static av_always_inline int cmp_inline(MpegEncContext *s, const int x, const int y, const int subx, const int suby, const int size, const int h, int ref_index, int src_index, me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, int qpel, int chroma){ MotionEstContext * const c= &s->me; const int stride= c->stride; const int uvstride= c->uvstride; const int dxy= subx + (suby<<(1+qpel)); //FIXME log2_subpel? const int hx= subx + (x<<(1+qpel)); const int hy= suby + (y<<(1+qpel)); uint8_t * const * const ref= c->ref[ref_index]; uint8_t * const * const src= c->src[src_index]; int d; //FIXME check chroma 4mv, (no crashes ...) int uvdxy; /* no, it might not be used uninitialized */ if(dxy){ if(qpel){ c->qpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride); //FIXME prototype (add h) if(chroma){ int cx= hx/2; int cy= hy/2; cx= (cx>>1)|(cx&1); cy= (cy>>1)|(cy&1); uvdxy= (cx&1) + 2*(cy&1); //FIXME x/y wrong, but mpeg4 qpel is sick anyway, we should drop as much of it as possible in favor for h264 } }else{ c->hpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride, h); if(chroma) uvdxy= dxy | (x&1) | (2*(y&1)); } d = cmp_func(s, c->temp, src[0], stride, h); }else{ d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h); if(chroma) uvdxy= (x&1) + 2*(y&1); } if(chroma){ uint8_t * const uvtemp= c->temp + 16*stride; c->hpel_put[size+1][uvdxy](uvtemp , ref[1] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1); c->hpel_put[size+1][uvdxy](uvtemp+8, ref[2] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1); d += chroma_cmp_func(s, uvtemp , src[1], uvstride, h>>1); d += chroma_cmp_func(s, uvtemp+8, src[2], uvstride, h>>1); } return d; }