2 * SIMD-optimized halfpel functions
3 * Copyright (c) 2000, 2001 Fabrice Bellard
4 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
6 * This file is part of Libav.
8 * Libav 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.
13 * Libav 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.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with Libav; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
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"
34 void ff_put_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
35 ptrdiff_t line_size, int h);
36 void ff_put_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
37 ptrdiff_t line_size, int h);
38 void ff_put_pixels16_x2_mmxext(uint8_t *block, const uint8_t *pixels,
39 ptrdiff_t line_size, int h);
40 void ff_put_pixels16_x2_3dnow(uint8_t *block, const uint8_t *pixels,
41 ptrdiff_t line_size, int h);
42 void ff_put_no_rnd_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
43 ptrdiff_t line_size, int h);
44 void ff_put_no_rnd_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
45 ptrdiff_t line_size, int h);
46 void ff_put_no_rnd_pixels8_x2_exact_mmxext(uint8_t *block,
47 const uint8_t *pixels,
48 ptrdiff_t line_size, int h);
49 void ff_put_no_rnd_pixels8_x2_exact_3dnow(uint8_t *block,
50 const uint8_t *pixels,
51 ptrdiff_t line_size, int h);
52 void ff_put_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
53 ptrdiff_t line_size, int h);
54 void ff_put_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
55 ptrdiff_t line_size, int h);
56 void ff_put_no_rnd_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
57 ptrdiff_t line_size, int h);
58 void ff_put_no_rnd_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
59 ptrdiff_t line_size, int h);
60 void ff_put_no_rnd_pixels8_y2_exact_mmxext(uint8_t *block,
61 const uint8_t *pixels,
62 ptrdiff_t line_size, int h);
63 void ff_put_no_rnd_pixels8_y2_exact_3dnow(uint8_t *block,
64 const uint8_t *pixels,
65 ptrdiff_t line_size, int h);
66 void ff_avg_pixels8_3dnow(uint8_t *block, const uint8_t *pixels,
67 ptrdiff_t line_size, int h);
68 void ff_avg_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
69 ptrdiff_t line_size, int h);
70 void ff_avg_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
71 ptrdiff_t line_size, int h);
72 void ff_avg_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
73 ptrdiff_t line_size, int h);
74 void ff_avg_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
75 ptrdiff_t line_size, int h);
76 void ff_avg_pixels8_xy2_mmxext(uint8_t *block, const uint8_t *pixels,
77 ptrdiff_t line_size, int h);
78 void ff_avg_pixels8_xy2_3dnow(uint8_t *block, const uint8_t *pixels,
79 ptrdiff_t line_size, int h);
81 #define avg_pixels8_mmx ff_avg_pixels8_mmx
82 #define avg_pixels8_x2_mmx ff_avg_pixels8_x2_mmx
83 #define avg_pixels16_mmx ff_avg_pixels16_mmx
84 #define avg_pixels8_xy2_mmx ff_avg_pixels8_xy2_mmx
85 #define avg_pixels16_xy2_mmx ff_avg_pixels16_xy2_mmx
86 #define put_pixels8_mmx ff_put_pixels8_mmx
87 #define put_pixels16_mmx ff_put_pixels16_mmx
88 #define put_pixels8_xy2_mmx ff_put_pixels8_xy2_mmx
89 #define put_pixels16_xy2_mmx ff_put_pixels16_xy2_mmx
90 #define avg_no_rnd_pixels16_mmx ff_avg_pixels16_mmx
