diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-01-14 21:33:53 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-01-14 21:59:12 +0100 |
| commit | eb7802afefb7af4da50bc56818cdab9da07de7d0 (patch) | |
| tree | 7640bd0e1cabe381f2e2313e10b33340ac01465c /libswscale/swscale_internal.h | |
| parent | b99f4987167946872bd7987164445b4d20f35c33 (diff) | |
| download | ffmpeg-streaming-eb7802afefb7af4da50bc56818cdab9da07de7d0.zip ffmpeg-streaming-eb7802afefb7af4da50bc56818cdab9da07de7d0.tar.gz | |
swscale/vscale: Check that 2 tap filters are bilinear before using bilinear code
Fixes: out of array reads
Fixes: 07e8b9c5d348ccdf7add0f37de20cf6c/asan_heap-oob_27e8df7_6849_e56653f768070ec8cb52f587048444c2.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libswscale/swscale_internal.h')
| -rw-r--r-- | libswscale/swscale_internal.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h index fa288bd..1e29ec3 100644 --- a/libswscale/swscale_internal.h +++ b/libswscale/swscale_internal.h @@ -398,6 +398,7 @@ typedef struct SwsContext { uint8_t *chrMmxextFilterCode; ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code for chroma planes. int canMMXEXTBeUsed; + int warned_unuseable_bilinear; int dstY; ///< Last destination vertical line output from last slice. int flags; ///< Flags passed by the user to select scaler algorithm, optimizations, subsampling, etc... |
