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tpeldsp.c
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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 static inline void put_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src,
35  int stride, int width, int height)
36 {
37  switch (width) {
38  case 2:
39  put_pixels2_8_c(dst, src, stride, height);
40  break;
41  case 4:
42  put_pixels4_8_c(dst, src, stride, height);
43  break;
44  case 8:
45  put_pixels8_8_c(dst, src, stride, height);
46  break;
47  case 16:
48  put_pixels16_8_c(dst, src, stride, height);
49  break;
50  }
51 }
52 
53 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  for (i = 0; i < height; i++) {
59  for (j = 0; j < width; j++)
60  dst[j] = ((2 * src[j] + src[j + 1] + 1) *
61  683) >> 11;
62  src += stride;
63  dst += stride;
64  }
65 }
66 
67 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  for (i = 0; i < height; i++) {
73  for (j = 0; j < width; j++)
74  dst[j] = ((src[j] + 2 * src[j + 1] + 1) *
75  683) >> 11;
76  src += stride;
77  dst += stride;
78  }
79 }
80 
81 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  for (i = 0; i < height; i++) {
87  for (j = 0; j < width; j++)
88  dst[j] = ((2 * src[j] + src[j + stride] + 1) *
89  683) >> 11;
90  src += stride;
91  dst += stride;
92  }
93 }
94 
95 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  for (i = 0; i < height; i++) {
101  for (j = 0; j < width; j++)
102  dst[j] = ((4 * src[j] + 3 * src[j + 1] +
103  3 * src[j + stride] + 2 * src[j + stride + 1] + 6) *
104  2731) >> 15;
105  src += stride;
106  dst += stride;
107  }
108 }
109 
110 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  for (i = 0; i < height; i++) {
116  for (j = 0; j < width; j++)
117  dst[j] = ((3 * src[j] + 2 * src[j + 1] +
118  4 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
119  2731) >> 15;
120  src += stride;
121  dst += stride;
122  }
123 }
124 
125 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  for (i = 0; i < height; i++) {
131  for (j = 0; j < width; j++)
132  dst[j] = ((src[j] + 2 * src[j + stride] + 1) *
133  683) >> 11;
134  src += stride;
135  dst += stride;
136  }
137 }
138 
139 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  for (i = 0; i < height; i++) {
145  for (j = 0; j < width; j++)
146  dst[j] = ((3 * src[j] + 4 * src[j + 1] +
147  2 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
148  2731) >> 15;
149  src += stride;
150  dst += stride;
151  }
152 }
153 
154 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  for (i = 0; i < height; i++) {
160  for (j = 0; j < width; j++)
161  dst[j] = ((2 * src[j] + 3 * src[j + 1] +
162  3 * src[j + stride] + 4 * src[j + stride + 1] + 6) *
163  2731) >> 15;
164  src += stride;
165  dst += stride;
166  }
167 }
168 
169 static inline void avg_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src,
170  int stride, int width, int height)
171 {
172  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  case 8:
180  avg_pixels8_8_c(dst, src, stride, height);
181  break;
182  case 16:
183  avg_pixels16_8_c(dst, src, stride, height);
184  break;
185  }
186 }
187 
188 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  for (i = 0; i < height; i++) {
194  for (j = 0; j < width; j++)
195  dst[j] = (dst[j] +
196  (((2 * src[j] + src[j + 1] + 1) *
197  683) >> 11) + 1) >> 1;
198  src += stride;
199  dst += stride;
200  }
201 }
202 
203 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  for (i = 0; i < height; i++) {
209  for (j = 0; j < width; j++)
210  dst[j] = (dst[j] +
211  (((src[j] + 2 * src[j + 1] + 1) *
212  683) >> 11) + 1) >> 1;
213  src += stride;
214  dst += stride;
215  }
216 }
217 
218 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  for (i = 0; i < height; i++) {
224  for (j = 0; j < width; j++)
225  dst[j] = (dst[j] +
226  (((2 * src[j] + src[j + stride] + 1) *
227  683) >> 11) + 1) >> 1;
228  src += stride;
229  dst += stride;
230  }
231 }
232 
233 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  for (i = 0; i < height; i++) {
239  for (j = 0; j < width; j++)
240  dst[j] = (dst[j] +
241  (((4 * src[j] + 3 * src[j + 1] +
242  3 * src[j + stride] + 2 * src[j + stride + 1] + 6) *
243  2731) >> 15) + 1) >> 1;
244  src += stride;
245  dst += stride;
246  }
247 }
248 
249 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  for (i = 0; i < height; i++) {
255  for (j = 0; j < width; j++)
256  dst[j] = (dst[j] +
257  (((3 * src[j] + 2 * src[j + 1] +
258  4 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
259  2731) >> 15) + 1) >> 1;
