190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber/* 2f71323e297a928af368937089d3ed71239786f86Andreas Huber * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 4f71323e297a928af368937089d3ed71239786f86Andreas Huber * Use of this source code is governed by a BSD-style license 5f71323e297a928af368937089d3ed71239786f86Andreas Huber * that can be found in the LICENSE file in the root of the source 6f71323e297a928af368937089d3ed71239786f86Andreas Huber * tree. An additional intellectual property rights grant can be found 7f71323e297a928af368937089d3ed71239786f86Andreas Huber * in the file PATENTS. All contributing project authors may 8f71323e297a928af368937089d3ed71239786f86Andreas Huber * be found in the AUTHORS file in the root of the source tree. 990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber */ 1090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 1190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 1290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber/**************************************************************************** 1390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 1490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * Module Title : yv12extend.c 1590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 1690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * Description : 1790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 1890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber ***************************************************************************/ 1990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 2090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber/**************************************************************************** 2190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber* Header Files 2290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber****************************************************************************/ 2390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber//#include <stdlib.h> 2490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber#include "vpx_scale/yv12config.h" 2590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber#include "vpx_mem/vpx_mem.h" 2690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 2790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber/**************************************************************************** 2890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber* Exports 2990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber****************************************************************************/ 3090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 3190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber/**************************************************************************** 3290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 3390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber ****************************************************************************/ 3490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Hubervoid 3590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Hubervp8_yv12_extend_frame_borders(YV12_BUFFER_CONFIG *ybf) 3690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber{ 3790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber int i; 3890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber char *src_ptr1, *src_ptr2; 3990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber char *dest_ptr1, *dest_ptr2; 4090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 4190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber unsigned int Border; 4290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber int plane_stride; 4390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber int plane_height; 4490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber int plane_width; 4590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 4690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /***********/ 4790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /* Y Plane */ 4890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /***********/ 4990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber Border = ybf->border; 5090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber plane_stride = ybf->y_stride; 5190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber plane_height = ybf->y_height; 5290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber plane_width = ybf->y_width; 5390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 5490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber // copy the left and right most columns out 5590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 = ybf->y_buffer; 5690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 = src_ptr1 + plane_width - 1; 5790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 = src_ptr1 - Border; 5890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 = src_ptr2 + 1; 5990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 6090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < plane_height; i++) 6190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 6290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memset(dest_ptr1, src_ptr1[0], Border); 6390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memset(dest_ptr2, src_ptr2[0], Border); 6490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 += plane_stride; 6590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 += plane_stride; 6690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 += plane_stride; 6790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 += plane_stride; 6890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 6990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 7090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber // Now copy the top and bottom source lines into each line of the respective borders 7190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 = ybf->y_buffer - Border; 7290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride; 7390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 = src_ptr1 - (Border * plane_stride); 7490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 = src_ptr2 + plane_stride; 7590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 7690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < (int)Border; i++) 7790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 7890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memcpy(dest_ptr1, src_ptr1, plane_stride); 7990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memcpy(dest_ptr2, src_ptr2, plane_stride); 8090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 += plane_stride; 8190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 += plane_stride; 8290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 8390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 8490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber plane_stride /= 2; 8590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber plane_height /= 2; 8690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber plane_width /= 2; 8790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber Border /= 2; 8890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 8990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /***********/ 9090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /* U Plane */ 9190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /***********/ 9290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 9390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber // copy the left and right most columns out 9490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 = ybf->u_buffer; 9590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 = src_ptr1 + plane_width - 1; 9690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 = src_ptr1 - Border; 9790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 = src_ptr2 + 1; 9890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 9990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < plane_height; i++) 10090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 10190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memset(dest_ptr1, src_ptr1[0], Border); 10290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memset(dest_ptr2, src_ptr2[0], Border); 10390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 += plane_stride; 10490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 += plane_stride; 10590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 += plane_stride; 10690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 += plane_stride; 10790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 10890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 10990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber // Now copy the top and bottom source lines into each line of the respective borders 11090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 = ybf->u_buffer - Border; 11190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride; 11290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 = src_ptr1 - (Border * plane_stride); 11390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 = src_ptr2 + plane_stride; 11490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 11590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < (int)(Border); i++) 11690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 