FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/x86/hpeldsp_init.c
Date: 2022-12-05 03:11:11
Exec Total Coverage
Lines: 60 63 95.2%
Functions: 9 18 50.0%
Branches: 11 12 91.7%

Line Branch Exec Source
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 "config_components.h"
26
27 #include "libavutil/attributes.h"
28 #include "libavutil/cpu.h"
29 #include "libavutil/x86/cpu.h"
30 #include "libavcodec/avcodec.h"
31 #include "libavcodec/hpeldsp.h"
32 #include "libavcodec/pixels.h"
33 #include "fpel.h"
34 #include "hpeldsp.h"
35
36 void ff_put_pixels8_x2_mmxext(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_sse2(uint8_t *block, const uint8_t *pixels,
41 ptrdiff_t line_size, int h);
42 void ff_avg_pixels16_x2_sse2(uint8_t *block, const uint8_t *pixels,
43 ptrdiff_t line_size, int h);
44 void ff_put_pixels16_y2_sse2(uint8_t *block, const uint8_t *pixels,
45 ptrdiff_t line_size, int h);
46 void ff_avg_pixels16_y2_sse2(uint8_t *block, const uint8_t *pixels,
47 ptrdiff_t line_size, int h);
48 void ff_put_no_rnd_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
49 ptrdiff_t line_size, int h);
50 void ff_put_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
51 ptrdiff_t line_size, int h);
52 void ff_put_no_rnd_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
53 ptrdiff_t line_size, int h);
54 void ff_avg_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
55 ptrdiff_t line_size, int h);
56 void ff_avg_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
57 ptrdiff_t line_size, int h);
58 void ff_avg_approx_pixels8_xy2_mmxext(uint8_t *block, const uint8_t *pixels,
59 ptrdiff_t line_size, int h);
60
61 #define avg_pixels16_mmx ff_avg_pixels16_mmx
62 #define put_pixels8_mmx ff_put_pixels8_mmx
63 #define put_pixels16_mmx ff_put_pixels16_mmx
64 #define put_pixels8_xy2_mmx ff_put_pixels8_xy2_mmx
65 #define avg_no_rnd_pixels16_mmx ff_avg_pixels16_mmx
66 #define put_no_rnd_pixels8_mmx ff_put_pixels8_mmx
67 #define put_no_rnd_pixels16_mmx ff_put_pixels16_mmx
68
69 #if HAVE_INLINE_ASM
70
71 /***********************************/
72 /* MMX no rounding */
73 #define DEF(x, y) x ## _no_rnd_ ## y ## _mmx
74 #define SET_RND MOVQ_WONE
75 #define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX_NO_RND(a, b, c, d, e, f)
76 #define PAVGB(a, b, c, e) PAVGB_MMX_NO_RND(a, b, c, e)
77 #define STATIC static
78
79 #include "rnd_template.c"
80 #include "hpeldsp_rnd_template.c"
81
82 #undef DEF
83 #undef SET_RND
84 #undef PAVGBP
85 #undef PAVGB
86 #undef STATIC
87
88 #if HAVE_MMX
89 CALL_2X_PIXELS(avg_no_rnd_pixels16_y2_mmx, avg_no_rnd_pixels8_y2_mmx, 8)
90 1477 CALL_2X_PIXELS(put_no_rnd_pixels16_y2_mmx, put_no_rnd_pixels8_y2_mmx, 8)
91
92 CALL_2X_PIXELS(avg_no_rnd_pixels16_xy2_mmx, avg_no_rnd_pixels8_xy2_mmx, 8)
93 10118 CALL_2X_PIXELS(put_no_rnd_pixels16_xy2_mmx, put_no_rnd_pixels8_xy2_mmx, 8)
94 #endif
95
96 /***********************************/
