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h264dsp_init.c
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1 /*
2  * Copyright (c) 2004-2005 Michael Niedermayer, Loren Merritt
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 #include "libavutil/attributes.h"
22 #include "libavutil/cpu.h"
23 #include "libavutil/x86/asm.h"
24 #include "libavutil/x86/cpu.h"
25 #include "libavcodec/h264dsp.h"
26 
27 /***********************************/
28 /* IDCT */
29 #define IDCT_ADD_FUNC(NUM, DEPTH, OPT) \
30 void ff_h264_idct ## NUM ## _add_ ## DEPTH ## _ ## OPT(uint8_t *dst, \
31  int16_t *block, \
32  int stride);
33 
34 IDCT_ADD_FUNC(, 8, mmx)
35 IDCT_ADD_FUNC(, 10, sse2)
36 IDCT_ADD_FUNC(_dc, 8, mmxext)
37 IDCT_ADD_FUNC(_dc, 10, mmxext)
38 IDCT_ADD_FUNC(8_dc, 8, mmxext)
39 IDCT_ADD_FUNC(8_dc, 10, sse2)
40 IDCT_ADD_FUNC(8, 8, mmx)
41 IDCT_ADD_FUNC(8, 8, sse2)
42 IDCT_ADD_FUNC(8, 10, sse2)
43 IDCT_ADD_FUNC(, 10, avx)
44 IDCT_ADD_FUNC(8_dc, 10, avx)
45 IDCT_ADD_FUNC(8, 10, avx)
46 
47 
48 #define IDCT_ADD_REP_FUNC(NUM, REP, DEPTH, OPT) \
49 void ff_h264_idct ## NUM ## _add ## REP ## _ ## DEPTH ## _ ## OPT \
50  (uint8_t *dst, const int *block_offset, \
51  int16_t *block, int stride, const uint8_t nnzc[6 * 8]);
52 
53 IDCT_ADD_REP_FUNC(8, 4, 8, mmx)
54 IDCT_ADD_REP_FUNC(8, 4, 8, mmxext)
55 IDCT_ADD_REP_FUNC(8, 4, 8, sse2)
56 IDCT_ADD_REP_FUNC(8, 4, 10, sse2)
57 IDCT_ADD_REP_FUNC(8, 4, 10, avx)
58 IDCT_ADD_REP_FUNC(, 16, 8, mmx)
59 IDCT_ADD_REP_FUNC(, 16, 8, mmxext)
60 IDCT_ADD_REP_FUNC(, 16, 8, sse2)
61 IDCT_ADD_REP_FUNC(, 16, 10, sse2)
62 IDCT_ADD_REP_FUNC(, 16intra, 8, mmx)
63 IDCT_ADD_REP_FUNC(, 16intra, 8, mmxext)
64 IDCT_ADD_REP_FUNC(, 16intra, 8, sse2)
65 IDCT_ADD_REP_FUNC(, 16intra, 10, sse2)
66 IDCT_ADD_REP_FUNC(, 16, 10, avx)
67 IDCT_ADD_REP_FUNC(, 16intra, 10, avx)
68 
69 
70 #define IDCT_ADD_REP_FUNC2(NUM, REP, DEPTH, OPT) \
71 void ff_h264_idct ## NUM ## _add ## REP ## _ ## DEPTH ## _ ## OPT \
72  (uint8_t **dst, const int *block_offset, \
73  int16_t *block, int stride, const uint8_t nnzc[6 * 8]);
74 
75 IDCT_ADD_REP_FUNC2(, 8, 8, mmx)
76 IDCT_ADD_REP_FUNC2(, 8, 8, mmxext)
77 IDCT_ADD_REP_FUNC2(, 8, 8, sse2)
78 IDCT_ADD_REP_FUNC2(, 8, 10, sse2)
79 IDCT_ADD_REP_FUNC2(, 8, 10, avx)
80 
81 void ff_h264_luma_dc_dequant_idct_mmx(int16_t *output, int16_t *input, int qmul);
82 void ff_h264_luma_dc_dequant_idct_sse2(int16_t *output, int16_t *input, int qmul);
83 
84 /***********************************/
85 /* deblocking */
86 
87 void ff_h264_loop_filter_strength_mmxext(int16_t bS[2][4][4], uint8_t nnz[40],
88  int8_t ref[2][40],
89  int16_t mv[2][40][2],
90  int bidir, int edges, int step,
91  int mask_mv0, int mask_mv1, int field);
92 
93 #define LF_FUNC(DIR, TYPE, DEPTH, OPT) \
94 void ff_deblock_ ## DIR ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT(uint8_t *pix, \
95  int stride, \
96  int alpha, \
97  int beta, \
98  int8_t *tc0);
99 #define LF_IFUNC(DIR, TYPE, DEPTH, OPT) \
100 void ff_deblock_ ## DIR ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT(uint8_t *pix, \
101  int stride, \
102  int alpha, \
103  int beta);
104 
105 #define LF_FUNCS(type, depth) \
106 LF_FUNC(h, chroma, depth, mmxext) \
107 LF_IFUNC(h, chroma_intra, depth, mmxext) \
108 LF_FUNC(v, chroma, depth, mmxext) \
109 LF_IFUNC(v, chroma_intra, depth, mmxext) \
110 LF_FUNC(h, luma, depth, mmxext) \
111 LF_IFUNC(h, luma_intra, depth, mmxext) \
112 LF_FUNC(h, luma, depth, sse2) \
113 LF_IFUNC(h, luma_intra, depth, sse2) \
