447 строки
12 KiB
C
447 строки
12 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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/****************************************************************************
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*
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* Module Title : yv12extend.c
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*
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* Description :
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*
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***************************************************************************/
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/****************************************************************************
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* Header Files
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****************************************************************************/
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//#include <stdlib.h>
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#include "csl_dat.h"
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#include "vpx_scale/yv12config.h"
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#include "vpx_mem/vpx_mem.h"
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/****************************************************************************
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* Exports
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****************************************************************************/
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#define UINT8 unsigned char
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#define UINT32 unsigned int
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static inline
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void copy_yleft_right_border(
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UINT8 *restrict src_ptr1,
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UINT8 *restrict src_ptr2,
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UINT8 *restrict dest_ptr1,
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UINT8 *restrict dest_ptr2,
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UINT32 plane_height,
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UINT32 plane_stride
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)
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{
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UINT32 left, right, left2, left4, right2, right4;
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double dl, dr;
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int i;
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#pragma MUST_ITERATE(16,16,16)
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for (i = 0; i < plane_height; i++)
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{
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left = src_ptr1[0];
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right = src_ptr2[0];
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left2 = _pack2(left, left);
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left4 = _packl4(left2, left2);
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right2 = _pack2(right, right);
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right4 = _packl4(right2, right2);
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dl = _itod(left4, left4);
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dr = _itod(right4, right4);
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_amemd8(&dest_ptr1[ 0]) = dl;
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_amemd8(&dest_ptr2[ 0]) = dr;
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_amemd8(&dest_ptr1[ 8]) = dl;
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_amemd8(&dest_ptr2[ 8]) = dr;
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_amemd8(&dest_ptr1[16]) = dl;
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_amemd8(&dest_ptr2[16]) = dr;
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_amemd8(&dest_ptr1[24]) = dl;
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_amemd8(&dest_ptr2[24]) = dr;
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_amemd8(&dest_ptr1[32]) = dl;
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_amemd8(&dest_ptr2[32]) = dr;
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_amemd8(&dest_ptr1[40]) = dl;
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_amemd8(&dest_ptr2[40]) = dr;
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src_ptr1 += plane_stride;
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src_ptr2 += plane_stride;
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dest_ptr1 += plane_stride;
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dest_ptr2 += plane_stride;
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}
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}
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/****************************************************************************
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*
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*
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****************************************************************************/
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static
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void copy_uvleft_right_border(
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UINT8 *restrict src_ptr1,
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UINT8 *restrict src_ptr2,
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UINT8 *restrict dest_ptr1,
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UINT8 *restrict dest_ptr2,
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UINT32 plane_height,
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UINT32 plane_stride
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)
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{
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UINT32 left, right, left2, left4, right2, right4;
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double dl, dr;
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int i;
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#pragma MUST_ITERATE(8,8 ,8)
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for (i = 0; i < plane_height; i++)
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{
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left = src_ptr1[0];
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right = src_ptr2[0];
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left2 = _pack2(left, left);
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left4 = _packl4(left2, left2);
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right2 = _pack2(right, right);
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right4 = _packl4(right2, right2);
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dl = _itod(left4, left4);
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dr = _itod(right4, right4);
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_amemd8(&dest_ptr1[ 0]) = dl;
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_amemd8(&dest_ptr2[ 0]) = dr;
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_amemd8(&dest_ptr1[ 8]) = dl;
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_amemd8(&dest_ptr2[ 8]) = dr;
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_amemd8(&dest_ptr1[16]) = dl;
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_amemd8(&dest_ptr2[16]) = dr;
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src_ptr1 += plane_stride;
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src_ptr2 += plane_stride;
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dest_ptr1 += plane_stride;
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dest_ptr2 += plane_stride;
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}
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}
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/****************************************************************************
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*
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****************************************************************************/
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void
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vp8_yv12_extend_frame_borders(YV12_BUFFER_CONFIG *ybf)
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{
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int i;
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unsigned char *src_ptr1, *src_ptr2;
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unsigned char *dest_ptr1, *dest_ptr2;
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unsigned int Border;
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int plane_stride;
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int plane_height;
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int plane_width;
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/***********/
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/* Y Plane */
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/***********/
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Border = ybf->border;
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plane_stride = ybf->y_stride;
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plane_height = ybf->y_height;
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plane_width = ybf->y_width;
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#if 1
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// copy the left and right most columns out
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src_ptr1 = ybf->y_buffer;
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src_ptr2 = src_ptr1 + plane_width - 1;
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dest_ptr1 = src_ptr1 - Border;
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dest_ptr2 = src_ptr2 + 1;
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copy_yleft_right_border(src_ptr1, src_ptr2, dest_ptr1, dest_ptr2, plane_height, plane_stride);
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#endif
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// Now copy the top and bottom source lines into each line of the respective borders
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src_ptr1 = ybf->y_buffer - Border;
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src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
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dest_ptr1 = src_ptr1 - (Border * plane_stride);
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dest_ptr2 = src_ptr2 + plane_stride;
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for (i = 0; i < (int)Border; i++)
