return 0;
}
-static inline void comp(unsigned char *dst, int dst_stride,
- unsigned char *src, int src_stride, int add)
+static inline void comp(unsigned char *dst, ptrdiff_t dst_stride,
+ unsigned char *src, ptrdiff_t src_stride, int add)
{
int j, i;
for (j=0; j<8; j++)