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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-04-21 22:19:31 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-04-24 01:29:17 +0200 |
| commit | d9706f79c17a33bf97e51a7d6ab211ce83a463ee (patch) | |
| tree | 3cece83c5cdfa3a07831fe0a76eba0a28c006371 /libavcodec | |
| parent | 8132d362facd6bde7dd158733bf2b4723295ec5b (diff) | |
| download | ffmpeg-d9706f79c17a33bf97e51a7d6ab211ce83a463ee.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>
Diffstat (limited to 'libavcodec')
| -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 dd4d7429f5..23e8d3dfa4 100644 --- a/libavcodec/ffv1enc.c +++ b/libavcodec/ffv1enc.c @@ -539,6 +539,10 @@ 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; |