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hpeldsp_init.c
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1 /*
2  * SIMD-optimized halfpel functions
3  * Copyright (c) 2000, 2001 Fabrice Bellard
4  * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  *
22  * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
23  */
24 
25 #include "libavutil/attributes.h"
26 #include "libavutil/cpu.h"
27 #include "libavutil/x86/cpu.h"
28 #include "libavcodec/avcodec.h"
29 #include "libavcodec/hpeldsp.h"
30 #include "libavcodec/pixels.h"
31 #include "fpel.h"
32 #include "hpeldsp.h"
33 
35  ptrdiff_t line_size, int h);
37  ptrdiff_t line_size, int h);
39  ptrdiff_t line_size, int h);
41  ptrdiff_t line_size, int h);
43  ptrdiff_t line_size, int h);
45  ptrdiff_t line_size, int h);
47  ptrdiff_t line_size, int h);
49  ptrdiff_t line_size, int h);
51  ptrdiff_t line_size, int h);
53  ptrdiff_t line_size, int h);
55  const uint8_t *pixels,
56  ptrdiff_t line_size, int h);
58  const uint8_t *pixels,
59  ptrdiff_t line_size, int h);
61  ptrdiff_t line_size, int h);
63  ptrdiff_t line_size, int h);
65  ptrdiff_t line_size, int h);
67  ptrdiff_t line_size, int h);
69  const uint8_t *pixels,
70  ptrdiff_t line_size, int h);
72  const uint8_t *pixels,
73  ptrdiff_t line_size, int h);
75  ptrdiff_t line_size, int h);
77  ptrdiff_t line_size, int h);
79  ptrdiff_t line_size, int h);
81  ptrdiff_t line_size, int h);
83  ptrdiff_t line_size, int h);
85  ptrdiff_t line_size, int h);
87  ptrdiff_t line_size, int h);
89  ptrdiff_t line_size, int h);
90 
91 #define avg_pixels8_mmx ff_avg_pixels8_mmx
92 #define avg_pixels8_x2_mmx ff_avg_pixels8_x2_mmx
93 #define avg_pixels16_mmx ff_avg_pixels16_mmx
94 #define avg_pixels8_xy2_mmx ff_avg_pixels8_xy2_mmx
95 #define avg_pixels16_xy2_mmx ff_avg_pixels16_xy2_mmx
96 #define put_pixels8_mmx ff_put_pixels8_mmx
97 #define put_pixels16_mmx ff_put_pixels16_mmx
98 #define put_pixels8_xy2_mmx ff_put_pixels8_xy2_mmx
99 #define put_pixels16_xy2_mmx ff_put_pixels16_xy2_mmx
100 #define avg_no_rnd_pixels16_mmx ff_avg_pixels16_mmx
101 #define put_no_rnd_pixels8_mmx ff_put_pixels8_mmx
102 #define put_no_rnd_pixels16_mmx ff_put_pixels16_mmx
103 
104 #if HAVE_INLINE_ASM
105 
106 /***********************************/
107 /* MMX no rounding */
108 #define DEF(x, y) x ## _no_rnd_ ## y ## _mmx
109 #define SET_RND MOVQ_WONE
110 #define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX_NO_RND(a, b, c, d, e, f)
111 #define PAVGB(a, b, c, e) PAVGB_MMX_NO_RND(a, b, c, e)
112 #define STATIC static
113 
114 #include "rnd_template.c"
115 #include "hpeldsp_rnd_template.c"
116 
117 #undef DEF
118 #undef SET_RND
119 #undef PAVGBP
120 #undef PAVGB
121 #undef STATIC
122 
123 #if HAVE_MMX
124 CALL_2X_PIXELS(avg_no_rnd_pixels16_y2_mmx, avg_no_rnd_pixels8_y2_mmx, 8)
125 CALL_2X_PIXELS(put_no_rnd_pixels16_y2_mmx, put_no_rnd_pixels8_y2_mmx, 8)
