Imported Debian version 2.5.3~trusty1
[deb_ffmpeg.git] / ffmpeg / libavcodec / hpel_template.c
CommitLineData
2ba45a60
DM
1/*
2 * Copyright (c) 2000, 2001 Fabrice Bellard
3 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include "libavutil/intreadwrite.h"
23
24#include "pixels.h"
25
26#include "bit_depth_template.c"
27
28#define DEF_HPEL(OPNAME, OP) \
29static inline void FUNC(OPNAME ## _pixels8_l2)(uint8_t *dst, \
30 const uint8_t *src1, \
31 const uint8_t *src2, \
32 int dst_stride, \
33 int src_stride1, \
34 int src_stride2, \
35 int h) \
36{ \
37 int i; \
38 for (i = 0; i < h; i++) { \
39 pixel4 a, b; \
40 a = AV_RN4P(&src1[i * src_stride1]); \
41 b = AV_RN4P(&src2[i * src_stride2]); \
42 OP(*((pixel4 *) &dst[i * dst_stride]), rnd_avg_pixel4(a, b)); \
43 a = AV_RN4P(&src1[i * src_stride1 + 4 * sizeof(pixel)]); \
44 b = AV_RN4P(&src2[i * src_stride2 + 4 * sizeof(pixel)]); \
45 OP(*((pixel4 *) &dst[i * dst_stride + 4 * sizeof(pixel)]), \
46 rnd_avg_pixel4(a, b)); \
47 } \
48} \
49 \
50static inline void FUNC(OPNAME ## _pixels4_l2)(uint8_t *dst, \
51 const uint8_t *src1, \
52 const uint8_t *src2, \
53 int dst_stride, \
54 int src_stride1, \
55 int src_stride2, \
56 int h) \
57{ \
58 int i; \
59 for (i = 0; i < h; i++) { \
60 pixel4 a, b; \
61 a = AV_RN4P(&src1[i * src_stride1]); \
62 b = AV_RN4P(&src2[i * src_stride2]); \
63 OP(*((pixel4 *) &dst[i * dst_stride]), rnd_avg_pixel4(a, b)); \
64 } \
65} \
66 \
67static inline void FUNC(OPNAME ## _pixels2_l2)(uint8_t *dst, \
68 const uint8_t *src1, \
69 const uint8_t *src2, \
70 int dst_stride, \
71 int src_stride1, \
72 int src_stride2, \
73 int h) \
74{ \
75 int i; \
76 for (i = 0; i < h; i++) { \
77 pixel4 a, b; \
78 a = AV_RN2P(&src1[i * src_stride1]); \
79 b = AV_RN2P(&src2[i * src_stride2]); \
80 OP(*((pixel2 *) &dst[i * dst_stride]), rnd_avg_pixel4(a, b)); \
81 } \
82} \
83 \
84static inline void FUNC(OPNAME ## _pixels16_l2)(uint8_t *dst, \
85 const uint8_t *src1, \
86 const uint8_t *src2, \
87 int dst_stride, \
88 int src_stride1, \
89 int src_stride2, \
90 int h) \
91{ \
92 FUNC(OPNAME ## _pixels8_l2)(dst, src1, src2, dst_stride, \
93 src_stride1, src_stride2, h); \
94 FUNC(OPNAME ## _pixels8_l2)(dst + 8 * sizeof(pixel), \
95 src1 + 8 * sizeof(pixel), \
96 src2 + 8 * sizeof(pixel), \
97 dst_stride, src_stride1, \
98 src_stride2, h); \
99} \
100
101#define op_avg(a, b) a = rnd_avg_pixel4(a, b)
102#define op_put(a, b) a = b
103DEF_HPEL(avg, op_avg)
104DEF_HPEL(put, op_put)
105#undef op_avg
106#undef op_put