97 /* MMX rounding */
98
99 #define SET_RND MOVQ_WTWO
100 #define DEF(x, y) ff_ ## x ## _ ## y ## _mmx
101 #define STATIC
102 #define NO_AVG
103
104 #include "rnd_template.c"
105
106 #undef NO_AVG
107 #undef DEF
108 #undef SET_RND
109
110 #if HAVE_MMX
111 CALL_2X_PIXELS(put_pixels16_xy2_mmx, ff_put_pixels8_xy2_mmx, 8)
112 #endif
113
114 #endif /* HAVE_INLINE_ASM */
115
116
117 #if HAVE_X86ASM
118
119 #define HPELDSP_AVG_PIXELS16(CPUEXT) \
120 CALL_2X_PIXELS(put_no_rnd_pixels16_x2 ## CPUEXT, ff_put_no_rnd_pixels8_x2 ## CPUEXT, 8) \
121 CALL_2X_PIXELS(put_pixels16_y2 ## CPUEXT, ff_put_pixels8_y2 ## CPUEXT, 8) \
122 CALL_2X_PIXELS(put_no_rnd_pixels16_y2 ## CPUEXT, ff_put_no_rnd_pixels8_y2 ## CPUEXT, 8) \
123 CALL_2X_PIXELS(avg_pixels16 ## CPUEXT, ff_avg_pixels8 ## CPUEXT, 8) \
124 CALL_2X_PIXELS(avg_pixels16_x2 ## CPUEXT, ff_avg_pixels8_x2 ## CPUEXT, 8) \
125 CALL_2X_PIXELS(avg_pixels16_y2 ## CPUEXT, ff_avg_pixels8_y2 ## CPUEXT, 8) \
126 CALL_2X_PIXELS(avg_pixels16_xy2 ## CPUEXT, ff_avg_pixels8_xy2 ## CPUEXT, 8) \
127 CALL_2X_PIXELS(avg_approx_pixels16_xy2## CPUEXT, ff_avg_approx_pixels8_xy2## CPUEXT, 8)
128
129 17364 HPELDSP_AVG_PIXELS16(_mmxext)
130
131 #endif /* HAVE_X86ASM */
132
133 #define SET_HPEL_FUNCS_EXT(PFX, IDX, SIZE, CPU) \
134 if (HAVE_MMX_EXTERNAL) \
135 c->PFX ## _pixels_tab IDX [0] = PFX ## _pixels ## SIZE ## _ ## CPU
136
137 #if HAVE_MMX_INLINE
138 #define SET_HPEL_FUNCS03(PFX, IDX, SIZE, CPU) \
139 do { \
140 SET_HPEL_FUNCS_EXT(PFX, IDX, SIZE, CPU); \
141 c->PFX ## _pixels_tab IDX [3] = PFX ## _pixels ## SIZE ## _xy2_ ## CPU; \
142 } while (0)
143 #define SET_HPEL_FUNCS12(PFX, IDX, SIZE, CPU) \
144 do { \
145 c->PFX ## _pixels_tab IDX [1] = PFX ## _pixels ## SIZE ## _x2_ ## CPU; \
146 c->PFX ## _pixels_tab IDX [2] = PFX ## _pixels ## SIZE ## _y2_ ## CPU; \
147 } while (0)
148 #else
149 #define SET_HPEL_FUNCS03(PFX, IDX, SIZE, CPU) SET_HPEL_FUNCS_EXT(PFX, IDX, SIZE, CPU)
150 #define SET_HPEL_FUNCS12(PFX, IDX, SIZE, CPU) ((void)0)
151 #endif
152 #define SET_HPEL_FUNCS(PFX, IDX, SIZE, CPU) \
153 do { \
154 SET_HPEL_FUNCS03(PFX, IDX, SIZE, CPU); \
155 SET_HPEL_FUNCS12(PFX, IDX, SIZE, CPU); \
156 } while (0)
157
158 176 static void hpeldsp_init_mmx(HpelDSPContext *c, int flags)
159 {
160 176 SET_HPEL_FUNCS03(put, [0], 16, mmx);
161 176 SET_HPEL_FUNCS(put_no_rnd, [0], 16, mmx);
162 176 SET_HPEL_FUNCS(avg_no_rnd, , 16, mmx);
163 176 SET_HPEL_FUNCS03(put, [1], 8, mmx);
164 176 SET_HPEL_FUNCS(put_no_rnd, [1], 8, mmx);
165 176 }
166
167 176 static void hpeldsp_init_mmxext(HpelDSPContext *c, int flags)
168 {
169 #if HAVE_MMXEXT_EXTERNAL
170 176 c->put_pixels_tab[0][1] = ff_put_pixels16_x2_mmxext;
171 176 c->put_pixels_tab[0][2] = put_pixels16_y2_mmxext;
172
173 176 c->avg_pixels_tab[0][0] = avg_pixels16_mmxext;
174 176 c->avg_pixels_tab[0][1] = avg_pixels16_x2_mmxext;
175 176 c->avg_pixels_tab[0][2] = avg_pixels16_y2_mmxext;