11790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memcpy(dest_ptr1, src_ptr1, plane_stride); 11890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memcpy(dest_ptr2, src_ptr2, plane_stride); 11990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 += plane_stride; 12090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 += plane_stride; 12190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 12290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 12390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /***********/ 12490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /* V Plane */ 12590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber /***********/ 12690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 12790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber // copy the left and right most columns out 12890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 = ybf->v_buffer; 12990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 = src_ptr1 + plane_width - 1; 13090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 = src_ptr1 - Border; 13190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 = src_ptr2 + 1; 13290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 13390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < plane_height; i++) 13490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 13590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memset(dest_ptr1, src_ptr1[0], Border); 13690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memset(dest_ptr2, src_ptr2[0], Border); 13790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 += plane_stride; 13890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 += plane_stride; 13990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 += plane_stride; 14090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 += plane_stride; 14190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 14290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 14390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber // Now copy the top and bottom source lines into each line of the respective borders 14490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr1 = ybf->v_buffer - Border; 14590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride; 14690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 = src_ptr1 - (Border * plane_stride); 14790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 = src_ptr2 + plane_stride; 14890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 14990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < (int)(Border); i++) 15090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 15190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memcpy(dest_ptr1, src_ptr1, plane_stride); 15290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber memcpy(dest_ptr2, src_ptr2, plane_stride); 15390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr1 += plane_stride; 15490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest_ptr2 += plane_stride; 15590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 15690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber} 15790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber/**************************************************************************** 15890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 15990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * ROUTINE : vp8_yv12_copy_frame 16090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 16190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * INPUTS : 16290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 16390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * OUTPUTS : None. 16490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 16590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * RETURNS : void 16690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 16790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * FUNCTION : Copies the source image into the destination image and 16890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * updates the destination's UMV borders. 16990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 17090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * SPECIAL NOTES : The frames are assumed to be identical in size. 17190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 17290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber ****************************************************************************/ 17390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Hubervoid 17490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Hubervp8_yv12_copy_frame(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc) 17590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber{ 17690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber int row; 17790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber int i; 17890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber unsigned int *source; 17990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber _Uncached unsigned int *dest; 18090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber int height; 18190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber int width; 18290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 18390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber height = src_ybc->y_height + (src_ybc->border * 2); 18490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber width = src_ybc->y_width + (src_ybc->border * 2); 18590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber width /= 4; 18690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber source = (unsigned int *)(src_ybc->y_buffer - (src_ybc->border * src_ybc->y_stride) - src_ybc->border); 18790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest = (_Uncached unsigned int *)(dst_ybc->y_buffer - (dst_ybc->border * dst_ybc->y_stride) - dst_ybc->border); 18890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 18990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (row = 0; row < height; row++) 19090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 19190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < width; i++) 19290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 19390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest[i] = source[i]; 19490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 19590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 19690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber source += width; 19790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest += width; 19890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 19990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 20090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber height = src_ybc->uv_height + (src_ybc->border); 20190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber width = src_ybc->uv_width + (src_ybc->border); 20290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber width /= 4; 20390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 20490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber source = (unsigned int *)(src_ybc->u_buffer - (src_ybc->border / 2 * src_ybc->uv_stride) - src_ybc->border / 2); 20590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest = (_Uncached unsigned int *)(dst_ybc->u_buffer - (dst_ybc->border / 2 * dst_ybc->uv_stride) - dst_ybc->border / 2); 20690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 20790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (row = 0; row < height; row++) 20890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 20990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < width; i++) 21090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 21190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest[i] = source[i]; 21290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 21390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 21490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber source += width; 21590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest += width; 21690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 21790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 21890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber source = (unsigned int *)(src_ybc->v_buffer - (src_ybc->border / 2 * src_ybc->uv_stride) - src_ybc->border / 2); 21990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest = (_Uncached unsigned int *)(dst_ybc->v_buffer - (dst_ybc->border / 2 * dst_ybc->uv_stride) - dst_ybc->border / 2); 22090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 22190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (row = 0; row < height; row++) 22290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 22390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber for (i = 0; i < width; i++) 22490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber { 22590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest[i] = source[i]; 22690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 22790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 22890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber source += width; 22990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber dest += width; 23090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber } 23190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 23290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber} 233