From: "Mohammed (Shaan) Huzaifa Danish" <sha...@gmail.com> --- libavcodec/h264_sei.c | 4 +++- libavcodec/h264_sei.h | 1 + libavcodec/h264_slice.c | 2 ++ libavutil/stereo3d.h | 4 ++++ 4 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/libavcodec/h264_sei.c b/libavcodec/h264_sei.c index 03fca9017f..337270cb6e 100644 --- a/libavcodec/h264_sei.c +++ b/libavcodec/h264_sei.c @@ -315,7 +315,9 @@ static int decode_frame_packing_arrangement(H264SEIFramePacking *h, h->content_interpretation_type = get_bits(gb, 6); // the following skips: spatial_flipping_flag, frame0_flipped_flag, - // field_views_flag, current_frame_is_frame0_flag, + // field_views_flag + skip_bits(gb, 3); + h->current_frame_is_frame0_flag = get_bits1(gb); // frame0_self_contained_flag, frame1_self_contained_flag skip_bits(gb, 6); diff --git a/libavcodec/h264_sei.h b/libavcodec/h264_sei.h index f6ac6034da..c3a19dd831 100644 --- a/libavcodec/h264_sei.h +++ b/libavcodec/h264_sei.h @@ -108,6 +108,7 @@ typedef struct H264SEIFramePacking { int arrangement_type; int content_interpretation_type; int quincunx_subsampling; + int current_frame_is_frame0_flag; } H264SEIFramePacking; typedef struct H264SEIDisplayOrientation { diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c index 5dd01d836e..f5b78bfe29 100644 --- a/libavcodec/h264_slice.c +++ b/libavcodec/h264_slice.c @@ -1112,6 +1112,8 @@ static int h264_export_frame_props(H264Context *h) if (fp->content_interpretation_type == 2) stereo->flags = AV_STEREO3D_FLAG_INVERT; + if (fp->current_frame_is_frame0_flag) + stereo->flags |= AV_STEREO3D_FLAG_FRAME0; } if (h->sei.display_orientation.present && diff --git a/libavutil/stereo3d.h b/libavutil/stereo3d.h index 0fa9f63a2c..4c8ab5c40a 100644 --- a/libavutil/stereo3d.h +++ b/libavutil/stereo3d.h @@ -146,6 +146,10 @@ enum AVStereo3DType { * Inverted views, Right/Bottom represents the left view. */ #define AV_STEREO3D_FLAG_INVERT (1 << 0) +/** + * This frame is frame0 (left view), otherwise it's the right view. + */ +#define AV_STEREO3D_FLAG_FRAME0 (1 << 1) /** * Stereo 3D type: this structure describes how two videos are packed -- 2.12.1 _______________________________________________ libav-devel mailing list libav-devel@libav.org https://lists.libav.org/mailman/listinfo/libav-devel