X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fvp3dsp.c;h=4b6c838b7092d056c6b36c5eeab3a584a4ba9013;hb=dc47bf3872fde18f6aea33f015a95b70e24dff19;hp=814c78e34a7c34efb44fe3d3f9d03af1a83a439b;hpb=2818aaaba09da380639a1ed51e4f3ece8cb3b2ec;p=ffmpeg

diff --git a/libavcodec/vp3dsp.c b/libavcodec/vp3dsp.c
index 814c78e34a7..4b6c838b709 100644
--- a/libavcodec/vp3dsp.c
+++ b/libavcodec/vp3dsp.c
@@ -41,7 +41,7 @@
 #define xC6S2 25080
 #define xC7S1 12785
 
-#define M(a, b) (((a) * (b)) >> 16)
+#define M(a, b) ((int)((SUINT)(a) * (b)) >> 16)
 
 static av_always_inline void idct(uint8_t *dst, int stride,
                                   int16_t *input, int type)