176 176 c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mmxext;
177
178 176 c->put_pixels_tab[1][1] = ff_put_pixels8_x2_mmxext;
179 176 c->put_pixels_tab[1][2] = ff_put_pixels8_y2_mmxext;
180
181 176 c->avg_pixels_tab[1][0] = ff_avg_pixels8_mmxext;
182 176 c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_mmxext;
183 176 c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_mmxext;
184 176 c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_mmxext;
185
186
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176 if (!(flags & AV_CODEC_FLAG_BITEXACT)) {
187 173 c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_mmxext;
188 173 c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_mmxext;
189 173 c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_mmxext;
190 173 c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_mmxext;
191
192 173 c->avg_pixels_tab[0][3] = avg_approx_pixels16_xy2_mmxext;
193 173 c->avg_pixels_tab[1][3] = ff_avg_approx_pixels8_xy2_mmxext;
194 }
195 #endif /* HAVE_MMXEXT_EXTERNAL */
196 176 }
197
198 176 static void hpeldsp_init_sse2_fast(HpelDSPContext *c, int flags)
199 {
200 #if HAVE_SSE2_EXTERNAL
201 176 c->put_pixels_tab[0][0] = ff_put_pixels16_sse2;
202 176 c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_sse2;
203 176 c->put_pixels_tab[0][1] = ff_put_pixels16_x2_sse2;
204 176 c->put_pixels_tab[0][2] = ff_put_pixels16_y2_sse2;
205 176 c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_sse2;
206 176 c->avg_pixels_tab[0][0] = ff_avg_pixels16_sse2;
207 176 c->avg_pixels_tab[0][1] = ff_avg_pixels16_x2_sse2;
208 176 c->avg_pixels_tab[0][2] = ff_avg_pixels16_y2_sse2;
209 176 c->avg_pixels_tab[0][3] = ff_avg_pixels16_xy2_sse2;
210 #endif /* HAVE_SSE2_EXTERNAL */
211 176 }
212
213 176 static void hpeldsp_init_ssse3(HpelDSPContext *c, int flags)
214 {
215 #if HAVE_SSSE3_EXTERNAL
216 176 c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_ssse3;
217 176 c->avg_pixels_tab[0][3] = ff_avg_pixels16_xy2_ssse3;
218 176 c->put_pixels_tab[1][3] = ff_put_pixels8_xy2_ssse3;
219 176 c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_ssse3;
220 #endif
221 176 }
222
223 1071 av_cold void ff_hpeldsp_init_x86(HpelDSPContext *c, int flags)
224 {
225 1071 int cpu_flags = av_get_cpu_flags();
226
227
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1071 if (INLINE_MMX(cpu_flags))
228 176 hpeldsp_init_mmx(c, flags);
229
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1071 if (EXTERNAL_MMXEXT(cpu_flags))
231 176 hpeldsp_init_mmxext(c, flags);
232
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1071 if (EXTERNAL_SSE2_FAST(cpu_flags))
234 176 hpeldsp_init_sse2_fast(c, flags);
235
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1071 if (EXTERNAL_SSSE3(cpu_flags))
237 176 hpeldsp_init_ssse3(c, flags);
238
239 if (CONFIG_VP3_DECODER)
240 1071 ff_hpeldsp_vp3_init_x86(c, cpu_flags, flags);
241 1071 }
242