChanged;
|
||||
size_t frameCount;
|
||||
process_hook_t hook; // one of process__*, never NULL
|
||||
int32_t *outputTemp;
|
||||
int32_t *resampleTemp;
|
||||
NBLog::Writer* mLog;
|
||||
int32_t reserved[1];
|
||||
// FIXME allocate dynamically to save some memory when maxNumTracks < MAX_NUM_TRACKS
|
||||
track_t tracks[MAX_NUM_TRACKS] __attribute__((aligned(32)));
|
||||
};
|
||||
|
||||
// Base AudioBufferProvider class used for DownMixerBufferProvider, RemixBufferProvider,
|
||||
// and ReformatBufferProvider.
|
||||
// It handles a private buffer for use in converting format or channel masks from the
|
||||
// input data to a form acceptable by the mixer.
|
||||
// TODO: Make a ResamplerBufferProvider when integers are entirely removed from the
|
||||
// processing pipeline.
|
||||
class CopyBufferProvider : public AudioBufferProvider {
|
||||
public:
|
||||
// Use a private buffer of bufferFrameCount frames (each frame is outputFrameSize bytes).
|
||||
// If bufferFrameCount is 0, no private buffer is created and in-place modification of
|
||||
// the upstream buffer provider's buffers is performed by copyFrames().
|
||||
CopyBufferProvider(size_t inputFrameSize, size_t outputFrameSize,
|
||||
size_t bufferFrameCount);
|
||||
virtual ~CopyBufferProvider();
|
||||
|
||||
// Overrides AudioBufferProvider methods
|
||||
virtual status_t getNextBuffer(Buffer* buffer, int64_t pts);
|
||||
virtual void releaseBuffer(Buffer* buffer);
|
||||
|
||||
// Other public methods
|
||||
|
||||
// call this to release the buffer to the upstream provider.
|
||||
// treat it as an audio discontinuity for future samples.
|
||||
virtual void reset();
|
||||
|
||||
// this function should be supplied by the derived class. It converts
|
||||
// #frames in the *src pointer to the *dst pointer. It is public because
|
||||
// some providers will allow this to work on arbitrary buffers outside
|
||||
// of the internal buffers.
|
||||
virtual void copyFrames(void *dst, const void *src, size_t frames) = 0;
|
||||
|
||||
// set the upstream buffer provider. Consider calling "reset" before this function.
|
||||
void setBufferProvider(AudioBufferProvider *p) {
|
||||
mTrackBufferProvider = p;
|
||||
}
|
||||
|
||||
protected:
|
||||
AudioBufferProvider* mTrackBufferProvider;
|
||||
const size_t mInputFrameSize;
|
||||
const size_t mOutputFrameSize;
|
||||
private:
|
||||
AudioBufferProvider::Buffer mBuffer;
|
||||
const size_t mLocalBufferFrameCount;
|
||||
void* mLocalBufferData;
|
||||
size_t mConsumed;
|
||||
};
|
||||
|
||||
// DownmixerBufferProvider wraps a track AudioBufferProvider to provide
|
||||
// position dependent downmixing by an Audio Effect.
|
||||
class DownmixerBufferProvider : public CopyBufferProvider {
|
||||
public:
|
||||
DownmixerBufferProvider(audio_channel_mask_t inputChannelMask,
|
||||
audio_channel_mask_t outputChannelMask, audio_format_t format,
|
||||
uint32_t sampleRate, int32_t sessionId, size_t bufferFrameCount);
|
||||
virtual ~DownmixerBufferProvider();
|
||||
virtual void copyFrames(void *dst, const void *src, size_t frames);
|
||||
bool isValid() const { return mDownmixHandle != NULL; }
|
||||
|
||||
static status_t init();
|
||||
static bool isMultichannelCapable() { return sIsMultichannelCapable; }
|
||||
|
||||
protected:
|
||||
effect_handle_t mDownmixHandle;
|
||||
effect_config_t mDownmixConfig;
|
||||
|
||||
// effect descriptor for the downmixer used by the mixer
|
||||
static effect_descriptor_t sDwnmFxDesc;
|
||||
// indicates whether a downmix effect has been found and is usable by this mixer
|
||||
static bool sIsMultichannelCapable;
|
||||
// FIXME: should we allow effects outside of the framework?
|
||||
// We need to here. A special ioId that must be <= -2 so it does not map to a session.
|
||||
static const int32_t SESSION_ID_INVALID_AND_IGNORED = -2;
|
||||
};
|
||||
|
||||
// RemixBufferProvider wraps a track AudioBufferProvider to perform an
|
||||
// upmix or downmix to the proper channel count and mask.
|
||||
class RemixBufferProvider : public CopyBufferProvider {
|
||||
public:
|
||||
RemixBufferProvider(audio_channel_mask_t inputChannelMask,
|
||||
audio_channel_mask_t outputChannelMask, audio_format_t format,
|
||||
size_t bufferFrameCount);
|
||||
virtual void copyFrames(void *dst, const void *src, size_t frames);
|
||||
|
||||
protected:
|
||||
const audio_format_t mFormat;
|
||||
const size_t mSampleSize;
|
||||
const size_t mInputChannels;
|
||||
const size_t mOutputChannels;
|
||||
int8_t mIdxAry[sizeof(uint32_t)*8]; // 32 bits => channel indices
|
||||
};
|
||||
|
||||
// ReformatBufferProvider wraps a track AudioBufferProvider to convert the input data
|
||||
// to an acceptable mixer input format type.
|
||||
class ReformatBufferProvider : public CopyBufferProvider {
|
||||
public:
|
||||
ReformatBufferProvider(int32_t channels,
|
||||
audio_format_t inputFormat, audio_format_t outputFormat,
|
||||
size_t bufferFrameCount);
|
||||
virtual void copyFrames(void *dst, const void *src, size_t frames);
|
||||
|
||||
protected:
|
||||
const int32_t mChannels;
|
||||
const audio_format_t mInputFormat;
|
||||
const audio_format_t mOutputFormat;
|
||||
};
|
||||
|
||||
// bitmask of allocated track names, where bit 0 corresponds to TRACK0 etc.
|
||||
uint32_t mTrackNames;
|
||||
|
||||
// bitmask of configured track names; ~0 if maxNumTracks == MAX_NUM_TRACKS,
|
||||
// but will have fewer bits set if maxNumTracks < MAX_NUM_TRACKS
|
||||
const uint32_t mConfiguredNames;
|
||||
|
||||
const uint32_t mSampleRate;
|
||||
|
||||
NBLog::Writer mDummyLog;
|
||||
public:
|
||||
void setLog(NBLog::Writer* log);
|
||||
private:
|
||||
state_t mState __attribute__((aligned(32)));
|
||||
|
||||
// Call after changing either the enabled status of a track, or parameters of an enabled track.
|
||||
// OK to call more often than that, but unnecessary.
|
||||
void invalidateState(uint32_t mask);
|
||||
|
||||
bool setChannelMasks(int name,
|
||||
audio_channel_mask_t trackChannelMask, audio_channel_mask_t mixerChannelMask);
|
||||
|
||||
// TODO: remove unused trackName/trackNum from functions below.
|
||||
static status_t initTrackDownmix(track_t* pTrack, int trackName);
|
||||
static status_t prepareTrackForDownmix(track_t* pTrack, int trackNum);
|
||||
static void unprepareTrackForDownmix(track_t* pTrack, int trackName);
|
||||
static status_t prepareTrackForReformat(track_t* pTrack, int trackNum);
|
||||
static void unprepareTrackForReformat(track_t* pTrack, int trackName);
|
||||
static void reconfigureBufferProviders(track_t* pTrack);
|
||||
|
||||
static void track__genericResample(track_t* t, int32_t* out, size_t numFrames, int32_t* temp,
|
||||
int32_t* aux);
|
||||
static void track__nop(track_t* t, int32_t* out, size_t numFrames, int32_t* temp, int32_t* aux);
|
||||
static void track__16BitsStereo(track_t* t, int32_t* out, size_t numFrames, int32_t* temp,
|
||||
int32_t* aux);
|
||||
static void track__16BitsMono(track_t* t, int32_t* out, size_t numFrames, int32_t* temp,
|
||||
int32_t* aux);
|
||||
static void volumeRampStereo(track_t* t, int32_t* out, size_t frameCount, int32_t* temp,
|
||||
int32_t* aux);
|
||||
static void volumeStereo(track_t* t, int32_t* out, size_t frameCount, int32_t* temp,
|
||||
int32_t* aux);
|
||||
|
||||
static void process__validate(state_t* state, int64_t pts);
|
||||
static void process__nop(state_t* state, int64_t pts);
|
||||
static void process__genericNoResampling(state_t* state, int64_t pts);
|
||||
static void process__genericResampling(state_t* state, int64_t pts);
|
||||
static void process__OneTrack16BitsStereoNoResampling(state_t* state,
|
||||
int64_t pts);
|
||||
|
||||
static int64_t calculateOutputPTS(const track_t& t, int64_t basePTS,
|
||||
int outputFrameIndex);
|
||||
|
||||
static uint64_t sLocalTimeFreq;
|
||||
static pthread_once_t sOnceControl;
|
||||
static void sInitRoutine();
|
||||
|
||||
/* multi-format volume mixing function (calls template functions
|
||||
* in AudioMixerOps.h). The template parameters are as follows:
|
||||
*
|
||||
* MIXTYPE (see AudioMixerOps.h MIXTYPE_* enumeration)
|
||||
* USEFLOATVOL (set to true if float volume is used)
|
||||
* ADJUSTVOL (set to true if volume ramp parameters needs adjustment afterwards)
|
||||
* TO: int32_t (Q4.27) or float
|
||||
* TI: int32_t (Q4.27) or int16_t (Q0.15) or float
|
||||
* TA: int32_t (Q4.27)
|
||||
*/
|
||||
template <int MIXTYPE, bool USEFLOATVOL, bool ADJUSTVOL,
|
||||
typename TO, typename TI, typename TA>
|
||||
static void volumeMix(TO *out, size_t outFrames,
|
||||
const TI *in, TA *aux, bool ramp, AudioMixer::track_t *t);
|
||||
|
||||
// multi-format process hooks
|
||||
template <int MIXTYPE, typename TO, typename TI, typename TA>
|
||||
static void process_NoResampleOneTrack(state_t* state, int64_t pts);
|
||||
|
||||
// multi-format track hooks
|
||||
template <int MIXTYPE, typename TO, typename TI, typename TA>
|
||||
static void track__Resample(track_t* t, TO* out, size_t frameCount,
|
||||
TO* temp __unused, TA* aux);
|
||||
template <int MIXTYPE, typename TO, typename TI, typename TA>
|
||||
static void track__NoResample(track_t* t, TO* out, size_t frameCount,
|
||||
TO* temp __unused, TA* aux);
|
||||
|
||||
static void convertMixerFormat(void *out, audio_format_t mixerOutFormat,
|
||||
void *in, audio_format_t mixerInFormat, size_t sampleCount);
|
||||
|
||||
// hook types
|
||||
enum {
|
||||
PROCESSTYPE_NORESAMPLEONETRACK,
|
||||
};
|
||||
enum {
|
||||
TRACKTYPE_NOP,
|
||||
TRACKTYPE_RESAMPLE,
|
||||
TRACKTYPE_NORESAMPLE,
|
||||
TRACKTYPE_NORESAMPLEMONO,
|
||||
};
|
||||
|
||||
// functions for determining the proper process and track hooks.
|
||||
static process_hook_t getProcessHook(int processType, uint32_t channelCount,
|
||||
audio_format_t mixerInFormat, audio_format_t mixerOutFormat);
|
||||
static hook_t getTrackHook(int trackType, uint32_t channelCount,
|
||||
audio_format_t mixerInFormat, audio_format_t mixerOutFormat);
|
||||
};
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
}; // namespace android
|
||||
|
||||
#endif // ANDROID_AUDIO_MIXER_H
|
||||
BIN
multimedia/02_day/test-mixer/c.wav
Normal file
BIN
multimedia/02_day/test-mixer/c.wav
Normal file
Binary file not shown.
306
multimedia/02_day/test-mixer/test-mixer.cpp
Normal file
306
multimedia/02_day/test-mixer/test-mixer.cpp
Normal file
@ -0,0 +1,306 @@
|
||||
/*
|
||||
* Copyright (C) 2014 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <inttypes.h>
|
||||
#include <math.h>
|
||||
#include <vector>
|
||||
#include <audio_utils/primitives.h>
|
||||
#include <audio_utils/sndfile.h>
|
||||
#include <media/AudioBufferProvider.h>
|
||||
#include "AudioMixer.h"
|
||||
#include "test_utils.h"
|
||||
|
||||
/* Testing is typically through creation of an output WAV file from several
|
||||
* source inputs, to be later analyzed by an audio program such as Audacity.
|
||||
*
|
||||
* Sine or chirp functions are typically more useful as input to the mixer
|
||||
* as they show up as straight lines on a spectrogram if successfully mixed.
|
||||
*
|
||||
* A sample shell script is provided: mixer_to_wave_tests.sh
|
||||
*/
|
||||
|
||||
using namespace android;
|
||||
|
||||
static void usage(const char* name) {
|
||||
fprintf(stderr, "Usage: %s [-f] [-m] [-c channels]"
|
||||
" [-s sample-rate] [-o <output-file>] [-a <aux-buffer-file>] [-P csv]"
|
||||
" (<input-file> | <command>)+\n", name);
|
||||
fprintf(stderr, " -f enable floating point input track\n");
|
||||
fprintf(stderr, " -m enable floating point mixer output\n");
|
||||
fprintf(stderr, " -c number of mixer output channels\n");
|
||||
fprintf(stderr, " -s mixer sample-rate\n");
|
||||
fprintf(stderr, " -o <output-file> WAV file, pcm16 (or float if -m specified)\n");
|
||||
fprintf(stderr, " -a <aux-buffer-file>\n");
|
||||
fprintf(stderr, " -P # frames provided per call to resample() in CSV format\n");
|
||||
fprintf(stderr, " <input-file> is a WAV file\n");
|
||||
fprintf(stderr, " <command> can be 'sine:<channels>,<frequency>,<samplerate>'\n");
|
||||
fprintf(stderr, " 'chirp:<channels>,<samplerate>'\n");
|
||||
}
|
||||
|
||||
static int writeFile(const char *filename, const void *buffer,
|
||||
uint32_t sampleRate, uint32_t channels, size_t frames, bool isBufferFloat) {
|
||||
if (filename == NULL) {
|
||||
return 0; // ok to pass in NULL filename
|
||||
}
|
||||
// write output to file.
|
||||
SF_INFO info;
|
||||
info.frames = 0;
|
||||
info.samplerate = sampleRate;
|
||||
info.channels = channels;
|
||||
info.format = SF_FORMAT_WAV | (isBufferFloat ? SF_FORMAT_FLOAT : SF_FORMAT_PCM_16);
|
||||
printf("saving file:%s channels:%u samplerate:%u frames:%zu\n",
|
||||
filename, info.channels, info.samplerate, frames);
|
||||
SNDFILE *sf = sf_open(filename, SFM_WRITE, &info);
|
||||
if (sf == NULL) {
|
||||
perror(filename);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
if (isBufferFloat) {
|
||||
(void) sf_writef_float(sf, (float*)buffer, frames);
|
||||
} else {
|
||||
(void) sf_writef_short(sf, (short*)buffer, frames);
|
||||
}
|
||||
sf_close(sf);
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
|
||||
int main(int argc, char* argv[]) {
|
||||
const char* const progname = argv[0];
|
||||
bool useInputFloat = false;
|
||||
bool useMixerFloat = false;
|
||||
bool useRamp = true;
|
||||
uint32_t outputSampleRate = 48000;
|
||||
uint32_t outputChannels = 2; // stereo for now
|
||||
std::vector<int> Pvalues;
|
||||
const char* outputFilename = NULL;
|
||||
const char* auxFilename = NULL;
|
||||
std::vector<int32_t> Names;
|
||||
std::vector<SignalProvider> Providers;
|
||||
|
||||
for (int ch; (ch = getopt(argc, argv, "fmc:s:o:a:P:")) != -1;) {
|
||||
switch (ch) {
|
||||
case 'f':
|
||||
useInputFloat = true;
|
||||
break;
|
||||
case 'm':
|
||||
useMixerFloat = true;
|
||||
break;
|
||||
case 'c':
|
||||
outputChannels = atoi(optarg);
|
||||
break;
|
||||
case 's':
|
||||
outputSampleRate = atoi(optarg);
|
||||
break;
|
||||
case 'o':
|
||||
outputFilename = optarg;
|
||||
break;
|
||||
case 'a':
|
||||
auxFilename = optarg;
|
||||
break;
|
||||
case 'P':
|
||||
if (parseCSV(optarg, Pvalues) < 0) {
|
||||
fprintf(stderr, "incorrect syntax for -P option\n");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
break;
|
||||
case '?':
|
||||
default:
|
||||
usage(progname);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
}
|
||||
argc -= optind;
|
||||
argv += optind;
|
||||
|
||||
if (argc == 0) {
|
||||
usage(progname);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
if ((unsigned)argc > AudioMixer::MAX_NUM_TRACKS) {
|
||||
fprintf(stderr, "too many tracks: %d > %u", argc, AudioMixer::MAX_NUM_TRACKS);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
size_t outputFrames = 0;
|
||||
|
||||
// create providers for each track
|
||||
Providers.resize(argc);
|
||||
for (int i = 0; i < argc; ++i) {
|
||||
static const char chirp[] = "chirp:";
|
||||
static const char sine[] = "sine:";
|
||||
static const double kSeconds = 10;
|
||||
|
||||
if (!strncmp(argv[i], chirp, strlen(chirp))) {
|
||||
std::vector<int> v;
|
||||
|
||||
parseCSV(argv[i] + strlen(chirp), v);
|
||||
if (v.size() == 2) {
|
||||
printf("creating chirp(%d %d)\n", v[0], v[1]);
|
||||
if (useInputFloat) {
|
||||
Providers[i].setChirp<float>(v[0], 0, v[1]/2, v[1], kSeconds);
|
||||
} else {
|
||||
Providers[i].setChirp<int16_t>(v[0], 0, v[1]/2, v[1], kSeconds);
|
||||
}
|
||||
Providers[i].setIncr(Pvalues);
|
||||
} else {
|
||||
fprintf(stderr, "malformed input '%s'\n", argv[i]);
|
||||
}
|
||||
} else if (!strncmp(argv[i], sine, strlen(sine))) {
|
||||
std::vector<int> v;
|
||||
|
||||
parseCSV(argv[i] + strlen(sine), v);
|
||||
if (v.size() == 3) {
|
||||
printf("creating sine(%d %d %d)\n", v[0], v[1], v[2]);
|
||||
if (useInputFloat) {
|
||||
Providers[i].setSine<float>(v[0], v[1], v[2], kSeconds);
|
||||
} else {
|
||||
Providers[i].setSine<int16_t>(v[0], v[1], v[2], kSeconds);
|
||||
}
|
||||
Providers[i].setIncr(Pvalues);
|
||||
} else {
|
||||
fprintf(stderr, "malformed input '%s'\n", argv[i]);
|
||||
}
|
||||
} else {
|
||||
printf("creating filename(%s)\n", argv[i]);
|
||||
if (useInputFloat) {
|
||||
Providers[i].setFile<float>(argv[i]);
|
||||
} else {
|
||||
Providers[i].setFile<short>(argv[i]);
|
||||
}
|
||||
Providers[i].setIncr(Pvalues);
|
||||
}
|
||||
// calculate the number of output frames
|
||||
size_t nframes = (int64_t) Providers[i].getNumFrames() * outputSampleRate
|
||||
/ Providers[i].getSampleRate();
|
||||
if (i == 0 || outputFrames > nframes) { // choose minimum for outputFrames
|
||||
outputFrames = nframes;
|
||||
}
|
||||
}
|
||||
|
||||
// create the output buffer.
|
||||
const size_t outputFrameSize = outputChannels
|
||||
* (useMixerFloat ? sizeof(float) : sizeof(int16_t));
|
||||
const size_t outputSize = outputFrames * outputFrameSize;
|
||||
const audio_channel_mask_t outputChannelMask =
|
||||
audio_channel_out_mask_from_count(outputChannels);
|
||||
void *outputAddr = NULL;
|
||||
(void) posix_memalign(&outputAddr, 32, outputSize);
|
||||
memset(outputAddr, 0, outputSize);
|
||||
|
||||
// create the aux buffer, if needed.
|
||||
const size_t auxFrameSize = sizeof(int32_t); // Q4.27 always
|
||||
const size_t auxSize = outputFrames * auxFrameSize;
|
||||
void *auxAddr = NULL;
|
||||
if (auxFilename) {
|
||||
(void) posix_memalign(&auxAddr, 32, auxSize);
|
||||
memset(auxAddr, 0, auxSize);
|
||||
}
|
||||
|
||||
// create the mixer.
|
||||
const size_t mixerFrameCount = 320; // typical numbers may range from 240 or 960
|
||||
AudioMixer *mixer = new AudioMixer(mixerFrameCount, outputSampleRate);
|
||||
audio_format_t inputFormat = useInputFloat
|
||||
? AUDIO_FORMAT_PCM_FLOAT : AUDIO_FORMAT_PCM_16_BIT;
|
||||
audio_format_t mixerFormat = useMixerFloat
|
||||
? AUDIO_FORMAT_PCM_FLOAT : AUDIO_FORMAT_PCM_16_BIT;
|
||||
float f = AudioMixer::UNITY_GAIN_FLOAT / Providers.size(); // normalize volume by # tracks
|
||||
static float f0; // zero
|
||||
|
||||
// set up the tracks.
