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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-11-02 20:00:38 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2023-04-07 23:40:36 +0200 |
| commit | a73cd6aebf4684bc39ff8441def471537259dbd5 (patch) | |
| tree | 303fb4f0fd3c9fe18b8edce94c254178760fb758 /doc/examples/transcoding.c | |
| parent | 2177cc8eb80882db2bc5d785cf43f0fa0dc9ba9f (diff) | |
| download | ffmpeg-a73cd6aebf4684bc39ff8441def471537259dbd5.tar.gz | |
swscale/output: Bias 16bps output calculations to improve non overflowing range
Fixes: integer overflow
Fixes: ./ffmpeg -f rawvideo -video_size 66x64 -pixel_format yuva420p10le -i ~/videos/overflow_input_w66h64.yuva420p10le -filter_complex "scale=flags=bicubic+full_chroma_int+full_chroma_inp+bitexact+accurate_rnd:in_color_matrix=bt2020:out_color_matrix=bt2020:in_range=full:out_range=full,format=rgba64[out]" -pixel_format rgba64 -map '[out]' -y overflow_w66h64.png
Found-by: Drew Dunne <asdunne@google.com>
Tested-by: Drew Dunne <asdunne@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0f0afc7fb5d30c40108d81b320823d8f5c9fbedc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'doc/examples/transcoding.c')
0 files changed, 0 insertions, 0 deletions