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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-04-21 22:19:31 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-08 19:45:46 +0200 |
| commit | 1e4bd765ac808106d5892c0ccb41fbb071f68efe (patch) | |
| tree | 56d9095dc4d13c39d45b269115048ac2d946f1fa | |
| parent | fbb65e77b6ee607747d0d8edaf692480b841b4b1 (diff) | |
| download | ffmpeg-1e4bd765ac808106d5892c0ccb41fbb071f68efe.tar.gz | |
avcodec/ffv1enc: Check that the crc + version combination is supported
The crc flag is only stored since version 3 thus before this crcs do not
work. We increase the version as needed same as we do with pix_fmts
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d9706f79c17a33bf97e51a7d6ab211ce83a463ee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/ffv1enc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/ffv1enc.c b/libavcodec/ffv1enc.c index 158cbab995..857a5973be 100644 --- a/libavcodec/ffv1enc.c +++ b/libavcodec/ffv1enc.c @@ -546,6 +546,10 @@ static av_cold int encode_init(AVCodecContext *avctx) s->ec = (s->version >= 3); } + // CRC requires version 3+ + if (s->ec) + s->version = FFMAX(s->version, 3); + if ((s->version == 2 || s->version>3) && avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { av_log(avctx, AV_LOG_ERROR, "Version 2 needed for requested features but version 2 is experimental and not enabled\n"); return AVERROR_INVALIDDATA; |