|
||||
for (size_t i = 0; i < Providers.size(); ++i) {
|
||||
//printf("track %d out of %d\n", i, Providers.size());
|
||||
uint32_t channelMask = audio_channel_out_mask_from_count(Providers[i].getNumChannels());
|
||||
int32_t name = mixer->getTrackName(channelMask,
|
||||
inputFormat, AUDIO_SESSION_OUTPUT_MIX);
|
||||
ALOG_ASSERT(name >= 0);
|
||||
Names.push_back(name);
|
||||
mixer->setBufferProvider(name, &Providers[i]);
|
||||
mixer->setParameter(name, AudioMixer::TRACK, AudioMixer::MAIN_BUFFER,
|
||||
(void *)outputAddr);
|
||||
mixer->setParameter(
|
||||
name,
|
||||
AudioMixer::TRACK,
|
||||
AudioMixer::MIXER_FORMAT,
|
||||
(void *)(uintptr_t)mixerFormat);
|
||||
mixer->setParameter(
|
||||
name,
|
||||
AudioMixer::TRACK,
|
||||
AudioMixer::FORMAT,
|
||||
(void *)(uintptr_t)inputFormat);
|
||||
mixer->setParameter(
|
||||
name,
|
||||
AudioMixer::TRACK,
|
||||
AudioMixer::MIXER_CHANNEL_MASK,
|
||||
(void *)(uintptr_t)outputChannelMask);
|
||||
mixer->setParameter(
|
||||
name,
|
||||
AudioMixer::TRACK,
|
||||
AudioMixer::CHANNEL_MASK,
|
||||
(void *)(uintptr_t)channelMask);
|
||||
mixer->setParameter(
|
||||
name,
|
||||
AudioMixer::RESAMPLE,
|
||||
AudioMixer::SAMPLE_RATE,
|
||||
(void *)(uintptr_t)Providers[i].getSampleRate());
|
||||
if (useRamp) {
|
||||
mixer->setParameter(name, AudioMixer::VOLUME, AudioMixer::VOLUME0, &f0);
|
||||
mixer->setParameter(name, AudioMixer::VOLUME, AudioMixer::VOLUME1, &f0);
|
||||
mixer->setParameter(name, AudioMixer::RAMP_VOLUME, AudioMixer::VOLUME0, &f);
|
||||
mixer->setParameter(name, AudioMixer::RAMP_VOLUME, AudioMixer::VOLUME1, &f);
|
||||
} else {
|
||||
mixer->setParameter(name, AudioMixer::VOLUME, AudioMixer::VOLUME0, &f);
|
||||
mixer->setParameter(name, AudioMixer::VOLUME, AudioMixer::VOLUME1, &f);
|
||||
}
|
||||
if (auxFilename) {
|
||||
mixer->setParameter(name, AudioMixer::TRACK, AudioMixer::AUX_BUFFER,
|
||||
(void *) auxAddr);
|
||||
mixer->setParameter(name, AudioMixer::VOLUME, AudioMixer::AUXLEVEL, &f0);
|
||||
mixer->setParameter(name, AudioMixer::RAMP_VOLUME, AudioMixer::AUXLEVEL, &f);
|
||||
}
|
||||
mixer->enable(name);
|
||||
}
|
||||
|
||||
// pump the mixer to process data.
|
||||
size_t i;
|
||||
for (i = 0; i < outputFrames - mixerFrameCount; i += mixerFrameCount) {
|
||||
for (size_t j = 0; j < Names.size(); ++j) {
|
||||
mixer->setParameter(Names[j], AudioMixer::TRACK, AudioMixer::MAIN_BUFFER,
|
||||
(char *) outputAddr + i * outputFrameSize);
|
||||
if (auxFilename) {
|
||||
mixer->setParameter(Names[j], AudioMixer::TRACK, AudioMixer::AUX_BUFFER,
|
||||
(char *) auxAddr + i * auxFrameSize);
|
||||
}
|
||||
}
|
||||
mixer->process(AudioBufferProvider::kInvalidPTS);
|
||||
}
|
||||
outputFrames = i; // reset output frames to the data actually produced.
|
||||
|
||||
// write to files
|
||||
writeFile(outputFilename, outputAddr,
|
||||
outputSampleRate, outputChannels, outputFrames, useMixerFloat);
|
||||
if (auxFilename) {
|
||||
// Aux buffer is always in q4_27 format for now.
|
||||
// memcpy_to_i16_from_q4_27(), but with stereo frame count (not sample count)
|
||||
ditherAndClamp((int32_t*)auxAddr, (int32_t*)auxAddr, outputFrames >> 1);
|
||||
writeFile(auxFilename, auxAddr, outputSampleRate, 1, outputFrames, false);
|
||||
}
|
||||
|
||||
delete mixer;
|
||||
free(outputAddr);
|
||||
free(auxAddr);
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
307
multimedia/02_day/test-mixer/test_utils.h
Normal file
307
multimedia/02_day/test-mixer/test_utils.h
Normal file
@ -0,0 +1,307 @@
|
||||
/*
|
||||
* Copyright (C) 2014 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef ANDROID_AUDIO_TEST_UTILS_H
|
||||
#define ANDROID_AUDIO_TEST_UTILS_H
|
||||
|
||||
#include <audio_utils/sndfile.h>
|
||||
|
||||
#ifndef ARRAY_SIZE
|
||||
#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
|
||||
#endif
|
||||
|
||||
template<typename T, typename U>
|
||||
struct is_same
|
||||
{
|
||||
static const bool value = false;
|
||||
};
|
||||
|
||||
template<typename T>
|
||||
struct is_same<T, T> // partial specialization
|
||||
{
|
||||
static const bool value = true;
|
||||
};
|
||||
|
||||
template<typename T>
|
||||
static inline T convertValue(double val)
|
||||
{
|
||||
if (is_same<T, int16_t>::value) {
|
||||
return floor(val * 32767.0 + 0.5);
|
||||
} else if (is_same<T, int32_t>::value) {
|
||||
return floor(val * (1UL<<31) + 0.5);
|
||||
}
|
||||
return val; // assume float or double
|
||||
}
|
||||
|
||||
// Convert a list of integers in CSV format to a Vector of those values.
|
||||
// Returns the number of elements in the list, or -1 on error.
|
||||
static inline int parseCSV(const char *string, std::vector<int>& values)
|
||||
{
|
||||
// pass 1: count the number of values and do syntax check
|
||||
size_t numValues = 0;
|
||||
bool hadDigit = false;
|
||||
for (const char *p = string; ; ) {
|
||||
switch (*p++) {
|
||||
case '0': case '1': case '2': case '3': case '4':
|
||||
case '5': case '6': case '7': case '8': case '9':
|
||||
hadDigit = true;
|
||||
break;
|
||||
case '\0':
|
||||
if (hadDigit) {
|
||||
// pass 2: allocate and initialize vector of values
|
||||
values.resize(++numValues);
|
||||
values[0] = atoi(p = string);
|
||||
for (size_t i = 1; i < numValues; ) {
|
||||
if (*p++ == ',') {
|
||||
values[i++] = atoi(p);
|
||||
}
|
||||
}
|
||||
return numValues;
|
||||
}
|
||||
// fall through
|
||||
case ',':
|
||||
if (hadDigit) {
|
||||
hadDigit = false;
|
||||
numValues++;
|
||||
break;
|
||||
}
|
||||
// fall through
|
||||
default:
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Creates a type-independent audio buffer provider from
|
||||
* a buffer base address, size, framesize, and input increment array.
|
||||
*
|
||||
* No allocation or deallocation of the provided buffer is done.
|
||||
*/
|
||||
class TestProvider : public android::AudioBufferProvider {
|
||||
public:
|
||||
TestProvider(void* addr, size_t frames, size_t frameSize,
|
||||
const std::vector<int>& inputIncr)
|
||||
: mAddr(addr),
|
||||
mNumFrames(frames),
|
||||
mFrameSize(frameSize),
|
||||
mNextFrame(0), mUnrel(0), mInputIncr(inputIncr), mNextIdx(0)
|
||||
{
|
||||
}
|
||||
|
||||
TestProvider()
|
||||
: mAddr(NULL), mNumFrames(0), mFrameSize(0),
|
||||
mNextFrame(0), mUnrel(0), mNextIdx(0)
|
||||
{
|
||||
}
|
||||
|
||||
void setIncr(const std::vector<int>& inputIncr) {
|
||||
mInputIncr = inputIncr;
|
||||
mNextIdx = 0;
|
||||
}
|
||||
|
||||
virtual android::status_t getNextBuffer(Buffer* buffer, int64_t pts __unused = kInvalidPTS)
|
||||
{
|
||||
size_t requestedFrames = buffer->frameCount;
|
||||
if (requestedFrames > mNumFrames - mNextFrame) {
|
||||
buffer->frameCount = mNumFrames - mNextFrame;
|
||||
}
|
||||
if (!mInputIncr.empty()) {
|
||||
size_t provided = mInputIncr[mNextIdx++];
|
||||
ALOGV("getNextBuffer() mValue[%zu]=%zu not %zu",
|
||||
mNextIdx-1, provided, buffer->frameCount);
|
||||
if (provided < buffer->frameCount) {
|
||||
buffer->frameCount = provided;
|
||||
}
|
||||
if (mNextIdx >= mInputIncr.size()) {
|
||||
mNextIdx = 0;
|
||||
}
|
||||
}
|
||||
ALOGV("getNextBuffer() requested %zu frames out of %zu frames available"
|
||||
" and returned %zu frames",
|
||||
requestedFrames, mNumFrames - mNextFrame, buffer->frameCount);
|
||||
mUnrel = buffer->frameCount;
|
||||
if (buffer->frameCount > 0) {
|
||||
buffer->raw = (char *)mAddr + mFrameSize * mNextFrame;
|
||||
return android::NO_ERROR;
|
||||
} else {
|
||||
buffer->raw = NULL;
|
||||
return android::NOT_ENOUGH_DATA;
|
||||
}
|
||||
}
|
||||
|
||||
virtual void releaseBuffer(Buffer* buffer)
|
||||
{
|
||||
if (buffer->frameCount > mUnrel) {
|
||||
ALOGE("releaseBuffer() released %zu frames but only %zu available "
|
||||
"to release", buffer->frameCount, mUnrel);
|
||||
mNextFrame += mUnrel;
|
||||
mUnrel = 0;
|
||||
} else {
|
||||
|
||||
ALOGV("releaseBuffer() released %zu frames out of %zu frames available "
|
||||
"to release", buffer->frameCount, mUnrel);
|
||||
mNextFrame += buffer->frameCount;
|
||||
mUnrel -= buffer->frameCount;
|
||||
}
|
||||
buffer->frameCount = 0;
|
||||
buffer->raw = NULL;
|
||||
}
|
||||
|
||||
void reset()
|
||||
{
|
||||
mNextFrame = 0;
|
||||
}
|
||||
|
||||
size_t getNumFrames()
|
||||
{
|
||||
return mNumFrames;
|
||||
}
|
||||
|
||||
|
||||
protected:
|
||||
void* mAddr; // base address
|
||||
size_t mNumFrames; // total frames
|
||||
int mFrameSize; // frame size (# channels * bytes per sample)
|
||||
size_t mNextFrame; // index of next frame to provide
|
||||
size_t mUnrel; // number of frames not yet released
|
||||
std::vector<int> mInputIncr; // number of frames provided per call
|
||||
size_t mNextIdx; // index of next entry in mInputIncr to use
|
||||
};
|
||||
|
||||
/* Creates a buffer filled with a sine wave.
|
||||
*/
|
||||
template<typename T>
|
||||
static void createSine(void *vbuffer, size_t frames,
|
||||
size_t channels, double sampleRate, double freq)
|
||||
{
|
||||
double tscale = 1. / sampleRate;
|
||||
T* buffer = reinterpret_cast<T*>(vbuffer);
|
||||
for (size_t i = 0; i < frames; ++i) {
|
||||
double t = i * tscale;
|
||||
double y = sin(2. * M_PI * freq * t);
|
||||
T yt = convertValue<T>(y);
|
||||
|
||||
for (size_t j = 0; j < channels; ++j) {
|
||||
buffer[i*channels + j] = yt / T(j + 1);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Creates a buffer filled with a chirp signal (a sine wave sweep).
|
||||
*
|
||||
* When creating the Chirp, note that the frequency is the true sinusoidal
|
||||
* frequency not the sampling rate.
|
||||
*
|
||||
* http://en.wikipedia.org/wiki/Chirp
|
||||
*/
|
||||
template<typename T>
|
||||
static void createChirp(void *vbuffer, size_t frames,
|
||||
size_t channels, double sampleRate, double minfreq, double maxfreq)
|
||||
{
|
||||
double tscale = 1. / sampleRate;
|
||||
T *buffer = reinterpret_cast<T*>(vbuffer);
|
||||
// note the chirp constant k has a divide-by-two.
|
||||
double k = (maxfreq - minfreq) / (2. * tscale * frames);
|
||||
for (size_t i = 0; i < frames; ++i) {
|
||||
double t = i * tscale;
|
||||
double y = sin(2. * M_PI * (k * t + minfreq) * t);
|
||||
T yt = convertValue<T>(y);
|
||||
|
||||
for (size_t j = 0; j < channels; ++j) {
|
||||
buffer[i*channels + j] = yt / T(j + 1);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* This derived class creates a buffer provider of datatype T,
|
||||
* consisting of an input signal, e.g. from createChirp().
|
||||
* The number of frames can be obtained from the base class
|
||||
* TestProvider::getNumFrames().
|
||||
*/
|
||||
|
||||
class SignalProvider : public TestProvider {
|
||||
public:
|
||||
SignalProvider()
|
||||
: mSampleRate(0),
|
||||
mChannels(0)
|
||||
{
|
||||
}
|
||||
|
||||
virtual ~SignalProvider()
|
||||
{
|
||||
free(mAddr);
|
||||
mAddr = NULL;
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
void setChirp(size_t channels, double minfreq, double maxfreq, double sampleRate, double time)
|
||||
{
|
||||
createBufferByFrames<T>(channels, sampleRate, sampleRate*time);
|
||||
createChirp<T>(mAddr, mNumFrames, mChannels, mSampleRate, minfreq, maxfreq);
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
void setSine(size_t channels,
|
||||
double freq, double sampleRate, double time)
|
||||
{
|
||||
createBufferByFrames<T>(channels, sampleRate, sampleRate*time);
|
||||
createSine<T>(mAddr, mNumFrames, mChannels, mSampleRate, freq);
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
void setFile(const char *file_in)
|
||||
{
|
||||
SF_INFO info;
|
||||
info.format = 0;
|
||||
SNDFILE *sf = sf_open(file_in, SFM_READ, &info);
|
||||
if (sf == NULL) {
|
||||
perror(file_in);
|
||||
return;
|
||||
}
|
||||
createBufferByFrames<T>(info.channels, info.samplerate, info.frames);
|
||||
if (is_same<T, float>::value) {
|
||||
(void) sf_readf_float(sf, (float *) mAddr, mNumFrames);
|
||||
} else if (is_same<T, short>::value) {
|
||||
(void) sf_readf_short(sf, (short *) mAddr, mNumFrames);
|
||||
}
|
||||
sf_close(sf);
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
void createBufferByFrames(size_t channels, uint32_t sampleRate, size_t frames)
|
||||
{
|
||||
mNumFrames = frames;
|
||||
mChannels = channels;
|
||||
mFrameSize = mChannels * sizeof(T);
|
||||
free(mAddr);
|
||||
mAddr = malloc(mFrameSize * mNumFrames);
|
||||
mSampleRate = sampleRate;
|
||||
}
|
||||
|
||||
uint32_t getSampleRate() const {
|
||||
return mSampleRate;
|
||||
}
|
||||
|
||||
uint32_t getNumChannels() const {
|
||||
return mChannels;
|
||||
}
|
||||
|
||||
protected:
|
||||
uint32_t mSampleRate;
|
||||
uint32_t mChannels;
|
||||
};
|
||||
|
||||
#endif // ANDROID_AUDIO_TEST_UTILS_H
|
||||
27
multimedia/02_day/test-resample/Android.mk
Normal file
27
multimedia/02_day/test-resample/Android.mk
Normal file
@ -0,0 +1,27 @@
|
||||
LOCAL_PATH:= $(call my-dir)
|
||||
|
||||
|
||||
include $(CLEAR_VARS)
|
||||
|
||||
LOCAL_SRC_FILES:= \
|
||||
test-resample.cpp \
|
||||
|
||||
LOCAL_C_INCLUDES := \
|
||||
$(call include-path-for, audio-utils)
|
||||
|
||||
LOCAL_STATIC_LIBRARIES := \
|
||||
libsndfile
|
||||
|
||||
LOCAL_SHARED_LIBRARIES := \
|
||||
libaudioresampler \
|
||||
libaudioutils \
|
||||
libdl \
|
||||
libcutils \
|
||||
libutils \
|
||||
liblog
|
||||
|
||||
LOCAL_MODULE:= test-resample
|
||||
|
||||
LOCAL_MODULE_TAGS := optional
|
||||
|
||||
include $(BUILD_EXECUTABLE)
|
||||
174
multimedia/02_day/test-resample/AudioResampler.h
Normal file
174
multimedia/02_day/test-resample/AudioResampler.h
Normal file
@ -0,0 +1,174 @@
|
||||
/*
|
||||
* Copyright (C) 2007 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef ANDROID_AUDIO_RESAMPLER_H
|
||||
#define ANDROID_AUDIO_RESAMPLER_H
|
||||
|
||||
#include <stdint.h>
|
||||
#include <sys/types.h>
|
||||
#include <cutils/compiler.h>
|
||||
|
||||
#include <media/AudioBufferProvider.h>
|
||||
#include <system/audio.h>
|
||||
|
||||
namespace android {
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
class ANDROID_API AudioResampler {
|
||||
public:
|
||||
// Determines quality of SRC.
|
||||
// LOW_QUALITY: linear interpolator (1st order)
|
||||
// MED_QUALITY: cubic interpolator (3rd order)
|
||||
// HIGH_QUALITY: fixed multi-tap FIR (e.g. 48KHz->44.1KHz)
|
||||
// NOTE: high quality SRC will only be supported for
|
||||
// certain fixed rate conversions. Sample rate cannot be
|
||||
// changed dynamically.
|
||||
enum src_quality {
|
||||
DEFAULT_QUALITY=0,
|
||||
LOW_QUALITY=1,
|
||||
MED_QUALITY=2,
|
||||
HIGH_QUALITY=3,
|
||||
VERY_HIGH_QUALITY=4,
|
||||
DYN_LOW_QUALITY=5,
|
||||
DYN_MED_QUALITY=6,
|
||||
DYN_HIGH_QUALITY=7,
|
||||
};
|
||||
|
||||
static const float UNITY_GAIN_FLOAT = 1.0f;
|
||||
|
||||
static AudioResampler* create(audio_format_t format, int inChannelCount,
|
||||
int32_t sampleRate, src_quality quality=DEFAULT_QUALITY);
|
||||
|
||||
virtual ~AudioResampler();
|
||||
|
||||
virtual void init() = 0;
|
||||
virtual void setSampleRate(int32_t inSampleRate);
|
||||
virtual void setVolume(float left, float right);
|
||||
virtual void setLocalTimeFreq(uint64_t freq);
|
||||
|
||||
// set the PTS of the next buffer output by the resampler
|
||||
virtual void setPTS(int64_t pts);
|
||||
|
||||
// Resample int16_t samples from provider and accumulate into 'out'.
|
||||
// A mono provider delivers a sequence of samples.
|
||||
// A stereo provider delivers a sequence of interleaved pairs of samples.
|
||||
// Multi-channel providers are not supported.
|
||||
// In either case, 'out' holds interleaved pairs of fixed-point Q4.27.
|
||||
// That is, for a mono provider, there is an implicit up-channeling.
|
||||
// Since this method accumulates, the caller is responsible for clearing 'out' initially.
|
||||
// FIXME assumes provider is always successful; it should return the actual frame count.
|
||||
virtual void resample(int32_t* out, size_t outFrameCount,
|
||||
AudioBufferProvider* provider) = 0;
|
||||
|
||||
virtual void reset();
|
||||
virtual size_t getUnreleasedFrames() const { return mInputIndex; }
|
||||
|
||||
// called from destructor, so must not be virtual
|
||||
src_quality getQuality() const { return mQuality; }
|
||||
|
||||
protected:
|
||||
// number of bits for phase fraction - 30 bits allows nearly 2x downsampling
|
||||
static const int kNumPhaseBits = 30;
|
||||
|
||||
// phase mask for fraction
|
||||
static const uint32_t kPhaseMask = (1LU<<kNumPhaseBits)-1;
|
||||
|
||||
// multiplier to calculate fixed point phase increment
|
||||
static const double kPhaseMultiplier;
|
||||
|
||||
AudioResampler(int inChannelCount, int32_t sampleRate, src_quality quality);
|
||||
|
||||
// prevent copying
|
||||
AudioResampler(const AudioResampler&);
|
||||
AudioResampler& operator=(const AudioResampler&);
|
||||
|
||||
int64_t calculateOutputPTS(int outputFrameIndex);
|
||||
|
||||
const int32_t mChannelCount;
|
||||
const int32_t mSampleRate;
|
||||
int32_t mInSampleRate;
|
||||
AudioBufferProvider::Buffer mBuffer;
|
||||
union {
|
||||
int16_t mVolume[2];
|
||||
uint32_t mVolumeRL;
|
||||
};
|
||||
int16_t mTargetVolume[2];
|
||||
size_t mInputIndex;
|
||||
int32_t mPhaseIncrement;
|
||||
uint32_t mPhaseFraction;
|
||||
uint64_t mLocalTimeFreq;
|
||||
int64_t mPTS;
|
||||
|
||||
// returns the inFrameCount required to generate outFrameCount frames.
|
||||
//
|
||||
// Placed here to be a consistent for all resamplers.
