FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/x86/h264dsp_init.c
Date: 2026-01-16 07:34:38
Exec Total Coverage
Lines: 112 112 100.0%
Functions: 1 1 100.0%
Branches: 42 42 100.0%
Line Branch Exec Source
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, sse2)
35 IDCT_ADD_FUNC(, 8, avx)
36 IDCT_ADD_FUNC(, 10, sse2)
37 IDCT_ADD_FUNC(_dc, 8, sse2)
38 IDCT_ADD_FUNC(_dc, 8, avx)
39 IDCT_ADD_FUNC(_dc, 10, mmxext)
40 IDCT_ADD_FUNC(8_dc, 8, mmxext)
41 IDCT_ADD_FUNC(8_dc, 10, sse2)
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[5 * 8]);
53
54 IDCT_ADD_REP_FUNC(8, 4, 8, sse2)
55 IDCT_ADD_REP_FUNC(8, 4, 10, sse2)
56 IDCT_ADD_REP_FUNC(8, 4, 10, avx)
57 IDCT_ADD_REP_FUNC(, 16, 8, sse2)
58 IDCT_ADD_REP_FUNC(, 16, 10, sse2)
59 IDCT_ADD_REP_FUNC(, 16intra, 8, sse2)
60 IDCT_ADD_REP_FUNC(, 16intra, 10, sse2)
61 IDCT_ADD_REP_FUNC(, 16, 10, avx)
62 IDCT_ADD_REP_FUNC(, 16intra, 10, avx)
63
64
65 #define IDCT_ADD_REP_FUNC2(NUM, REP, DEPTH, OPT) \
66 void ff_h264_idct ## NUM ## _add ## REP ## _ ## DEPTH ## _ ## OPT \
67 (uint8_t **dst, const int *block_offset, \
68 int16_t *block, int stride, const uint8_t nnzc[15 * 8]);
69
70 IDCT_ADD_REP_FUNC2(, 8, 8, sse2)
71 IDCT_ADD_REP_FUNC2(, 8, 10, sse2)
72 IDCT_ADD_REP_FUNC2(, 8, 10, avx)
73
74 IDCT_ADD_REP_FUNC2(, 8_422, 8, mmx)
75
76 IDCT_ADD_REP_FUNC2(, 8_422, 10, sse2)
77 IDCT_ADD_REP_FUNC2(, 8_422, 10, avx)
78
79 void ff_h264_luma_dc_dequant_idct_sse2(int16_t *output, int16_t *input, int qmul);
80
81 /***********************************/
82 /* deblocking */
83
84 void ff_h264_loop_filter_strength_mmxext(int16_t bS[2][4][4], uint8_t nnz[40],
85 int8_t ref[2][40],
86 int16_t mv[2][40][2],
87 int bidir, int edges, int step,
88 int mask_mv0, int mask_mv1, int field);
89
90 #define LF_FUNC(DIR, TYPE, DEPTH, OPT) \
91 void ff_deblock_ ## DIR ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT(uint8_t *pix, \
92 ptrdiff_t stride, \
93 int alpha, \
94 int beta, \
95 int8_t *tc0);
96 #define LF_IFUNC(DIR, TYPE, DEPTH, OPT) \
97 void ff_deblock_ ## DIR ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT(uint8_t *pix, \
98 ptrdiff_t stride, \
99 int alpha, \
100 int beta);
101
102 #define LF_FUNCS(type, depth) \
103 LF_FUNC(h, luma, depth, sse2) \
104 LF_IFUNC(h, luma_intra, depth, sse2) \
105 LF_FUNC(v, luma, depth, sse2) \
106 LF_IFUNC(v, luma_intra, depth, sse2) \
107 LF_FUNC(h, chroma, depth, sse2) \
108 LF_IFUNC(h, chroma_intra, depth, sse2) \
109 LF_FUNC(h, chroma422, depth, sse2) \
110 LF_IFUNC(h, chroma422_intra, depth, sse2) \
111 LF_FUNC(v, chroma, depth, sse2) \
112 LF_IFUNC(v, chroma_intra, depth, sse2) \
113 LF_FUNC(h, luma, depth, avx) \
114 LF_IFUNC(h, luma_intra, depth, avx) \
115 LF_FUNC(v, luma, depth, avx) \
116 LF_IFUNC(v, luma_intra, depth, avx) \
117 LF_FUNC(h, chroma, depth, avx) \
118 LF_IFUNC(h, chroma_intra, depth, avx) \
119 LF_FUNC(h, chroma422, depth, avx) \
120 LF_IFUNC(h, chroma422_intra, depth, avx) \
121 LF_FUNC(v, chroma, depth, avx) \
122 LF_IFUNC(v, chroma_intra, depth, avx)
123
124 LF_FUNC(h, luma_mbaff, 8, sse2)
125 LF_FUNC(h, luma_mbaff, 8, avx)
126
127 LF_FUNCS(uint8_t, 8)
128 LF_FUNCS(uint16_t, 10)
129
130 LF_FUNC(v, luma, 10, mmxext)
131 LF_FUNC(h, luma, 10, mmxext)
132 LF_IFUNC(v, luma_intra, 10, mmxext)
133 LF_IFUNC(h, luma_intra, 10, mmxext)
134
135 /***********************************/
136 /* weighted prediction */
137
138 #define H264_WEIGHT(W, OPT) \
139 void ff_h264_weight_ ## W ## _ ## OPT(uint8_t *dst, ptrdiff_t stride, \
140 int height, int log2_denom, \