126 
127 CALL_2X_PIXELS(avg_no_rnd_pixels16_xy2_mmx, avg_no_rnd_pixels8_xy2_mmx, 8)
128 CALL_2X_PIXELS(put_no_rnd_pixels16_xy2_mmx, put_no_rnd_pixels8_xy2_mmx, 8)
129 #endif
130 
131 /***********************************/
132 /* MMX rounding */
133 
134 #define DEF(x, y) x ## _ ## y ## _mmx
135 #define SET_RND MOVQ_WTWO
136 #define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX(a, b, c, d, e, f)
137 #define PAVGB(a, b, c, e) PAVGB_MMX(a, b, c, e)
138 
139 #include "hpeldsp_rnd_template.c"
140 
141 #undef DEF
142 #define DEF(x, y) ff_ ## x ## _ ## y ## _mmx
143 #define STATIC
144 
145 #include "rnd_template.c"
146 
147 #undef DEF
148 #undef SET_RND
149 #undef PAVGBP
150 #undef PAVGB
151 
152 #if HAVE_MMX
153 CALL_2X_PIXELS(avg_pixels16_y2_mmx, avg_pixels8_y2_mmx, 8)
154 CALL_2X_PIXELS(put_pixels16_y2_mmx, put_pixels8_y2_mmx, 8)
155 
158 #endif
159 
160 #endif /* HAVE_INLINE_ASM */
161 
162 
163 #if HAVE_YASM
164 
165 #define HPELDSP_AVG_PIXELS16(CPUEXT) \
166  CALL_2X_PIXELS(put_no_rnd_pixels16_x2 ## CPUEXT, ff_put_no_rnd_pixels8_x2 ## CPUEXT, 8) \
167  CALL_2X_PIXELS(put_pixels16_y2 ## CPUEXT, ff_put_pixels8_y2 ## CPUEXT, 8) \
168  CALL_2X_PIXELS(put_no_rnd_pixels16_y2 ## CPUEXT, ff_put_no_rnd_pixels8_y2 ## CPUEXT, 8) \
169  CALL_2X_PIXELS(avg_pixels16 ## CPUEXT, ff_avg_pixels8 ## CPUEXT, 8) \
170  CALL_2X_PIXELS(avg_pixels16_x2 ## CPUEXT, ff_avg_pixels8_x2 ## CPUEXT, 8) \
171  CALL_2X_PIXELS(avg_pixels16_y2 ## CPUEXT, ff_avg_pixels8_y2 ## CPUEXT, 8) \
172  CALL_2X_PIXELS(avg_pixels16_xy2 ## CPUEXT, ff_avg_pixels8_xy2 ## CPUEXT, 8) \
173  CALL_2X_PIXELS(avg_approx_pixels16_xy2## CPUEXT, ff_avg_approx_pixels8_xy2## CPUEXT, 8)
174 
175 HPELDSP_AVG_PIXELS16(_3dnow)
176 HPELDSP_AVG_PIXELS16(_mmxext)
177 
178 #endif /* HAVE_YASM */
179 
180 #define SET_HPEL_FUNCS_EXT(PFX, IDX, SIZE, CPU) \
181  if (HAVE_MMX_EXTERNAL) \
182  c->PFX ## _pixels_tab IDX [0] = PFX ## _pixels ## SIZE ## _ ## CPU;
183 
184 #if HAVE_MMX_INLINE
185 #define SET_HPEL_FUNCS(PFX, IDX, SIZE, CPU) \
186  do { \
187  SET_HPEL_FUNCS_EXT(PFX, IDX, SIZE, CPU) \
188  c->PFX ## _pixels_tab IDX [1] = PFX ## _pixels ## SIZE ## _x2_ ## CPU; \
189  c->PFX ## _pixels_tab IDX [2] = PFX ## _pixels ## SIZE ## _y2_ ## CPU; \
190  c->PFX ## _pixels_tab IDX [3] = PFX ## _pixels ## SIZE ## _xy2_ ## CPU; \
191  } while (0)
192 #else
193 #define SET_HPEL_FUNCS(PFX, IDX, SIZE, CPU) \
194  do { \
195  SET_HPEL_FUNCS_EXT(PFX, IDX, SIZE, CPU) \
196  } while (0)
197 #endif
198 
199 static void hpeldsp_init_mmx(HpelDSPContext *c, int flags, int cpu_flags)
200 {
201  SET_HPEL_FUNCS(put, [0], 16, mmx);
202  SET_HPEL_FUNCS(put_no_rnd, [0], 16, mmx);
203  SET_HPEL_FUNCS(avg, [0], 16, mmx);
204  SET_HPEL_FUNCS(avg_no_rnd, , 16, mmx);
205  SET_HPEL_FUNCS(put, [1], 8, mmx);
206  SET_HPEL_FUNCS(put_no_rnd, [1], 8, mmx);
207  if (HAVE_MMX_EXTERNAL) {
