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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 #include "dsputil_x86.h"
27 
28 /***********************************/
29 /* IDCT */
30 #define IDCT_ADD_FUNC(NUM, DEPTH, OPT) \
31 void ff_h264_idct ## NUM ## _add_ ## DEPTH ## _ ## OPT(uint8_t *dst, \
32  int16_t *block, \
33  int stride);
34 
35 IDCT_ADD_FUNC(, 8, mmx)
36 IDCT_ADD_FUNC(, 10, sse2)
37 IDCT_ADD_FUNC(_dc, 8, mmxext)
38 IDCT_ADD_FUNC(_dc, 10, mmxext)
39 IDCT_ADD_FUNC(8_dc, 8, mmxext)
40 IDCT_ADD_FUNC(8_dc, 10, sse2)
41 IDCT_ADD_FUNC(8, 8, mmx)
42 IDCT_ADD_FUNC(8, 8, sse2)
43 IDCT_ADD_FUNC(8, 10, sse2)
44 IDCT_ADD_FUNC(, 10, avx)
45 IDCT_ADD_FUNC(8_dc, 10, avx)
46 IDCT_ADD_FUNC(8, 10, avx)
47 
48 
49 #define IDCT_ADD_REP_FUNC(NUM, REP, DEPTH, OPT) \
50 void ff_h264_idct ## NUM ## _add ## REP ## _ ## DEPTH ## _ ## OPT \
51  (uint8_t *dst, const int *block_offset, \
52  int16_t *block, int stride, const uint8_t nnzc[6 * 8]);
53 
54 IDCT_ADD_REP_FUNC(8, 4, 8, mmx)
55 IDCT_ADD_REP_FUNC(8, 4, 8, mmxext)
56 IDCT_ADD_REP_FUNC(8, 4, 8, sse2)
57 IDCT_ADD_REP_FUNC(8, 4, 10, sse2)
58 IDCT_ADD_REP_FUNC(8, 4, 10, avx)
59 IDCT_ADD_REP_FUNC(, 16, 8, mmx)
60 IDCT_ADD_REP_FUNC(, 16, 8, mmxext)
61 IDCT_ADD_REP_FUNC(, 16, 8, sse2)
62 IDCT_ADD_REP_FUNC(, 16, 10, sse2)
63 IDCT_ADD_REP_FUNC(, 16intra, 8, mmx)
64 IDCT_ADD_REP_FUNC(, 16intra, 8, mmxext)
65 IDCT_ADD_REP_FUNC(, 16intra, 8, sse2)
66 IDCT_ADD_REP_FUNC(, 16intra, 10, sse2)
67 IDCT_ADD_REP_FUNC(, 16, 10, avx)
68 IDCT_ADD_REP_FUNC(, 16intra, 10, avx)
69 
70 
71 #define IDCT_ADD_REP_FUNC2(NUM, REP, DEPTH, OPT) \
72 void ff_h264_idct ## NUM ## _add ## REP ## _ ## DEPTH ## _ ## OPT \
73  (uint8_t **dst, const int *block_offset, \
74  int16_t *block, int stride, const uint8_t nnzc[6 * 8]);
75 
76 IDCT_ADD_REP_FUNC2(, 8, 8, mmx)
77 IDCT_ADD_REP_FUNC2(, 8, 8, mmxext)
78 IDCT_ADD_REP_FUNC2(, 8, 8, sse2)
79 IDCT_ADD_REP_FUNC2(, 8, 10, sse2)
80 IDCT_ADD_REP_FUNC2(, 8, 10, avx)
81 
82 void ff_h264_luma_dc_dequant_idct_mmx(int16_t *output, int16_t *input, int qmul);
83 void ff_h264_luma_dc_dequant_idct_sse2(int16_t *output, int16_t *input, int qmul);
84 
85 /***********************************/
86 /* deblocking */
87 
88 void ff_h264_loop_filter_strength_mmxext(int16_t bS[2][4][4], uint8_t nnz[40],
89  int8_t ref[2][40],
90  int16_t mv[2][40][2],
91  int bidir, int edges, int step,
92  int mask_mv0, int mask_mv1, int field);
93 
94 #define LF_FUNC(DIR, TYPE, DEPTH, OPT) \
95 void ff_deblock_ ## DIR ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT(uint8_t *pix, \
96  int stride, \
97  int alpha, \
98  int beta, \
99  int8_t *tc0);
100 #define LF_IFUNC(DIR, TYPE, DEPTH, OPT) \
101 void ff_deblock_ ## DIR ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT(uint8_t *pix, \
102  int stride, \
103  int alpha, \
104  int beta);
105 
106 #define LF_FUNCS(type, depth) \
107 LF_FUNC(h, chroma, depth, mmxext) \
108 LF_IFUNC(h, chroma_intra, depth, mmxext) \
109 LF_FUNC(v, chroma, depth, mmxext) \
110 LF_IFUNC(v, chroma_intra, depth, mmxext) \
111 LF_FUNC(h, luma, depth, mmxext) \
112 LF_IFUNC(h, luma_intra, depth, mmxext) \
113 LF_FUNC(h, luma, depth, sse2) \
114 LF_IFUNC(h, luma_intra, depth, sse2) \
115 LF_FUNC(v, luma, depth, sse2) \
116 LF_IFUNC(v, luma_intra, depth, sse2) \
117 LF_FUNC(h, chroma, depth, sse2) \
118 LF_IFUNC(h, chroma_intra, depth, sse2) \
119 LF_FUNC(v, chroma, depth, sse2) \
