avcodec/asvdec: Use rounded up dimenensions in input size check

[ffmpeg] / libavcodec / texturedsp.c

diff --git a/libavcodec/texturedsp.c b/libavcodec/texturedsp.c
index 6049c96791539109f37c4b40822f042a8358f4ca..90b1eb4f115d10b428103aee6318af6b22a1833a 100644 (file)
--- 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);
@@ -291,7 +291,7 @@ static inline void dxt5_block_internal(uint8_t *dst, ptrdiff_t stride,
                     }
                 }
             }
-            pixel = colors[code & 3] | (alpha << 24);
+            pixel = colors[code & 3] | ((unsigned)alpha << 24);
             code >>= 2;
             AV_WL32(dst + x * 4, pixel);
         }