210  }
211 #if HAVE_MMX_INLINE
212  c->avg_pixels_tab[1][2] = avg_pixels8_y2_mmx;
214 #endif
215 }
216 
217 static void hpeldsp_init_mmxext(HpelDSPContext *c, int flags, int cpu_flags)
218 {
219 #if HAVE_MMXEXT_EXTERNAL
221  c->put_pixels_tab[0][2] = put_pixels16_y2_mmxext;
222 
223  c->avg_pixels_tab[0][0] = avg_pixels16_mmxext;
224  c->avg_pixels_tab[0][1] = avg_pixels16_x2_mmxext;
225  c->avg_pixels_tab[0][2] = avg_pixels16_y2_mmxext;
226  c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mmxext;
227 
230 
235 
236  if (!(flags & AV_CODEC_FLAG_BITEXACT)) {
237  c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_mmxext;
238  c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_mmxext;
241 
242  c->avg_pixels_tab[0][3] = avg_approx_pixels16_xy2_mmxext;
244  }
245 
246  if (CONFIG_VP3_DECODER && flags & AV_CODEC_FLAG_BITEXACT) {
249  }
250 #endif /* HAVE_MMXEXT_EXTERNAL */
251 }
252 
253 static void hpeldsp_init_3dnow(HpelDSPContext *c, int flags, int cpu_flags)
254 {
255 #if HAVE_AMD3DNOW_EXTERNAL
257  c->put_pixels_tab[0][2] = put_pixels16_y2_3dnow;
258 
259  c->avg_pixels_tab[0][0] = avg_pixels16_3dnow;
260  c->avg_pixels_tab[0][1] = avg_pixels16_x2_3dnow;
261  c->avg_pixels_tab[0][2] = avg_pixels16_y2_3dnow;
262  c->avg_pixels_tab[0][3] = avg_pixels16_xy2_3dnow;
263 
266 
271 
272  if (!(flags & AV_CODEC_FLAG_BITEXACT)){
273  c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_3dnow;
274  c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_3dnow;
277 
278  c->avg_pixels_tab[0][3] = avg_approx_pixels16_xy2_3dnow;
280  }
281 
282  if (CONFIG_VP3_DECODER && flags & AV_CODEC_FLAG_BITEXACT) {
285  }
286 #endif /* HAVE_AMD3DNOW_EXTERNAL */
287 }
288 
289 static void hpeldsp_init_sse2(HpelDSPContext *c, int flags, int cpu_flags)
290 {
291 #if HAVE_SSE2_EXTERNAL
292  if (!(cpu_flags & AV_CPU_FLAG_SSE2SLOW)) {
293  // these functions are slower than mmx on AMD, but faster on Intel
303  }
304 #endif /* HAVE_SSE2_EXTERNAL */
305 }
306 
307 static void hpeldsp_init_ssse3(HpelDSPContext *c, int flags, int cpu_flags)
308 {
309 #if HAVE_SSSE3_EXTERNAL
314 #endif
315 }
316 
318 {
319  int cpu_flags = av_get_cpu_flags();
320 
321  if (INLINE_MMX(cpu_flags))
322  hpeldsp_init_mmx(c, flags, cpu_flags);
323 
324  if (EXTERNAL_AMD3DNOW(cpu_flags))
325  hpeldsp_init_3dnow(c, flags, cpu_flags);
326 
327  if (EXTERNAL_MMXEXT(cpu_flags))
328  hpeldsp_init_mmxext(c, flags, cpu_flags);
329 
330  if (EXTERNAL_SSE2(cpu_flags))
331  hpeldsp_init_sse2(c, flags, cpu_flags);
332 
333  if (EXTERNAL_SSSE3(cpu_flags))
334  hpeldsp_init_ssse3(c, flags, cpu_flags);
335 }
void ff_put_pixels16_y2_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_no_rnd_pixels8_y2_exact_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
op_pixels_func avg_pixels_tab[4][4]
Halfpel motion compensation with rounding (a+b+1)>>1.
