Fixes: Timeout
Fixes: 9795/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XBIN_fuzzer-5768631928487936

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: Michael Niedermayer <michael@niedermayer.cc>

Fixes: Timeout (with the previous commits to gdv.c)
Fixes: 9422/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_GDV_fuzzer-5143490001371136

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: Michael Niedermayer <michael@niedermayer.cc>

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Simplifies code
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

This also replaces some loops by memcpy()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Divisions tend to be slower than shifts unless the compiler optimizes them out.
And some of these are in inner loops.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Can adjust colour and timing information.

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

Use the new ff_webm_codec_tags[] array for this purpose.
Signed-off-by: James Almer <jamrial@gmail.com>

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

They are listed in riff.c already.
Signed-off-by: James Almer <jamrial@gmail.com>

Because it will be used by avformat/segment.c or other module which
need to automatically create sub-directories operation.
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>

Fixes CID #1439657.

Fixes CID #1439661.

Fixes CIDs #1439659 and #1439660.

Fixes CID #1439664.

Fixes CID #1439656.

The value in AVCodecParameters->codec_tag may not be correct for IVF,
as it's the case when remuxing AV1 streams from mp4, so ignore it and
write the correct value based on codec ID instead.
Reviewed-by: Jan Ekström <jeebjp@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>

fix ticket: 7455
Reviewed-by: Pedro Arthur <bygrandao@gmail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>

Fixes: Timeout
Fixes: 10053/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PROSUMER_fuzzer-5636993883570176

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegReviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

It seems what this function does is a vertical prediction filter, thus
the new name should improve understanding.

rename the related table_b too
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Simplifies code and reduces needed memory
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>