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{
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vpx_memcpy(dest_ptr1, src_ptr1, plane_stride);
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vpx_memcpy(dest_ptr2, src_ptr2, plane_stride);
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dest_ptr1 += plane_stride;
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dest_ptr2 += plane_stride;
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}
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plane_stride /= 2;
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plane_height /= 2;
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plane_width /= 2;
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Border /= 2;
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/***********/
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/* U Plane */
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/***********/
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#if 1
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// copy the left and right most columns out
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src_ptr1 = ybf->u_buffer;
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src_ptr2 = src_ptr1 + plane_width - 1;
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dest_ptr1 = src_ptr1 - Border;
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dest_ptr2 = src_ptr2 + 1;
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copy_uvleft_right_border(src_ptr1, src_ptr2, dest_ptr1, dest_ptr2, plane_height, plane_stride);
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#endif
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// Now copy the top and bottom source lines into each line of the respective borders
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src_ptr1 = ybf->u_buffer - Border;
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src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
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dest_ptr1 = src_ptr1 - (Border * plane_stride);
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dest_ptr2 = src_ptr2 + plane_stride;
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for (i = 0; i < (int)(Border); i++)
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{
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vpx_memcpy(dest_ptr1, src_ptr1, plane_stride);
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vpx_memcpy(dest_ptr2, src_ptr2, plane_stride);
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dest_ptr1 += plane_stride;
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dest_ptr2 += plane_stride;
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}
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/***********/
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/* V Plane */
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/***********/
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#if 1
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// copy the left and right most columns out
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src_ptr1 = ybf->v_buffer;
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src_ptr2 = src_ptr1 + plane_width - 1;
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dest_ptr1 = src_ptr1 - Border;
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dest_ptr2 = src_ptr2 + 1;
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copy_uvleft_right_border(src_ptr1, src_ptr2, dest_ptr1, dest_ptr2, plane_height, plane_stride);
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#endif
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// Now copy the top and bottom source lines into each line of the respective borders
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src_ptr1 = ybf->v_buffer - Border;
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src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
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dest_ptr1 = src_ptr1 - (Border * plane_stride);
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dest_ptr2 = src_ptr2 + plane_stride;
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for (i = 0; i < (int)(Border); i++)
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{
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vpx_memcpy(dest_ptr1, src_ptr1, plane_stride);
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vpx_memcpy(dest_ptr2, src_ptr2, plane_stride);
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dest_ptr1 += plane_stride;
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dest_ptr2 += plane_stride;
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}
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}
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/****************************************************************************
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*
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****************************************************************************/
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void
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vpxyv12_extend_frame_tbborders(YV12_BUFFER_CONFIG *ybf)
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{
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int i;
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unsigned char *src_ptr1, *src_ptr2;
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unsigned char *dest_ptr1, *dest_ptr2;
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int tid1, tid2;
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unsigned int Border;
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int plane_stride;
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int plane_height;
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int plane_width;
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/***********/
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/* Y Plane */
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/***********/
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Border = ybf->border;
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plane_stride = ybf->y_stride;
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plane_height = ybf->y_height;
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plane_width = ybf->y_width;
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// Now copy the top and bottom source lines into each line of the respective borders
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src_ptr1 = ybf->y_buffer - Border;
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src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
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dest_ptr1 = src_ptr1 - (Border * plane_stride);
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dest_ptr2 = src_ptr2 + plane_stride;
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for (i = 0; i < (int)Border; i++)
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{
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dat_copy(src_ptr1, dest_ptr1, plane_stride);
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dat_copy(src_ptr2, dest_ptr2, plane_stride);
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dest_ptr1 += plane_stride;
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dest_ptr2 += plane_stride;
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}
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plane_stride /= 2;
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plane_height /= 2;
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plane_width /= 2;
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Border /= 2;
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/***********/
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/* U Plane */
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/***********/
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// Now copy the top and bottom source lines into each line of the respective borders
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src_ptr1 = ybf->u_buffer - Border;
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src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
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dest_ptr1 = src_ptr1 - (Border * plane_stride);
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dest_ptr2 = src_ptr2 + plane_stride;
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for (i = 0; i < (int)(Border); i++)
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{
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dat_copy(src_ptr1, dest_ptr1, plane_stride);
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dat_copy(src_ptr2, dest_ptr2, plane_stride);
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dest_ptr1 += plane_stride;
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dest_ptr2 += plane_stride;
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}
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/***********/
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/* V Plane */
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/***********/
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// Now copy the top and bottom source lines into each line of the respective borders
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src_ptr1 = ybf->v_buffer - Border;
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src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
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dest_ptr1 = src_ptr1 - (Border * plane_stride);
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dest_ptr2 = src_ptr2 + plane_stride;
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for (i = 0; i < (int)(Border); i++)
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{
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tid1 = dat_copy(src_ptr1, dest_ptr1, plane_stride);
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tid2 = dat_copy(src_ptr2, dest_ptr2, plane_stride);
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dest_ptr1 += plane_stride;
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dest_ptr2 += plane_stride;
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}
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dat_wait(tid1);
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dat_wait(tid2);
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}
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/****************************************************************************
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*
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* ROUTINE : vp8_yv12_copy_frame
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*
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* INPUTS :
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*
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* OUTPUTS : None.
