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| author | Jan Ekström <jeebjp@gmail.com> | 2018-12-03 03:15:29 +0200 |
|---|---|---|
| committer | Jan Ekström <jeebjp@gmail.com> | 2018-12-17 23:25:43 +0200 |
| commit | a1f0dd24f62532ff82ac87fbcb01244e6cdfa424 (patch) | |
| tree | e016732dbc305a9c5685915e9dc72b1c702b5117 | |
| parent | 6ebe88f3a4c427511eba7495896f4a57a2b4b529 (diff) | |
| download | ffmpeg-a1f0dd24f62532ff82ac87fbcb01244e6cdfa424.tar.gz | |
lavf/mov: document the dvh1 codec switch based on hvcC availability
| -rw-r--r-- | libavformat/mov.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index 6f92742e23..fb95fd2fef 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -1907,6 +1907,11 @@ static int mov_read_glbl(MOVContext *c, AVIOContext *pb, MOVAtom atom) if (ret < 0) return ret; if (atom.type == MKTAG('h','v','c','C') && st->codecpar->codec_tag == MKTAG('d','v','h','1')) + /* HEVC-based Dolby Vision derived from hvc1. + Happens to match with an identifier + previously utilized for DV. Thus, if we have + the hvcC extradata box available as specified, + set codec to HEVC */ st->codecpar->codec_id = AV_CODEC_ID_HEVC; return 0; |