2022-06-10 21:38:30 +09:00

359 lines
11 KiB
Smali

.class public final Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;
.super Lcom/google/android/exoplayer2/text/SimpleSubtitleDecoder;
.source "WebvttDecoder.java"
# static fields
.field private static final COMMENT_START:Ljava/lang/String; = "NOTE"
.field private static final EVENT_COMMENT:I = 0x1
.field private static final EVENT_CUE:I = 0x3
.field private static final EVENT_END_OF_FILE:I = 0x0
.field private static final EVENT_NONE:I = -0x1
.field private static final EVENT_STYLE_BLOCK:I = 0x2
.field private static final STYLE_START:Ljava/lang/String; = "STYLE"
# instance fields
.field private final cssParser:Lcom/google/android/exoplayer2/text/webvtt/CssParser;
.field private final cueParser:Lcom/google/android/exoplayer2/text/webvtt/WebvttCueParser;
.field private final definedStyles:Ljava/util/List;
.annotation system Ldalvik/annotation/Signature;
value = {
"Ljava/util/List<",
"Lcom/google/android/exoplayer2/text/webvtt/WebvttCssStyle;",
">;"
}
.end annotation
.end field
.field private final parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
.field private final webvttCueBuilder:Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;
# direct methods
.method public constructor <init>()V
.locals 1
const-string v0, "WebvttDecoder"
.line 1
invoke-direct {p0, v0}, Lcom/google/android/exoplayer2/text/SimpleSubtitleDecoder;-><init>(Ljava/lang/String;)V
.line 2
new-instance v0, Lcom/google/android/exoplayer2/text/webvtt/WebvttCueParser;
invoke-direct {v0}, Lcom/google/android/exoplayer2/text/webvtt/WebvttCueParser;-><init>()V
iput-object v0, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->cueParser:Lcom/google/android/exoplayer2/text/webvtt/WebvttCueParser;
.line 3
new-instance v0, Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-direct {v0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;-><init>()V
iput-object v0, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
.line 4
new-instance v0, Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;
invoke-direct {v0}, Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;-><init>()V
iput-object v0, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->webvttCueBuilder:Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;
.line 5
new-instance v0, Lcom/google/android/exoplayer2/text/webvtt/CssParser;
invoke-direct {v0}, Lcom/google/android/exoplayer2/text/webvtt/CssParser;-><init>()V
iput-object v0, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->cssParser:Lcom/google/android/exoplayer2/text/webvtt/CssParser;
.line 6
new-instance v0, Ljava/util/ArrayList;
invoke-direct {v0}, Ljava/util/ArrayList;-><init>()V
iput-object v0, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->definedStyles:Ljava/util/List;
return-void
.end method
.method private static getNextEvent(Lcom/google/android/exoplayer2/util/ParsableByteArray;)I
.locals 5
const/4 v0, 0x0
const/4 v1, -0x1
move v3, v0
move v2, v1
:goto_0
if-ne v2, v1, :cond_3
.line 1
invoke-virtual {p0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->getPosition()I
move-result v3
.line 2
invoke-virtual {p0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readLine()Ljava/lang/String;
move-result-object v2
if-nez v2, :cond_0
move v2, v0
goto :goto_0
:cond_0
const-string v4, "STYLE"
.line 3
invoke-virtual {v4, v2}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v4
if-eqz v4, :cond_1
const/4 v2, 0x2
goto :goto_0
:cond_1
const-string v4, "NOTE"
.line 4
invoke-virtual {v4, v2}, Ljava/lang/String;->startsWith(Ljava/lang/String;)Z
move-result v2
if-eqz v2, :cond_2
const/4 v2, 0x1
goto :goto_0
:cond_2
const/4 v2, 0x3
goto :goto_0
.line 5
:cond_3
invoke-virtual {p0, v3}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->setPosition(I)V
return v2
.end method
.method private static skipComment(Lcom/google/android/exoplayer2/util/ParsableByteArray;)V
.locals 1
.line 1
:goto_0
invoke-virtual {p0}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readLine()Ljava/lang/String;
move-result-object v0
invoke-static {v0}, Landroid/text/TextUtils;->isEmpty(Ljava/lang/CharSequence;)Z
move-result v0
if-nez v0, :cond_0
goto :goto_0
:cond_0
return-void
.end method
# virtual methods
.method public bridge synthetic decode([BIZ)Lcom/google/android/exoplayer2/text/Subtitle;
.locals 0
.annotation system Ldalvik/annotation/Throws;
value = {
Lcom/google/android/exoplayer2/text/SubtitleDecoderException;
}
.end annotation
.line 1
invoke-virtual {p0, p1, p2, p3}, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->decode([BIZ)Lcom/google/android/exoplayer2/text/webvtt/WebvttSubtitle;
move-result-object p1
return-object p1
.end method
.method public decode([BIZ)Lcom/google/android/exoplayer2/text/webvtt/WebvttSubtitle;
.locals 2
.annotation system Ldalvik/annotation/Throws;
value = {
