Fixes: Timeout Fixes: 10709/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5630617975259136
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/utils.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/libavcodec/utils.c b/libavcodec/utils.c index d519b16092..5f8bec6df4 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -423,8 +423,13 @@ void ff_color_frame(AVFrame *frame, const int c[4]) int height = is_chroma ? AV_CEIL_RSHIFT(frame->height, desc->log2_chroma_h) : frame->height; for (y = 0; y < height; y++) { if (desc->comp[0].depth >= 9) { - for (x = 0; x<bytes; x++) - ((uint16_t*)dst)[x] = c[p]; + uint64_t v = c[p] * 0x0001000100010001ULL; + for (x = 0; x<2*bytes-15; x+=16) { + AV_WN64(dst+x , v); + AV_WN64(dst+x+8, v); + } + for (; x<bytes; x++) + ((uint16_t*)dst)[x] = v; }else memset(dst, c[p], bytes); dst += frame->linesize[p]; -- 2.20.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