141 int weight, int offset);
142
143 #define H264_BIWEIGHT(W, OPT) \
144 void ff_h264_biweight_ ## W ## _ ## OPT(uint8_t *dst, uint8_t *src, \
145 ptrdiff_t stride, int height, \
146 int log2_denom, int weightd, \
147 int weights, int offset);
148
149 #define H264_BIWEIGHT_MMX(W) \
150 H264_WEIGHT(W, mmxext) \
151 H264_BIWEIGHT(W, mmxext)
152
153 #define H264_BIWEIGHT_SSE(W) \
154 H264_WEIGHT(W, sse2) \
155 H264_BIWEIGHT(W, sse2) \
156 H264_BIWEIGHT(W, ssse3)
157
158 H264_BIWEIGHT_SSE(16)
159 H264_BIWEIGHT_SSE(8)
160 H264_BIWEIGHT_MMX(4)
161
162 #define H264_WEIGHT_10(W, DEPTH, OPT) \
163 void ff_h264_weight_ ## W ## _ ## DEPTH ## _ ## OPT(uint8_t *dst, \
164 ptrdiff_t stride, \
165 int height, \
166 int log2_denom, \
167 int weight, \
168 int offset);
169
170 #define H264_BIWEIGHT_10(W, DEPTH, OPT) \
171 void ff_h264_biweight_ ## W ## _ ## DEPTH ## _ ## OPT(uint8_t *dst, \
172 uint8_t *src, \
173 ptrdiff_t stride, \
174 int height, \
175 int log2_denom, \
176 int weightd, \
177 int weights, \
178 int offset);
179
180 #define H264_BIWEIGHT_10_SSE(W, DEPTH) \
181 H264_WEIGHT_10(W, DEPTH, sse2) \
182 H264_WEIGHT_10(W, DEPTH, sse4) \
183 H264_BIWEIGHT_10(W, DEPTH, sse2) \
184 H264_BIWEIGHT_10(W, DEPTH, sse4)
185
186 H264_BIWEIGHT_10_SSE(16, 10)
187 H264_BIWEIGHT_10_SSE(8, 10)
188 H264_BIWEIGHT_10_SSE(4, 10)
189
190 1433 av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
191 const int chroma_format_idc)
192 {
193 1433 int cpu_flags = av_get_cpu_flags();
194
195
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 1433 if (EXTERNAL_MMXEXT(cpu_flags) && chroma_format_idc <= 1)
196 418 c->h264_loop_filter_strength = ff_h264_loop_filter_strength_mmxext;
197
198
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 1433 if (bit_depth == 8) {
199
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 1125 if (EXTERNAL_MMX(cpu_flags)) {
200
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 276 if (chroma_format_idc <= 1) {
201 } else {
202 33 c->h264_idct_add8 = ff_h264_idct_add8_422_8_mmx;
203 }
204 }
205
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 1125 if (EXTERNAL_MMXEXT(cpu_flags)) {
206 269 c->h264_idct8_dc_add = ff_h264_idct8_dc_add_8_mmxext;
207
208 269 c->weight_h264_pixels_tab[2] = ff_h264_weight_4_mmxext;
209
210 269 c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_mmxext;
211 }
212
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 1125 if (EXTERNAL_SSE2(cpu_flags)) {
213 255 c->h264_idct8_add = ff_h264_idct8_add_8_sse2;
214
215 255 c->h264_idct_add16 = ff_h264_idct_add16_8_sse2;
216 255 c->h264_idct8_add4 = ff_h264_idct8_add4_8_sse2;
217
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 255 if (chroma_format_idc <= 1)
218 228 c->h264_idct_add8 = ff_h264_idct_add8_8_sse2;
219 255 c->h264_idct_add16intra = ff_h264_idct_add16intra_8_sse2;
220 255 c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_sse2;
221
222 255 c->weight_h264_pixels_tab[0] = ff_h264_weight_16_sse2;
223 255 c->weight_h264_pixels_tab[1] = ff_h264_weight_8_sse2;
224
225 255 c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_sse2;
226 255 c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_sse2;
227
228 255 c->h264_v_loop_filter_luma = ff_deblock_v_luma_8_sse2;
229 255 c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_sse2;
230 255 c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_sse2;
231 255 c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_sse2;
232
233 #if ARCH_X86_64
