ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Fri May 12 13:15:33 2017 +0200| [f225003d17364cd38fd28f268ae2b29abd8e5024] | committer: Michael Niedermayer
avcodec/texturedsp: Fix runtime error: left shift of 255 by 24 places cannot be represented in type 'int' Fixes: 1505/clusterfuzz-testcase-minimized-4561688818876416 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f225003d17364cd38fd28f268ae2b29abd8e5024 --- libavcodec/texturedsp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/texturedsp.c b/libavcodec/texturedsp.c index 49e97c91ae..90b1eb4f11 100644 --- a/libavcodec/texturedsp.c +++ b/libavcodec/texturedsp.c @@ -158,7 +158,7 @@ static inline void dxt3_block_internal(uint8_t *dst, ptrdiff_t stride, for (x = 0; x < 4; x++) { uint8_t alpha = alpha_values[x]; - uint32_t pixel = colors[code & 3] | (alpha << 24); + uint32_t pixel = colors[code & 3] | ((unsigned)alpha << 24); code >>= 2; AV_WL32(dst + x * 4, pixel); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
