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authorMichael Niedermayer <michaelni@gmx.at>2015-02-17 18:57:26 +0100
committerMichael Niedermayer <michaelni@gmx.at>2015-02-17 19:13:26 +0100
commit03dab49a1267630375c4fc15dec1136814b1f117 (patch)
tree2b8ee0922540564cae4ec23c4a91eb03e540c5a0 /libavcodec
parenta00bab347518d4824d51ec7078f1d84ca097c53b (diff)
downloadffmpeg-03dab49a1267630375c4fc15dec1136814b1f117.tar.gz
avcodec/vp56: Add () to protect TRANSPOSE()s arguments
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/vp56.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/vp56.c b/libavcodec/vp56.c
index 8571cf3785..631924828d 100644
--- a/libavcodec/vp56.c
+++ b/libavcodec/vp56.c
@@ -701,7 +701,7 @@ av_cold int ff_vp56_init_context(AVCodecContext *avctx, VP56Context *s,
ff_vp3dsp_init(&s->vp3dsp, avctx->flags);
ff_vp56dsp_init(&s->vp56dsp, avctx->codec->id);
for (i = 0; i < 64; i++) {
-#define TRANSPOSE(x) (x >> 3) | ((x & 7) << 3)
+#define TRANSPOSE(x) (((x) >> 3) | (((x) & 7) << 3))
s->idct_scantable[i] = TRANSPOSE(ff_zigzag_direct[i]);
#undef TRANSPOSE
}