|
||||
//
|
||||
// Right now, we use the upper bound without regards to the current state of the
|
||||
// input buffer using integer arithmetic, as follows:
|
||||
//
|
||||
// (static_cast<uint64_t>(outFrameCount)*mInSampleRate + (mSampleRate - 1))/mSampleRate;
|
||||
//
|
||||
// The double precision equivalent (float may not be precise enough):
|
||||
// ceil(static_cast<double>(outFrameCount) * mInSampleRate / mSampleRate);
|
||||
//
|
||||
// this relies on the fact that the mPhaseIncrement is rounded down from
|
||||
// #phases * mInSampleRate/mSampleRate and the fact that Sum(Floor(x)) <= Floor(Sum(x)).
|
||||
// http://www.proofwiki.org/wiki/Sum_of_Floors_Not_Greater_Than_Floor_of_Sums
|
||||
//
|
||||
// (so long as double precision is computed accurately enough to be considered
|
||||
// greater than or equal to the Floor(x) value in int32_t arithmetic; thus this
|
||||
// will not necessarily hold for floats).
|
||||
//
|
||||
// TODO:
|
||||
// Greater accuracy and a tight bound is obtained by:
|
||||
// 1) subtract and adjust for the current state of the AudioBufferProvider buffer.
|
||||
// 2) using the exact integer formula where (ignoring 64b casting)
|
||||
// inFrameCount = (mPhaseIncrement * (outFrameCount - 1) + mPhaseFraction) / phaseWrapLimit;
|
||||
// phaseWrapLimit is the wraparound (1 << kNumPhaseBits), if not specified explicitly.
|
||||
//
|
||||
inline size_t getInFrameCountRequired(size_t outFrameCount) {
|
||||
return (static_cast<uint64_t>(outFrameCount)*mInSampleRate
|
||||
+ (mSampleRate - 1))/mSampleRate;
|
||||
}
|
||||
|
||||
inline float clampFloatVol(float volume) {
|
||||
if (volume > UNITY_GAIN_FLOAT) {
|
||||
return UNITY_GAIN_FLOAT;
|
||||
} else if (volume >= 0.) {
|
||||
return volume;
|
||||
}
|
||||
return 0.; // NaN or negative volume maps to 0.
|
||||
}
|
||||
|
||||
private:
|
||||
const src_quality mQuality;
|
||||
|
||||
// Return 'true' if the quality level is supported without explicit request
|
||||
static bool qualityIsSupported(src_quality quality);
|
||||
|
||||
// For pthread_once()
|
||||
static void init_routine();
|
||||
|
||||
// Return the estimated CPU load for specific resampler in MHz.
|
||||
// The absolute number is irrelevant, it's the relative values that matter.
|
||||
static uint32_t qualityMHz(src_quality quality);
|
||||
};
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
}
|
||||
; // namespace android
|
||||
|
||||
#endif // ANDROID_AUDIO_RESAMPLER_H
|
||||
509
multimedia/02_day/test-resample/test-resample.cpp
Normal file
509
multimedia/02_day/test-resample/test-resample.cpp
Normal file
@ -0,0 +1,509 @@
|
||||
/*
|
||||
* Copyright (C) 2012 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#include <unistd.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <fcntl.h>
|
||||
#include <string.h>
|
||||
#include <sys/mman.h>
|
||||
#include <sys/stat.h>
|
||||
#include <errno.h>
|
||||
#include <inttypes.h>
|
||||
#include <time.h>
|
||||
#include <math.h>
|
||||
#include <audio_utils/primitives.h>
|
||||
#include <audio_utils/sndfile.h>
|
||||
#include <utils/Vector.h>
|
||||
#include <media/AudioBufferProvider.h>
|
||||
#include "AudioResampler.h"
|
||||
|
||||
using namespace android;
|
||||
|
||||
static bool gVerbose = false;
|
||||
|
||||
static int usage(const char* name) {
|
||||
fprintf(stderr,"Usage: %s [-p] [-f] [-F] [-v] [-c channels]"
|
||||
" [-q {dq|lq|mq|hq|vhq|dlq|dmq|dhq}]"
|
||||
" [-i input-sample-rate] [-o output-sample-rate]"
|
||||
" [-O csv] [-P csv] [<input-file>]"
|
||||
" <output-file>\n", name);
|
||||
fprintf(stderr," -p enable profiling\n");
|
||||
fprintf(stderr," -f enable filter profiling\n");
|
||||
fprintf(stderr," -F enable floating point -q {dlq|dmq|dhq} only");
|
||||
fprintf(stderr," -v verbose : log buffer provider calls\n");
|
||||
fprintf(stderr," -c # channels (1-2 for lq|mq|hq; 1-8 for dlq|dmq|dhq)\n");
|
||||
fprintf(stderr," -q resampler quality\n");
|
||||
fprintf(stderr," dq : default quality\n");
|
||||
fprintf(stderr," lq : low quality\n");
|
||||
fprintf(stderr," mq : medium quality\n");
|
||||
fprintf(stderr," hq : high quality\n");
|
||||
fprintf(stderr," vhq : very high quality\n");
|
||||
fprintf(stderr," dlq : dynamic low quality\n");
|
||||
fprintf(stderr," dmq : dynamic medium quality\n");
|
||||
fprintf(stderr," dhq : dynamic high quality\n");
|
||||
fprintf(stderr," -i input file sample rate (ignored if input file is specified)\n");
|
||||
fprintf(stderr," -o output file sample rate\n");
|
||||
fprintf(stderr," -O # frames output per call to resample() in CSV format\n");
|
||||
fprintf(stderr," -P # frames provided per call to resample() in CSV format\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
// Convert a list of integers in CSV format to a Vector of those values.
|
||||
// Returns the number of elements in the list, or -1 on error.
|
||||
int parseCSV(const char *string, Vector<int>& values)
|
||||
{
|
||||
// pass 1: count the number of values and do syntax check
|
||||
size_t numValues = 0;
|
||||
bool hadDigit = false;
|
||||
for (const char *p = string; ; ) {
|
||||
switch (*p++) {
|
||||
case '0': case '1': case '2': case '3': case '4':
|
||||
case '5': case '6': case '7': case '8': case '9':
|
||||
hadDigit = true;
|
||||
break;
|
||||
case '\0':
|
||||
if (hadDigit) {
|
||||
// pass 2: allocate and initialize vector of values
|
||||
values.resize(++numValues);
|
||||
values.editItemAt(0) = atoi(p = optarg);
|
||||
for (size_t i = 1; i < numValues; ) {
|
||||
if (*p++ == ',') {
|
||||
values.editItemAt(i++) = atoi(p);
|
||||
}
|
||||
}
|
||||
return numValues;
|
||||
}
|
||||
// fall through
|
||||
case ',':
|
||||
if (hadDigit) {
|
||||
hadDigit = false;
|
||||
numValues++;
|
||||
break;
|
||||
}
|
||||
// fall through
|
||||
default:
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int main(int argc, char* argv[]) {
|
||||
const char* const progname = argv[0];
|
||||
bool profileResample = false;
|
||||
bool profileFilter = false;
|
||||
bool useFloat = false;
|
||||
int channels = 1;
|
||||
int input_freq = 0;
|
||||
int output_freq = 0;
|
||||
AudioResampler::src_quality quality = AudioResampler::DEFAULT_QUALITY;
|
||||
Vector<int> Ovalues;
|
||||
Vector<int> Pvalues;
|
||||
|
||||
int ch;
|
||||
while ((ch = getopt(argc, argv, "pfFvc:q:i:o:O:P:")) != -1) {
|
||||
switch (ch) {
|
||||
case 'p':
|
||||
profileResample = true;
|
||||
break;
|
||||
case 'f':
|
||||
profileFilter = true;
|
||||
break;
|
||||
case 'F':
|
||||
useFloat = true;
|
||||
break;
|
||||
case 'v':
|
||||
gVerbose = true;
|
||||
break;
|
||||
case 'c':
|
||||
channels = atoi(optarg);
|
||||
break;
|
||||
case 'q':
|
||||
if (!strcmp(optarg, "dq"))
|
||||
quality = AudioResampler::DEFAULT_QUALITY;
|
||||
else if (!strcmp(optarg, "lq"))
|
||||
quality = AudioResampler::LOW_QUALITY;
|
||||
else if (!strcmp(optarg, "mq"))
|
||||
quality = AudioResampler::MED_QUALITY;
|
||||
else if (!strcmp(optarg, "hq"))
|
||||
quality = AudioResampler::HIGH_QUALITY;
|
||||
else if (!strcmp(optarg, "vhq"))
|
||||
quality = AudioResampler::VERY_HIGH_QUALITY;
|
||||
else if (!strcmp(optarg, "dlq"))
|
||||
quality = AudioResampler::DYN_LOW_QUALITY;
|
||||
else if (!strcmp(optarg, "dmq"))
|
||||
quality = AudioResampler::DYN_MED_QUALITY;
|
||||
else if (!strcmp(optarg, "dhq"))
|
||||
quality = AudioResampler::DYN_HIGH_QUALITY;
|
||||
else {
|
||||
usage(progname);
|
||||
return -1;
|
||||
}
|
||||
break;
|
||||
case 'i':
|
||||
input_freq = atoi(optarg);
|
||||
break;
|
||||
case 'o':
|
||||
output_freq = atoi(optarg);
|
||||
break;
|
||||
case 'O':
|
||||
if (parseCSV(optarg, Ovalues) < 0) {
|
||||
fprintf(stderr, "incorrect syntax for -O option\n");
|
||||
return -1;
|
||||
}
|
||||
break;
|
||||
case 'P':
|
||||
if (parseCSV(optarg, Pvalues) < 0) {
|
||||
fprintf(stderr, "incorrect syntax for -P option\n");
|
||||
return -1;
|
||||
}
|
||||
break;
|
||||
case '?':
|
||||
default:
|
||||
usage(progname);
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
|
||||
if (channels < 1
|
||||
|| channels > (quality < AudioResampler::DYN_LOW_QUALITY ? 2 : 8)) {
|
||||
fprintf(stderr, "invalid number of audio channels %d\n", channels);
|
||||
return -1;
|
||||
}
|
||||
if (useFloat && quality < AudioResampler::DYN_LOW_QUALITY) {
|
||||
fprintf(stderr, "float processing is only possible for dynamic resamplers\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
argc -= optind;
|
||||
argv += optind;
|
||||
|
||||
const char* file_in = NULL;
|
||||
const char* file_out = NULL;
|
||||
if (argc == 1) {
|
||||
file_out = argv[0];
|
||||
} else if (argc == 2) {
|
||||
file_in = argv[0];
|
||||
file_out = argv[1];
|
||||
} else {
|
||||
usage(progname);
|
||||
return -1;
|
||||
}
|
||||
|
||||
// ----------------------------------------------------------
|
||||
|
||||
size_t input_size;
|
||||
void* input_vaddr;
|
||||
if (argc == 2) {
|
||||
SF_INFO info;
|
||||
info.format = 0;
|
||||
SNDFILE *sf = sf_open(file_in, SFM_READ, &info);
|
||||
if (sf == NULL) {
|
||||
perror(file_in);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
input_size = info.frames * info.channels * sizeof(short);
|
||||
input_vaddr = malloc(input_size);
|
||||
(void) sf_readf_short(sf, (short *) input_vaddr, info.frames);
|
||||
sf_close(sf);
|
||||
channels = info.channels;
|
||||
input_freq = info.samplerate;
|
||||
} else {
|
||||
// data for testing is exactly (input sampling rate/1000)/2 seconds
|
||||
// so 44.1khz input is 22.05 seconds
|
||||
double k = 1000; // Hz / s
|
||||
double time = (input_freq / 2) / k;
|
||||
size_t input_frames = size_t(input_freq * time);
|
||||
input_size = channels * sizeof(int16_t) * input_frames;
|
||||
input_vaddr = malloc(input_size);
|
||||
int16_t* in = (int16_t*)input_vaddr;
|
||||
for (size_t i=0 ; i<input_frames ; i++) {
|
||||
double t = double(i) / input_freq;
|
||||
double y = sin(M_PI * k * t * t);
|
||||
int16_t yi = floor(y * 32767.0 + 0.5);
|
||||
for (int j = 0; j < channels; j++) {
|
||||
in[i*channels + j] = yi / (1 + j);
|
||||
}
|
||||
}
|
||||
}
|
||||
size_t input_framesize = channels * sizeof(int16_t);
|
||||
size_t input_frames = input_size / input_framesize;
|
||||
|
||||
// For float processing, convert input int16_t to float array
|
||||
if (useFloat) {
|
||||
void *new_vaddr;
|
||||
|
||||
input_framesize = channels * sizeof(float);
|
||||
input_size = input_frames * input_framesize;
|
||||
new_vaddr = malloc(input_size);
|
||||
memcpy_to_float_from_i16(reinterpret_cast<float*>(new_vaddr),
|
||||
reinterpret_cast<int16_t*>(input_vaddr), input_frames * channels);
|
||||
free(input_vaddr);
|
||||
input_vaddr = new_vaddr;
|
||||
}
|
||||
|
||||
// ----------------------------------------------------------
|
||||
|
||||
class Provider: public AudioBufferProvider {
|
||||
const void* mAddr; // base address
|
||||
const size_t mNumFrames; // total frames
|
||||
const size_t mFrameSize; // size of each frame in bytes
|
||||
size_t mNextFrame; // index of next frame to provide
|
||||
size_t mUnrel; // number of frames not yet released
|
||||
const Vector<int> mPvalues; // number of frames provided per call
|
||||
size_t mNextPidx; // index of next entry in mPvalues to use
|
||||
public:
|
||||
Provider(const void* addr, size_t frames, size_t frameSize, const Vector<int>& Pvalues)
|
||||
: mAddr(addr),
|
||||
mNumFrames(frames),
|
||||
mFrameSize(frameSize),
|
||||
mNextFrame(0), mUnrel(0), mPvalues(Pvalues), mNextPidx(0) {
|
||||
}
|
||||
virtual status_t getNextBuffer(Buffer* buffer,
|
||||
int64_t pts = kInvalidPTS) {
|
||||
(void)pts; // suppress warning
|
||||
size_t requestedFrames = buffer->frameCount;
|
||||
if (requestedFrames > mNumFrames - mNextFrame) {
|
||||
buffer->frameCount = mNumFrames - mNextFrame;
|
||||
}
|
||||
if (!mPvalues.isEmpty()) {
|
||||
size_t provided = mPvalues[mNextPidx++];
|
||||
printf("mPvalue[%zu]=%zu not %zu\n", mNextPidx-1, provided, buffer->frameCount);
|
||||
if (provided < buffer->frameCount) {
|
||||
buffer->frameCount = provided;
|
||||
}
|
||||
if (mNextPidx >= mPvalues.size()) {
|
||||
mNextPidx = 0;
|
||||
}
|
||||
}
|
||||
if (gVerbose) {
|
||||
printf("getNextBuffer() requested %zu frames out of %zu frames available,"
|
||||
" and returned %zu frames\n",
|
||||
requestedFrames, (size_t) (mNumFrames - mNextFrame), buffer->frameCount);
|
||||
}
|
||||
mUnrel = buffer->frameCount;
|
||||
if (buffer->frameCount > 0) {
|
||||
buffer->raw = (char *)mAddr + mFrameSize * mNextFrame;
|
||||
return NO_ERROR;
|
||||
} else {
|
||||
buffer->raw = NULL;
|
||||
return NOT_ENOUGH_DATA;
|
||||
}
|
||||
}
|
||||
virtual void releaseBuffer(Buffer* buffer) {
|
||||
if (buffer->frameCount > mUnrel) {
|
||||
fprintf(stderr, "ERROR releaseBuffer() released %zu frames but only %zu available "
|
||||
"to release\n", buffer->frameCount, mUnrel);
|
||||
mNextFrame += mUnrel;
|
||||
mUnrel = 0;
|
||||
} else {
|
||||
if (gVerbose) {
|
||||
printf("releaseBuffer() released %zu frames out of %zu frames available "
|
||||
"to release\n", buffer->frameCount, mUnrel);
|
||||
}
|
||||
mNextFrame += buffer->frameCount;
|
||||
mUnrel -= buffer->frameCount;
|
||||
}
|
||||
buffer->frameCount = 0;
|
||||
buffer->raw = NULL;
|
||||
}
|
||||
void reset() {
|
||||
mNextFrame = 0;
|
||||
}
|
||||
} provider(input_vaddr, input_frames, input_framesize, Pvalues);
|
||||
|
||||
if (gVerbose) {
|
||||
printf("%zu input frames\n", input_frames);
|
||||
}
|
||||
|
||||
audio_format_t format = useFloat ? AUDIO_FORMAT_PCM_FLOAT : AUDIO_FORMAT_PCM_16_BIT;
|
||||
int output_channels = channels > 2 ? channels : 2; // output is at least stereo samples
|
||||
size_t output_framesize = output_channels * (useFloat ? sizeof(float) : sizeof(int32_t));
|
||||
size_t output_frames = ((int64_t) input_frames * output_freq) / input_freq;
|
||||
size_t output_size = output_frames * output_framesize;
|
||||
|
||||
if (profileFilter) {
|
||||
// Check how fast sample rate changes are that require filter changes.
|
||||
// The delta sample rate changes must indicate a downsampling ratio,
|
||||
// and must be larger than 10% changes.
|
||||
//
|
||||
// On fast devices, filters should be generated between 0.1ms - 1ms.
|
||||
// (single threaded).
|
||||
AudioResampler* resampler = AudioResampler::create(format, channels,
|
||||
8000, quality);
|
||||
int looplimit = 100;
|
||||
timespec start, end;
|
||||
clock_gettime(CLOCK_MONOTONIC, &start);
|
||||
for (int i = 0; i < looplimit; ++i) {
|
||||
resampler->setSampleRate(9000);
|
||||
resampler->setSampleRate(12000);
|
||||
resampler->setSampleRate(20000);
|
||||
resampler->setSampleRate(30000);
|
||||
}
|
||||
clock_gettime(CLOCK_MONOTONIC, &end);
|
||||
int64_t start_ns = start.tv_sec * 1000000000LL + start.tv_nsec;
|
||||
int64_t end_ns = end.tv_sec * 1000000000LL + end.tv_nsec;
|
||||
int64_t time = end_ns - start_ns;
|
||||
printf("%.2f sample rate changes with filter calculation/sec\n",
|
||||
looplimit * 4 / (time / 1e9));
|
||||
|
||||
// Check how fast sample rate changes are without filter changes.
|
||||
// This should be very fast, probably 0.1us - 1us per sample rate
|
||||
// change.
|
||||
resampler->setSampleRate(1000);
|
||||
looplimit = 1000;
|
||||
clock_gettime(CLOCK_MONOTONIC, &start);
|
||||
for (int i = 0; i < looplimit; ++i) {
|
||||
resampler->setSampleRate(1000+i);
|
||||
}
|
||||
clock_gettime(CLOCK_MONOTONIC, &end);
|
||||
start_ns = start.tv_sec * 1000000000LL + start.tv_nsec;
|
||||
end_ns = end.tv_sec * 1000000000LL + end.tv_nsec;
|
||||
time = end_ns - start_ns;
|
||||
printf("%.2f sample rate changes without filter calculation/sec\n",
|
||||
looplimit / (time / 1e9));
|
||||
resampler->reset();
|
||||
delete resampler;
|
||||
}
|
||||
|
||||
void* output_vaddr = malloc(output_size);
|
||||
AudioResampler* resampler = AudioResampler::create(format, channels,
|
||||
output_freq, quality);
|
||||
|
||||
resampler->setSampleRate(input_freq);
|
||||
resampler->setVolume(AudioResampler::UNITY_GAIN_FLOAT, AudioResampler::UNITY_GAIN_FLOAT);
|
||||
|
||||
if (profileResample) {
|
||||
/*
|
||||
* For profiling on mobile devices, upon experimentation
|
||||
* it is better to run a few trials with a shorter loop limit,
|
||||
* and take the minimum time.
|
||||
*
|
||||
* Long tests can cause CPU temperature to build up and thermal throttling
|
||||
* to reduce CPU frequency.
|
||||
*
|
||||
* For frequency checks (index=0, or 1, etc.):
|
||||
* "cat /sys/devices/system/cpu/cpu${index}/cpufreq/scaling_*_freq"
|
||||
*
|
||||
* For temperature checks (index=0, or 1, etc.):
|
||||
* "cat /sys/class/thermal/thermal_zone${index}/temp"
|
||||
*
|
||||
* Another way to avoid thermal throttling is to fix the CPU frequency
|
||||
* at a lower level which prevents excessive temperatures.
|
||||
*/
|
||||
const int trials = 4;
|
||||
const int looplimit = 4;
|
||||
timespec start, end;
|
||||
int64_t time = 0;
|
||||
|
||||
for (int n = 0; n < trials; ++n) {
|
||||
clock_gettime(CLOCK_MONOTONIC, &start);
|
||||
for (int i = 0; i < looplimit; ++i) {
|
||||
resampler->resample((int*) output_vaddr, output_frames, &provider);
|
||||
provider.reset(); // during benchmarking reset only the provider
|
||||
}
|
||||
clock_gettime(CLOCK_MONOTONIC, &end);
|
||||
int64_t start_ns = start.tv_sec * 1000000000LL + start.tv_nsec;
|
||||
int64_t end_ns = end.tv_sec * 1000000000LL + end.tv_nsec;
|
||||
int64_t diff_ns = end_ns - start_ns;
|
||||
if (n == 0 || diff_ns < time) {
|
||||
time = diff_ns; // save the best out of our trials.
|
||||
}
|
||||
}
|
||||
// Mfrms/s is "Millions of output frames per second".
