FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/tpeldsp.c
Date: 2026-01-16 07:34:38
Exec Total Coverage
Lines: 175 194 90.2%
Functions: 18 19 94.7%
Branches: 65 74 87.8%
Line Branch Exec Source
1 /*
2 * thirdpel DSP functions
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 /**
22 * @file
23 * thirdpel DSP functions
24 */
25
26 #include <stdint.h>
27
28 #include "libavutil/attributes.h"
29 #include "tpeldsp.h"
30
31 #define BIT_DEPTH 8
32 #include "pel_template.c"
33
34 24 static inline void put_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src,
35 int stride, int width, int height)
36 {
37
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 24 switch (width) {
38 ✗ case 2:
39 ✗ put_pixels2_8_c(dst, src, stride, height);
40 ✗ break;
41 14 case 4:
42 14 put_pixels4_8_c(dst, src, stride, height);
43 14 break;
44 9 case 8:
45 9 put_pixels8_8_c(dst, src, stride, height);
46 9 break;
47 1 case 16:
48 1 put_pixels16_8_c(dst, src, stride, height);
49 1 break;
50 }
51 24 }
52
53 66 static inline void put_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src,
54 int stride, int width, int height)
55 {
56 int i, j;
57
58
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59
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60 6336 dst[j] = ((2 * src[j] + src[j + 1] + 1) *
61 6336 683) >> 11;
62 624 src += stride;
63 624 dst += stride;
64 }
65 66 }
66
67 66 static inline void put_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src,
68 int stride, int width, int height)
69 {
70 int i, j;
71
72
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73
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74 7488 dst[j] = ((src[j] + 2 * src[j + 1] + 1) *
75 7488 683) >> 11;
76 704 src += stride;
77 704 dst += stride;
78 }
79 66 }
80
81 30 static inline void put_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src,
82 int stride, int width, int height)
83 {
84 int i, j;
85
86
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88 3456 dst[j] = ((2 * src[j] + src[j + stride] + 1) *
89 3456 683) >> 11;
90 320 src += stride;
91 320 dst += stride;
92 }
93 30 }
94
95 57 static inline void put_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src,
96 int stride, int width, int height)
97 {
98 int i, j;
99
100
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101
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102 4896 dst[j] = ((4 * src[j] + 3 * src[j + 1] +
103 4896 3 * src[j + stride] + 2 * src[j + stride + 1] + 6) *
104 4896 2731) >> 15;
105 528 src += stride;
106 528 dst += stride;
107 }
108 57 }
109
110 75 static inline void put_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src,
111 int stride, int width, int height)
112 {
113 int i, j;
114
115
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117 7680 dst[j] = ((3 * src[j] + 2 * src[j + 1] +
118 7680 4 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
119 7680 2731) >> 15;
120 704 src += stride;
121 704 dst += stride;
122 }
123 75 }
124
125 45 static inline void put_tpel_pixels_mc02_c(uint8_t *dst, const uint8_t *src,
126 int stride, int width, int height)
127 {
128 int i, j;
129
130
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132 4608 dst[j] = ((src[j] + 2 * src[j + stride] + 1) *
133 4608 683) >> 11;
134 464 src += stride;
135 464 dst += stride;
136 }
137 45 }
138
139 72 static inline void put_tpel_pixels_mc21_c(uint8_t *dst, const uint8_t *src,
140 int stride, int width, int height)
141 {
142 int i, j;
143
144
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146 6720 dst[j] = ((3 * src[j] + 4 * src[j + 1] +
147 6720 2 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
148 6720 2731) >> 15;
149 688 src += stride;
150 688 dst += stride;
151 }
152 72 }
153
154 72 static inline void put_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src,
155 int stride, int width, int height)
156 {
157 int i, j;
158
159
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160
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161 7008 dst[j] = ((2 * src[j] + 3 * src[j + 1] +
162 7008 3 * src[j + stride] + 4 * src[j + stride + 1] + 6) *
163 7008 2731) >> 15;
164 752 src += stride;
165 752 dst += stride;
166 }
167 72 }
168
169 3 static inline void avg_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src,
170 int stride, int width, int height)
171 {
172
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 3 switch (width) {
173 ✗ case 2:
174 ✗ avg_pixels2_8_c(dst, src, stride, height);
175 ✗ break;
176 ✗ case 4:
177 ✗ avg_pixels4_8_c(dst, src, stride, height);
178 ✗ break;
179 2 case 8:
180 2 avg_pixels8_8_c(dst, src, stride, height);
181 2 break;
182 1 case 16:
183 1 avg_pixels16_8_c(dst, src, stride, height);
