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| author | Ronald S. Bultje <rsbultje@gmail.com> | 2015-09-11 13:59:17 -0400 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2015-09-12 07:01:48 -0400 |
| commit | a30a8beeb3dc44b666d0e1aefbd823752f321ac1 (patch) | |
| tree | c402d60fa7e2fec9cb60b725ce0b319c08907c1d /libavcodec/vp9.c | |
| parent | 2563a33856eb597c9d53b4c7cab07b6f18417740 (diff) | |
| download | ffmpeg-a30a8beeb3dc44b666d0e1aefbd823752f321ac1.tar.gz | |
vp9: Fix emu[] edge overflow conditions for >8bpp/non-420.
Diffstat (limited to 'libavcodec/vp9.c')
| -rw-r--r-- | libavcodec/vp9.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/vp9.c b/libavcodec/vp9.c index c605c08288..a357a5f559 100644 --- a/libavcodec/vp9.c +++ b/libavcodec/vp9.c @@ -3301,9 +3301,9 @@ static void decode_b(AVCodecContext *ctx, int row, int col, // emulated overhangs if the stride of the target buffer can't hold. This // makes it possible to support emu-edge and so on even if we have large block // overhangs - emu[0] = (col + w4) * 8 > f->linesize[0] || + emu[0] = (col + w4) * 8 * bytesperpixel > f->linesize[0] || (row + h4) > s->rows; - emu[1] = (col + w4) * 4 > f->linesize[1] || + emu[1] = ((col + w4) * 8 >> s->ss_h) * bytesperpixel > f->linesize[1] || (row + h4) > s->rows; if (emu[0]) { s->dst[0] = s->tmp_y; |