91 #define put_no_rnd_pixels8_mmx ff_put_pixels8_mmx
92 #define put_no_rnd_pixels16_mmx ff_put_pixels16_mmx
96 /***********************************/
98 #define DEF(x, y) x ## _no_rnd_ ## y ## _mmx
99 #define SET_RND MOVQ_WONE
100 #define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX_NO_RND(a, b, c, d, e, f)
101 #define PAVGB(a, b, c, e) PAVGB_MMX_NO_RND(a, b, c, e)
102 #define STATIC static
104 #include "rnd_template.c"
105 #include "hpeldsp_rnd_template.c"
113 CALL_2X_PIXELS(avg_no_rnd_pixels16_y2_mmx, avg_no_rnd_pixels8_y2_mmx, 8)
114 CALL_2X_PIXELS(put_no_rnd_pixels16_y2_mmx, put_no_rnd_pixels8_y2_mmx, 8)
116 CALL_2X_PIXELS(avg_no_rnd_pixels16_xy2_mmx, avg_no_rnd_pixels8_xy2_mmx, 8)
117 CALL_2X_PIXELS(put_no_rnd_pixels16_xy2_mmx, put_no_rnd_pixels8_xy2_mmx, 8)
119 /***********************************/
122 #define DEF(x, y) x ## _ ## y ## _mmx
123 #define SET_RND MOVQ_WTWO
124 #define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX(a, b, c, d, e, f)
125 #define PAVGB(a, b, c, e) PAVGB_MMX(a, b, c, e)
127 #include "hpeldsp_rnd_template.c"
130 #define DEF(x, y) ff_ ## x ## _ ## y ## _mmx
133 #include "rnd_template.c"
140 CALL_2X_PIXELS(avg_pixels16_y2_mmx, avg_pixels8_y2_mmx, 8)
141 CALL_2X_PIXELS(put_pixels16_y2_mmx, put_pixels8_y2_mmx, 8)
143 CALL_2X_PIXELS_EXPORT(ff_avg_pixels16_xy2_mmx, ff_avg_pixels8_xy2_mmx, 8)
144 CALL_2X_PIXELS_EXPORT(ff_put_pixels16_xy2_mmx, ff_put_pixels8_xy2_mmx, 8)
146 #endif /* HAVE_INLINE_ASM */
151 #define HPELDSP_AVG_PIXELS16(CPUEXT) \
152 CALL_2X_PIXELS(put_no_rnd_pixels16_x2 ## CPUEXT, ff_put_no_rnd_pixels8_x2 ## CPUEXT, 8) \
153 CALL_2X_PIXELS(put_pixels16_y2 ## CPUEXT, ff_put_pixels8_y2 ## CPUEXT, 8) \
154 CALL_2X_PIXELS(put_no_rnd_pixels16_y2 ## CPUEXT, ff_put_no_rnd_pixels8_y2 ## CPUEXT, 8) \
155 CALL_2X_PIXELS(avg_pixels16 ## CPUEXT, ff_avg_pixels8 ## CPUEXT, 8) \
156 CALL_2X_PIXELS(avg_pixels16_x2 ## CPUEXT, ff_avg_pixels8_x2 ## CPUEXT, 8) \
157 CALL_2X_PIXELS(avg_pixels16_y2 ## CPUEXT, ff_avg_pixels8_y2 ## CPUEXT, 8) \
158 CALL_2X_PIXELS(avg_pixels16_xy2 ## CPUEXT, ff_avg_pixels8_xy2 ## CPUEXT, 8)
160 HPELDSP_AVG_PIXELS16(_3dnow)
161 HPELDSP_AVG_PIXELS16(_mmxext)
163 #endif /* HAVE_YASM */
165 #define SET_HPEL_FUNCS(PFX, IDX, SIZE, CPU) \
167 c->PFX ## _pixels_tab IDX [0] = PFX ## _pixels ## SIZE ## _ ## CPU; \
168 c->PFX ## _pixels_tab IDX [1] = PFX ## _pixels ## SIZE ## _x2_ ## CPU; \
169 c->PFX ## _pixels_tab IDX [2] = PFX ## _pixels ## SIZE ## _y2_ ## CPU; \
170 c->PFX ## _pixels_tab IDX [3] = PFX ## _pixels ## SIZE ## _xy2_ ## CPU; \
173 static void hpeldsp_init_mmx(HpelDSPContext *c, int flags, int cpu_flags)
176 SET_HPEL_FUNCS(put, [0], 16, mmx);
177 SET_HPEL_FUNCS(put_no_rnd, [0], 16, mmx);
178 SET_HPEL_FUNCS(avg, [0], 16, mmx);
179 SET_HPEL_FUNCS(avg_no_rnd, , 16, mmx);
180 SET_HPEL_FUNCS(put, [1], 8, mmx);
181 SET_HPEL_FUNCS(put_no_rnd, [1], 8, mmx);
182 SET_HPEL_FUNCS(avg, [1], 8, mmx);
183 #endif /* HAVE_MMX_INLINE */
186 static void hpeldsp_init_mmxext(HpelDSPContext *c, int flags, int cpu_flags)
188 #if HAVE_MMXEXT_EXTERNAL
189 c->put_pixels_tab[0][1] = ff_put_pixels16_x2_mmxext;
190 c->put_pixels_tab[0][2] = put_pixels16_y2_mmxext;
192 c->avg_pixels_tab[0][0] = avg_pixels16_mmxext;
193 c->avg_pixels_tab[0][1] = avg_pixels16_x2_mmxext;