|
||||
printf("quality: %d channels: %d msec: %" PRId64 " Mfrms/s: %.2lf\n",
|
||||
quality, channels, time/1000000, output_frames * looplimit / (time / 1e9) / 1e6);
|
||||
resampler->reset();
|
||||
}
|
||||
|
||||
memset(output_vaddr, 0, output_size);
|
||||
if (gVerbose) {
|
||||
printf("resample() %zu output frames\n", output_frames);
|
||||
}
|
||||
if (Ovalues.isEmpty()) {
|
||||
Ovalues.push(output_frames);
|
||||
}
|
||||
for (size_t i = 0, j = 0; i < output_frames; ) {
|
||||
size_t thisFrames = Ovalues[j++];
|
||||
if (j >= Ovalues.size()) {
|
||||
j = 0;
|
||||
}
|
||||
if (thisFrames == 0 || thisFrames > output_frames - i) {
|
||||
thisFrames = output_frames - i;
|
||||
}
|
||||
resampler->resample((int*) output_vaddr + output_channels*i, thisFrames, &provider);
|
||||
i += thisFrames;
|
||||
}
|
||||
if (gVerbose) {
|
||||
printf("resample() complete\n");
|
||||
}
|
||||
resampler->reset();
|
||||
if (gVerbose) {
|
||||
printf("reset() complete\n");
|
||||
}
|
||||
delete resampler;
|
||||
resampler = NULL;
|
||||
|
||||
// For float processing, convert output format from float to Q4.27,
|
||||
// which is then converted to int16_t for final storage.
|
||||
if (useFloat) {
|
||||
memcpy_to_q4_27_from_float(reinterpret_cast<int32_t*>(output_vaddr),
|
||||
reinterpret_cast<float*>(output_vaddr), output_frames * output_channels);
|
||||
}
|
||||
|
||||
// mono takes left channel only (out of stereo output pair)
|
||||
// stereo and multichannel preserve all channels.
|
||||
int32_t* out = (int32_t*) output_vaddr;
|
||||
int16_t* convert = (int16_t*) malloc(output_frames * channels * sizeof(int16_t));
|
||||
|
||||
const int volumeShift = 12; // shift requirement for Q4.27 to Q.15
|
||||
// round to half towards zero and saturate at int16 (non-dithered)
|
||||
const int roundVal = (1<<(volumeShift-1)) - 1; // volumePrecision > 0
|
||||
|
||||
for (size_t i = 0; i < output_frames; i++) {
|
||||
for (int j = 0; j < channels; j++) {
|
||||
int32_t s = out[i * output_channels + j] + roundVal; // add offset here
|
||||
if (s < 0) {
|
||||
s = (s + 1) >> volumeShift; // round to 0
|
||||
if (s < -32768) {
|
||||
s = -32768;
|
||||
}
|
||||
} else {
|
||||
s = s >> volumeShift;
|
||||
if (s > 32767) {
|
||||
s = 32767;
|
||||
}
|
||||
}
|
||||
convert[i * channels + j] = int16_t(s);
|
||||
}
|
||||
}
|
||||
|
||||
// write output to disk
|
||||
SF_INFO info;
|
||||
info.frames = 0;
|
||||
info.samplerate = output_freq;
|
||||
info.channels = channels;
|
||||
info.format = SF_FORMAT_WAV | SF_FORMAT_PCM_16;
|
||||
SNDFILE *sf = sf_open(file_out, SFM_WRITE, &info);
|
||||
if (sf == NULL) {
|
||||
perror(file_out);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
(void) sf_writef_short(sf, convert, output_frames);
|
||||
sf_close(sf);
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
8
multimedia/02_day/test-thread/Android.mk
Normal file
8
multimedia/02_day/test-thread/Android.mk
Normal file
@ -0,0 +1,8 @@
|
||||
LOCAL_PATH:= $(call my-dir)
|
||||
include $(CLEAR_VARS)
|
||||
LOCAL_SRC_FILES:= thread.cpp
|
||||
LOCAL_MODULE := my_thread
|
||||
LOCAL_SHARED_LIBRARIES:= libcutils libutils libbinder
|
||||
LOCAL_MODULE_TAGS := optional
|
||||
include $(BUILD_EXECUTABLE)
|
||||
|
||||
27
multimedia/02_day/test-thread/thread.cpp
Normal file
27
multimedia/02_day/test-thread/thread.cpp
Normal file
@ -0,0 +1,27 @@
|
||||
#include <binder/IServiceManager.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
#include <utils/Thread.h>
|
||||
#include <binder/MemoryHeapBase.h>
|
||||
#include <binder/IPCThreadState.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
|
||||
class MyThread : public Thread
|
||||
{
|
||||
public :
|
||||
bool threadLoop()
|
||||
{
|
||||
printf("MyThread::threadLoop()\n");
|
||||
sleep(1);
|
||||
return true;
|
||||
}
|
||||
};
|
||||
|
||||
int main()
|
||||
{
|
||||
sp<Thread> thread = new MyThread;
|
||||
thread->run();
|
||||
getchar();
|
||||
return 0;
|
||||
}
|
||||
14
multimedia/03_day/test-bitmap/Android.mk
Normal file
14
multimedia/03_day/test-bitmap/Android.mk
Normal file
@ -0,0 +1,14 @@
|
||||
LOCAL_PATH:= $(call my-dir)
|
||||
include $(CLEAR_VARS)
|
||||
|
||||
LOCAL_SRC_FILES:= test-bitmap.cpp
|
||||
|
||||
LOCAL_SHARED_LIBRARIES := libutils libgui libui
|
||||
|
||||
LOCAL_MODULE:= test-bitmap
|
||||
LOCAL_CFLAGS:= -g -O0
|
||||
|
||||
LOCAL_MODULE_TAGS := optional
|
||||
|
||||
include $(BUILD_EXECUTABLE)
|
||||
|
||||
BIN
multimedia/03_day/test-bitmap/bbb.bmp
Normal file
BIN
multimedia/03_day/test-bitmap/bbb.bmp
Normal file
Binary file not shown.
|
After Width: | Height: | Size: 145 KiB |
133
multimedia/03_day/test-bitmap/test-bitmap.cpp
Normal file
133
multimedia/03_day/test-bitmap/test-bitmap.cpp
Normal file
@ -0,0 +1,133 @@
|
||||
#include <errno.h>
|
||||
#include <unistd.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <fcntl.h>
|
||||
#include <linux/fb.h>
|
||||
#include <sys/ioctl.h>
|
||||
#include <sys/mman.h>
|
||||
#include <ui/PixelFormat.h>
|
||||
#include <media/mediaplayer.h>
|
||||
#include <media/IMediaPlayer.h>
|
||||
#include <binder/ProcessState.h>
|
||||
#include <binder/IPCThreadState.h>
|
||||
#include <gui/SurfaceComposerClient.h>
|
||||
#include <gui/ISurfaceComposer.h>
|
||||
#include <utils/String8.h>
|
||||
#include <fcntl.h>
|
||||
#include <stdio.h>
|
||||
#include <errno.h>
|
||||
#include <utils/RefBase.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
#include <gui/Surface.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
typedef unsigned char u8;
|
||||
typedef unsigned short u16;
|
||||
typedef unsigned int u32;
|
||||
|
||||
struct BITMAPFILEHEADER {
|
||||
u16 bfType;
|
||||
u32 bfSize;
|
||||
u16 bfReserved1;
|
||||
u16 bfReserved2;
|
||||
u32 bfOffBits;
|
||||
} __attribute((packed));
|
||||
|
||||
struct BITMAPINFOHEADER {
|
||||
u32 biSize;
|
||||
u32 biWidth;
|
||||
u32 biHeight;
|
||||
u16 biPlanes;
|
||||
u16 biBitCount;
|
||||
u32 biCompression;
|
||||
u32 biSizeImage;
|
||||
u32 biXPelsPerMeter;
|
||||
u32 biYPelsPerMeter;
|
||||
u32 biClrUsed;
|
||||
u32 biClrImportant;
|
||||
} __attribute((packed));
|
||||
|
||||
|
||||
void fillRGBA8BMP(uint8_t* dst, uint8_t* src, int w, int h, int stride, int bpp)
|
||||
{
|
||||
const size_t PIXEL_SIZE = 4;
|
||||
src = src+w*h*bpp;
|
||||
for (int y = 0; y < h; y++) {
|
||||
src -= w*bpp;
|
||||
for (int x = 0; x < w; x++) {
|
||||
off_t offset = (y * stride + x) * PIXEL_SIZE;
|
||||
dst[offset + 0] = src[x*bpp+2];
|
||||
dst[offset + 1] = src[x*bpp+1];
|
||||
dst[offset + 2] = src[x*bpp+0];
|
||||
dst[offset + 3] = 255;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
int fd;
|
||||
int w,h;
|
||||
BITMAPFILEHEADER file_header;
|
||||
BITMAPINFOHEADER DIB;
|
||||
|
||||
fd = open("bbb.bmp", O_RDONLY);
|
||||
printf("fd=%d\n", fd );
|
||||
read( fd, &file_header, sizeof file_header );
|
||||
read( fd, &DIB, sizeof DIB );
|
||||
w = DIB.biWidth;
|
||||
h = DIB.biHeight;
|
||||
printf("size=%u\n", file_header.bfSize );
|
||||
printf("BitCount=%u\n", DIB.biBitCount );
|
||||
int bpp = DIB.biBitCount/8;
|
||||
uint8_t *src = (uint8_t*)malloc( DIB.biSizeImage*bpp );
|
||||
read( fd, src, DIB.biSizeImage*bpp );
|
||||
sp <Surface> gsf;
|
||||
status_t nState;
|
||||
|
||||
printf("create SurfaceComposerClient\n");
|
||||
|
||||
sp<SurfaceComposerClient> composerClient;
|
||||
sp<SurfaceControl> control;
|
||||
|
||||
composerClient = new SurfaceComposerClient;
|
||||
composerClient->initCheck();
|
||||
|
||||
printf("create video surface\n");
|
||||
|
||||
control = composerClient->createSurface(
|
||||
String8("A Surface"),
|
||||
w,
|
||||
h,
|
||||
PIXEL_FORMAT_RGBA_8888,
|
||||
0);
|
||||
|
||||
SurfaceComposerClient::openGlobalTransaction();
|
||||
control->setLayer(INT_MAX);
|
||||
control->show();
|
||||
SurfaceComposerClient::closeGlobalTransaction();
|
||||
|
||||
|
||||
sp<ANativeWindow> window;
|
||||
window = control->getSurface();
|
||||
|
||||
ANativeWindowBuffer *anb;
|
||||
native_window_dequeue_buffer_and_wait(window.get(), &anb);
|
||||
|
||||
sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
|
||||
|
||||
uint8_t* img = NULL;
|
||||
buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
|
||||
printf("width=%d, height=%d, stride=%d\n",
|
||||
buf->getWidth(), buf->getHeight(), buf->getStride());
|
||||
|
||||
fillRGBA8BMP(img, src, w, h, buf->getStride(), bpp);
|
||||
buf->unlock();
|
||||
window->queueBuffer(window.get(), buf->getNativeBuffer(), -1);
|
||||
getchar();
|
||||
|
||||
free(src);
|
||||
close(fd);
|
||||
}
|
||||
9
multimedia/03_day/test-looper/Android.mk
Normal file
9
multimedia/03_day/test-looper/Android.mk
Normal file
@ -0,0 +1,9 @@
|
||||
LOCAL_PATH:= $(call my-dir)
|
||||
|
||||
include $(CLEAR_VARS)
|
||||
LOCAL_SHARED_LIBRARIES := liblog libutils libmedia
|
||||
LOCAL_SRC_FILES := my_looper.cpp
|
||||
LOCAL_MODULE := my_looper
|
||||
include $(BUILD_EXECUTABLE)
|
||||
|
||||
|
||||
263
multimedia/03_day/test-looper/my_looper.cpp
Normal file
263
multimedia/03_day/test-looper/my_looper.cpp
Normal file
@ -0,0 +1,263 @@
|
||||
#if 1
|
||||
#include <stdio.h>
|
||||
#include <utils/Looper.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
class MyThread : public Thread {
|
||||
sp<Looper> mLooper;
|
||||
sp<MessageHandler> mHandler;
|
||||
public :
|
||||
MyThread( sp<Looper> &looper , sp<MessageHandler> &handler )
|
||||
: mLooper(looper),mHandler(handler){}
|
||||
bool threadLoop() {
|
||||
mLooper->sendMessageDelayed( s2ns(3), mHandler, Message(3) );
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
||||
class MyMessageHandler : public MessageHandler
|
||||
{
|
||||
public:
|
||||
virtual void handleMessage(const Message& message)
|
||||
{
|
||||
printf("MyMessageHandler::handleMessage(%d)\n", message.what );
|
||||
}
|
||||
};
|
||||
|
||||
int main()
|
||||
{
|
||||
int ret;
|
||||
sp<Looper> looper = new Looper(true);
|
||||
sp<MessageHandler> handler = new MyMessageHandler;
|
||||
sp<Thread> thread = new MyThread( looper, handler );
|
||||
|
||||
thread->run();
|
||||
|
||||
while( 1)
|
||||
{
|
||||
ret = looper->pollOnce(-1);
|
||||
|
||||
if( ret == Looper::POLL_WAKE )
|
||||
printf("Looper::POLL_WAKE\n");
|
||||
if( ret == Looper::POLL_CALLBACK )
|
||||
printf("Looper::POLL_CALLBACK\n");
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
#if 0
|
||||
#include <stdio.h>
|
||||
#include <utils/Looper.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
class MyThread : public Thread {
|
||||
sp<Looper> mLooper;
|
||||
int mFd;
|
||||
public :
|
||||
MyThread( sp<Looper> &looper , int fd ) : mLooper(looper),mFd(fd){}
|
||||
bool threadLoop() {
|
||||
sleep(3);
|
||||
write( mFd, "W", 1 );
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
||||
class CallbackHandler
|
||||
{
|
||||
public:
|
||||
void setCallback( sp<Looper> &looper, int fd, int events )
|
||||
{
|
||||
looper->addFd( fd, 0, events, callbackFunc, this );
|
||||
}
|
||||
static int callbackFunc(int fd, int events, void* data)
|
||||
{
|
||||
return ((CallbackHandler*)data)->handler( fd, events, data );
|
||||
}
|
||||
virtual ~CallbackHandler(){}
|
||||
virtual int handler(int fd, int events, void* data) = 0;
|
||||
};
|
||||
|
||||
class MyCallback : public CallbackHandler
|
||||
{
|
||||
public:
|
||||
int handler(int fd, int events, void* data)
|
||||
{
|
||||
printf("MyCallback::handler(%d, %d, %p)\n", fd, events, data);
|
||||
return 0;
|
||||
}
|
||||
};
|
||||
|
||||
int main()
|
||||
{
|
||||
int ret;
|
||||
int fds[2];
|
||||
pipe(fds);
|
||||
MyCallback callback;
|
||||
sp<Looper> looper = new Looper(true);
|
||||
sp<Thread> thread = new MyThread( looper, fds[1] );
|
||||
|
||||
callback.setCallback( looper, fds[0], Looper::EVENT_INPUT );
|
||||
thread->run();
|
||||
|
||||
while( 1)
|
||||
{
|
||||
ret = looper->pollOnce(-1);
|
||||
|
||||
if( ret == Looper::POLL_WAKE )
|
||||
printf("Looper::POLL_WAKE\n");
|
||||
if( ret == Looper::POLL_CALLBACK )
|
||||
printf("Looper::POLL_CALLBACK\n");
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
#if 0
|
||||
#include <stdio.h>
|
||||
#include <utils/Looper.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
class MyThread : public Thread {
|
||||
sp<Looper> mLooper;
|
||||
int mFd;
|
||||
public :
|
||||
MyThread( sp<Looper> &looper , int fd ) : mLooper(looper),mFd(fd){}
|
||||
bool threadLoop() {
|
||||
sleep(3);
|
||||
write( mFd, "W", 1 );
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
||||
class MyCallback
|
||||
{
|
||||
public:
|
||||
void setCallback( sp<Looper> &looper, int fd, int events )
|
||||
{
|
||||
looper->addFd( fd, 0, events, callbackFunc, this );
|
||||
}
|
||||
static int callbackFunc(int fd, int events, void* data)
|
||||
{
|
||||
return ((MyCallback*)data)->handler( fd, events, data );
|
||||
}
|
||||
|
||||
int handler(int fd, int events, void* data)
|
||||
{
|
||||
printf("MyCallback::handler(%d, %d, %p)\n", fd, events, data);
|
||||
return 0;
|
||||
}
|
||||
};
|
||||
|
||||
int main()
|
||||
{
|
||||
int ret;
|
||||
int fds[2];
|
||||
pipe(fds);
|
||||
MyCallback callback;
|
||||
sp<Looper> looper = new Looper(true);
|
||||
sp<Thread> thread = new MyThread( looper, fds[1] );
|
||||
|
||||
callback.setCallback( looper, fds[0], Looper::EVENT_INPUT );
|
||||
thread->run();
|
||||
|
||||
while( 1)
|
||||
{
|
||||
ret = looper->pollOnce(-1);
|
||||
|
||||
if( ret == Looper::POLL_WAKE )
|
||||
printf("Looper::POLL_WAKE\n");
|
||||
if( ret == Looper::POLL_CALLBACK )
|
||||
printf("Looper::POLL_CALLBACK\n");
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
#if 0
|
||||
#include <stdio.h>
|
||||
#include <utils/Looper.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
class MyThread : public Thread {
|
||||
sp<Looper> mLooper;
|
||||
int mFd;
|
||||
public :
|
||||
MyThread( sp<Looper> &looper , int fd ) : mLooper(looper),mFd(fd){}
|
||||
bool threadLoop() {
|
||||
sleep(3);
|
||||
write( mFd, "W", 1 );
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
int foo(int fd, int events, void* data)
|
||||
{
|
||||
printf("foo(%d, %d, %p)\n", fd, events, data);
|
||||
return 0;
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
int ret;
|
||||
int fds[2];
|
||||
pipe(fds);
|
||||
sp<Looper> looper = new Looper(true);
|
||||
sp<Thread> thread = new MyThread( looper, fds[1] );
|
||||
|
||||
looper->addFd( fds[0], Looper::POLL_CALLBACK, Looper::EVENT_INPUT, foo, 0 );
|
||||
thread->run();
|
||||
|
||||
while( 1)
|
||||
{
|
||||
ret = looper->pollOnce(-1);
|
||||
|
||||
if( ret == Looper::POLL_WAKE )
|
||||
printf("Looper::POLL_WAKE\n");
|
||||
if( ret == Looper::POLL_CALLBACK )
|
||||
printf("Looper::POLL_CALLBACK\n");
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
#if 0
|
||||
#include <stdio.h>
|
||||
#include <utils/Looper.h>
|
||||
#include <utils/StrongPointer.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
class MyThread : public Thread {
|
||||
sp<Looper> mLooper;
|
||||
public :
|
||||
MyThread( sp<Looper> &looper ) : mLooper(looper){}
|
||||
bool threadLoop() {
|
||||
sleep(3);
|
||||
mLooper->wake();
|
||||
return false;
|
||||
}
|
||||
};
|
||||
int main()
|
||||
{
|
||||
int ret;
|
||||
sp<Looper> looper = new Looper(true);
|
||||
sp<Thread> thread = new MyThread( looper );
|
||||
thread->run();
|
||||
|
||||
while( 1)
|
||||
{
|
||||
ret = looper->pollOnce(-1);
|
||||
|
||||
if( ret == Looper::POLL_WAKE )
|
||||
printf("Looper::POLL_WAKE\n");
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
18
multimedia/03_day/test-vsync/Android.mk
Normal file
18
multimedia/03_day/test-vsync/Android.mk
Normal file
@ -0,0 +1,18 @@
|
||||
LOCAL_PATH:= $(call my-dir)
|
||||
include $(CLEAR_VARS)
|
||||
|
||||
LOCAL_SRC_FILES:= \
|
||||
vsync.cpp
|
||||
|
||||
LOCAL_SHARED_LIBRARIES := \
|
||||
libcutils \
|
||||
libutils \
|
||||
libbinder \
|
||||
libui \
|
||||
libgui
|
||||
|
||||
LOCAL_MODULE:= test-vsync-events
|
||||
|
||||
LOCAL_MODULE_TAGS := tests
|
||||
|
||||
include $(BUILD_EXECUTABLE)
|
||||
68
multimedia/03_day/test-vsync/vsync.cpp
Normal file
68
multimedia/03_day/test-vsync/vsync.cpp
Normal file
@ -0,0 +1,68 @@
|
||||
#include <gui/DisplayEventReceiver.h>
|
||||
#include <utils/Looper.h>
|
||||
#include <android/looper.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
int receiver(int fd, int events, void* data)
|
||||
{
|
||||
DisplayEventReceiver* q = (DisplayEventReceiver*)data;
|
||||
|
||||
ssize_t n;
|
||||
DisplayEventReceiver::Event buffer[1];
|
||||
|
||||
static nsecs_t oldTimeStamp = 0;
|
||||
|
||||
while ((n = q->getEvents(buffer, 1)) > 0) {
|
||||
for (int i=0 ; i<n ; i++) {
|
||||
if (buffer[i].header.type == DisplayEventReceiver::DISPLAY_EVENT_VSYNC) {
|
||||
printf("event vsync: count=%d\t", buffer[i].vsync.count);
|
||||
}
|
||||
if (oldTimeStamp) {
|
||||
float t = float(buffer[i].header.timestamp - oldTimeStamp) / s2ns(1);
