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aomenc: Handle 8 bit_depth images with AOM_IMG_FMT_HIGHBITDEPTH enabled

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=791674
This commit is contained in:
Sean-Der 2018-06-27 09:48:00 +00:00 committed by Sebastian Dröge
parent 1d96d9e842
commit 10a37e0c35
1 changed files with 16 additions and 4 deletions
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20
ext/aom/gstav1dec.c
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@ -285,7 +285,7 @@ static void
gst_av1_dec_image_to_buffer (GstAV1Dec * dec, const aom_image_t * img, gst_av1_dec_image_to_buffer (GstAV1Dec * dec, const aom_image_t * img,
GstBuffer * buffer) GstBuffer * buffer)
{ {
int deststride, srcstride, height, width, line, comp; int deststride, srcstride, height, width, line, comp, y;
guint8 *dest, *src; guint8 *dest, *src;
GstVideoFrame frame; GstVideoFrame frame;
GstVideoInfo *info = &dec->output_state->info; GstVideoInfo *info = &dec->output_state->info;
@ -298,13 +298,25 @@ gst_av1_dec_image_to_buffer (GstAV1Dec * dec, const aom_image_t * img,
for (comp = 0; comp < 3; comp++) { for (comp = 0; comp < 3; comp++) {
dest = GST_VIDEO_FRAME_COMP_DATA (&frame, comp); dest = GST_VIDEO_FRAME_COMP_DATA (&frame, comp);
src = img->planes[comp]; src = img->planes[comp];
width = GST_VIDEO_FRAME_COMP_WIDTH (&frame, comp) width =
* GST_VIDEO_FRAME_COMP_PSTRIDE (&frame, comp); GST_VIDEO_FRAME_COMP_WIDTH (&frame,
comp) * GST_VIDEO_FRAME_COMP_PSTRIDE (&frame, comp);
height = GST_VIDEO_FRAME_COMP_HEIGHT (&frame, comp); height = GST_VIDEO_FRAME_COMP_HEIGHT (&frame, comp);
deststride = GST_VIDEO_FRAME_COMP_STRIDE (&frame, comp); deststride = GST_VIDEO_FRAME_COMP_STRIDE (&frame, comp);
srcstride = img->stride[comp]; srcstride = img->stride[comp];
if (srcstride == deststride) { if ((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) && img->bit_depth == 8) {
GST_TRACE_OBJECT (dec,
"HIGHBITDEPTH image with 8 bit_depth. Comp %d: %d != %d, copying "
"line by line.", comp, srcstride, deststride);
for (line = 0; line < height; line++) {
for (y = 0; y < width; y++) {
dest[y] = src[y * 2];
}
dest += deststride;
src += srcstride;
}
} else if (srcstride == deststride) {
GST_TRACE_OBJECT (dec, "Stride matches. Comp %d: %d, copying full plane", GST_TRACE_OBJECT (dec, "Stride matches. Comp %d: %d, copying full plane",
comp, srcstride); comp, srcstride);
memcpy (dest, src, srcstride * height); memcpy (dest, src, srcstride * height);