194 c->avg_pixels_tab[0][2] = avg_pixels16_y2_mmxext;
196 c->put_pixels_tab[1][1] = ff_put_pixels8_x2_mmxext;
197 c->put_pixels_tab[1][2] = ff_put_pixels8_y2_mmxext;
199 c->avg_pixels_tab[1][0] = ff_avg_pixels8_mmxext;
200 c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_mmxext;
201 c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_mmxext;
203 if (!(flags & AV_CODEC_FLAG_BITEXACT)) {
204 c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_mmxext;
205 c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_mmxext;
206 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_mmxext;
207 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_mmxext;
209 c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mmxext;
210 c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_mmxext;
213 if (flags & AV_CODEC_FLAG_BITEXACT && CONFIG_VP3_DECODER) {
214 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_mmxext;
215 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_mmxext;
217 #endif /* HAVE_MMXEXT_EXTERNAL */
220 static void hpeldsp_init_3dnow(HpelDSPContext *c, int flags, int cpu_flags)
222 #if HAVE_AMD3DNOW_EXTERNAL
223 c->put_pixels_tab[0][1] = ff_put_pixels16_x2_3dnow;
224 c->put_pixels_tab[0][2] = put_pixels16_y2_3dnow;
226 c->avg_pixels_tab[0][0] = avg_pixels16_3dnow;
227 c->avg_pixels_tab[0][1] = avg_pixels16_x2_3dnow;
228 c->avg_pixels_tab[0][2] = avg_pixels16_y2_3dnow;
230 c->put_pixels_tab[1][1] = ff_put_pixels8_x2_3dnow;
231 c->put_pixels_tab[1][2] = ff_put_pixels8_y2_3dnow;
233 c->avg_pixels_tab[1][0] = ff_avg_pixels8_3dnow;
234 c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_3dnow;
235 c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_3dnow;
237 if (!(flags & AV_CODEC_FLAG_BITEXACT)){
238 c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_3dnow;
239 c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_3dnow;
240 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_3dnow;
241 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_3dnow;
243 c->avg_pixels_tab[0][3] = avg_pixels16_xy2_3dnow;
244 c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_3dnow;
247 if (flags & AV_CODEC_FLAG_BITEXACT && CONFIG_VP3_DECODER) {
248 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_3dnow;
249 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_3dnow;
251 #endif /* HAVE_AMD3DNOW_EXTERNAL */
254 static void hpeldsp_init_sse2(HpelDSPContext *c, int flags, int cpu_flags)
256 #if HAVE_SSE2_EXTERNAL
257 if (!(cpu_flags & AV_CPU_FLAG_SSE2SLOW)) {
258 // these functions are slower than mmx on AMD, but faster on Intel
259 c->put_pixels_tab[0][0] = ff_put_pixels16_sse2;
260 c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_sse2;
261 c->avg_pixels_tab[0][0] = ff_avg_pixels16_sse2;
263 #endif /* HAVE_SSE2_EXTERNAL */
266 av_cold void ff_hpeldsp_init_x86(HpelDSPContext *c, int flags)
268 int cpu_flags = av_get_cpu_flags();
270 if (INLINE_MMX(cpu_flags))
271 hpeldsp_init_mmx(c, flags, cpu_flags);
273 if (EXTERNAL_AMD3DNOW(cpu_flags))
274 hpeldsp_init_3dnow(c, flags, cpu_flags);
276 if (EXTERNAL_MMXEXT(cpu_flags))
277 hpeldsp_init_mmxext(c, flags, cpu_flags);
279 if (EXTERNAL_SSE2(cpu_flags))
280 hpeldsp_init_sse2(c, flags, cpu_flags);