120 LF_IFUNC(v, chroma_intra, depth, sse2) \
121 LF_FUNC(h, luma, depth, avx) \
122 LF_IFUNC(h, luma_intra, depth, avx) \
123 LF_FUNC(v, luma, depth, avx) \
124 LF_IFUNC(v, luma_intra, depth, avx) \
125 LF_FUNC(h, chroma, depth, avx) \
126 LF_IFUNC(h, chroma_intra, depth, avx) \
127 LF_FUNC(v, chroma, depth, avx) \
128 LF_IFUNC(v, chroma_intra, depth, avx)
129 
130 LF_FUNCS(uint8_t, 8)
131 LF_FUNCS(uint16_t, 10)
132 
133 #if ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL
134 LF_FUNC(v8, luma, 8, mmxext)
135 static void deblock_v_luma_8_mmxext(uint8_t *pix, int stride, int alpha,
136  int beta, int8_t *tc0)
137 {
138  if ((tc0[0] & tc0[1]) >= 0)
139  ff_deblock_v8_luma_8_mmxext(pix + 0, stride, alpha, beta, tc0);
140  if ((tc0[2] & tc0[3]) >= 0)
141  ff_deblock_v8_luma_8_mmxext(pix + 8, stride, alpha, beta, tc0 + 2);
142 }
143 LF_IFUNC(v8, luma_intra, 8, mmxext)
144 static void deblock_v_luma_intra_8_mmxext(uint8_t *pix, int stride,
145  int alpha, int beta)
146 {
147  ff_deblock_v8_luma_intra_8_mmxext(pix + 0, stride, alpha, beta);
148  ff_deblock_v8_luma_intra_8_mmxext(pix + 8, stride, alpha, beta);
149 }
150 #endif /* ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL */
151 
152 LF_FUNC(v, luma, 10, mmxext)
153 LF_IFUNC(v, luma_intra, 10, mmxext)
154 
155 /***********************************/
156 /* weighted prediction */
157 
158 #define H264_WEIGHT(W, OPT) \
159 void ff_h264_weight_ ## W ## _ ## OPT(uint8_t *dst, int stride, \
160  int height, int log2_denom, \
161  int weight, int offset);
162 
163 #define H264_BIWEIGHT(W, OPT) \
164 void ff_h264_biweight_ ## W ## _ ## OPT(uint8_t *dst, uint8_t *src, \
165  int stride, int height, \
166  int log2_denom, int weightd, \
167  int weights, int offset);
168 
169 #define H264_BIWEIGHT_MMX(W) \
170  H264_WEIGHT(W, mmxext) \
171  H264_BIWEIGHT(W, mmxext)
172 
173 #define H264_BIWEIGHT_MMX_SSE(W) \
174  H264_BIWEIGHT_MMX(W) \
175  H264_WEIGHT(W, sse2) \
176  H264_BIWEIGHT(W, sse2) \
177  H264_BIWEIGHT(W, ssse3)
178 
179 H264_BIWEIGHT_MMX_SSE(16)
180 H264_BIWEIGHT_MMX_SSE(8)
181 H264_BIWEIGHT_MMX(4)
182 
183 #define H264_WEIGHT_10(W, DEPTH, OPT) \
184 void ff_h264_weight_ ## W ## _ ## DEPTH ## _ ## OPT(uint8_t *dst, \
185  int stride, \
186  int height, \
187  int log2_denom, \
188  int weight, \
189  int offset);
190 
191 #define H264_BIWEIGHT_10(W, DEPTH, OPT) \
192 void ff_h264_biweight_ ## W ## _ ## DEPTH ## _ ## OPT(uint8_t *dst, \
193  uint8_t *src, \
194  int stride, \
195  int height, \
196  int log2_denom, \
197  int weightd, \
198  int weights, \
199  int offset);
200 
201 #define H264_BIWEIGHT_10_SSE(W, DEPTH) \
202  H264_WEIGHT_10(W, DEPTH, sse2) \
203  H264_WEIGHT_10(W, DEPTH, sse4) \
204  H264_BIWEIGHT_10(W, DEPTH, sse2) \
205  H264_BIWEIGHT_10(W, DEPTH, sse4)
206 
207 H264_BIWEIGHT_10_SSE(16, 10)
208 H264_BIWEIGHT_10_SSE(8, 10)
209 H264_BIWEIGHT_10_SSE(4, 10)
210 
211 av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
212  const int chroma_format_idc)
213 {
214 #if HAVE_YASM
215  int cpu_flags = av_get_cpu_flags();
216 
217  if (chroma_format_idc <= 1 && EXTERNAL_MMXEXT(cpu_flags))
218  c->h264_loop_filter_strength = ff_h264_loop_filter_strength_mmxext;
219 
220  if (bit_depth == 8) {
221  if (EXTERNAL_MMX(cpu_flags)) {
222  c->h264_idct_dc_add =
223  c->h264_idct_add = ff_h264_idct_add_8_mmx;
224  c->h264_idct8_dc_add =
225  c->h264_idct8_add = ff_h264_idct8_add_8_mmx;
226 
