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avformat/matroskaenc: support writing Chroma Location elements 

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2016-10-15 11:17:37 -03:00
parent a566c952f9
commit bab6b60675
1 changed files with 8 additions and 0 deletions
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8
libavformat/matroskaenc.c
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@ -832,6 +832,14 @@ static int mkv_write_video_color(AVIOContext *pb, AVCodecParameters *par, AVStre
par->color_range < AVCOL_RANGE_NB) {
put_ebml_uint(dyn_cp, MATROSKA_ID_VIDEOCOLORRANGE, par->color_range);
}
if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED &&
par->chroma_location <= AVCHROMA_LOC_TOP) {
int xpos, ypos;
avcodec_enum_to_chroma_pos(&xpos, &ypos, par->chroma_location);
put_ebml_uint(dyn_cp, MATROSKA_ID_VIDEOCOLORCHROMASITINGHORZ, (xpos >> 7) + 1);
put_ebml_uint(dyn_cp, MATROSKA_ID_VIDEOCOLORCHROMASITINGVERT, (ypos >> 7) + 1);
}
if (side_data_size == sizeof(AVMasteringDisplayMetadata)) {
ebml_master meta_element = start_ebml_master(
dyn_cp, MATROSKA_ID_VIDEOCOLORMASTERINGMETA, 0);