|
||||
printf("%f ms (%f Hz)\n", t*1000, 1.0/t);
|
||||
}
|
||||
oldTimeStamp = buffer[i].header.timestamp;
|
||||
}
|
||||
}
|
||||
if (n<0) {
|
||||
printf("error reading events (%s)\n", strerror(-n));
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
int main(int argc, char** argv)
|
||||
{
|
||||
DisplayEventReceiver myDisplayEvent;
|
||||
|
||||
|
||||
sp<Looper> loop = new Looper(false);
|
||||
loop->addFd(myDisplayEvent.getFd(), 0, ALOOPER_EVENT_INPUT, receiver,
|
||||
&myDisplayEvent);
|
||||
|
||||
myDisplayEvent.setVsyncRate(1);
|
||||
|
||||
do {
|
||||
//printf("about to poll...\n");
|
||||
int32_t ret = loop->pollOnce(-1);
|
||||
switch (ret) {
|
||||
case ALOOPER_POLL_WAKE:
|
||||
//("ALOOPER_POLL_WAKE\n");
|
||||
break;
|
||||
case ALOOPER_POLL_CALLBACK:
|
||||
//("ALOOPER_POLL_CALLBACK\n");
|
||||
break;
|
||||
case ALOOPER_POLL_TIMEOUT:
|
||||
printf("ALOOPER_POLL_TIMEOUT\n");
|
||||
break;
|
||||
case ALOOPER_POLL_ERROR:
|
||||
printf("ALOOPER_POLL_TIMEOUT\n");
|
||||
break;
|
||||
default:
|
||||
printf("ugh? poll returned %d\n", ret);
|
||||
break;
|
||||
}
|
||||
} while (1);
|
||||
|
||||
return 0;
|
||||
}
|
||||
77
multimedia/04_day/test-openmax/ATMParser.cpp
Normal file
77
multimedia/04_day/test-openmax/ATMParser.cpp
Normal file
@ -0,0 +1,77 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
//#define LOG_NDEBUG 0
|
||||
#define LOG_TAG "ATMParser"
|
||||
|
||||
#include "ATMParser.h"
|
||||
#include <ctype.h>
|
||||
#include <utils/Log.h>
|
||||
|
||||
#define LOGD ALOGD
|
||||
|
||||
|
||||
|
||||
namespace anatomy {
|
||||
|
||||
static char pszSource[] = "\
|
||||
M9a1X1M13B1M55/1M9B1Z1a1M11B1W1a1M54/1M8Z1r1X2M10@1r1S1;1Z1M53/1M9Z1X1r1M3\
|
||||
W2B1W2M3r1X2M6r1X1M12Z1i1X1M4X1;1X1M24/1M10B1X1S2X7S2X1W1M7.1 1Z1M11X1 2X1M3:1 2\
|
||||
M6@1M17/1M9B1S2X2a1S1a1S1a1S1a1S3a1W1M7 1r1:1i1M3S1 2M5 1X1M5 1M4:1 2,1M16/1M8X5\
|
||||
S1X1S2a1S2X6a1M6 2S1 1S1M1B1 1W1,1 1M4 1S1M5 1M3Z1 1M2 1S1M15/1M6@1X3Z1B5S2a1B5a\
|
||||
1X2S1M5 1S1M1 1X1M1:1 1;1i1 1M4 1S1M5 1M3i1 1M2.1,1M15/1M6X1S2X1@1M5a1X1B1M5B1S2\
|
||||
X1a1M4 1W1M1 1Z1M1X1 1M2i1M4 1Z1M5 1M3a1 1M2 1X1M1Z1 1a1M11/1M5X2S1a1S1Z6S2a1Z1B\
|
||||
1Z4S1a1S1X1B1M2.1 2Z1 2W1M1 3;1M2X1 4M2 5M2.1 3M2B1 2M11/1M4W1X1S1a1S1a1S2X3S2a1\
|
||||
S2X3S2a3S1X1M2B1Z1B1M1B2M3B1@1M3@1Z1@2W1M2W1Z1@1W1@1M3W1B1M3a1 1W1M11/1M2@1B1S2a\
|
||||
1S1a1S1a1S3a1S1a1S1a1S1a1S1a1S1a1S1a1S1a1X1Z1M35B1Z1M12/1M1B1r1X2a1S1X20S2a1r1X2\
|
||||
Z1M46/1Z1S2a1S2Z1M6@1M5@1M1@1M5@1S2X1a1S1r1B1M45/1X1Z1S1Z1X1S1Z1M21S1a1X1a1S1X2M\
|
||||
45/1B1S1a2S2a1X19S1X1a2S1a2X1a1M45/1M1B1r1S1X1a2S3X1S1X1S9X1S6a1X1a1X2@1M45/1M2B\
|
||||
1X3a4Z1a18S1r1X1Z1M47/1M4W1X1S1a8Z1a12S1X1Z1M23a1X1M24/1M5S1X1S1a6Z1a13S1X1M4B1W\
|
||||
1M11W1B1M5 2M5Z1X1M17/1M5@1X1a1S1a8Z1a7Z1a2X1Z1M2X1 3X1M2 2,1 2M2 4M2r1 4:1M2 4M\
|
||||
2 6W2 2S1i1 1.1/1M6Z1X1a10Z1a8X2M3a1:1M1 2M2@1 1i1M1 1M2.1W1r1 1M4 1:1M3B1 1M2 1\
|
||||
i1M1i1 1M1 1M1 1X1M1X1 1M2 1M1/1M7a1X1a2Z1a13Z1S1X1W1M3B1 2S1X1M3 1M2 1M2i1 1;1i\
|
||||
1M4.1r1M1@1M1X1 1M2i1 1M1X1,1M1 1M1,1r1M2 1S2i1M1/1M8Z1X1a5S1a1S1a6Z1S1X1W1M4 2Z\
|
||||
2 2M2 1Z1M1 1W1B1 2M1 2r1M2 2a1 1M1@1 1W1M1 1S1M1r1 1M1 1M1 1i1M3 2M2/1M9X1r1S1a\
|
||||
1Z1S3a1S1a1S1a3X3@1M4X1 2i1 1.1M1.1 2r1 2M1 2.1 2W1M2r1 2a1M2X1 2i1M2 2,1 1,1 2M\
|
||||
3.1 1M2/1M9X1S1X3S1X9S1a1X1Z1M46B1 2Z1M2/1M9X1S1Z1S1X1M3@3M2X1a2S1r1B1M46W1 1.1M\
|
||||
3/1M9@1a1Z3M8W1a1Z1a1Z1M53";
|
||||
|
||||
ATMParser::ATMParser()
|
||||
: mOffset(0),
|
||||
mLength(sizeof(pszSource)) {
|
||||
|
||||
}
|
||||
|
||||
void ATMParser::read(void* buffer, int* length) {
|
||||
int i = 0;
|
||||
|
||||
if ( mOffset < mLength )
|
||||
{
|
||||
for ( i = mOffset+1; i < mLength; i++ )
|
||||
{
|
||||
if ( !isdigit(pszSource[i]) )
|
||||
break;
|
||||
}
|
||||
*length = i - mOffset + 1;
|
||||
memcpy(buffer, &pszSource[mOffset], *length);
|
||||
mOffset = i;
|
||||
LOGD("mOffset : %d , mLength : %d, *length : %d", mOffset, mLength, *length);
|
||||
}
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
35
multimedia/04_day/test-openmax/ATMParser.h
Normal file
35
multimedia/04_day/test-openmax/ATMParser.h
Normal file
@ -0,0 +1,35 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
#ifndef ATM_PARSER_H_
|
||||
#define ATM_PARSER_H_
|
||||
|
||||
namespace anatomy {
|
||||
|
||||
class ATMParser {
|
||||
public:
|
||||
ATMParser();
|
||||
virtual ~ATMParser(){}
|
||||
void read(void* buffer,int* length);
|
||||
private:
|
||||
int mOffset;
|
||||
int mLength;
|
||||
};
|
||||
|
||||
} // namespace anatomy
|
||||
|
||||
#endif // ATM_PARSER_H_
|
||||
|
||||
263
multimedia/04_day/test-openmax/AnatomyOMXClient.cpp
Normal file
263
multimedia/04_day/test-openmax/AnatomyOMXClient.cpp
Normal file
@ -0,0 +1,263 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
//#define LOG_NDEBUG 0
|
||||
#define LOG_TAG "AnatomyOMXClient"
|
||||
|
||||
#include "AnatomyOMXClient.h"
|
||||
#include "AnatomyOMXCore.h"
|
||||
|
||||
#include <media/stagefright/foundation/ADebug.h>
|
||||
#include <utils/Log.h>
|
||||
|
||||
#define LOGW ALOGW
|
||||
#define LOGD ALOGD
|
||||
|
||||
|
||||
namespace anatomy {
|
||||
|
||||
|
||||
template<class T>
|
||||
static void InitOMXParams(T *params) {
|
||||
params->nSize = sizeof(T);
|
||||
params->nVersion.s.nVersionMajor = 1;
|
||||
params->nVersion.s.nVersionMinor = 0;
|
||||
params->nVersion.s.nRevision = 0;
|
||||
params->nVersion.s.nStep = 0;
|
||||
}
|
||||
|
||||
void AnatomyOMXClient::prepare() {
|
||||
init();
|
||||
|
||||
changeState(OMX_StateIdle);
|
||||
allocateBuffers();
|
||||
sleep(1);
|
||||
|
||||
changeState(OMX_StateExecuting);
|
||||
sleep(1);
|
||||
}
|
||||
|
||||
void AnatomyOMXClient::stop() {
|
||||
changeState(OMX_StateIdle);
|
||||
sleep(1);
|
||||
changeState(OMX_StateLoaded);
|
||||
freeBuffers();
|
||||
sleep(1);
|
||||
|
||||
deinit();
|
||||
}
|
||||
|
||||
void AnatomyOMXClient::init() {
|
||||
OMX_HANDLETYPE handle = NULL;
|
||||
char componentName[256];
|
||||
OMX_Init();
|
||||
OMX_ComponentNameEnum(componentName, 256, 0);
|
||||
OMX_GetHandle(&handle, componentName, this, &AnatomyOMXClient::kCallbacks);
|
||||
CHECK(handle != NULL);
|
||||
|
||||
mComponentHandle = handle;
|
||||
}
|
||||
void AnatomyOMXClient::changeState(OMX_STATETYPE state) {
|
||||
OMX_SendCommand(mComponentHandle, OMX_CommandStateSet, state, NULL);
|
||||
}
|
||||
void AnatomyOMXClient::allocateBuffers() {
|
||||
OMX_PARAM_PORTDEFINITIONTYPE def;
|
||||
InitOMXParams(&def);
|
||||
def.nPortIndex = kPortIndexInput;
|
||||
|
||||
OMX_GetParameter(mComponentHandle, OMX_IndexParamPortDefinition, &def);
|
||||
|
||||
OMX_BUFFERHEADERTYPE *pInputHeader;
|
||||
for(uint i = 0; i < def.nBufferCountActual; i++ )
|
||||
{
|
||||
OMX_AllocateBuffer(mComponentHandle, &pInputHeader, 0, this, def.nBufferSize);
|
||||
addOMXBufferInfo(kPortIndexInput, pInputHeader);
|
||||
}
|
||||
|
||||
InitOMXParams(&def);
|
||||
def.nPortIndex = kPortIndexOutput;
|
||||
|
||||
OMX_GetParameter(mComponentHandle, OMX_IndexParamPortDefinition, &def);
|
||||
OMX_BUFFERHEADERTYPE *pOutputHeader;
|
||||
for(uint i = 0; i < def.nBufferCountActual; i++ )
|
||||
{
|
||||
OMX_AllocateBuffer(mComponentHandle, &pOutputHeader, 1, this, def.nBufferSize);
|
||||
addOMXBufferInfo(kPortIndexOutput, pOutputHeader);
|
||||
}
|
||||
}
|
||||
|
||||
void AnatomyOMXClient::excute() {
|
||||
int nSize = 0;
|
||||
OMX_BUFFERHEADERTYPE *pInputHeader = NULL;
|
||||
OMX_BUFFERHEADERTYPE *pOutputHeader = NULL;
|
||||
|
||||
for(size_t i = 0; i < mBufferInfo.size(); i++) {
|
||||
if( mBufferInfo[i].mPortIndex == kPortIndexInput ) {
|
||||
pInputHeader = mBufferInfo[i].mBufferHeader;
|
||||
read((char*)(pInputHeader->pBuffer), &nSize);
|
||||
OMX_EmptyThisBuffer(mComponentHandle, pInputHeader);
|
||||
removeOMXBufferInfo(kPortIndexInput, mBufferInfo[i].mBufferHeader);
|
||||
}
|
||||
if( mBufferInfo[i].mPortIndex == kPortIndexOutput ) {
|
||||
pOutputHeader = mBufferInfo[i].mBufferHeader;
|
||||
OMX_FillThisBuffer(mComponentHandle, pOutputHeader);
|
||||
removeOMXBufferInfo(kPortIndexOutput, mBufferInfo[i].mBufferHeader);
|
||||
}
|
||||
}
|
||||
}
|
||||
void AnatomyOMXClient::deinit() {
|
||||
OMX_FreeHandle(mComponentHandle);
|
||||
OMX_Deinit();
|
||||
}
|
||||
|
||||
void AnatomyOMXClient::addOMXBufferInfo(
|
||||
OMX_U32 portIndex, OMX_BUFFERHEADERTYPE* header) {
|
||||
OMXClientBufferInfo info;
|
||||
info.mPortIndex = portIndex;
|
||||
info.mBufferHeader = header;
|
||||
mBufferInfo.push(info);
|
||||
}
|
||||
|
||||
void AnatomyOMXClient::removeOMXBufferInfo(
|
||||
OMX_U32 portIndex, OMX_BUFFERHEADERTYPE* header) {
|
||||
bool found = false;
|
||||
for (size_t i = 0; i < mBufferInfo.size(); i++) {
|
||||
if (mBufferInfo[i].mPortIndex == portIndex
|
||||
&& mBufferInfo[i].mBufferHeader == header) {
|
||||
found = true;
|
||||
mBufferInfo.removeItemsAt(i);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (!found) {
|
||||
LOGW("Attempt to remove an active buffer we know nothing about...");
|
||||
}
|
||||
}
|
||||
|
||||
void AnatomyOMXClient::freeBuffers() {
|
||||
LOGD("=============================================");
|
||||
for (size_t i = mBufferInfo.size(); i--;) {
|
||||
int port_index= mBufferInfo[i].mPortIndex;
|
||||
OMX_BUFFERHEADERTYPE *header = mBufferInfo[i].mBufferHeader;
|
||||
LOGD("mBufferInfo[%d] mPortIndex : %d, mBufferHeader %p",i, port_index, header);
|
||||
removeOMXBufferInfo(port_index, header);
|
||||
OMX_FreeBuffer(mComponentHandle, port_index, header);
|
||||
}
|
||||
LOGD("=============================================");
|
||||
}
|
||||
|
||||
|
||||
// static
|
||||
OMX_CALLBACKTYPE AnatomyOMXClient::kCallbacks = {
|
||||
&OnEvent, &OnEmptyBufferDone, &OnFillBufferDone
|
||||
};
|
||||
|
||||
OMX_ERRORTYPE AnatomyOMXClient::OnFillBufferDone(
|
||||
OMX_IN OMX_HANDLETYPE hComponent,
|
||||
OMX_IN OMX_PTR pAppData,
|
||||
OMX_IN OMX_BUFFERHEADERTYPE *pBuffer) {
|
||||
|
||||
AnatomyOMXClient* omxclient = reinterpret_cast<AnatomyOMXClient*>(pAppData);
|
||||
CHECK( NULL != omxclient);
|
||||
CHECK( NULL != pBuffer );
|
||||
|
||||
omxclient->addOMXBufferInfo(kPortIndexOutput, pBuffer);
|
||||
|
||||
if( pBuffer->nFlags & OMX_BUFFERFLAG_EOS || omxclient->getStatus() == 1 )
|
||||
{
|
||||
omxclient->signalEOF();
|
||||
omxclient->setStatus(1);
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
if( pBuffer->nSize > 0 )
|
||||
{
|
||||
omxclient->render(pBuffer->pBuffer, pBuffer->nSize);
|
||||
}
|
||||
|
||||
OMX_FillThisBuffer(hComponent, pBuffer);
|
||||
omxclient->removeOMXBufferInfo(kPortIndexOutput, pBuffer);
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
OMX_ERRORTYPE AnatomyOMXClient::OnEmptyBufferDone(
|
||||
OMX_IN OMX_HANDLETYPE hComponent,
|
||||
OMX_IN OMX_PTR pAppData,
|
||||
OMX_IN OMX_BUFFERHEADERTYPE *pBuffer) {
|
||||
|
||||
AnatomyOMXClient* omxclient = reinterpret_cast<AnatomyOMXClient*>(pAppData);
|
||||
int nSize = 0;
|
||||
omxclient->addOMXBufferInfo(kPortIndexInput, pBuffer);
|
||||
CHECK(NULL != omxclient);
|
||||
CHECK( NULL != pBuffer );
|
||||
|
||||
if( pBuffer->nFlags & OMX_BUFFERFLAG_EOS )
|
||||
{
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
omxclient->read(pBuffer->pBuffer, &nSize);
|
||||
|
||||
if( nSize <= 0 ) {
|
||||
pBuffer->nSize = 0;
|
||||
pBuffer->nFlags |= OMX_BUFFERFLAG_EOS;
|
||||
}
|
||||
else {
|
||||
pBuffer->nSize = nSize;
|
||||
}
|
||||
|
||||
OMX_EmptyThisBuffer(hComponent, pBuffer);
|
||||
omxclient->removeOMXBufferInfo(kPortIndexInput, pBuffer);
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
OMX_ERRORTYPE AnatomyOMXClient::OnEvent(
|
||||
OMX_IN OMX_HANDLETYPE hComponent,
|
||||
OMX_IN OMX_PTR pAppData,
|
||||
OMX_IN OMX_EVENTTYPE eEvent,
|
||||
OMX_IN OMX_U32 nData1,
|
||||
OMX_IN OMX_U32 nData2,
|
||||
OMX_IN OMX_PTR pEventData) {
|
||||
AnatomyOMXClient* omxclient = reinterpret_cast<AnatomyOMXClient*>(pAppData);
|
||||
switch(eEvent)
|
||||
{
|
||||
case OMX_EventCmdComplete:
|
||||
if (OMX_CommandStateSet == nData1)
|
||||
{
|
||||
switch (nData2)
|
||||
{
|
||||
case OMX_StateLoaded:
|
||||
omxclient->signalLoadedState();
|
||||
break;
|
||||
case OMX_StateIdle:
|
||||
omxclient->signalIdleState();
|
||||
break;
|
||||
case OMX_StateExecuting:
|
||||
omxclient->signalExcutingState();
|
||||
break;
|
||||
}
|
||||
}
|
||||
break;
|
||||
case OMX_EventError:
|
||||
default:
|
||||
break;
|
||||
}
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
}
|
||||
|
||||
113
multimedia/04_day/test-openmax/AnatomyOMXClient.h
Normal file
113
multimedia/04_day/test-openmax/AnatomyOMXClient.h
Normal file
@ -0,0 +1,113 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef ANATOMY_OMXCLIENT_H_
|
||||
#define ANATOMY_OMXCLIENT_H_
|
||||
|
||||
#include "ATMParser.h"
|
||||
#include "StdoutRenderer.h"
|
||||
#include "OMX_Types.h"
|
||||
#include "OMX_Core.h"
|
||||
#include "OMX_Component.h"
|
||||
|
||||
#include <utils/threads.h>
|
||||
#include <utils/Vector.h>
|
||||
|
||||
namespace anatomy {
|
||||
|
||||
struct AnatomyOMXClient {
|
||||
public:
|
||||
AnatomyOMXClient(){}
|
||||
virtual ~AnatomyOMXClient(){}
|
||||
void prepare();
|
||||
void start() { excute(); waitEOF();}
|
||||
void stop();
|
||||
|
||||
private:
|
||||
void waitEOF() { mEOSCondition.wait(mLock); }
|
||||
void changeState(OMX_STATETYPE state);
|
||||
void allocateBuffers();
|
||||
void freeBuffers();
|
||||
void init();
|
||||
void deinit();
|
||||
void excute();
|
||||
void waitIdleState() { mIdleCondition.wait(mLock); }
|
||||
void waitExcutingState() { mExcutingCondition.wait(mLock);}
|
||||
void waitLoadedState() { mLoadedCondition.wait(mLock);}
|
||||
|
||||
void render(void* buffer,int length){mRenderer.render(buffer, length);}
|
||||
void read(void* buffer,int* length){mParser.read(buffer, length);}
|
||||
|
||||
void signalEOF() { mEOSCondition.signal(); }
|
||||
void signalIdleState() { mIdleCondition.signal(); }
|
||||
void signalExcutingState() { mExcutingCondition.signal(); }
|
||||
void signalLoadedState() { mLoadedCondition.signal(); }
|
||||
|
||||
void addOMXBufferInfo(OMX_U32 portIndex, OMX_BUFFERHEADERTYPE* header);
|
||||
void removeOMXBufferInfo(OMX_U32 portIndex, OMX_BUFFERHEADERTYPE* header);
|
||||
|
||||
void setStatus(int status){ mStatus = status; }
|
||||
int getStatus(){ return mStatus; }
|
||||
|
||||
static OMX_CALLBACKTYPE kCallbacks;
|
||||
|
||||
android::Condition mEOSCondition;
|
||||
android::Condition mExcutingCondition;
|
||||
android::Condition mIdleCondition;
|
||||
android::Condition mLoadedCondition;
|
||||
android::Mutex mLock;
|
||||
ATMParser mParser;
|
||||
StdoutRenderer mRenderer;
|
||||
OMX_HANDLETYPE mComponentHandle;
|
||||
int mStatus;
|
||||
|
||||
enum {
|
||||
kPortIndexInput = 0,
|
||||
kPortIndexOutput = 1
|
||||
};
|
||||
|
||||
struct OMXClientBufferInfo {
|
||||
OMX_U32 mPortIndex;
|
||||
OMX_BUFFERHEADERTYPE* mBufferHeader;
|
||||
};
|
||||
|
||||
android::Vector<OMXClientBufferInfo> mBufferInfo;
|
||||
|
||||
static OMX_ERRORTYPE OnEvent(
|
||||
OMX_IN OMX_HANDLETYPE hComponent,
|
||||
OMX_IN OMX_PTR pAppData,
|
||||
OMX_IN OMX_EVENTTYPE eEvent,
|
||||
OMX_IN OMX_U32 nData1,
|
||||
OMX_IN OMX_U32 nData2,
|
||||
OMX_IN OMX_PTR pEventData);
|
||||
|
||||
static OMX_ERRORTYPE OnEmptyBufferDone(
|
||||
OMX_IN OMX_HANDLETYPE hComponent,
|
||||
OMX_IN OMX_PTR pAppData,
|
||||
OMX_IN OMX_BUFFERHEADERTYPE *pBuffer);
|
||||
|
||||
|
||||
static OMX_ERRORTYPE OnFillBufferDone(
|
||||
OMX_IN OMX_HANDLETYPE hComponent,
|
||||
OMX_IN OMX_PTR pAppData,
|
||||
OMX_IN OMX_BUFFERHEADERTYPE *pBuffer);
|
||||
};
|
||||
|
||||
} // namespace anatomy
|
||||
|
||||
#endif // ANATOMY_OMXCLIENT_H_
|
||||
|
||||
161
multimedia/04_day/test-openmax/AnatomyOMXComponent.cpp
Normal file
161
multimedia/04_day/test-openmax/AnatomyOMXComponent.cpp
Normal file
@ -0,0 +1,161 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
//#define LOG_NDEBUG 0
|
||||
#define LOG_TAG "AnatomyOMXComponent"
|
||||
#include <utils/Log.h>
|
||||
|
||||
#include "AnatomyOMXComponent.h"
|
||||
|
||||
#include <media/stagefright/foundation/ADebug.h>
|
||||
#include <media/stagefright/MediaDefs.h>
|
||||
#include <media/stagefright/MediaErrors.h>
|
||||
#include <media/IOMX.h>
|
||||
|
||||
#define LOGD ALOGD
|
||||
|
||||
namespace android {
|
||||
|
||||
|
||||
template<class T>
|
||||
static void InitOMXParams(T *params) {
|
||||
params->nSize = sizeof(T);
|
||||
params->nVersion.s.nVersionMajor = 1;
|
||||
params->nVersion.s.nVersionMinor = 0;
|
||||
params->nVersion.s.nRevision = 0;
|
||||
params->nVersion.s.nStep = 0;
|
||||
}
|
||||
|
||||
AnatomyOMXComponent::AnatomyOMXComponent(
|
||||
const char *name,
|
||||
const OMX_CALLBACKTYPE *callbacks,
|
||||
OMX_PTR appData,
|
||||
OMX_COMPONENTTYPE **component)
|
||||
: SimpleSoftOMXComponent(name, callbacks, appData, component) {
|
||||
LOGD("anatomy component created");
|
||||
initPorts();
