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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 | |||
23 | #include <stddef.h> | ||
24 | |||
25 | #include "libavutil/avassert.h" | ||
26 | #include "bit_depth_template.c" | ||
27 | |||
28 | #define H264_CHROMA_MC(OPNAME, OP)\ | ||
29 | static void FUNCC(OPNAME ## h264_chroma_mc1)(uint8_t *_dst /*align 8*/, const uint8_t *_src /*align 1*/, ptrdiff_t stride, int h, int x, int y){\ | ||
30 | pixel *dst = (pixel*)_dst;\ | ||
31 | const pixel *src = (const pixel*)_src;\ | ||
32 | const int A=(8-x)*(8-y);\ | ||
33 | const int B=( x)*(8-y);\ | ||
34 | const int C=(8-x)*( y);\ | ||
35 | const int D=( x)*( y);\ | ||
36 | int i;\ | ||
37 | stride >>= sizeof(pixel)-1;\ | ||
38 | \ | ||
39 | av_assert2(x<8 && y<8 && x>=0 && y>=0);\ | ||
40 | \ | ||
41 | if(D){\ | ||
42 | for(i=0; i<h; i++){\ | ||
43 | OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\ | ||
44 | dst+= stride;\ | ||
45 | src+= stride;\ | ||
46 | }\ | ||
47 | } else if (B + C) {\ | ||
48 | const int E= B+C;\ | ||
49 | const int step= C ? stride : 1;\ | ||
50 | for(i=0; i<h; i++){\ | ||
51 | OP(dst[0], (A*src[0] + E*src[step+0]));\ | ||
52 | dst+= stride;\ | ||
53 | src+= stride;\ | ||
54 | }\ | ||
55 | } else {\ | ||
56 | for(i=0; i<h; i++){\ | ||
57 | OP(dst[0], (A*src[0]));\ | ||
58 | dst+= stride;\ | ||
59 | src+= stride;\ | ||
60 | }\ | ||
61 | }\ | ||
62 | }\ | ||
63 | static void FUNCC(OPNAME ## h264_chroma_mc2)(uint8_t *_dst /*align 8*/, const uint8_t *_src /*align 1*/, ptrdiff_t stride, int h, int x, int y)\ | ||
64 | {\ | ||
65 | pixel *dst = (pixel*)_dst;\ | ||
66 | const pixel *src = (const pixel*)_src;\ | ||
67 | const int A=(8-x)*(8-y);\ | ||
68 | const int B=( x)*(8-y);\ | ||
69 | const int C=(8-x)*( y);\ | ||
70 | const int D=( x)*( y);\ | ||
71 | int i;\ | ||
72 | stride >>= sizeof(pixel)-1;\ | ||
73 | \ | ||
74 | av_assert2(x<8 && y<8 && x>=0 && y>=0);\ | ||
75 | \ | ||
76 | if(D){\ | ||
77 | for(i=0; i<h; i++){\ | ||
78 | OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\ | ||
79 | OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\ | ||
80 | dst+= stride;\ | ||
81 | src+= stride;\ | ||
82 | }\ | ||
83 | } else if (B + C) {\ | ||
84 | const int E= B+C;\ | ||
85 | const ptrdiff_t step = C ? stride : 1;\ | ||
86 | for(i=0; i<h; i++){\ | ||
87 | OP(dst[0], (A*src[0] + E*src[step+0]));\ | ||
88 | OP(dst[1], (A*src[1] + E*src[step+1]));\ | ||
89 | dst+= stride;\ | ||
90 | src+= stride;\ | ||
91 | }\ | ||
92 | } else {\ | ||
93 | for ( i = 0; i < h; i++){\ | ||
94 | OP(dst[0], A * src[0]);\ | ||
95 | OP(dst[1], A * src[1]);\ | ||
96 | dst += stride;\ | ||
97 | src += stride;\ | ||
98 | }\ | ||
99 | }\ | ||
100 | }\ | ||
101 | \ | ||
102 | static void FUNCC(OPNAME ## h264_chroma_mc4)(uint8_t *_dst /*align 8*/, const uint8_t *_src /*align 1*/, ptrdiff_t stride, int h, int x, int y)\ | ||
103 | {\ | ||
104 | pixel *dst = (pixel*)_dst;\ | ||
105 | const pixel *src = (const pixel*)_src;\ | ||
106 | const int A=(8-x)*(8-y);\ | ||
107 | const int B=( x)*(8-y);\ | ||
108 | const int C=(8-x)*( y);\ | ||
109 | const int D=( x)*( y);\ | ||
110 | int i;\ | ||
111 | stride >>= sizeof(pixel)-1;\ | ||
112 | \ | ||
113 | av_assert2(x<8 && y<8 && x>=0 && y>=0);\ | ||
114 | \ | ||
115 | if(D){\ | ||
116 | for(i=0; i<h; i++){\ | ||
117 | OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\ | ||
118 | OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\ | ||
119 | OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\ | ||
120 | OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\ | ||
