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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-07-02 19:57:08 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-01-06 11:30:42 +0100 |
| commit | 5c2cbf36ddcaf09a6b0e1a73950f0a6905837bba (patch) | |
| tree | eb19305f3ac011d666c4b19bea00f979113d30a1 | |
| parent | 24ed399e57bb0f65bff482eec4336938846652e4 (diff) | |
| download | ffmpeg-5c2cbf36ddcaf09a6b0e1a73950f0a6905837bba.tar.gz | |
avcodec/ivi: Ask for samples with odd tiles
Fixes: Assertion failure
Fixes: 15422/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INDEO5_fuzzer-5676625481433088
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a7e02cf3ad6f6eaae07fa68ecb93014e1dfd224e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/ivi.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/ivi.c b/libavcodec/ivi.c index 19a3798718..17ed53caac 100644 --- a/libavcodec/ivi.c +++ b/libavcodec/ivi.c @@ -429,6 +429,10 @@ av_cold int ff_ivi_init_tiles(IVIPlaneDesc *planes, t_height = !p ? tile_height : (tile_height + 3) >> 2; if (!p && planes[0].num_bands == 4) { + if (t_width % 2 || t_height % 2) { + avpriv_request_sample(NULL, "Odd tiles"); + return AVERROR_PATCHWELCOME; + } t_width >>= 1; t_height >>= 1; } |