114     int x_shift;  in av_picture_crop()  local
121     x_shift = desc->log2_chroma_w;  in av_picture_crop()
126 … dst->data[1] = src->data[1] + ((top_band >> y_shift) * src->linesize[1]) + (left_band >> x_shift);  in av_picture_crop()
127 … dst->data[2] = src->data[2] + ((top_band >> y_shift) * src->linesize[2]) + (left_band >> x_shift);  in av_picture_crop()
129         if(top_band % (1<<y_shift) || left_band % (1<<x_shift))  in av_picture_crop()
147     int x_shift;  in av_picture_pad()  local
187         x_shift = i ? desc->log2_chroma_w : 0;  in av_picture_pad()
192                 dst->linesize[i] * (padtop >> y_shift) + (padleft >> x_shift));  in av_picture_pad()
197                 (dst->linesize[i] - (padright >> x_shift));  in av_picture_pad()
200                 memset(optr, color[i], (padleft + padright) >> x_shift);  in av_picture_pad()
208                     (padleft >> x_shift);  in av_picture_pad()
209             memcpy(optr, iptr, (width - padleft - padright) >> x_shift);  in av_picture_pad()
212                 (dst->linesize[i] - (padright >> x_shift));  in av_picture_pad()
215                 memset(optr, color[i], (padleft + padright) >> x_shift);  in av_picture_pad()
216                 memcpy(optr + ((padleft + padright) >> x_shift), iptr,  in av_picture_pad()
217                        (width - padleft - padright) >> x_shift);  in av_picture_pad()
225                 ((height - padbottom) >> y_shift) - (padright >> x_shift);  in av_picture_pad()
227                 (padbottom >> y_shift) + (padright >> x_shift));  in av_picture_pad()