Definition: hpeldsp.h:68
void ff_avg_pixels16_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels16_xy2_ssse3(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
static void hpeldsp_init_3dnow(HpelDSPContext *c, int flags, int cpu_flags)
Definition: hpeldsp_init.c:253
static void hpeldsp_init_mmx(HpelDSPContext *c, int flags, int cpu_flags)
Definition: hpeldsp_init.c:199
Macro definitions for various function/variable attributes.
static int16_t block[64]
Definition: dct.c:113
static void hpeldsp_init_mmxext(HpelDSPContext *c, int flags, int cpu_flags)
Definition: hpeldsp_init.c:217
void ff_avg_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
uint8_t
#define av_cold
Definition: attributes.h:82
void ff_put_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_no_rnd_pixels8_y2_exact_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels16_xy2_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
av_cold void ff_hpeldsp_init_x86(HpelDSPContext *c, int flags)
Definition: hpeldsp_init.c:317
void ff_put_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
#define AV_CPU_FLAG_SSE2SLOW
SSE2 supported, but usually not faster.
Definition: cpu.h:35
#define CALL_2X_PIXELS(a, b, n)
Definition: pixels.h:34
#define EXTERNAL_SSE2(flags)
Definition: cpu.h:57
void ff_avg_pixels16_y2_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
#define INLINE_MMX(flags)
Definition: cpu.h:81
void ff_put_pixels8_xy2_mmx(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels8_xy2_ssse3(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_pixels16_xy2_mmx(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_pixels16_x2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_no_rnd_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
Half-pel DSP context.
Definition: hpeldsp.h:45
#define AV_CODEC_FLAG_BITEXACT
Use only bitexact stuff (except (I)DCT).
Definition: avcodec.h:885
static void hpeldsp_init_sse2(HpelDSPContext *c, int flags, int cpu_flags)
Definition: hpeldsp_init.c:289
#define CALL_2X_PIXELS_EXPORT(a, b, n)
Definition: pixels.h:35
#define SET_HPEL_FUNCS(PFX, IDX, SIZE, CPU)
Definition: hpeldsp_init.c:193
void ff_avg_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_no_rnd_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_pixels16_x2_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels8_xy2_mmx(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels16_x2_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
Half-pel DSP functions.
Libavcodec external API header.
void ff_put_pixels16_x2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
op_pixels_func put_pixels_tab[4][4]
Halfpel motion compensation with rounding (a+b+1)>>1.
Definition: hpeldsp.h:56
void ff_put_no_rnd_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
#define EXTERNAL_SSSE3(flags)
Definition: cpu.h:63
op_pixels_func put_no_rnd_pixels_tab[4][4]
Halfpel motion compensation with no rounding (a+b)>>1.
Definition: hpeldsp.h:80
void ff_put_pixels8_xy2_ssse3(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:76
void ff_avg_pixels8_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels16_xy2_mmx(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels8_xy2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
static int flags
Definition: cpu.c:47
void ff_put_pixels16_xy2_ssse3(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
#define EXTERNAL_MMXEXT(flags)
Definition: cpu.h:55
#define avg(a, b, c, d)
void ff_avg_pixels8_mmx(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_pixels16_xy2_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_no_rnd_pixels8_x2_exact_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_approx_pixels8_xy2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
static double c[64]
void ff_put_pixels16_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_approx_pixels8_xy2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
int pixels
Definition: avisynth_c.h:429
void ff_avg_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels8_x2_mmx(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_avg_pixels8_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_no_rnd_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
void ff_put_no_rnd_pixels8_x2_exact_3dnow(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
static void hpeldsp_init_ssse3(HpelDSPContext *c, int flags, int cpu_flags)
Definition: hpeldsp_init.c:307
#define EXTERNAL_AMD3DNOW(flags)
Definition: cpu.h:52
void ff_avg_pixels8_xy2_mmxext(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)