121 | dst+= stride;\ | ||
122 | src+= stride;\ | ||
123 | }\ | ||
124 | } else if (B + C) {\ | ||
125 | const int E= B+C;\ | ||
126 | const ptrdiff_t step = C ? stride : 1;\ | ||
127 | for(i=0; i<h; i++){\ | ||
128 | OP(dst[0], (A*src[0] + E*src[step+0]));\ | ||
129 | OP(dst[1], (A*src[1] + E*src[step+1]));\ | ||
130 | OP(dst[2], (A*src[2] + E*src[step+2]));\ | ||
131 | OP(dst[3], (A*src[3] + E*src[step+3]));\ | ||
132 | dst+= stride;\ | ||
133 | src+= stride;\ | ||
134 | }\ | ||
135 | } else {\ | ||
136 | for ( i = 0; i < h; i++){\ | ||
137 | OP(dst[0], A * src[0]);\ | ||
138 | OP(dst[1], A * src[1]);\ | ||
139 | OP(dst[2], A * src[2]);\ | ||
140 | OP(dst[3], A * src[3]);\ | ||
141 | dst += stride;\ | ||
142 | src += stride;\ | ||
143 | }\ | ||
144 | }\ | ||
145 | }\ | ||
146 | \ | ||
147 | static void FUNCC(OPNAME ## h264_chroma_mc8)(uint8_t *_dst /*align 8*/, const uint8_t *_src /*align 1*/, ptrdiff_t stride, int h, int x, int y)\ | ||
148 | {\ | ||
149 | pixel *dst = (pixel*)_dst;\ | ||
150 | const pixel *src = (const pixel*)_src;\ | ||
151 | const int A=(8-x)*(8-y);\ | ||
152 | const int B=( x)*(8-y);\ | ||
153 | const int C=(8-x)*( y);\ | ||
154 | const int D=( x)*( y);\ | ||
155 | int i;\ | ||
156 | stride >>= sizeof(pixel)-1;\ | ||
157 | \ | ||
158 | av_assert2(x<8 && y<8 && x>=0 && y>=0);\ | ||
159 | \ | ||
160 | if(D){\ | ||
161 | for(i=0; i<h; i++){\ | ||
162 | OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\ | ||
163 | OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\ | ||
164 | OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\ | ||
165 | OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\ | ||
166 | OP(dst[4], (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5]));\ | ||
167 | OP(dst[5], (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6]));\ | ||
168 | OP(dst[6], (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7]));\ | ||
169 | OP(dst[7], (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8]));\ | ||
170 | dst+= stride;\ | ||
171 | src+= stride;\ | ||
172 | }\ | ||
173 | } else if (B + C) {\ | ||
174 | const int E= B+C;\ | ||
175 | const ptrdiff_t step = C ? stride : 1;\ | ||
176 | for(i=0; i<h; i++){\ | ||
177 | OP(dst[0], (A*src[0] + E*src[step+0]));\ | ||
178 | OP(dst[1], (A*src[1] + E*src[step+1]));\ | ||
179 | OP(dst[2], (A*src[2] + E*src[step+2]));\ | ||
180 | OP(dst[3], (A*src[3] + E*src[step+3]));\ | ||
181 | OP(dst[4], (A*src[4] + E*src[step+4]));\ | ||
182 | OP(dst[5], (A*src[5] + E*src[step+5]));\ | ||
183 | OP(dst[6], (A*src[6] + E*src[step+6]));\ | ||
184 | OP(dst[7], (A*src[7] + E*src[step+7]));\ | ||
185 | dst+= stride;\ | ||
186 | src+= stride;\ | ||
187 | }\ | ||
188 | } else {\ | ||
189 | for ( i = 0; i < h; i++){\ | ||
190 | OP(dst[0], A * src[0]);\ | ||
191 | OP(dst[1], A * src[1]);\ | ||
192 | OP(dst[2], A * src[2]);\ | ||
193 | OP(dst[3], A * src[3]);\ | ||
194 | OP(dst[4], A * src[4]);\ | ||
195 | OP(dst[5], A * src[5]);\ | ||
196 | OP(dst[6], A * src[6]);\ | ||
197 | OP(dst[7], A * src[7]);\ | ||
198 | dst += stride;\ | ||
199 | src += stride;\ | ||
200 | }\ | ||
201 | }\ | ||
202 | } | ||
203 | |||
204 | #define op_avg(a, b) a = (((a)+(((b) + 32)>>6)+1)>>1) | ||
205 | #define op_put(a, b) a = (((b) + 32)>>6) | ||
206 | |||
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545633976 | H264_CHROMA_MC(put_ , op_put) |
208 |
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146432392 | H264_CHROMA_MC(avg_ , op_avg) |
209 | #undef op_avg | ||
210 | #undef op_put | ||
211 |