257   unsigned char *src_ptr1;  in yv12_extend_frame_top_c()  local
268   src_ptr1 = ybf->y_buffer - Border;  in yv12_extend_frame_top_c()
269   dest_ptr1 = src_ptr1 - (Border * plane_stride);  in yv12_extend_frame_top_c()
272     memcpy(dest_ptr1, src_ptr1, plane_stride);  in yv12_extend_frame_top_c()
281   src_ptr1 = ybf->u_buffer - Border;  in yv12_extend_frame_top_c()
282   dest_ptr1 = src_ptr1 - (Border * plane_stride);  in yv12_extend_frame_top_c()
285     memcpy(dest_ptr1, src_ptr1, plane_stride);  in yv12_extend_frame_top_c()
293   src_ptr1 = ybf->v_buffer - Border;  in yv12_extend_frame_top_c()
294   dest_ptr1 = src_ptr1 - (Border * plane_stride);  in yv12_extend_frame_top_c()
297     memcpy(dest_ptr1, src_ptr1, plane_stride);  in yv12_extend_frame_top_c()
304   unsigned char *src_ptr1, *src_ptr2;  in yv12_extend_frame_bottom_c()  local
318   src_ptr1 = ybf->y_buffer - Border;  in yv12_extend_frame_bottom_c()
319   src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;  in yv12_extend_frame_bottom_c()
334   src_ptr1 = ybf->u_buffer - Border;  in yv12_extend_frame_bottom_c()
335   src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;  in yv12_extend_frame_bottom_c()
347   src_ptr1 = ybf->v_buffer - Border;  in yv12_extend_frame_bottom_c()
348   src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;  in yv12_extend_frame_bottom_c()
362   unsigned char *src_ptr1, *src_ptr2;  in yv12_extend_frame_left_right_c()  local
379   src_ptr1 = y_src;  in yv12_extend_frame_left_right_c()
380   src_ptr2 = src_ptr1 + plane_width - 1;  in yv12_extend_frame_left_right_c()
381   dest_ptr1 = src_ptr1 - Border;  in yv12_extend_frame_left_right_c()
385     memset(dest_ptr1, src_ptr1[0], Border);  in yv12_extend_frame_left_right_c()
387     src_ptr1 += plane_stride;  in yv12_extend_frame_left_right_c()
402   src_ptr1 = u_src;  in yv12_extend_frame_left_right_c()
403   src_ptr2 = src_ptr1 + plane_width - 1;  in yv12_extend_frame_left_right_c()
404   dest_ptr1 = src_ptr1 - Border;  in yv12_extend_frame_left_right_c()
408     memset(dest_ptr1, src_ptr1[0], Border);  in yv12_extend_frame_left_right_c()
410     src_ptr1 += plane_stride;  in yv12_extend_frame_left_right_c()
421   src_ptr1 = v_src;  in yv12_extend_frame_left_right_c()
422   src_ptr2 = src_ptr1 + plane_width - 1;  in yv12_extend_frame_left_right_c()
423   dest_ptr1 = src_ptr1 - Border;  in yv12_extend_frame_left_right_c()
427     memset(dest_ptr1, src_ptr1[0], Border);  in yv12_extend_frame_left_right_c()
429     src_ptr1 += plane_stride;  in yv12_extend_frame_left_right_c()