114 LF_FUNC(v, luma, depth, sse2) \
115 LF_IFUNC(v, luma_intra, depth, sse2) \
116 LF_FUNC(h, chroma, depth, sse2) \
117 LF_IFUNC(h, chroma_intra, depth, sse2) \
118 LF_FUNC(v, chroma, depth, sse2) \
119 LF_IFUNC(v, chroma_intra, depth, sse2) \
120 LF_FUNC(h, luma, depth, avx) \
121 LF_IFUNC(h, luma_intra, depth, avx) \
122 LF_FUNC(v, luma, depth, avx) \
123 LF_IFUNC(v, luma_intra, depth, avx) \
124 LF_FUNC(h, chroma, depth, avx) \
125 LF_IFUNC(h, chroma_intra, depth, avx) \
126 LF_FUNC(v, chroma, depth, avx) \
127 LF_IFUNC(v, chroma_intra, depth, avx)
128 
129 LF_FUNCS(uint8_t, 8)
130 LF_FUNCS(uint16_t, 10)
131 
132 #if ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL
133 LF_FUNC(v8, luma, 8, mmxext)
134 static void deblock_v_luma_8_mmxext(uint8_t *pix, int stride, int alpha,
135  int beta, int8_t *tc0)
136 {
137  if ((tc0[0] & tc0[1]) >= 0)
138  ff_deblock_v8_luma_8_mmxext(pix + 0, stride, alpha, beta, tc0);
139  if ((tc0[2] & tc0[3]) >= 0)
140  ff_deblock_v8_luma_8_mmxext(pix + 8, stride, alpha, beta, tc0 + 2);
141 }
142 LF_IFUNC(v8, luma_intra, 8, mmxext)
143 static void deblock_v_luma_intra_8_mmxext(uint8_t *pix, int stride,
144  int alpha, int beta)
145 {
146  ff_deblock_v8_luma_intra_8_mmxext(pix + 0, stride, alpha, beta);
147  ff_deblock_v8_luma_intra_8_mmxext(pix + 8, stride, alpha, beta);
148 }
149 #endif /* ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL */
150 
151 LF_FUNC(v, luma, 10, mmxext)
152 LF_IFUNC(v, luma_intra, 10, mmxext)
153 
154 /***********************************/
155 /* weighted prediction */
156 
157 #define H264_WEIGHT(W, OPT) \
158 void ff_h264_weight_ ## W ## _ ## OPT(uint8_t *dst, int stride, \
159  int height, int log2_denom, \
160  int weight, int offset);
161 
162 #define H264_BIWEIGHT(W, OPT) \
163 void ff_h264_biweight_ ## W ## _ ## OPT(uint8_t *dst, uint8_t *src, \
164  int stride, int height, \
165  int log2_denom, int weightd, \
166  int weights, int offset);
167 
168 #define H264_BIWEIGHT_MMX(W) \
169  H264_WEIGHT(W, mmxext) \
170  H264_BIWEIGHT(W, mmxext)
171 
172 #define H264_BIWEIGHT_MMX_SSE(W) \
173  H264_BIWEIGHT_MMX(W) \
174  H264_WEIGHT(W, sse2) \
175  H264_BIWEIGHT(W, sse2) \
176  H264_BIWEIGHT(W, ssse3)
177 
178 H264_BIWEIGHT_MMX_SSE(16)
179 H264_BIWEIGHT_MMX_SSE(8)
180 H264_BIWEIGHT_MMX(4)
181 
182 #define H264_WEIGHT_10(W, DEPTH, OPT) \
183 void ff_h264_weight_ ## W ## _ ## DEPTH ## _ ## OPT(uint8_t *dst, \
184  int stride, \
185  int height, \
186  int log2_denom, \
187  int weight, \
188  int offset);
189 
190 #define H264_BIWEIGHT_10(W, DEPTH, OPT) \
191 void ff_h264_biweight_ ## W ## _ ## DEPTH ## _ ## OPT(uint8_t *dst, \
192  uint8_t *src, \
193  int stride, \
194  int height, \
195  int log2_denom, \
196  int weightd, \
197  int weights, \
198  int offset);
199 
200 #define H264_BIWEIGHT_10_SSE(W, DEPTH) \
201  H264_WEIGHT_10(W, DEPTH, sse2) \
202  H264_WEIGHT_10(W, DEPTH, sse4) \
203  H264_BIWEIGHT_10(W, DEPTH, sse2) \
204  H264_BIWEIGHT_10(W, DEPTH, sse4)
205 
206 H264_BIWEIGHT_10_SSE(16, 10)
207 H264_BIWEIGHT_10_SSE(8, 10)
208 H264_BIWEIGHT_10_SSE(4, 10)
209 
210 av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
211  const int chroma_format_idc)
212 {
213 #if HAVE_YASM
214  int cpu_flags = av_get_cpu_flags();
215 
216  if (EXTERNAL_MMXEXT(cpu_flags) && chroma_format_idc <= 1)
217  c->h264_loop_filter_strength = ff_h264_loop_filter_strength_mmxext;
218 
219  if (bit_depth == 8) {
220  if (EXTERNAL_MMX(cpu_flags)) {
221  c->h264_idct_dc_add =
