void ff_put_rv40_chroma_mc8_mmx (uint8_t *dst, uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc8_mmxext(uint8_t *dst, uint8_t *src,
void ff_put_rv40_chroma_mc8_mmx (uint8_t *dst, uint8_t *src,
ptrdiff_t stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc8_mmxext(uint8_t *dst, uint8_t *src,