|
||||
}
|
||||
|
||||
AnatomyOMXComponent::~AnatomyOMXComponent() {
|
||||
List<BufferInfo *> &outQueue = getPortQueue(kOutputPortIndex);
|
||||
List<BufferInfo *> &inQueue = getPortQueue(kInputPortIndex);
|
||||
CHECK(outQueue.empty());
|
||||
CHECK(inQueue.empty());
|
||||
}
|
||||
|
||||
void AnatomyOMXComponent::initPorts() {
|
||||
OMX_PARAM_PORTDEFINITIONTYPE def;
|
||||
InitOMXParams(&def);
|
||||
|
||||
def.nPortIndex = kInputPortIndex;
|
||||
def.eDir = OMX_DirInput;
|
||||
def.nBufferCountMin = kNumInputBuffers;
|
||||
def.nBufferCountActual = def.nBufferCountMin;
|
||||
def.nBufferSize = 2048;
|
||||
def.bEnabled = OMX_TRUE;
|
||||
def.bPopulated = OMX_FALSE;
|
||||
def.eDomain = OMX_PortDomainOther;
|
||||
def.bBuffersContiguous = OMX_FALSE;
|
||||
def.nBufferAlignment = 1;//TODO
|
||||
|
||||
def.format.other.eFormat = OMX_OTHER_FormatVendorStartUnused; //TODO
|
||||
|
||||
addPort(def);
|
||||
|
||||
def.nPortIndex = kOutputPortIndex;
|
||||
def.eDir = OMX_DirOutput;
|
||||
def.nBufferCountMin = kNumOutputBuffers;
|
||||
def.nBufferCountActual = def.nBufferCountMin;
|
||||
def.nBufferSize = 2048;
|
||||
def.bEnabled = OMX_TRUE;
|
||||
def.bPopulated = OMX_FALSE;
|
||||
def.eDomain = OMX_PortDomainOther;
|
||||
def.bBuffersContiguous = OMX_FALSE;
|
||||
def.nBufferAlignment = 1;
|
||||
|
||||
def.format.other.eFormat = OMX_OTHER_FormatVendorStartUnused; //TODO
|
||||
|
||||
addPort(def);
|
||||
}
|
||||
|
||||
void AnatomyOMXComponent::onQueueFilled(OMX_U32 portIndex) {
|
||||
List<BufferInfo *> &inQueue = getPortQueue(kInputPortIndex);
|
||||
List<BufferInfo *> &outQueue = getPortQueue(kOutputPortIndex);
|
||||
|
||||
LOGD("onQueueFilled called");
|
||||
while (!inQueue.empty() && !outQueue.empty()) {
|
||||
BufferInfo *inInfo = *inQueue.begin();
|
||||
OMX_BUFFERHEADERTYPE *inHeader = inInfo->mHeader;
|
||||
|
||||
BufferInfo *outInfo = *outQueue.begin();
|
||||
OMX_BUFFERHEADERTYPE *outHeader = outInfo->mHeader;
|
||||
|
||||
|
||||
if (inHeader->nFlags & OMX_BUFFERFLAG_EOS) {
|
||||
inQueue.erase(inQueue.begin());
|
||||
inInfo->mOwnedByUs = false;
|
||||
notifyEmptyBufferDone(inHeader);
|
||||
|
||||
outHeader->nFilledLen = 0;
|
||||
outHeader->nFlags = OMX_BUFFERFLAG_EOS;
|
||||
|
||||
outQueue.erase(outQueue.begin());
|
||||
outInfo->mOwnedByUs = false;
|
||||
notifyFillBufferDone(outHeader);
|
||||
return;
|
||||
}
|
||||
|
||||
OMX_U32 decoded_size;
|
||||
decodeBuffer(outHeader->pBuffer, inHeader->pBuffer, inHeader->nSize, &decoded_size);
|
||||
usleep(10000);
|
||||
outHeader->nSize = decoded_size;
|
||||
|
||||
inQueue.erase(inQueue.begin());
|
||||
inInfo->mOwnedByUs = false;
|
||||
inInfo = NULL;
|
||||
notifyEmptyBufferDone(inHeader);
|
||||
inHeader = NULL;
|
||||
|
||||
outQueue.erase(outQueue.begin());
|
||||
outInfo->mOwnedByUs = false;
|
||||
outInfo = NULL;
|
||||
notifyFillBufferDone(outHeader);
|
||||
outHeader = NULL;
|
||||
}
|
||||
|
||||
}
|
||||
void AnatomyOMXComponent::decodeBuffer(OMX_U8* dst, OMX_U8* src, OMX_U32 size, OMX_U32* decoded_size) {
|
||||
char ascii;
|
||||
char* ascii_length;
|
||||
int length = 0;
|
||||
ascii = src[0];
|
||||
length = atoi((char *)&src[1]);
|
||||
LOGD("decode value %c, %d",ascii,length);
|
||||
*decoded_size = length;
|
||||
for(int i = 0; i < length; i++)
|
||||
{
|
||||
dst[i] = ascii;
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace android
|
||||
android::SoftOMXComponent *createSoftOMXComponent(
|
||||
const char *name, const OMX_CALLBACKTYPE *callbacks,
|
||||
OMX_PTR appData, OMX_COMPONENTTYPE **component) {
|
||||
return new android::AnatomyOMXComponent(name, callbacks, appData, component);
|
||||
}
|
||||
|
||||
54
multimedia/04_day/test-openmax/AnatomyOMXComponent.h
Normal file
54
multimedia/04_day/test-openmax/AnatomyOMXComponent.h
Normal file
@ -0,0 +1,54 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef ANATOMY_OMX_COMPONENT_H_
|
||||
|
||||
#define ANATOMY_OMX_COMPONENT_H_
|
||||
|
||||
#include <include/SimpleSoftOMXComponent.h>
|
||||
#include <utils/KeyedVector.h>
|
||||
|
||||
namespace android {
|
||||
|
||||
struct AnatomyOMXComponent : public SimpleSoftOMXComponent {
|
||||
AnatomyOMXComponent(const char *name,
|
||||
const OMX_CALLBACKTYPE *callbacks,
|
||||
OMX_PTR appData,
|
||||
OMX_COMPONENTTYPE **component);
|
||||
|
||||
protected:
|
||||
virtual ~AnatomyOMXComponent();
|
||||
virtual void onQueueFilled(OMX_U32 portIndex);
|
||||
|
||||
|
||||
private:
|
||||
enum {
|
||||
kInputPortIndex = 0,
|
||||
kOutputPortIndex = 1,
|
||||
kNumInputBuffers = 2,
|
||||
kNumOutputBuffers = 5,
|
||||
};
|
||||
void initPorts();
|
||||
void decodeBuffer(OMX_U8* dst, OMX_U8* src, OMX_U32 size, OMX_U32* decoded_size);
|
||||
|
||||
DISALLOW_EVIL_CONSTRUCTORS(AnatomyOMXComponent);
|
||||
};
|
||||
|
||||
} // namespace android
|
||||
|
||||
#endif // ANATOMY_OMX_COMPONENT_H_
|
||||
|
||||
159
multimedia/04_day/test-openmax/AnatomyOMXCore.cpp
Normal file
159
multimedia/04_day/test-openmax/AnatomyOMXCore.cpp
Normal file
@ -0,0 +1,159 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
#include "AnatomyOMXCore.h"
|
||||
|
||||
#include <utils/Log.h>
|
||||
|
||||
#include <include/SimpleSoftOMXComponent.h>
|
||||
|
||||
//#include <media/stagefright/foundation/ADebug.h>
|
||||
//#include <media/stagefright/foundation/AString.h>
|
||||
|
||||
#include <dlfcn.h>
|
||||
|
||||
#define LOGD ALOGD
|
||||
#define LOGV ALOGV
|
||||
|
||||
using namespace android;
|
||||
|
||||
static const struct {
|
||||
const char *mName;
|
||||
const char *mLibName;
|
||||
const char *mRole;
|
||||
|
||||
} kComponentInfo[] = {
|
||||
{"OMX.anatomy.atm.decoder", "libanatomy_atmdec.so", "ascii_decoder.atm" },
|
||||
};
|
||||
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_Init()
|
||||
{
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_Deinit()
|
||||
{
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_GetHandle(OMX_OUT OMX_HANDLETYPE* handle,
|
||||
OMX_IN OMX_STRING componentName,
|
||||
OMX_IN OMX_PTR appData,
|
||||
OMX_IN OMX_CALLBACKTYPE* callBacks)
|
||||
{
|
||||
if (strcmp(componentName, kComponentInfo[0].mName) == 0) {
|
||||
AString libName;
|
||||
libName.append(kComponentInfo[0].mLibName);
|
||||
|
||||
|
||||
void *libHandle = dlopen(libName.c_str(), RTLD_NOW);
|
||||
|
||||
|
||||
typedef SoftOMXComponent *(*CreateSoftOMXComponentFunc)(
|
||||
const char *, const OMX_CALLBACKTYPE *,
|
||||
OMX_PTR, OMX_COMPONENTTYPE **);
|
||||
|
||||
CreateSoftOMXComponentFunc createSoftOMXComponent =
|
||||
(CreateSoftOMXComponentFunc)dlsym(
|
||||
libHandle,
|
||||
"_Z22createSoftOMXComponentPKcPK16OMX_CALLBACKTYPE"
|
||||
"PvPP17OMX_COMPONENTTYPE");
|
||||
|
||||
sp<SoftOMXComponent> codec =
|
||||
(*createSoftOMXComponent)(componentName, callBacks, appData, (OMX_COMPONENTTYPE **)handle);
|
||||
|
||||
|
||||
codec->initCheck();
|
||||
codec->incStrong(handle);
|
||||
codec->setLibHandle(libHandle);
|
||||
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
return OMX_ErrorInvalidComponentName;
|
||||
}
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_FreeHandle(OMX_IN OMX_HANDLETYPE hComp)
|
||||
{
|
||||
SoftOMXComponent *me =
|
||||
(SoftOMXComponent *)
|
||||
((OMX_COMPONENTTYPE *)hComp)->pComponentPrivate;
|
||||
|
||||
me->prepareForDestruction();
|
||||
|
||||
void *libHandle = me->libHandle();
|
||||
|
||||
me = NULL;
|
||||
|
||||
dlclose(libHandle);
|
||||
libHandle = NULL;
|
||||
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_ComponentNameEnum(OMX_OUT OMX_STRING componentName,
|
||||
OMX_IN OMX_U32 nameLen,
|
||||
OMX_IN OMX_U32 index)
|
||||
{
|
||||
if (index >= 1 ) {
|
||||
return OMX_ErrorNoMore;
|
||||
}
|
||||
|
||||
strncpy(componentName, kComponentInfo[0].mName, nameLen);
|
||||
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_SetupTunnel(OMX_IN OMX_HANDLETYPE outputComponent,
|
||||
OMX_IN OMX_U32 outputPort,
|
||||
OMX_IN OMX_HANDLETYPE inputComponent,
|
||||
OMX_IN OMX_U32 inputPort)
|
||||
{
|
||||
return OMX_ErrorNotImplemented;
|
||||
}
|
||||
|
||||
OMX_API OMX_ERRORTYPE
|
||||
OMX_GetContentPipe(OMX_OUT OMX_HANDLETYPE* pipe,
|
||||
OMX_IN OMX_STRING uri)
|
||||
{
|
||||
return OMX_ErrorNotImplemented;
|
||||
}
|
||||
|
||||
|
||||
|
||||
OMX_API OMX_ERRORTYPE
|
||||
OMX_GetComponentsOfRole(OMX_IN OMX_STRING role,
|
||||
OMX_INOUT OMX_U32* numComps,
|
||||
OMX_INOUT OMX_U8** compNames)
|
||||
{
|
||||
return OMX_ErrorNotImplemented;
|
||||
}
|
||||
|
||||
OMX_API OMX_ERRORTYPE
|
||||
OMX_GetRolesOfComponent(OMX_IN OMX_STRING compName,
|
||||
OMX_INOUT OMX_U32* numRoles,
|
||||
OMX_OUT OMX_U8** roles)
|
||||
{
|
||||
return OMX_ErrorNotImplemented;
|
||||
}
|
||||
65
multimedia/04_day/test-openmax/AnatomyOMXCore.h
Normal file
65
multimedia/04_day/test-openmax/AnatomyOMXCore.h
Normal file
@ -0,0 +1,65 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef ANATOMYOMXCORE_H_
|
||||
#define ANATOMYOMXCORE_H_
|
||||
|
||||
#include "OMX_Types.h"
|
||||
#include "OMX_Core.h"
|
||||
#include "OMX_Component.h"
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_Init();
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_Deinit();
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_GetHandle(OMX_OUT OMX_HANDLETYPE* handle,
|
||||
OMX_IN OMX_STRING componentName,
|
||||
OMX_IN OMX_PTR appData,
|
||||
OMX_IN OMX_CALLBACKTYPE* callBacks);
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_FreeHandle(OMX_IN OMX_HANDLETYPE hComp);
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_SetupTunnel(OMX_IN OMX_HANDLETYPE outputComponent,
|
||||
OMX_IN OMX_U32 outputPort,
|
||||
OMX_IN OMX_HANDLETYPE inputComponent,
|
||||
OMX_IN OMX_U32 inputPort);
|
||||
|
||||
OMX_API OMX_ERRORTYPE
|
||||
OMX_GetContentPipe(OMX_OUT OMX_HANDLETYPE* pipe,
|
||||
OMX_IN OMX_STRING uri);
|
||||
|
||||
OMX_API OMX_ERRORTYPE OMX_APIENTRY
|
||||
OMX_ComponentNameEnum(OMX_OUT OMX_STRING componentName,
|
||||
OMX_IN OMX_U32 nameLen,
|
||||
OMX_IN OMX_U32 index);
|
||||
|
||||
OMX_API OMX_ERRORTYPE
|
||||
OMX_GetComponentsOfRole(OMX_IN OMX_STRING role,
|
||||
OMX_INOUT OMX_U32* numComps,
|
||||
OMX_INOUT OMX_U8** compNames);
|
||||
|
||||
OMX_API OMX_ERRORTYPE
|
||||
OMX_GetRolesOfComponent(OMX_IN OMX_STRING compName,
|
||||
OMX_INOUT OMX_U32* numRoles,
|
||||
OMX_OUT OMX_U8** roles);
|
||||
|
||||
#endif /* ANATOMYOMXCORE_H_ */
|
||||
170
multimedia/04_day/test-openmax/AnatomyOMXPlugin.cpp
Normal file
170
multimedia/04_day/test-openmax/AnatomyOMXPlugin.cpp
Normal file
@ -0,0 +1,170 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
//#define LOG_NDEBUG 0
|
||||
#define LOG_TAG "AnatomyOMXPlugin"
|
||||
#include <utils/Log.h>
|
||||
|
||||
#include "AnatomyOMXPlugin.h"
|
||||
#include <include/SoftOMXComponent.h>
|
||||
|
||||
#include <media/stagefright/foundation/ADebug.h>
|
||||
#include <media/stagefright/foundation/AString.h>
|
||||
|
||||
#include <dlfcn.h>
|
||||
|
||||
#define LOGV ALOGV
|
||||
#define LOGE ALOGE
|
||||
|
||||
|
||||
namespace android {
|
||||
|
||||
static const struct {
|
||||
const char *mName;
|
||||
const char *mLibNameSuffix;
|
||||
const char *mRole;
|
||||
|
||||
} kComponents[] = {
|
||||
{ "OMX.anatomy.atm.decoder", "atmdec", "ascii_decoder.atm" },
|
||||
};
|
||||
|
||||
static const size_t kNumComponents =
|
||||
sizeof(kComponents) / sizeof(kComponents[0]);
|
||||
|
||||
AnatomyOMXPlugin::AnatomyOMXPlugin() {
|
||||
}
|
||||
|
||||
OMX_ERRORTYPE AnatomyOMXPlugin::makeComponentInstance(
|
||||
const char *name,
|
||||
const OMX_CALLBACKTYPE *callbacks,
|
||||
OMX_PTR appData,
|
||||
OMX_COMPONENTTYPE **component) {
|
||||
LOGV("makeComponentInstance '%s'", name);
|
||||
|
||||
for (size_t i = 0; i < kNumComponents; ++i) {
|
||||
if (strcmp(name, kComponents[i].mName)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
AString libName = "libanatomy_";
|
||||
libName.append(kComponents[i].mLibNameSuffix);
|
||||
libName.append(".so");
|
||||
|
||||
void *libHandle = dlopen(libName.c_str(), RTLD_NOW);
|
||||
|
||||
if (libHandle == NULL) {
|
||||
LOGE("unable to dlopen %s", libName.c_str());
|
||||
|
||||
return OMX_ErrorComponentNotFound;
|
||||
}
|
||||
|
||||
typedef SoftOMXComponent *(*CreateSoftOMXComponentFunc)(
|
||||
const char *, const OMX_CALLBACKTYPE *,
|
||||
OMX_PTR, OMX_COMPONENTTYPE **);
|
||||
|
||||
CreateSoftOMXComponentFunc createSoftOMXComponent =
|
||||
(CreateSoftOMXComponentFunc)dlsym(
|
||||
libHandle,
|
||||
"_Z22createSoftOMXComponentPKcPK16OMX_CALLBACKTYPE"
|
||||
"PvPP17OMX_COMPONENTTYPE");
|
||||
|
||||
if (createSoftOMXComponent == NULL) {
|
||||
dlclose(libHandle);
|
||||
libHandle = NULL;
|
||||
|
||||
return OMX_ErrorComponentNotFound;
|
||||
}
|
||||
|
||||
sp<SoftOMXComponent> codec =
|
||||
(*createSoftOMXComponent)(name, callbacks, appData, component);
|
||||
|
||||
if (codec == NULL) {
|
||||
dlclose(libHandle);
|
||||
libHandle = NULL;
|
||||
|
||||
return OMX_ErrorInsufficientResources;
|
||||
}
|
||||
|
||||
OMX_ERRORTYPE err = codec->initCheck();
|
||||
if (err != OMX_ErrorNone) {
|
||||
dlclose(libHandle);
|
||||
libHandle = NULL;
|
||||
|
||||
return err;
|
||||
}
|
||||
|
||||
codec->incStrong(this);
|
||||
codec->setLibHandle(libHandle);
|
||||
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
return OMX_ErrorInvalidComponentName;
|
||||
}
|
||||
|
||||
OMX_ERRORTYPE AnatomyOMXPlugin::destroyComponentInstance(
|
||||
OMX_COMPONENTTYPE *component) {
|
||||
SoftOMXComponent *me =
|
||||
(SoftOMXComponent *)
|
||||
((OMX_COMPONENTTYPE *)component)->pComponentPrivate;
|
||||
|
||||
me->prepareForDestruction();
|
||||
|
||||
void *libHandle = me->libHandle();
|
||||
|
||||
CHECK_EQ(me->getStrongCount(), 1);
|
||||
me->decStrong(this);
|
||||
me = NULL;
|
||||
|
||||
dlclose(libHandle);
|
||||
libHandle = NULL;
|
||||
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
OMX_ERRORTYPE AnatomyOMXPlugin::enumerateComponents(
|
||||
OMX_STRING name,
|
||||
size_t size,
|
||||
OMX_U32 index) {
|
||||
if (index >= kNumComponents) {
|
||||
return OMX_ErrorNoMore;
|
||||
}
|
||||
|
||||
strcpy(name, kComponents[index].mName);
|
||||
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
OMX_ERRORTYPE AnatomyOMXPlugin::getRolesOfComponent(
|
||||
const char *name,
|
||||
Vector<String8> *roles) {
|
||||
for (size_t i = 0; i < kNumComponents; ++i) {
|
||||
if (strcmp(name, kComponents[i].mName)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
roles->clear();
|
||||
roles->push(String8(kComponents[i].mRole));
|
||||
|
||||
return OMX_ErrorNone;
|
||||
}
|
||||
|
||||
return OMX_ErrorInvalidComponentName;
|
||||
}
|
||||
|
||||
} // namespace android
|
||||
|
||||
55
multimedia/04_day/test-openmax/AnatomyOMXPlugin.h
Normal file
55
multimedia/04_day/test-openmax/AnatomyOMXPlugin.h
Normal file
@ -0,0 +1,55 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef ANATOMY_OMX_PLUGIN_H_
|
||||
|
||||
#define ANATOMY_OMX_PLUGIN_H_
|
||||
|
||||
#include <media/stagefright/foundation/ABase.h>
|
||||
#include <media/hardware/OMXPluginBase.h>
|
||||
|
||||
namespace android {
|
||||
|
||||
struct AnatomyOMXPlugin : public OMXPluginBase {
|
||||
AnatomyOMXPlugin();
|
||||
|
||||
virtual OMX_ERRORTYPE makeComponentInstance(
|
||||
const char *name,
|
||||
const OMX_CALLBACKTYPE *callbacks,
|
||||
OMX_PTR appData,
|
||||
OMX_COMPONENTTYPE **component);
|
||||
|
||||
virtual OMX_ERRORTYPE destroyComponentInstance(
|
||||
OMX_COMPONENTTYPE *component);
|
||||
|
||||
virtual OMX_ERRORTYPE enumerateComponents(
|
||||
OMX_STRING name,
|
||||
size_t size,
|
||||
OMX_U32 index);
|
||||
|
||||
virtual OMX_ERRORTYPE getRolesOfComponent(
|
||||
const char *name,
|
||||
Vector<String8> *roles);
|
||||
|
||||
private:
|
||||
DISALLOW_EVIL_CONSTRUCTORS(AnatomyOMXPlugin);
|
||||
};
|
||||
|
||||
} // namespace android
|
||||
|
||||
#endif // ANATOMY_OMX_PLUGIN_H_
|
||||
|
||||
59
multimedia/04_day/test-openmax/Android.mk
Normal file
59
multimedia/04_day/test-openmax/Android.mk
Normal file
@ -0,0 +1,59 @@
|
||||
LOCAL_PATH := $(call my-dir)
|
||||
|
||||
include $(CLEAR_VARS)
|
||||
|
||||
LOCAL_MODULE := test-openmax
|
||||
LOCAL_MODULE_TAGS := tests
|
||||
|
||||
LOCAL_C_INCLUDES := \
|
||||
$(LOCAL_PATH)/include \
|
||||
bionic/ \
|
||||
external/stlport/stlport \
|
||||
frameworks/base/include \
|
||||
frameworks/av/media/libstagefright \
|
||||
frameworks/native/include/media/openmax \
|
||||
|
||||
|
||||
|
||||
LOCAL_SRC_FILES := \
|
||||
AnatomyOMXCore.cpp \
|
||||
AnatomyOMXPlugin.cpp \
|
||||
main_anatomy_omxclient.cpp \
|
||||
AnatomyOMXClient.cpp \
|
||||
ATMParser.cpp \
|
||||
StdoutRenderer.cpp \
|
||||
|
||||
LOCAL_SHARED_LIBRARIES := \
|
||||
libcutils\
|
||||
libutils\
|
||||
libdl\
|
||||
libstlport \
|
||||
libstagefright_omx \
|
||||
libstagefright_foundation \
|
||||
|
||||
include $(BUILD_EXECUTABLE)
|
||||
|
||||
include $(CLEAR_VARS)