227  c->h264_idct_add16 = ff_h264_idct_add16_8_mmx;
228  c->h264_idct8_add4 = ff_h264_idct8_add4_8_mmx;
229  if (chroma_format_idc <= 1)
230  c->h264_idct_add8 = ff_h264_idct_add8_8_mmx;
231  c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmx;
232  if (cpu_flags & AV_CPU_FLAG_CMOV)
233  c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_mmx;
234  }
235  if (EXTERNAL_MMXEXT(cpu_flags)) {
236  c->h264_idct_dc_add = ff_h264_idct_dc_add_8_mmxext;
237  c->h264_idct8_dc_add = ff_h264_idct8_dc_add_8_mmxext;
238  c->h264_idct_add16 = ff_h264_idct_add16_8_mmxext;
239  c->h264_idct8_add4 = ff_h264_idct8_add4_8_mmxext;
240  if (chroma_format_idc <= 1)
241  c->h264_idct_add8 = ff_h264_idct_add8_8_mmxext;
242  c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmxext;
243 
244  c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_8_mmxext;
245  c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_mmxext;
246  if (chroma_format_idc <= 1) {
247  c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_8_mmxext;
248  c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_mmxext;
249  }
250 #if ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL
251  c->h264_v_loop_filter_luma = deblock_v_luma_8_mmxext;
252  c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_mmxext;
253  c->h264_v_loop_filter_luma_intra = deblock_v_luma_intra_8_mmxext;
254  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_mmxext;
255 #endif /* ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL */
256  c->weight_h264_pixels_tab[0] = ff_h264_weight_16_mmxext;
257  c->weight_h264_pixels_tab[1] = ff_h264_weight_8_mmxext;
258  c->weight_h264_pixels_tab[2] = ff_h264_weight_4_mmxext;
259 
260  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_mmxext;
261  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_mmxext;
262  c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_mmxext;
263  }
264  if (EXTERNAL_SSE2(cpu_flags)) {
265  c->h264_idct8_add = ff_h264_idct8_add_8_sse2;
266 
267  c->h264_idct_add16 = ff_h264_idct_add16_8_sse2;
268  c->h264_idct8_add4 = ff_h264_idct8_add4_8_sse2;
269  if (chroma_format_idc <= 1)
270  c->h264_idct_add8 = ff_h264_idct_add8_8_sse2;
271  c->h264_idct_add16intra = ff_h264_idct_add16intra_8_sse2;
272  c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_sse2;
273 
274  c->weight_h264_pixels_tab[0] = ff_h264_weight_16_sse2;
275  c->weight_h264_pixels_tab[1] = ff_h264_weight_8_sse2;
276 
277  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_sse2;
278  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_sse2;
279 
280  c->h264_v_loop_filter_luma = ff_deblock_v_luma_8_sse2;
281  c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_sse2;
282  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_sse2;
283  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_sse2;
284  }
285  if (EXTERNAL_SSSE3(cpu_flags)) {
286  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_ssse3;
287  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_ssse3;
288  }
289  if (EXTERNAL_AVX(cpu_flags)) {
290  c->h264_v_loop_filter_luma = ff_deblock_v_luma_8_avx;
291  c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_avx;
292  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_avx;
293  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_avx;
294  }
295  } else if (bit_depth == 10) {
296  if (EXTERNAL_MMXEXT(cpu_flags)) {
297 #if ARCH_X86_32