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*
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* RETURNS : void
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*
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* FUNCTION : Copies the source image into the destination image and
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* updates the destination's UMV borders. Because the
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* borders have been update prior to this so the whole frame
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* is copied, borders and all. This is also to circumvent
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* using copy_left_right Border functions when copying data
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* between L2 and main memory. When that occurs a cache
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* clean needs to be done, which would require invalidating
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* an entire frame.
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*
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* SPECIAL NOTES : The frames are assumed to be identical in size.
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*
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****************************************************************************/
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void
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vpxyv12_copy_frame_dma(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc)
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{
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int yheight, uv_height;
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int ystride, uv_stride;
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int border;
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int yoffset, uvoffset;
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border = src_ybc->border;
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yheight = src_ybc->y_height;
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uv_height = src_ybc->uv_height;
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ystride = src_ybc->y_stride;
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uv_stride = src_ybc->uv_stride;
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yoffset = border * (ystride + 1);
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uvoffset = border / 2 * (uv_stride + 1);
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dat_copy2d(DAT_2D2D,
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src_ybc->y_buffer - yoffset,
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dst_ybc->y_buffer - yoffset,
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ystride,
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yheight + 2 * border,
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ystride);
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dat_copy2d(DAT_2D2D,
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src_ybc->u_buffer - uvoffset,
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dst_ybc->u_buffer - uvoffset,
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uv_stride,
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uv_height + border,
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uv_stride);
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dat_copy2d(DAT_2D2D,
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src_ybc->v_buffer - uvoffset,
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dst_ybc->v_buffer - uvoffset,
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uv_stride,
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uv_height + border,
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uv_stride);
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}
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/****************************************************************************
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*
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* ROUTINE : vp8_yv12_copy_frame
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*
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* INPUTS :
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*
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* OUTPUTS : None.
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*
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* RETURNS : void
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*
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* FUNCTION : Copies the source image into the destination image and
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* updates the destination's UMV borders.
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*
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* SPECIAL NOTES : The frames are assumed to be identical in size.
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*
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****************************************************************************/
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void
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vp8_yv12_copy_frame(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc)
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{
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int row;
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unsigned char *source, *dest;
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source = src_ybc->y_buffer;
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dest = dst_ybc->y_buffer;
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for (row = 0; row < src_ybc->y_height; row++)
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{
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vpx_memcpy(dest, source, src_ybc->y_width);
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source += src_ybc->y_stride;
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dest += dst_ybc->y_stride;
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}
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source = src_ybc->u_buffer;
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dest = dst_ybc->u_buffer;
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for (row = 0; row < src_ybc->uv_height; row++)
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{
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vpx_memcpy(dest, source, src_ybc->uv_width);
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source += src_ybc->uv_stride;
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dest += dst_ybc->uv_stride;
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}
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source = src_ybc->v_buffer;
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dest = dst_ybc->v_buffer;
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for (row = 0; row < src_ybc->uv_height; row++)
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{
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vpx_memcpy(dest, source, src_ybc->uv_width);
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source += src_ybc->uv_stride;
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dest += dst_ybc->uv_stride;
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}
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vp8_yv12_extend_frame_borders(dst_ybc);
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}
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