ffmpeg | branch: master | James Almer <jamr...@gmail.com> | Wed Jun 19 15:19:49 
2024 -0300| [8a85d3fd39a0ab12c92c130c6e1764336854632f] | committer: James Almer

avformat/matroskadec: don't use sizeof(AVMasteringDisplayMetadata)

It's not part of the libavutil ABI.

Signed-off-by: James Almer <jamr...@gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8a85d3fd39a0ab12c92c130c6e1764336854632f
---

 libavformat/matroskadec.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index 328109b354..6bc5fa621e 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -2324,15 +2324,15 @@ static int mkv_parse_video_color(AVStream *st, const 
MatroskaTrack *track) {
     }
 
     if (has_mastering_primaries || has_mastering_luminance) {
-        AVMasteringDisplayMetadata *metadata;
-        AVPacketSideData *sd = 
av_packet_side_data_new(&st->codecpar->coded_side_data,
-                                                       
&st->codecpar->nb_coded_side_data,
-                                                       
AV_PKT_DATA_MASTERING_DISPLAY_METADATA,
-                                                       
sizeof(AVMasteringDisplayMetadata), 0);
-        if (!sd)
+        size_t size = 0;
+        AVMasteringDisplayMetadata *metadata = 
av_mastering_display_metadata_alloc_size(&size);
+        if (!metadata)
+            return AVERROR(ENOMEM);
+        if (!av_packet_side_data_add(&st->codecpar->coded_side_data, 
&st->codecpar->nb_coded_side_data,
+                                     AV_PKT_DATA_MASTERING_DISPLAY_METADATA, 
metadata, size, 0)) {
+            av_freep(&metadata);
             return AVERROR(ENOMEM);
-        metadata = (AVMasteringDisplayMetadata*)sd->data;
-        memset(metadata, 0, sizeof(AVMasteringDisplayMetadata));
+        }
         if (has_mastering_primaries) {
             metadata->display_primaries[0][0] = av_d2q(mastering_meta->r_x, 
INT_MAX);
             metadata->display_primaries[0][1] = av_d2q(mastering_meta->r_y, 
INT_MAX);

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