shithub: libvpx

ref: fd3658b0e4b52b5045b4881900292258ed106f39
dir: /vp8/common/copy_c.c/

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/*
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */


#include "vpx_config.h"
#include "vpx/vpx_integer.h"

/* Copy 2 macroblocks to a buffer */
void vp8_copy32xn_c(unsigned char *src_ptr, int src_stride,
                    unsigned char *dst_ptr, int dst_stride,
                    int height)
{
    int r;

    for (r = 0; r < height; r++)
    {
#if !(CONFIG_FAST_UNALIGNED)
        dst_ptr[0] = src_ptr[0];
        dst_ptr[1] = src_ptr[1];
        dst_ptr[2] = src_ptr[2];
        dst_ptr[3] = src_ptr[3];
        dst_ptr[4] = src_ptr[4];
        dst_ptr[5] = src_ptr[5];
        dst_ptr[6] = src_ptr[6];
        dst_ptr[7] = src_ptr[7];
        dst_ptr[8] = src_ptr[8];
        dst_ptr[9] = src_ptr[9];
        dst_ptr[10] = src_ptr[10];
        dst_ptr[11] = src_ptr[11];
        dst_ptr[12] = src_ptr[12];
        dst_ptr[13] = src_ptr[13];
        dst_ptr[14] = src_ptr[14];
        dst_ptr[15] = src_ptr[15];
        dst_ptr[16] = src_ptr[16];
        dst_ptr[17] = src_ptr[17];
        dst_ptr[18] = src_ptr[18];
        dst_ptr[19] = src_ptr[19];
        dst_ptr[20] = src_ptr[20];
        dst_ptr[21] = src_ptr[21];
        dst_ptr[22] = src_ptr[22];
        dst_ptr[23] = src_ptr[23];
        dst_ptr[24] = src_ptr[24];
        dst_ptr[25] = src_ptr[25];
        dst_ptr[26] = src_ptr[26];
        dst_ptr[27] = src_ptr[27];
        dst_ptr[28] = src_ptr[28];
        dst_ptr[29] = src_ptr[29];
        dst_ptr[30] = src_ptr[30];
        dst_ptr[31] = src_ptr[31];
#else
        ((uint32_t *)dst_ptr)[0] = ((uint32_t *)src_ptr)[0] ;
        ((uint32_t *)dst_ptr)[1] = ((uint32_t *)src_ptr)[1] ;
        ((uint32_t *)dst_ptr)[2] = ((uint32_t *)src_ptr)[2] ;
        ((uint32_t *)dst_ptr)[3] = ((uint32_t *)src_ptr)[3] ;
        ((uint32_t *)dst_ptr)[4] = ((uint32_t *)src_ptr)[4] ;
        ((uint32_t *)dst_ptr)[5] = ((uint32_t *)src_ptr)[5] ;
        ((uint32_t *)dst_ptr)[6] = ((uint32_t *)src_ptr)[6] ;
        ((uint32_t *)dst_ptr)[7] = ((uint32_t *)src_ptr)[7] ;
#endif
        src_ptr += src_stride;
        dst_ptr += dst_stride;

    }
}