260  src += stride;
261  dst += stride;
262  }
263 }
264 
265 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  for (i = 0; i < height; i++) {
271  for (j = 0; j < width; j++)
272  dst[j] = (dst[j] +
273  (((src[j] + 2 * src[j + stride] + 1) *
274  683) >> 11) + 1) >> 1;
275  src += stride;
276  dst += stride;
277  }
278 }
279 
280 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  for (i = 0; i < height; i++) {
286  for (j = 0; j < width; j++)
287  dst[j] = (dst[j] +
288  (((3 * src[j] + 4 * src[j + 1] +
289  2 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
290  2731) >> 15) + 1) >> 1;
291  src += stride;
292  dst += stride;
293  }
294 }
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 av_cold void ff_tpeldsp_init(TpelDSPContext *c)
313 {
314  c->put_tpel_pixels_tab[ 0] = put_tpel_pixels_mc00_c;
315  c->put_tpel_pixels_tab[ 1] = put_tpel_pixels_mc10_c;
316  c->put_tpel_pixels_tab[ 2] = put_tpel_pixels_mc20_c;
317  c->put_tpel_pixels_tab[ 4] = put_tpel_pixels_mc01_c;
318  c->put_tpel_pixels_tab[ 5] = put_tpel_pixels_mc11_c;
319  c->put_tpel_pixels_tab[ 6] = put_tpel_pixels_mc21_c;
320  c->put_tpel_pixels_tab[ 8] = put_tpel_pixels_mc02_c;
321  c->put_tpel_pixels_tab[ 9] = put_tpel_pixels_mc12_c;
322  c->put_tpel_pixels_tab[10] = put_tpel_pixels_mc22_c;
323 
324  c->avg_tpel_pixels_tab[ 0] = avg_tpel_pixels_mc00_c;
325  c->avg_tpel_pixels_tab[ 1] = avg_tpel_pixels_mc10_c;
326  c->avg_tpel_pixels_tab[ 2] = avg_tpel_pixels_mc20_c;
327  c->avg_tpel_pixels_tab[ 4] = avg_tpel_pixels_mc01_c;
328  c->avg_tpel_pixels_tab[ 5] = avg_tpel_pixels_mc11_c;
329  c->avg_tpel_pixels_tab[ 6] = avg_tpel_pixels_mc21_c;
330  c->avg_tpel_pixels_tab[ 8] = avg_tpel_pixels_mc02_c;
331  c->avg_tpel_pixels_tab[ 9] = avg_tpel_pixels_mc12_c;
332  c->avg_tpel_pixels_tab[10] = avg_tpel_pixels_mc22_c;
333 }
avg_tpel_pixels_mc01_c
static void avg_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:218
put_tpel_pixels_mc10_c
static void put_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:53
avg_tpel_pixels_mc22_c
static void avg_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:296
avg_tpel_pixels_mc20_c
static void avg_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:203
src
#define src
Definition: vp8dsp.c:254
attributes.h
Macro definitions for various function/variable attributes.
put_tpel_pixels_mc12_c
static void put_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:110
uint8_t
uint8_t
Definition: audio_convert.c:194
av_cold
#define av_cold
Definition: attributes.h:82
put_tpel_pixels_mc01_c
static void put_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:81
avg_tpel_pixels_mc02_c
static void avg_tpel_pixels_mc02_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:265
put_tpel_pixels_mc02_c
static void put_tpel_pixels_mc02_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:125
put_tpel_pixels_mc11_c
static void put_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:95
height
#define height
TpelDSPContext
thirdpel DSP context
Definition: tpeldsp.h:42
avg_tpel_pixels_mc00_c
static void avg_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:169
pel_template.c
tpeldsp.h
thirdpel DSP functions
avg_tpel_pixels_mc12_c
static void avg_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:249
ff_tpeldsp_init
av_cold void ff_tpeldsp_init(TpelDSPContext *c)
Definition: tpeldsp.c:312
put_tpel_pixels_mc00_c
static void put_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:34
TpelDSPContext::avg_tpel_pixels_tab
tpel_mc_func avg_tpel_pixels_tab[11]
Definition: tpeldsp.h:54
avg_tpel_pixels_mc10_c
static void avg_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:188
width
#define width
put_tpel_pixels_mc22_c
static void put_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:154
TpelDSPContext::put_tpel_pixels_tab
tpel_mc_func put_tpel_pixels_tab[11]
Thirdpel motion compensation with rounding (a + b + 1) >> 1.
Definition: tpeldsp.h:53
avg_tpel_pixels_mc11_c
static void avg_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:233
put_tpel_pixels_mc20_c
static void put_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:67
avg_tpel_pixels_mc21_c
static void avg_tpel_pixels_mc21_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:280
put_tpel_pixels_mc21_c
static void put_tpel_pixels_mc21_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height)
Definition: tpeldsp.c:139
stride
GLint GLenum GLboolean GLsizei stride
Definition: opengl_enc.c:105
c
static double c[64]
Definition: vsrc_mptestsrc.c:87
stride
#define stride
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