|
||||
LOCAL_MODULE := libanatomy_atmdec
|
||||
LOCAL_MODULE_TAGS := tests
|
||||
|
||||
LOCAL_C_INCLUDES := \
|
||||
$(LOCAL_PATH)/include \
|
||||
bionic/ \
|
||||
external/stlport/stlport \
|
||||
frameworks/base/include \
|
||||
frameworks/av/media/libstagefright \
|
||||
frameworks/native/include/media/openmax \
|
||||
|
||||
LOCAL_SHARED_LIBRARIES := \
|
||||
libcutils\
|
||||
libutils\
|
||||
libdl\
|
||||
libstlport \
|
||||
libstagefright_omx \
|
||||
libstagefright_foundation \
|
||||
|
||||
LOCAL_SRC_FILES := \
|
||||
AnatomyOMXComponent.cpp \
|
||||
|
||||
include $(BUILD_SHARED_LIBRARY)
|
||||
41
multimedia/04_day/test-openmax/StdoutRenderer.cpp
Normal file
41
multimedia/04_day/test-openmax/StdoutRenderer.cpp
Normal file
@ -0,0 +1,41 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
//#define LOG_NDEBUG 0
|
||||
#define LOG_TAG "StdoutRenderer"
|
||||
|
||||
#include "StdoutRenderer.h"
|
||||
#include <iostream>
|
||||
|
||||
namespace anatomy {
|
||||
|
||||
void StdoutRenderer::render(void* buffer,int length) {
|
||||
memcpy(mBuffer, buffer, length);
|
||||
mBuffer[length] = '\0';
|
||||
if( mBuffer[0] == '/' )
|
||||
{
|
||||
std::cout << std::endl;
|
||||
}
|
||||
else
|
||||
{
|
||||
std::cout << mBuffer;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
36
multimedia/04_day/test-openmax/StdoutRenderer.h
Normal file
36
multimedia/04_day/test-openmax/StdoutRenderer.h
Normal file
@ -0,0 +1,36 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef STDOUT_RENDERER_H_
|
||||
#define STDOUT_RENDERER_H_
|
||||
|
||||
|
||||
namespace anatomy {
|
||||
|
||||
class StdoutRenderer {
|
||||
public:
|
||||
StdoutRenderer(){}
|
||||
virtual ~StdoutRenderer(){}
|
||||
void render(void* buffer,int length);
|
||||
private:
|
||||
char mBuffer[256];
|
||||
};
|
||||
|
||||
} // namespace anatomy
|
||||
|
||||
#endif // STDOUT_RENDERER_H_
|
||||
|
||||
41
multimedia/04_day/test-openmax/main_anatomy_omxclient.cpp
Normal file
41
multimedia/04_day/test-openmax/main_anatomy_omxclient.cpp
Normal file
@ -0,0 +1,41 @@
|
||||
/*
|
||||
**
|
||||
** Copyright 2013, kod21236@gmail.com
|
||||
**
|
||||
** Licensed under the Apache License, Version 2.0 (the "License");
|
||||
** you may not use this file except in compliance with the License.
|
||||
** You may obtain a copy of the License at
|
||||
**
|
||||
** http://www.apache.org/licenses/LICENSE-2.0
|
||||
**
|
||||
** Unless required by applicable law or agreed to in writing, software
|
||||
** distributed under the License is distributed on an "AS IS" BASIS,
|
||||
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
** See the License for the specific language governing permissions and
|
||||
** limitations under the License.
|
||||
*/
|
||||
|
||||
#include "AnatomyOMXClient.h"
|
||||
|
||||
#include <utils/Log.h>
|
||||
#include <media/stagefright/foundation/ADebug.h>
|
||||
|
||||
using namespace anatomy;
|
||||
|
||||
int main()
|
||||
{
|
||||
AnatomyOMXClient* pOMXClient = new AnatomyOMXClient;
|
||||
|
||||
CHECK( NULL != pOMXClient );
|
||||
|
||||
pOMXClient->prepare();
|
||||
|
||||
pOMXClient->start();
|
||||
|
||||
pOMXClient->stop();
|
||||
|
||||
delete pOMXClient;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
138
multimedia/04_day/test-openmax/tags
Normal file
138
multimedia/04_day/test-openmax/tags
Normal file
@ -0,0 +1,138 @@
|
||||
!_TAG_FILE_FORMAT 2 /extended format; --format=1 will not append ;" to lines/
|
||||
!_TAG_FILE_SORTED 1 /0=unsorted, 1=sorted, 2=foldcase/
|
||||
!_TAG_PROGRAM_AUTHOR Darren Hiebert /dhiebert@users.sourceforge.net/
|
||||
!_TAG_PROGRAM_NAME Exuberant Ctags //
|
||||
!_TAG_PROGRAM_URL http://ctags.sourceforge.net /official site/
|
||||
!_TAG_PROGRAM_VERSION 5.9~svn20110310 //
|
||||
ANATOMYOMXCORE_H_ AnatomyOMXCore.h 19;" d
|
||||
ANATOMY_OMXCLIENT_H_ AnatomyOMXClient.h 19;" d
|
||||
ANATOMY_OMX_COMPONENT_H_ AnatomyOMXComponent.h 20;" d
|
||||
ANATOMY_OMX_PLUGIN_H_ AnatomyOMXPlugin.h 20;" d
|
||||
ATMParser ATMParser.cpp /^ATMParser::ATMParser()$/;" f class:anatomy::ATMParser
|
||||
ATMParser ATMParser.h /^class ATMParser {$/;" c namespace:anatomy
|
||||
ATM_PARSER_H_ ATMParser.h 18;" d
|
||||
AnatomyOMXClient AnatomyOMXClient.h /^ AnatomyOMXClient(){}$/;" f struct:anatomy::AnatomyOMXClient
|
||||
AnatomyOMXClient AnatomyOMXClient.h /^struct AnatomyOMXClient {$/;" s namespace:anatomy
|
||||
AnatomyOMXComponent AnatomyOMXComponent.cpp /^AnatomyOMXComponent::AnatomyOMXComponent($/;" f class:android::AnatomyOMXComponent
|
||||
AnatomyOMXComponent AnatomyOMXComponent.h /^struct AnatomyOMXComponent : public SimpleSoftOMXComponent {$/;" s namespace:android
|
||||
AnatomyOMXPlugin AnatomyOMXPlugin.cpp /^AnatomyOMXPlugin::AnatomyOMXPlugin() {$/;" f class:android::AnatomyOMXPlugin
|
||||
AnatomyOMXPlugin AnatomyOMXPlugin.h /^struct AnatomyOMXPlugin : public OMXPluginBase {$/;" s namespace:android
|
||||
InitOMXParams AnatomyOMXClient.cpp /^static void InitOMXParams(T *params) {$/;" f namespace:anatomy
|
||||
InitOMXParams AnatomyOMXComponent.cpp /^static void InitOMXParams(T *params) {$/;" f namespace:android
|
||||
LOCAL_C_INCLUDES Android.mk /^LOCAL_C_INCLUDES := \\$/;" m
|
||||
LOCAL_MODULE Android.mk /^LOCAL_MODULE := anatomy_omx_client$/;" m
|
||||
LOCAL_MODULE Android.mk /^LOCAL_MODULE := libanatomy_atmdec$/;" m
|
||||
LOCAL_MODULE_TAGS Android.mk /^LOCAL_MODULE_TAGS := tests$/;" m
|
||||
LOCAL_PATH Android.mk /^LOCAL_PATH := $(call my-dir)$/;" m
|
||||
LOCAL_SHARED_LIBRARIES Android.mk /^LOCAL_SHARED_LIBRARIES := \\$/;" m
|
||||
LOCAL_SRC_FILES Android.mk /^LOCAL_SRC_FILES := \\$/;" m
|
||||
LOGD ATMParser.cpp 25;" d file:
|
||||
LOGD AnatomyOMXClient.cpp 28;" d file:
|
||||
LOGD AnatomyOMXComponent.cpp 29;" d file:
|
||||
LOGD AnatomyOMXCore.cpp 29;" d file:
|
||||
LOGE AnatomyOMXPlugin.cpp 31;" d file:
|
||||
LOGV AnatomyOMXCore.cpp 30;" d file:
|
||||
LOGV AnatomyOMXPlugin.cpp 30;" d file:
|
||||
LOGW AnatomyOMXClient.cpp 27;" d file:
|
||||
LOG_TAG ATMParser.cpp 19;" d file:
|
||||
LOG_TAG AnatomyOMXClient.cpp 19;" d file:
|
||||
LOG_TAG AnatomyOMXComponent.cpp 19;" d file:
|
||||
LOG_TAG AnatomyOMXPlugin.cpp 19;" d file:
|
||||
LOG_TAG StdoutRenderer.cpp 19;" d file:
|
||||
OMXClientBufferInfo AnatomyOMXClient.h /^ struct OMXClientBufferInfo {$/;" s struct:anatomy::AnatomyOMXClient
|
||||
OMX_ComponentNameEnum AnatomyOMXCore.cpp /^OMX_ComponentNameEnum(OMX_OUT OMX_STRING componentName,$/;" f
|
||||
OMX_Deinit AnatomyOMXCore.cpp /^OMX_Deinit()$/;" f
|
||||
OMX_FreeHandle AnatomyOMXCore.cpp /^OMX_FreeHandle(OMX_IN OMX_HANDLETYPE hComp)$/;" f
|
||||
OMX_GetComponentsOfRole AnatomyOMXCore.cpp /^OMX_GetComponentsOfRole(OMX_IN OMX_STRING role,$/;" f
|
||||
OMX_GetContentPipe AnatomyOMXCore.cpp /^OMX_GetContentPipe(OMX_OUT OMX_HANDLETYPE* pipe,$/;" f
|
||||
OMX_GetHandle AnatomyOMXCore.cpp /^OMX_GetHandle(OMX_OUT OMX_HANDLETYPE* handle,$/;" f
|
||||
OMX_GetRolesOfComponent AnatomyOMXCore.cpp /^OMX_GetRolesOfComponent(OMX_IN OMX_STRING compName,$/;" f
|
||||
OMX_Init AnatomyOMXCore.cpp /^OMX_Init()$/;" f
|
||||
OMX_SetupTunnel AnatomyOMXCore.cpp /^OMX_SetupTunnel(OMX_IN OMX_HANDLETYPE outputComponent,$/;" f
|
||||
OnEmptyBufferDone AnatomyOMXClient.cpp /^OMX_ERRORTYPE AnatomyOMXClient::OnEmptyBufferDone($/;" f class:anatomy::AnatomyOMXClient
|
||||
OnEvent AnatomyOMXClient.cpp /^OMX_ERRORTYPE AnatomyOMXClient::OnEvent($/;" f class:anatomy::AnatomyOMXClient
|
||||
OnFillBufferDone AnatomyOMXClient.cpp /^OMX_ERRORTYPE AnatomyOMXClient::OnFillBufferDone($/;" f class:anatomy::AnatomyOMXClient
|
||||
STDOUT_RENDERER_H_ StdoutRenderer.h 19;" d
|
||||
StdoutRenderer StdoutRenderer.h /^ StdoutRenderer(){}$/;" f class:anatomy::StdoutRenderer
|
||||
StdoutRenderer StdoutRenderer.h /^class StdoutRenderer {$/;" c namespace:anatomy
|
||||
addOMXBufferInfo AnatomyOMXClient.cpp /^void AnatomyOMXClient::addOMXBufferInfo($/;" f class:anatomy::AnatomyOMXClient
|
||||
allocateBuffers AnatomyOMXClient.cpp /^void AnatomyOMXClient::allocateBuffers() {$/;" f class:anatomy::AnatomyOMXClient
|
||||
anatomy ATMParser.cpp /^namespace anatomy {$/;" n file:
|
||||
anatomy ATMParser.h /^namespace anatomy {$/;" n
|
||||
anatomy AnatomyOMXClient.cpp /^namespace anatomy {$/;" n file:
|
||||
anatomy AnatomyOMXClient.h /^namespace anatomy {$/;" n
|
||||
anatomy StdoutRenderer.cpp /^namespace anatomy {$/;" n file:
|
||||
anatomy StdoutRenderer.h /^namespace anatomy {$/;" n
|
||||
android AnatomyOMXComponent.cpp /^namespace android {$/;" n file:
|
||||
android AnatomyOMXComponent.h /^namespace android {$/;" n
|
||||
android AnatomyOMXPlugin.cpp /^namespace android {$/;" n file:
|
||||
android AnatomyOMXPlugin.h /^namespace android {$/;" n
|
||||
changeState AnatomyOMXClient.cpp /^void AnatomyOMXClient::changeState(OMX_STATETYPE state) {$/;" f class:anatomy::AnatomyOMXClient
|
||||
createSoftOMXComponent AnatomyOMXComponent.cpp /^android::SoftOMXComponent *createSoftOMXComponent($/;" f
|
||||
decodeBuffer AnatomyOMXComponent.cpp /^void AnatomyOMXComponent::decodeBuffer(OMX_U8* dst, OMX_U8* src, OMX_U32 size, OMX_U32* decoded_size) {$/;" f class:android::AnatomyOMXComponent
|
||||
deinit AnatomyOMXClient.cpp /^void AnatomyOMXClient::deinit() {$/;" f class:anatomy::AnatomyOMXClient
|
||||
destroyComponentInstance AnatomyOMXPlugin.cpp /^OMX_ERRORTYPE AnatomyOMXPlugin::destroyComponentInstance($/;" f class:android::AnatomyOMXPlugin
|
||||
enumerateComponents AnatomyOMXPlugin.cpp /^OMX_ERRORTYPE AnatomyOMXPlugin::enumerateComponents($/;" f class:android::AnatomyOMXPlugin
|
||||
excute AnatomyOMXClient.cpp /^void AnatomyOMXClient::excute() {$/;" f class:anatomy::AnatomyOMXClient
|
||||
freeBuffers AnatomyOMXClient.cpp /^void AnatomyOMXClient::freeBuffers() {$/;" f class:anatomy::AnatomyOMXClient
|
||||
getRolesOfComponent AnatomyOMXPlugin.cpp /^OMX_ERRORTYPE AnatomyOMXPlugin::getRolesOfComponent($/;" f class:android::AnatomyOMXPlugin
|
||||
getStatus AnatomyOMXClient.h /^ int getStatus(){ return mStatus; }$/;" f struct:anatomy::AnatomyOMXClient
|
||||
init AnatomyOMXClient.cpp /^void AnatomyOMXClient::init() {$/;" f class:anatomy::AnatomyOMXClient
|
||||
initPorts AnatomyOMXComponent.cpp /^void AnatomyOMXComponent::initPorts() {$/;" f class:android::AnatomyOMXComponent
|
||||
kCallbacks AnatomyOMXClient.cpp /^OMX_CALLBACKTYPE AnatomyOMXClient::kCallbacks = {$/;" m class:anatomy::AnatomyOMXClient file:
|
||||
kCallbacks AnatomyOMXClient.h /^ static OMX_CALLBACKTYPE kCallbacks;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
kComponentInfo AnatomyOMXCore.cpp /^} kComponentInfo[] = {$/;" v typeref:struct:__anon4 file:
|
||||
kComponents AnatomyOMXPlugin.cpp /^} kComponents[] = {$/;" m namespace:android typeref:struct:android::__anon3 file:
|
||||
kInputPortIndex AnatomyOMXComponent.h /^ kInputPortIndex = 0,$/;" e enum:android::AnatomyOMXComponent::__anon2
|
||||
kNumComponents AnatomyOMXPlugin.cpp /^static const size_t kNumComponents =$/;" m namespace:android file:
|
||||
kNumInputBuffers AnatomyOMXComponent.h /^ kNumInputBuffers = 2,$/;" e enum:android::AnatomyOMXComponent::__anon2
|
||||
kNumOutputBuffers AnatomyOMXComponent.h /^ kNumOutputBuffers = 5,$/;" e enum:android::AnatomyOMXComponent::__anon2
|
||||
kOutputPortIndex AnatomyOMXComponent.h /^ kOutputPortIndex = 1,$/;" e enum:android::AnatomyOMXComponent::__anon2
|
||||
kPortIndexInput AnatomyOMXClient.h /^ kPortIndexInput = 0,$/;" e enum:anatomy::AnatomyOMXClient::__anon1
|
||||
kPortIndexOutput AnatomyOMXClient.h /^ kPortIndexOutput = 1$/;" e enum:anatomy::AnatomyOMXClient::__anon1
|
||||
mBuffer StdoutRenderer.h /^ char mBuffer[256];$/;" m class:anatomy::StdoutRenderer
|
||||
mBufferHeader AnatomyOMXClient.h /^ OMX_BUFFERHEADERTYPE* mBufferHeader;$/;" m struct:anatomy::AnatomyOMXClient::OMXClientBufferInfo
|
||||
mBufferInfo AnatomyOMXClient.h /^ android::Vector<OMXClientBufferInfo> mBufferInfo;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mComponentHandle AnatomyOMXClient.h /^ OMX_HANDLETYPE mComponentHandle;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mEOSCondition AnatomyOMXClient.h /^ android::Condition mEOSCondition;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mExcutingCondition AnatomyOMXClient.h /^ android::Condition mExcutingCondition;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mIdleCondition AnatomyOMXClient.h /^ android::Condition mIdleCondition;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mLength ATMParser.h /^ int mLength;$/;" m class:anatomy::ATMParser
|
||||
mLibName AnatomyOMXCore.cpp /^ const char *mLibName;$/;" m struct:__anon4 file:
|
||||
mLibNameSuffix AnatomyOMXPlugin.cpp /^ const char *mLibNameSuffix;$/;" m struct:android::__anon3 file:
|
||||
mLoadedCondition AnatomyOMXClient.h /^ android::Condition mLoadedCondition;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mLock AnatomyOMXClient.h /^ android::Mutex mLock;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mName AnatomyOMXCore.cpp /^ const char *mName;$/;" m struct:__anon4 file:
|
||||
mName AnatomyOMXPlugin.cpp /^ const char *mName;$/;" m struct:android::__anon3 file:
|
||||
mOffset ATMParser.h /^ int mOffset;$/;" m class:anatomy::ATMParser
|
||||
mParser AnatomyOMXClient.h /^ ATMParser mParser;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mPortIndex AnatomyOMXClient.h /^ OMX_U32 mPortIndex;$/;" m struct:anatomy::AnatomyOMXClient::OMXClientBufferInfo
|
||||
mRenderer AnatomyOMXClient.h /^ StdoutRenderer mRenderer;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
mRole AnatomyOMXCore.cpp /^ const char *mRole;$/;" m struct:__anon4 file:
|
||||
mRole AnatomyOMXPlugin.cpp /^ const char *mRole;$/;" m struct:android::__anon3 file:
|
||||
mStatus AnatomyOMXClient.h /^ int mStatus;$/;" m struct:anatomy::AnatomyOMXClient
|
||||
main main_anatomy_omxclient.cpp /^int main()$/;" f
|
||||
makeComponentInstance AnatomyOMXPlugin.cpp /^OMX_ERRORTYPE AnatomyOMXPlugin::makeComponentInstance($/;" f class:android::AnatomyOMXPlugin
|
||||
onQueueFilled AnatomyOMXComponent.cpp /^void AnatomyOMXComponent::onQueueFilled(OMX_U32 portIndex) {$/;" f class:android::AnatomyOMXComponent
|
||||
prepare AnatomyOMXClient.cpp /^void AnatomyOMXClient::prepare() {$/;" f class:anatomy::AnatomyOMXClient
|
||||
pszSource ATMParser.cpp /^static char pszSource[] = "\\$/;" m namespace:anatomy file:
|
||||
read ATMParser.cpp /^void ATMParser::read(void* buffer, int* length) {$/;" f class:anatomy::ATMParser
|
||||
read AnatomyOMXClient.h /^ void read(void* buffer,int* length){mParser.read(buffer, length);}$/;" f struct:anatomy::AnatomyOMXClient
|
||||
removeOMXBufferInfo AnatomyOMXClient.cpp /^void AnatomyOMXClient::removeOMXBufferInfo($/;" f class:anatomy::AnatomyOMXClient
|
||||
render AnatomyOMXClient.h /^ void render(void* buffer,int length){mRenderer.render(buffer, length);}$/;" f struct:anatomy::AnatomyOMXClient
|
||||
render StdoutRenderer.cpp /^void StdoutRenderer::render(void* buffer,int length) {$/;" f class:anatomy::StdoutRenderer
|
||||
setStatus AnatomyOMXClient.h /^ void setStatus(int status){ mStatus = status; }$/;" f struct:anatomy::AnatomyOMXClient
|
||||
signalEOF AnatomyOMXClient.h /^ void signalEOF() { mEOSCondition.signal(); }$/;" f struct:anatomy::AnatomyOMXClient
|
||||
signalExcutingState AnatomyOMXClient.h /^ void signalExcutingState() { mExcutingCondition.signal(); }$/;" f struct:anatomy::AnatomyOMXClient
|
||||
signalIdleState AnatomyOMXClient.h /^ void signalIdleState() { mIdleCondition.signal(); }$/;" f struct:anatomy::AnatomyOMXClient
|
||||
signalLoadedState AnatomyOMXClient.h /^ void signalLoadedState() { mLoadedCondition.signal(); }$/;" f struct:anatomy::AnatomyOMXClient
|
||||
start AnatomyOMXClient.h /^ void start() { excute(); waitEOF();}$/;" f struct:anatomy::AnatomyOMXClient
|
||||
stop AnatomyOMXClient.cpp /^void AnatomyOMXClient::stop() {$/;" f class:anatomy::AnatomyOMXClient
|
||||
waitEOF AnatomyOMXClient.h /^ void waitEOF() { mEOSCondition.wait(mLock); }$/;" f struct:anatomy::AnatomyOMXClient
|
||||
waitExcutingState AnatomyOMXClient.h /^ void waitExcutingState() { mExcutingCondition.wait(mLock);}$/;" f struct:anatomy::AnatomyOMXClient
|
||||
waitIdleState AnatomyOMXClient.h /^ void waitIdleState() { mIdleCondition.wait(mLock); }$/;" f struct:anatomy::AnatomyOMXClient
|
||||
waitLoadedState AnatomyOMXClient.h /^ void waitLoadedState() { mLoadedCondition.wait(mLock);}$/;" f struct:anatomy::AnatomyOMXClient
|
||||
~ATMParser ATMParser.h /^ virtual ~ATMParser(){}$/;" f class:anatomy::ATMParser
|
||||
~AnatomyOMXClient AnatomyOMXClient.h /^ virtual ~AnatomyOMXClient(){}$/;" f struct:anatomy::AnatomyOMXClient
|
||||
~AnatomyOMXComponent AnatomyOMXComponent.cpp /^AnatomyOMXComponent::~AnatomyOMXComponent() {$/;" f class:android::AnatomyOMXComponent
|
||||
~StdoutRenderer StdoutRenderer.h /^ virtual ~StdoutRenderer(){}$/;" f class:anatomy::StdoutRenderer
