1/*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19#ifndef AVCODEC_COPY_BLOCK_H
20#define AVCODEC_COPY_BLOCK_H
21
22#include <stdint.h>
23
24#include "libavutil/intreadwrite.h"
25
26static inline void copy_block2(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
27{
28    int i;
29    for(i=0; i<h; i++)
30    {
31        AV_COPY16U(dst, src);
32        dst+=dstStride;
33        src+=srcStride;
34    }
35}
36
37static inline void copy_block4(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
38{
39    int i;
40    for (i = 0; i < h; i++) {
41        AV_COPY32U(dst, src);
42        dst += dstStride;
43        src += srcStride;
44    }
45}
46
47static inline void copy_block8(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
48{
49    int i;
50    for (i = 0; i < h; i++) {
51        AV_COPY64U(dst, src);
52        dst += dstStride;
53        src += srcStride;
54    }
55}
56
57static inline void copy_block9(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
58{
59    int i;
60    for (i = 0; i < h; i++) {
61        AV_COPY64U(dst, src);
62        dst[8] = src[8];
63        dst   += dstStride;
64        src   += srcStride;
65    }
66}
67
68static inline void copy_block16(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
69{
70    int i;
71    for (i = 0; i < h; i++) {
72        AV_COPY128U(dst, src);
73        dst += dstStride;
74        src += srcStride;
75    }
76}
77
78static inline void copy_block17(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
79{
80    int i;
81    for (i = 0; i < h; i++) {
82        AV_COPY128U(dst, src);
83        dst[16] = src[16];
84        dst    += dstStride;
85        src    += srcStride;
86    }
87}
88
89#endif /* AVCODEC_COPY_BLOCK_H */
90