298  c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_10_mmxext;
299  c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_mmxext;
300  c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_mmxext;
301  c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_mmxext;
302  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_mmxext;
303  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_mmxext;
304 #endif /* ARCH_X86_32 */
305  c->h264_idct_dc_add = ff_h264_idct_dc_add_10_mmxext;
306  }
307  if (EXTERNAL_SSE2(cpu_flags)) {
308  c->h264_idct_add = ff_h264_idct_add_10_sse2;
309  c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_sse2;
310 
311  c->h264_idct_add16 = ff_h264_idct_add16_10_sse2;
312  if (chroma_format_idc <= 1)
313  c->h264_idct_add8 = ff_h264_idct_add8_10_sse2;
314  c->h264_idct_add16intra = ff_h264_idct_add16intra_10_sse2;
315 #if HAVE_ALIGNED_STACK
316  c->h264_idct8_add = ff_h264_idct8_add_10_sse2;
317  c->h264_idct8_add4 = ff_h264_idct8_add4_10_sse2;
318 #endif /* HAVE_ALIGNED_STACK */
319 
320  c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse2;
321  c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse2;
322  c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse2;
323 
324  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse2;
325  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse2;
326  c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse2;
327 
328  c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_10_sse2;
329  c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_sse2;
330 #if HAVE_ALIGNED_STACK
331  c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_sse2;
332  c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_sse2;
333  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_sse2;
334  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_sse2;
335 #endif /* HAVE_ALIGNED_STACK */
336  }
337  if (EXTERNAL_SSE4(cpu_flags)) {
338  c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse4;
339  c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse4;
340  c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse4;
341 
342  c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse4;
343  c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse4;
344  c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse4;
345  }
346  if (EXTERNAL_AVX(cpu_flags)) {
347  c->h264_idct_dc_add =
348  c->h264_idct_add = ff_h264_idct_add_10_avx;
349  c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_avx;
350 
351  c->h264_idct_add16 = ff_h264_idct_add16_10_avx;
352  if (chroma_format_idc <= 1)
353  c->h264_idct_add8 = ff_h264_idct_add8_10_avx;
354  c->h264_idct_add16intra = ff_h264_idct_add16intra_10_avx;
355 #if HAVE_ALIGNED_STACK
356  c->h264_idct8_add = ff_h264_idct8_add_10_avx;
357  c->h264_idct8_add4 = ff_h264_idct8_add4_10_avx;
358 #endif /* HAVE_ALIGNED_STACK */
359 
360  c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_10_avx;
361  c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_avx;
362 #if HAVE_ALIGNED_STACK
363  c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_avx;
364  c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_avx;
365  c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_avx;
366  c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_avx;
367 #endif /* HAVE_ALIGNED_STACK */
368  }
369  }
370 #endif
371 }
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