ff_vp6_filter_diag4_c 4610 libavcodec/dsputil.c         c->vp6_filter_diag4= ff_vp6_filter_diag4_c;
ff_vp6_filter_diag4_c   98 libavcodec/dsputil.h void ff_vp6_filter_diag4_c(uint8_t *dst, uint8_t *src, int stride,