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lib: load images from the data directory in igt_paint_image

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Update igt_paint_image so that it can read images from the package data
directory.

Signed-off-by: Thomas Wood <thomas.wood@intel.com>
This commit is contained in:
Thomas Wood
2015-04-13 17:37:22 +01:00
parent 90dadcd0da
commit ecb03266b2
4 changed files with 22 additions and 41 deletions
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tests/testdisplay.c
+2 -33
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@@ -239,21 +239,9 @@ paint_color_key(struct igt_fb *fb_info)
munmap(fb_ptr, fb_info->size);
}
static cairo_status_t
stdio_read_func(void* closure, unsigned char* data, unsigned int size)
{
if (fread (data, 1, size, (FILE*)closure) != size)
return CAIRO_STATUS_READ_ERROR;
return CAIRO_STATUS_SUCCESS;
}
static void paint_image(cairo_t *cr, const char *file)
{
int img_x, img_y, img_w, img_h, img_w_o, img_h_o;
double img_w_scale, img_h_scale;
cairo_surface_t *image;
FILE* fp;
int img_x, img_y, img_w, img_h;
img_y = height * (0.10 );
img_h = height * 0.08 * 4;
@@ -261,26 +249,7 @@ static void paint_image(cairo_t *cr, const char *file)
img_x = (width / 2) - (img_w / 2);
fp = igt_fopen_data(file);
if (!fp)
return;
image = cairo_image_surface_create_from_png_stream(&stdio_read_func,
(void*)fp);
img_w_o = cairo_image_surface_get_width(image);
img_h_o = cairo_image_surface_get_height(image);
cairo_translate(cr, img_x, img_y);
img_w_scale = (double)img_w / (double)img_w_o;
img_h_scale = (double)img_h / (double)img_h_o;
cairo_scale(cr, img_w_scale, img_h_scale);
cairo_set_source_surface(cr, image, 0, 0);
cairo_scale(cr, 1, 1);
cairo_paint(cr);
cairo_surface_destroy(image);
igt_paint_image(cr, file, img_x, img_y, img_h, img_w);
}
static void paint_output_info(struct connector *c, struct igt_fb *fb)