x86: Drop unnecessary ff_ name prefixes from static functions
[ffmpeg.git] / libavcodec / x86 / h264dsp_init.c
1 /*
2  * Copyright (c) 2004-2005 Michael Niedermayer, Loren Merritt
3  *
4  * This file is part of Libav.
5  *
6  * Libav 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  * Libav 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 Libav; 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_mmx.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     int mm_flags = av_get_cpu_flags();
215
216     if (chroma_format_idc == 1 && EXTERNAL_MMXEXT(mm_flags))
217         c->h264_loop_filter_strength = ff_h264_loop_filter_strength_mmxext;
218
219     if (bit_depth == 8) {
220         if (EXTERNAL_MMX(mm_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 (mm_flags & AV_CPU_FLAG_CMOV)
232                 c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_mmx;
233
234             if (EXTERNAL_MMXEXT(mm_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(mm_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(mm_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(mm_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             }
295         }
296     } else if (bit_depth == 10) {
297         if (EXTERNAL_MMX(mm_flags)) {
298             if (EXTERNAL_MMXEXT(mm_flags)) {
299 #if ARCH_X86_32
300                 c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_10_mmxext;
301                 c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_mmxext;
302                 c->h264_v_loop_filter_luma         = ff_deblock_v_luma_10_mmxext;
303                 c->h264_h_loop_filter_luma         = ff_deblock_h_luma_10_mmxext;
304                 c->h264_v_loop_filter_luma_intra   = ff_deblock_v_luma_intra_10_mmxext;
305                 c->h264_h_loop_filter_luma_intra   = ff_deblock_h_luma_intra_10_mmxext;
306 #endif /* ARCH_X86_32 */
307                 c->h264_idct_dc_add = ff_h264_idct_dc_add_10_mmxext;
308                 if (EXTERNAL_SSE2(mm_flags)) {
309                     c->h264_idct_add     = ff_h264_idct_add_10_sse2;
310                     c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_sse2;
311
312                     c->h264_idct_add16 = ff_h264_idct_add16_10_sse2;
313                     if (chroma_format_idc == 1)
314                         c->h264_idct_add8 = ff_h264_idct_add8_10_sse2;
315                     c->h264_idct_add16intra = ff_h264_idct_add16intra_10_sse2;
316 #if HAVE_ALIGNED_STACK
317                     c->h264_idct8_add  = ff_h264_idct8_add_10_sse2;
318                     c->h264_idct8_add4 = ff_h264_idct8_add4_10_sse2;
319 #endif /* HAVE_ALIGNED_STACK */
320
321                     c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse2;
322                     c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse2;
323                     c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse2;
324
325                     c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse2;
326                     c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse2;
327                     c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse2;
328
329                     c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_10_sse2;
330                     c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_sse2;
331 #if HAVE_ALIGNED_STACK
332                     c->h264_v_loop_filter_luma       = ff_deblock_v_luma_10_sse2;
333                     c->h264_h_loop_filter_luma       = ff_deblock_h_luma_10_sse2;
334                     c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_sse2;
335                     c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_sse2;
336 #endif /* HAVE_ALIGNED_STACK */
337                 }
338                 if (EXTERNAL_SSE4(mm_flags)) {
339                     c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse4;
340                     c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse4;
341                     c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse4;
342
343                     c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse4;
344                     c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse4;
345                     c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse4;
346                 }
347                 if (EXTERNAL_AVX(mm_flags)) {
348                     c->h264_idct_dc_add  =
349                     c->h264_idct_add     = ff_h264_idct_add_10_avx;
350                     c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_avx;
351
352                     c->h264_idct_add16 = ff_h264_idct_add16_10_avx;
353                     if (chroma_format_idc == 1)
354                         c->h264_idct_add8 = ff_h264_idct_add8_10_avx;
355                     c->h264_idct_add16intra = ff_h264_idct_add16intra_10_avx;
356 #if HAVE_ALIGNED_STACK
357                     c->h264_idct8_add  = ff_h264_idct8_add_10_avx;
358                     c->h264_idct8_add4 = ff_h264_idct8_add4_10_avx;
359 #endif /* HAVE_ALIGNED_STACK */
360
361                     c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_10_avx;
362                     c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_avx;
363 #if HAVE_ALIGNED_STACK
364                     c->h264_v_loop_filter_luma         = ff_deblock_v_luma_10_avx;
365                     c->h264_h_loop_filter_luma         = ff_deblock_h_luma_10_avx;
366                     c->h264_v_loop_filter_luma_intra   = ff_deblock_v_luma_intra_10_avx;
367                     c->h264_h_loop_filter_luma_intra   = ff_deblock_h_luma_intra_10_avx;
368 #endif /* HAVE_ALIGNED_STACK */
369                 }
370             }
371         }
372     }
373 }