184 1 break;
185 }
186 3 }
187
188 6 static inline void avg_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src,
189 int stride, int width, int height)
190 {
191 int i, j;
192
193
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194
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195 768 dst[j] = (dst[j] +
196 768 (((2 * src[j] + src[j + 1] + 1) *
197 768 683) >> 11) + 1) >> 1;
198 64 src += stride;
199 64 dst += stride;
200 }
201 6 }
202
203 3 static inline void avg_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src,
204 int stride, int width, int height)
205 {
206 int i, j;
207
208
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209
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 416 for (j = 0; j < width; j++)
210 384 dst[j] = (dst[j] +
211 384 (((src[j] + 2 * src[j + 1] + 1) *
212 384 683) >> 11) + 1) >> 1;
213 32 src += stride;
214 32 dst += stride;
215 }
216 3 }
217
218 6 static inline void avg_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src,
219 int stride, int width, int height)
220 {
221 int i, j;
222
223
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224
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225 768 dst[j] = (dst[j] +
226 768 (((2 * src[j] + src[j + stride] + 1) *
227 768 683) >> 11) + 1) >> 1;
228 64 src += stride;
229 64 dst += stride;
230 }
231 6 }
232
233 3 static inline void avg_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src,
234 int stride, int width, int height)
235 {
236 int i, j;
237
238
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 416 for (j = 0; j < width; j++)
240 384 dst[j] = (dst[j] +
241 384 (((4 * src[j] + 3 * src[j + 1] +
242 384 3 * src[j + stride] + 2 * src[j + stride + 1] + 6) *
243 384 2731) >> 15) + 1) >> 1;
244 32 src += stride;
245 32 dst += stride;
246 }
247 3 }
248
249 6 static inline void avg_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src,
250 int stride, int width, int height)
251 {
252 int i, j;
253
254
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256 768 dst[j] = (dst[j] +
257 768 (((3 * src[j] + 2 * src[j + 1] +
258 768 4 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
259 768 2731) >> 15) + 1) >> 1;
260 64 src += stride;
261 64 dst += stride;
262 }
263 6 }
264
265 3 static inline void avg_tpel_pixels_mc02_c(uint8_t *dst, const uint8_t *src,
266 int stride, int width, int height)
267 {
268 int i, j;
269
270
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272 384 dst[j] = (dst[j] +
273 384 (((src[j] + 2 * src[j + stride] + 1) *
274 384 683) >> 11) + 1) >> 1;
275 32 src += stride;
276 32 dst += stride;
277 }
278 3 }
279
280 9 static inline void avg_tpel_pixels_mc21_c(uint8_t *dst, const uint8_t *src,
281 int stride, int width, int height)
282 {
283 int i, j;
284
285
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286
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287 1152 dst[j] = (dst[j] +
288 1152 (((3 * src[j] + 4 * src[j + 1] +
289 1152 2 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
290 1152 2731) >> 15) + 1) >> 1;
291 96 src += stride;
292 96 dst += stride;
293 }
294 9 }
295
296 ✗ static inline void avg_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src,
297 int stride, int width, int height)
298 {
299 int i, j;
300
301 ✗ for (i = 0; i < height; i++) {
302 ✗ for (j = 0; j < width; j++)
303 ✗ dst[j] = (dst[j] +
304 ✗ (((2 * src[j] + 3 * src[j + 1] +
305 ✗ 3 * src[j + stride] + 4 * src[j + stride + 1] + 6) *
306 ✗ 2731) >> 15) + 1) >> 1;
307 ✗ src += stride;
308 ✗ dst += stride;
309 }
310 ✗ }
311
312 8 av_cold void ff_tpeldsp_init(TpelDSPContext *c)
313 {
314 8 c->put_tpel_pixels_tab[ 0] = put_tpel_pixels_mc00_c;
315 8 c->put_tpel_pixels_tab[ 1] = put_tpel_pixels_mc10_c;
316 8 c->put_tpel_pixels_tab[ 2] = put_tpel_pixels_mc20_c;
317 8 c->put_tpel_pixels_tab[ 4] = put_tpel_pixels_mc01_c;
318 8 c->put_tpel_pixels_tab[ 5] = put_tpel_pixels_mc11_c;
319 8 c->put_tpel_pixels_tab[ 6] = put_tpel_pixels_mc21_c;
320 8 c->put_tpel_pixels_tab[ 8] = put_tpel_pixels_mc02_c;
321 8 c->put_tpel_pixels_tab[ 9] = put_tpel_pixels_mc12_c;
322 8 c->put_tpel_pixels_tab[10] = put_tpel_pixels_mc22_c;
323
324 8 c->avg_tpel_pixels_tab[ 0] = avg_tpel_pixels_mc00_c;
325 8 c->avg_tpel_pixels_tab[ 1] = avg_tpel_pixels_mc10_c;
326 8 c->avg_tpel_pixels_tab[ 2] = avg_tpel_pixels_mc20_c;
327 8 c->avg_tpel_pixels_tab[ 4] = avg_tpel_pixels_mc01_c;
328 8 c->avg_tpel_pixels_tab[ 5] = avg_tpel_pixels_mc11_c;
329 8 c->avg_tpel_pixels_tab[ 6] = avg_tpel_pixels_mc21_c;
330 8 c->avg_tpel_pixels_tab[ 8] = avg_tpel_pixels_mc02_c;
331 8 c->avg_tpel_pixels_tab[ 9] = avg_tpel_pixels_mc12_c;
332 8 c->avg_tpel_pixels_tab[10] = avg_tpel_pixels_mc22_c;
333 8 }
334