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Git pushed a commit to branch master
in repository ffmpeg.

commit e2cfc80f32bfb1bf79e67cec74f7c4b57fabfcde
Author:     Romain Beauxis <[email protected]>
AuthorDate: Wed Apr 22 10:02:39 2026 -0500
Commit:     toots <[email protected]>
CommitDate: Sat May 30 17:37:28 2026 +0000

    avformat/matroska: add hvcE block addition mapping type
    
    Add MATROSKA_BLOCK_ADD_ID_TYPE_HVCE (0x68766345) for the Dolby Vision
    enhancement-layer HEVC configuration, alongside the existing dvcC/dvvC
    entries.
---
 libavformat/matroska.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/matroska.h b/libavformat/matroska.h
index 719f2ef796..c6986cfd1d 100644
--- a/libavformat/matroska.h
+++ b/libavformat/matroska.h
@@ -363,6 +363,7 @@ typedef enum {
   MATROSKA_BLOCK_ADD_ID_TYPE_ITU_T_T35              = 4,
   MATROSKA_BLOCK_ADD_ID_TYPE_DVCC                   = 0x64766343, // 
MKBETAG('d','v','c','C')
   MATROSKA_BLOCK_ADD_ID_TYPE_DVVC                   = 0x64767643, // 
MKBETAG('d','v','v','C')
+  MATROSKA_BLOCK_ADD_ID_TYPE_HVCE                   = 0x68766345, // 
MKBETAG('h','v','c','E')
 } MatroskaBlockAddIDType;
 
 #define MATROSKA_BLOCK_ADD_ID_OPAQUE 1
@@ -437,5 +438,6 @@ extern const char * const 
ff_matroska_video_stereo_mode[MATROSKA_VIDEO_STEREOMOD
 #define CODEC_PRIVATE_SIZE "webm_dash_manifest_codec_priv_size"
 
 #define DVCC_DVVC_BLOCK_TYPE_NAME "Dolby Vision configuration"
+#define HVCE_BLOCK_TYPE_NAME      "HEVC enhancement-layer configuration"
 
 #endif /* AVFORMAT_MATROSKA_H */

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