222  c->h264_idct_add = ff_h264_idct_add_8_mmx;
223  c->h264_idct8_dc_add =
224  c->h264_idct8_add = ff_h264_idct8_add_8_mmx;
225 
226  c->h264_idct_add16 = ff_h264_idct_add16_8_mmx;
227  c->h264_idct8_add4 = ff_h264_idct8_add4_8_mmx;
228  if (chroma_format_idc <= 1)
229  c->h264_idct_add8 = ff_h264_idct_add8_8_mmx;
230  c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmx;
231  if (cpu_flags & AV_CPU_FLAG_CMOV)
232  c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_mmx;
233  }
234  if (EXTERNAL_MMXEXT(cpu_flags)) {
235  c->h264_idct_dc_add = ff_h264_idct_dc_add_8_mmxext;
236  c->h264_idct8_dc_add = ff_h264_idct8_dc_add_8_mmxext;
237  c->h264_idct_add16 = ff_h264_idct_add16_8_mmxext;
238  c->h264_idct8_add4 = ff_h264_idct8_add4_8_mmxext;
239  if (chroma_format_idc <= 1)
240  c->h264_idct_add8 = ff_h264_idct_add8_8_mmxext;
241  c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmxext;
242 
243  c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_8_mmxext;
244  c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_mmxext;
245  if (chroma_format_idc <= 1) {
246  c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_8_mmxext;
247  c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_mmxext;
248  }
249 #if ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL
250  c->h264_v_loop_filter_luma = deblock_v_luma_8_mmxext;
251  c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_mmxext;
252  c->h264_v_loop_filter_luma_intra = deblock_v_luma_intra_8_mmxext;
253  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_mmxext;
254 #endif /* ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL */
255  c->weight_h264_pixels_tab[0] = ff_h264_weight_16_mmxext;
256  c->weight_h264_pixels_tab[1] = ff_h264_weight_8_mmxext;
257  c->weight_h264_pixels_tab[2] = ff_h264_weight_4_mmxext;
258 
259  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_mmxext;
260  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_mmxext;
261  c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_mmxext;
262  }
263  if (EXTERNAL_SSE2(cpu_flags)) {
264  c->h264_idct8_add = ff_h264_idct8_add_8_sse2;
265 
266  c->h264_idct_add16 = ff_h264_idct_add16_8_sse2;
267  c->h264_idct8_add4 = ff_h264_idct8_add4_8_sse2;
268  if (chroma_format_idc <= 1)
269  c->h264_idct_add8 = ff_h264_idct_add8_8_sse2;
270  c->h264_idct_add16intra = ff_h264_idct_add16intra_8_sse2;
271  c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_sse2;
272 
273  c->weight_h264_pixels_tab[0] = ff_h264_weight_16_sse2;
274  c->weight_h264_pixels_tab[1] = ff_h264_weight_8_sse2;
275 
276  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_sse2;
277  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_sse2;
278 
279  c->h264_v_loop_filter_luma = ff_deblock_v_luma_8_sse2;
280  c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_sse2;
281  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_sse2;
282  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_sse2;
283  }
284  if (EXTERNAL_SSSE3(cpu_flags)) {
285  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_ssse3;
286  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_ssse3;
287  }
288  if (EXTERNAL_AVX(cpu_flags)) {
289  c->h264_v_loop_filter_luma = ff_deblock_v_luma_8_avx;
290  c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_avx;
291  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_avx;
292  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_avx;
293  }
294  } else if (bit_depth == 10) {