|
||||
55
multimedia/05_day/test-camera/Android.mk
Normal file
55
multimedia/05_day/test-camera/Android.mk
Normal file
@ -0,0 +1,55 @@
|
||||
# Copyright 2013 The Android Open Source Project
|
||||
#
|
||||
# Licensed under the Apache License, Version 2.0 (the "License");
|
||||
# you may not use this file except in compliance with the License.
|
||||
# You may obtain a copy of the License at
|
||||
#
|
||||
# http://www.apache.org/licenses/LICENSE-2.0
|
||||
#
|
||||
# Unless required by applicable law or agreed to in writing, software
|
||||
# distributed under the License is distributed on an "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
# See the License for the specific language governing permissions and
|
||||
# limitations under the License.
|
||||
|
||||
LOCAL_PATH:= $(call my-dir)
|
||||
include $(CLEAR_VARS)
|
||||
|
||||
LOCAL_SRC_FILES:= \
|
||||
main.cpp \
|
||||
ProCameraTests.cpp \
|
||||
VendorTagDescriptorTests.cpp
|
||||
|
||||
LOCAL_SHARED_LIBRARIES := \
|
||||
libutils \
|
||||
libcutils \
|
||||
libstlport \
|
||||
libcamera_metadata \
|
||||
libcamera_client \
|
||||
libgui \
|
||||
libsync \
|
||||
libui \
|
||||
libdl \
|
||||
libbinder
|
||||
|
||||
LOCAL_STATIC_LIBRARIES := \
|
||||
libgtest
|
||||
|
||||
LOCAL_C_INCLUDES += \
|
||||
bionic \
|
||||
bionic/libstdc++/include \
|
||||
external/gtest/include \
|
||||
external/stlport/stlport \
|
||||
system/media/camera/include \
|
||||
system/media/private/camera/include \
|
||||
system/media/camera/tests \
|
||||
frameworks/av/services/camera/libcameraservice \
|
||||
frameworks/av/include/camera \
|
||||
frameworks/native/include \
|
||||
|
||||
LOCAL_CFLAGS += -Wall -Wextra
|
||||
|
||||
LOCAL_MODULE:= camera_client_test
|
||||
LOCAL_MODULE_TAGS := tests
|
||||
|
||||
include $(BUILD_NATIVE_TEST)
|
||||
1314
multimedia/05_day/test-camera/ProCameraTests.cpp
Normal file
1314
multimedia/05_day/test-camera/ProCameraTests.cpp
Normal file
File diff suppressed because it is too large
Load Diff
205
multimedia/05_day/test-camera/VendorTagDescriptorTests.cpp
Normal file
205
multimedia/05_day/test-camera/VendorTagDescriptorTests.cpp
Normal file
@ -0,0 +1,205 @@
|
||||
/*
|
||||
* Copyright (C) 2014 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#define LOG_NDEBUG 0
|
||||
#define LOG_TAG "VendorTagDescriptorTests"
|
||||
|
||||
#include <binder/Parcel.h>
|
||||
#include <camera/VendorTagDescriptor.h>
|
||||
#include <camera_metadata_tests_fake_vendor.h>
|
||||
#include <camera_metadata_hidden.h>
|
||||
#include <system/camera_vendor_tags.h>
|
||||
#include <utils/Errors.h>
|
||||
#include <utils/Log.h>
|
||||
#include <utils/RefBase.h>
|
||||
|
||||
#include <gtest/gtest.h>
|
||||
#include <stdint.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
enum {
|
||||
BAD_TAG_ARRAY = 0xDEADBEEFu,
|
||||
BAD_TAG = 0x8DEADBADu,
|
||||
};
|
||||
|
||||
#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
|
||||
|
||||
static bool ContainsTag(uint32_t* tagArray, size_t size, uint32_t tag) {
|
||||
for (size_t i = 0; i < size; ++i) {
|
||||
if (tag == tagArray[i]) return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
#define EXPECT_CONTAINS_TAG(t, a) \
|
||||
EXPECT_TRUE(ContainsTag(a, ARRAY_SIZE(a), t))
|
||||
|
||||
#define ASSERT_NOT_NULL(x) \
|
||||
ASSERT_TRUE((x) != NULL)
|
||||
|
||||
extern "C" {
|
||||
|
||||
static int default_get_tag_count(const vendor_tag_ops_t* vOps) {
|
||||
return VENDOR_TAG_COUNT_ERR;
|
||||
}
|
||||
|
||||
static void default_get_all_tags(const vendor_tag_ops_t* vOps, uint32_t* tagArray) {
|
||||
//Noop
|
||||
}
|
||||
|
||||
static const char* default_get_section_name(const vendor_tag_ops_t* vOps, uint32_t tag) {
|
||||
return VENDOR_SECTION_NAME_ERR;
|
||||
}
|
||||
|
||||
static const char* default_get_tag_name(const vendor_tag_ops_t* vOps, uint32_t tag) {
|
||||
return VENDOR_TAG_NAME_ERR;
|
||||
}
|
||||
|
||||
static int default_get_tag_type(const vendor_tag_ops_t* vOps, uint32_t tag) {
|
||||
return VENDOR_TAG_TYPE_ERR;
|
||||
}
|
||||
|
||||
} /*extern "C"*/
|
||||
|
||||
// Set default vendor operations for a vendor_tag_ops struct
|
||||
static void FillWithDefaults(vendor_tag_ops_t* vOps) {
|
||||
ASSERT_NOT_NULL(vOps);
|
||||
vOps->get_tag_count = default_get_tag_count;
|
||||
vOps->get_all_tags = default_get_all_tags;
|
||||
vOps->get_section_name = default_get_section_name;
|
||||
vOps->get_tag_name = default_get_tag_name;
|
||||
vOps->get_tag_type = default_get_tag_type;
|
||||
}
|
||||
|
||||
/**
|
||||
* Test if values from VendorTagDescriptor methods match corresponding values
|
||||
* from vendor_tag_ops functions.
|
||||
*/
|
||||
#if 0
|
||||
TEST(VendorTagDescriptorTest, ConsistentWithVendorTags) {
|
||||
sp<VendorTagDescriptor> vDesc;
|
||||
const vendor_tag_ops_t *vOps = &fakevendor_ops;
|
||||
EXPECT_EQ(OK, VendorTagDescriptor::createDescriptorFromOps(vOps, /*out*/vDesc));
|
||||
|
||||
ASSERT_NOT_NULL(vDesc);
|
||||
|
||||
// Ensure reasonable tag count
|
||||
int tagCount = vDesc->getTagCount();
|
||||
EXPECT_EQ(tagCount, vOps->get_tag_count(vOps));
|
||||
|
||||
uint32_t descTagArray[tagCount];
|
||||
uint32_t opsTagArray[tagCount];
|
||||
|
||||
// Get all tag ids
|
||||
vDesc->getTagArray(descTagArray);
|
||||
vOps->get_all_tags(vOps, opsTagArray);
|
||||
|
||||
ASSERT_NOT_NULL(descTagArray);
|
||||
ASSERT_NOT_NULL(opsTagArray);
|
||||
|
||||
uint32_t tag;
|
||||
for (int i = 0; i < tagCount; ++i) {
|
||||
// For each tag id, check whether type, section name, tag name match
|
||||
tag = descTagArray[i];
|
||||
EXPECT_CONTAINS_TAG(tag, opsTagArray);
|
||||
EXPECT_EQ(vDesc->getTagType(tag), vOps->get_tag_type(vOps, tag));
|
||||
EXPECT_STREQ(vDesc->getSectionName(tag), vOps->get_section_name(vOps, tag));
|
||||
EXPECT_STREQ(vDesc->getTagName(tag), vOps->get_tag_name(vOps, tag));
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Test if values from VendorTagDescriptor methods stay consistent after being
|
||||
* parcelled/unparcelled.
|
||||
*/
|
||||
TEST(VendorTagDescriptorTest, ConsistentAcrossParcel) {
|
||||
sp<VendorTagDescriptor> vDescOriginal, vDescParceled;
|
||||
const vendor_tag_ops_t *vOps = &fakevendor_ops;
|
||||
EXPECT_EQ(OK, VendorTagDescriptor::createDescriptorFromOps(vOps, /*out*/vDescOriginal));
|
||||
|
||||
ASSERT_TRUE(vDescOriginal != NULL);
|
||||
|
||||
Parcel p;
|
||||
|
||||
// Check whether parcel read/write succeed
|
||||
EXPECT_EQ(OK, vDescOriginal->writeToParcel(&p));
|
||||
p.setDataPosition(0);
|
||||
ASSERT_EQ(OK, VendorTagDescriptor::createFromParcel(&p, vDescParceled));
|
||||
|
||||
// Ensure consistent tag count
|
||||
int tagCount = vDescOriginal->getTagCount();
|
||||
ASSERT_EQ(tagCount, vDescParceled->getTagCount());
|
||||
|
||||
uint32_t descTagArray[tagCount];
|
||||
uint32_t desc2TagArray[tagCount];
|
||||
|
||||
// Get all tag ids
|
||||
vDescOriginal->getTagArray(descTagArray);
|
||||
vDescParceled->getTagArray(desc2TagArray);
|
||||
|
||||
ASSERT_NOT_NULL(descTagArray);
|
||||
ASSERT_NOT_NULL(desc2TagArray);
|
||||
|
||||
uint32_t tag;
|
||||
for (int i = 0; i < tagCount; ++i) {
|
||||
// For each tag id, check consistency between the two vendor tag
|
||||
// descriptors for each type, section name, tag name
|
||||
tag = descTagArray[i];
|
||||
EXPECT_CONTAINS_TAG(tag, desc2TagArray);
|
||||
EXPECT_EQ(vDescOriginal->getTagType(tag), vDescParceled->getTagType(tag));
|
||||
EXPECT_STREQ(vDescOriginal->getSectionName(tag), vDescParceled->getSectionName(tag));
|
||||
EXPECT_STREQ(vDescOriginal->getTagName(tag), vDescParceled->getTagName(tag));
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Test defaults and error conditions.
|
||||
*/
|
||||
TEST(VendorTagDescriptorTest, ErrorConditions) {
|
||||
sp<VendorTagDescriptor> vDesc;
|
||||
vendor_tag_ops_t vOps;
|
||||
FillWithDefaults(&vOps);
|
||||
|
||||
// Ensure create fails when using null vOps
|
||||
EXPECT_EQ(BAD_VALUE, VendorTagDescriptor::createDescriptorFromOps(/*vOps*/NULL, vDesc));
|
||||
|
||||
// Ensure create works when there are no vtags defined in a well-formed vOps
|
||||
ASSERT_EQ(OK, VendorTagDescriptor::createDescriptorFromOps(&vOps, vDesc));
|
||||
|
||||
// Ensure defaults are returned when no vtags are defined, or tag is unknown
|
||||
EXPECT_EQ(VENDOR_TAG_COUNT_ERR, vDesc->getTagCount());
|
||||
uint32_t* tagArray = reinterpret_cast<uint32_t*>(BAD_TAG_ARRAY);
|
||||
uint32_t* testArray = tagArray;
|
||||
vDesc->getTagArray(tagArray);
|
||||
EXPECT_EQ(testArray, tagArray);
|
||||
EXPECT_EQ(VENDOR_SECTION_NAME_ERR, vDesc->getSectionName(BAD_TAG));
|
||||
EXPECT_EQ(VENDOR_TAG_NAME_ERR, vDesc->getTagName(BAD_TAG));
|
||||
EXPECT_EQ(VENDOR_TAG_TYPE_ERR, vDesc->getTagType(BAD_TAG));
|
||||
|
||||
// Make sure global can be set/cleared
|
||||
const vendor_tag_ops_t *fakeOps = &fakevendor_ops;
|
||||
sp<VendorTagDescriptor> prevGlobal = VendorTagDescriptor::getGlobalVendorTagDescriptor();
|
||||
VendorTagDescriptor::clearGlobalVendorTagDescriptor();
|
||||
|
||||
EXPECT_TRUE(VendorTagDescriptor::getGlobalVendorTagDescriptor() == NULL);
|
||||
EXPECT_EQ(OK, VendorTagDescriptor::setAsGlobalVendorTagDescriptor(vDesc));
|
||||
EXPECT_TRUE(VendorTagDescriptor::getGlobalVendorTagDescriptor() != NULL);
|
||||
EXPECT_EQ(VENDOR_SECTION_NAME_ERR, vDesc->getSectionName(BAD_TAG));
|
||||
EXPECT_EQ(OK, VendorTagDescriptor::setAsGlobalVendorTagDescriptor(prevGlobal));
|
||||
EXPECT_EQ(prevGlobal, VendorTagDescriptor::getGlobalVendorTagDescriptor());
|
||||
}
|
||||
#endif
|
||||
27
multimedia/05_day/test-camera/main.cpp
Normal file
27
multimedia/05_day/test-camera/main.cpp
Normal file
@ -0,0 +1,27 @@
|
||||
/*
|
||||
* Copyright (C) 2013 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#include <gtest/gtest.h>
|
||||
|
||||
|
||||
int main(int argc, char **argv) {
|
||||
|
||||
::testing::InitGoogleTest(&argc, argv);
|
||||
|
||||
int ret = RUN_ALL_TESTS();
|
||||
|
||||
return ret;
|
||||
}
|
||||
10
multimedia/05_day/test-player/Android.mk
Normal file
10
multimedia/05_day/test-player/Android.mk
Normal file
@ -0,0 +1,10 @@
|
||||
LOCAL_PATH := $(call my-dir)
|
||||
|
||||
include $(CLEAR_VARS)
|
||||
|
||||
LOCAL_MODULE := test-player
|
||||
LOCAL_SRC_FILES := player.cpp
|
||||
LOCAL_SHARED_LIBRARIES := libutils libui libgui libmedia libbinder
|
||||
|
||||
include $(BUILD_EXECUTABLE)
|
||||
|
||||
BIN
multimedia/05_day/test-player/a.mp4
Normal file
BIN
multimedia/05_day/test-player/a.mp4
Normal file
Binary file not shown.
86
multimedia/05_day/test-player/player.cpp
Normal file
86
multimedia/05_day/test-player/player.cpp
Normal file
@ -0,0 +1,86 @@
|
||||
#include <media/mediaplayer.h>
|
||||
#include <media/IMediaPlayer.h>
|
||||
#include <binder/ProcessState.h>
|
||||
#include <binder/IPCThreadState.h>
|
||||
#include <gui/SurfaceComposerClient.h>
|
||||
#include <gui/ISurfaceComposer.h>
|
||||
#include <gui/IGraphicBufferProducer.h>
|
||||
#include <gui/Surface.h>
|
||||
#include <utils/String8.h>
|
||||
#include <fcntl.h>
|
||||
#include <stdio.h>
|
||||
#include <errno.h>
|
||||
|
||||
using namespace android;
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
sp < ProcessState > proc = ProcessState::self();
|
||||
proc->startThreadPool();
|
||||
printf("entering main...\n");
|
||||
MediaPlayer mediaplayer;
|
||||
sp <Surface> gsf;
|
||||
status_t nState;
|
||||
int fd, fsize;
|
||||
|
||||
fd = open( argv[1], O_RDONLY );
|
||||
if( fd < 0 )
|
||||
{
|
||||
perror("open()");
|
||||
exit(-1);
|
||||
}
|
||||
fsize = lseek( fd, 0, SEEK_END );
|
||||
printf("fsize=%d\n", fsize );
|
||||
mediaplayer.setDataSource(fd,0,fsize);
|
||||
close(fd);
|
||||
|
||||
printf("create SurfaceComposerClient\n");
|
||||
|
||||
sp<SurfaceComposerClient> composerClient;
|
||||
sp<SurfaceControl> control;
|
||||
|
||||
composerClient = new SurfaceComposerClient;
|
||||
composerClient->initCheck();
|
||||
|
||||
printf("create video surface\n");
|
||||
|
||||
control = composerClient->createSurface(
|
||||
String8("A Surface"),
|
||||
1280,
|
||||
800,
|
||||
PIXEL_FORMAT_RGBA_8888,
|
||||
0);
|
||||
|
||||
SurfaceComposerClient::openGlobalTransaction();
|
||||
control->setLayer(INT_MAX);
|
||||
control->show();
|
||||
SurfaceComposerClient::closeGlobalTransaction();
|
||||
|
||||
|
||||
gsf = control->getSurface();
|
||||
sp<IGraphicBufferProducer> videoSurfaceTexture = gsf->getIGraphicBufferProducer();
|
||||
printf("set video surface to player\n");
|
||||
|
||||
mediaplayer.setVideoSurfaceTexture(videoSurfaceTexture);
|
||||
|
||||
status_t retCode = mediaplayer.prepare();
|
||||
|
||||
if (retCode < 0)
|
||||
{
|
||||
printf("prepare failed: %d\n", retCode);
|
||||
IPCThreadState::self()->stopProcess(0);
|
||||
return -1;
|
||||
};
|
||||
|
||||
mediaplayer.start();
|
||||
for (int i = 0; i < 4*60; i++)
|
||||
{
|
||||
sleep(1);
|
||||
}
|
||||
mediaplayer.reset();
|
||||
|
||||
// close binder fd, still need waiting for all binder threads exit?
|
||||
IPCThreadState::self()->stopProcess(0);
|
||||
return 0;
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user