Lcom/google/android/exoplayer2/text/SubtitleDecoderException;
}
.end annotation
.line 2
iget-object p3, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-virtual {p3, p1, p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->reset([BI)V
.line 3
iget-object p1, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->webvttCueBuilder:Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;
invoke-virtual {p1}, Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;->reset()V
.line 4
iget-object p1, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->definedStyles:Ljava/util/List;
invoke-interface {p1}, Ljava/util/List;->clear()V
.line 5
iget-object p1, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-static {p1}, Lcom/google/android/exoplayer2/text/webvtt/WebvttParserUtil;->validateWebvttHeaderLine(Lcom/google/android/exoplayer2/util/ParsableByteArray;)V
.line 6
:goto_0
iget-object p1, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-virtual {p1}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readLine()Ljava/lang/String;
move-result-object p1
invoke-static {p1}, Landroid/text/TextUtils;->isEmpty(Ljava/lang/CharSequence;)Z
move-result p1
if-nez p1, :cond_0
goto :goto_0
.line 7
:cond_0
new-instance p1, Ljava/util/ArrayList;
invoke-direct {p1}, Ljava/util/ArrayList;-><init>()V
.line 8
:cond_1
:goto_1
iget-object p2, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-static {p2}, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->getNextEvent(Lcom/google/android/exoplayer2/util/ParsableByteArray;)I
move-result p2
if-eqz p2, :cond_5
const/4 p3, 0x1
if-ne p2, p3, :cond_2
.line 9
iget-object p2, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-static {p2}, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->skipComment(Lcom/google/android/exoplayer2/util/ParsableByteArray;)V
goto :goto_1
:cond_2
const/4 p3, 0x2
if-ne p2, p3, :cond_4
.line 10
invoke-virtual {p1}, Ljava/util/ArrayList;->isEmpty()Z
move-result p2
if-eqz p2, :cond_3
.line 11
iget-object p2, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-virtual {p2}, Lcom/google/android/exoplayer2/util/ParsableByteArray;->readLine()Ljava/lang/String;
.line 12
iget-object p2, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->cssParser:Lcom/google/android/exoplayer2/text/webvtt/CssParser;
iget-object p3, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
invoke-virtual {p2, p3}, Lcom/google/android/exoplayer2/text/webvtt/CssParser;->parseBlock(Lcom/google/android/exoplayer2/util/ParsableByteArray;)Lcom/google/android/exoplayer2/text/webvtt/WebvttCssStyle;
move-result-object p2
if-eqz p2, :cond_1
.line 13
iget-object p3, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->definedStyles:Ljava/util/List;
invoke-interface {p3, p2}, Ljava/util/List;->add(Ljava/lang/Object;)Z
goto :goto_1
.line 14
:cond_3
new-instance p1, Lcom/google/android/exoplayer2/text/SubtitleDecoderException;
const-string p2, "A style block was found after the first cue."
invoke-direct {p1, p2}, Lcom/google/android/exoplayer2/text/SubtitleDecoderException;-><init>(Ljava/lang/String;)V
throw p1
:cond_4
const/4 p3, 0x3
if-ne p2, p3, :cond_1
.line 15
iget-object p2, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->cueParser:Lcom/google/android/exoplayer2/text/webvtt/WebvttCueParser;
iget-object p3, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->parsableWebvttData:Lcom/google/android/exoplayer2/util/ParsableByteArray;
iget-object v0, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->webvttCueBuilder:Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;
iget-object v1, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->definedStyles:Ljava/util/List;
invoke-virtual {p2, p3, v0, v1}, Lcom/google/android/exoplayer2/text/webvtt/WebvttCueParser;->parseCue(Lcom/google/android/exoplayer2/util/ParsableByteArray;Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;Ljava/util/List;)Z
move-result p2
if-eqz p2, :cond_1
.line 16
iget-object p2, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->webvttCueBuilder:Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;
invoke-virtual {p2}, Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;->build()Lcom/google/android/exoplayer2/text/webvtt/WebvttCue;
move-result-object p2
invoke-virtual {p1, p2}, Ljava/util/ArrayList;->add(Ljava/lang/Object;)Z
.line 17
iget-object p2, p0, Lcom/google/android/exoplayer2/text/webvtt/WebvttDecoder;->webvttCueBuilder:Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;
invoke-virtual {p2}, Lcom/google/android/exoplayer2/text/webvtt/WebvttCue$Builder;->reset()V
goto :goto_1
.line 18
:cond_5
new-instance p2, Lcom/google/android/exoplayer2/text/webvtt/WebvttSubtitle;
invoke-direct {p2, p1}, Lcom/google/android/exoplayer2/text/webvtt/WebvttSubtitle;-><init>(Ljava/util/List;)V
return-object p2
.end method