295  if (EXTERNAL_MMXEXT(cpu_flags)) {
296 #if ARCH_X86_32
297  c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_10_mmxext;
298  c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_mmxext;
299  c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_mmxext;
300  c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_mmxext;
301  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_mmxext;
302  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_mmxext;
303 #endif /* ARCH_X86_32 */
304  c->h264_idct_dc_add = ff_h264_idct_dc_add_10_mmxext;
305  }
306  if (EXTERNAL_SSE2(cpu_flags)) {
307  c->h264_idct_add = ff_h264_idct_add_10_sse2;
308  c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_sse2;
309 
310  c->h264_idct_add16 = ff_h264_idct_add16_10_sse2;
311  if (chroma_format_idc <= 1)
312  c->h264_idct_add8 = ff_h264_idct_add8_10_sse2;
313  c->h264_idct_add16intra = ff_h264_idct_add16intra_10_sse2;
314 #if HAVE_ALIGNED_STACK
315  c->h264_idct8_add = ff_h264_idct8_add_10_sse2;
316  c->h264_idct8_add4 = ff_h264_idct8_add4_10_sse2;
317 #endif /* HAVE_ALIGNED_STACK */
318 
319  c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse2;
320  c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse2;
321  c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse2;
322 
323  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse2;
324  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse2;
325  c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse2;
326 
327  c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_10_sse2;
328  c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_sse2;
329 #if HAVE_ALIGNED_STACK
330  c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_sse2;
331  c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_sse2;
332  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_sse2;
333  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_sse2;
334 #endif /* HAVE_ALIGNED_STACK */
335  }
336  if (EXTERNAL_SSE4(cpu_flags)) {
337  c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse4;
338  c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse4;
339  c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse4;
340 
341  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse4;
342  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse4;
343  c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse4;
344  }
345  if (EXTERNAL_AVX(cpu_flags)) {
346  c->h264_idct_dc_add =
347  c->h264_idct_add = ff_h264_idct_add_10_avx;
348  c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_avx;
349 
350  c->h264_idct_add16 = ff_h264_idct_add16_10_avx;
351  if (chroma_format_idc <= 1)
352  c->h264_idct_add8 = ff_h264_idct_add8_10_avx;
353  c->h264_idct_add16intra = ff_h264_idct_add16intra_10_avx;
354 #if HAVE_ALIGNED_STACK
355  c->h264_idct8_add = ff_h264_idct8_add_10_avx;
356  c->h264_idct8_add4 = ff_h264_idct8_add4_10_avx;
357 #endif /* HAVE_ALIGNED_STACK */
358 
359  c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_10_avx;
360  c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_avx;
361 #if HAVE_ALIGNED_STACK
362  c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_avx;
363  c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_avx;
364  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_avx;
365  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_avx;
366 #endif /* HAVE_ALIGNED_STACK */
367  }
368  }
369 #endif
370 }
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