234 255 c->h264_h_loop_filter_luma_mbaff = ff_deblock_h_luma_mbaff_8_sse2;
235 #endif
236
237 255 c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_8_sse2;
238 255 c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_sse2;
239
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 255 if (chroma_format_idc <= 1) {
240 228 c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_8_sse2;
241 228 c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_sse2;
242 } else {
243 27 c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_8_sse2;
244 27 c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma422_intra_8_sse2;
245 }
246
247 255 c->h264_idct_add = ff_h264_idct_add_8_sse2;
248 255 c->h264_idct_dc_add = ff_h264_idct_dc_add_8_sse2;
249 }
250
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 1125 if (EXTERNAL_SSSE3(cpu_flags)) {
251 241 c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_ssse3;
252 241 c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_ssse3;
253 }
254
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 1125 if (EXTERNAL_AVX(cpu_flags)) {
255 206 c->h264_v_loop_filter_luma = ff_deblock_v_luma_8_avx;
256 206 c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_avx;
257 206 c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_avx;
258 206 c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_avx;
259 #if ARCH_X86_64
260 206 c->h264_h_loop_filter_luma_mbaff = ff_deblock_h_luma_mbaff_8_avx;
261 #endif
262
263 206 c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_8_avx;
264 206 c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_avx;
265
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 206 if (chroma_format_idc <= 1) {
266 193 c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_8_avx;
267 193 c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_avx;
268 } else {
269 13 c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_8_avx;
270 13 c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma422_intra_8_avx;
271 }
272
273 206 c->h264_idct_add = ff_h264_idct_add_8_avx;
274 206 c->h264_idct_dc_add = ff_h264_idct_dc_add_8_avx;
275 }
276
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 308 } else if (bit_depth == 10) {
277
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 149 if (EXTERNAL_MMXEXT(cpu_flags)) {
278 #if ARCH_X86_32 && !HAVE_ALIGNED_STACK
279 c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_mmxext;
280 c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_mmxext;
281 c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_mmxext;
282 c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_mmxext;
283 #endif /* ARCH_X86_32 && !HAVE_ALIGNED_STACK */
284 96 c->h264_idct_dc_add = ff_h264_idct_dc_add_10_mmxext;
285 }
286
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 149 if (EXTERNAL_SSE2(cpu_flags)) {
287 82 c->h264_idct_add = ff_h264_idct_add_10_sse2;
288 82 c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_sse2;
289
290 82 c->h264_idct_add16 = ff_h264_idct_add16_10_sse2;
291
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 82 if (chroma_format_idc <= 1) {
292 62 c->h264_idct_add8 = ff_h264_idct_add8_10_sse2;
293 } else {
294 20 c->h264_idct_add8 = ff_h264_idct_add8_422_10_sse2;
295 }
296 82 c->h264_idct_add16intra = ff_h264_idct_add16intra_10_sse2;
297 #if HAVE_ALIGNED_STACK
298 82 c->h264_idct8_add = ff_h264_idct8_add_10_sse2;
299 82 c->h264_idct8_add4 = ff_h264_idct8_add4_10_sse2;
300 #endif /* HAVE_ALIGNED_STACK */
301
302 82 c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse2;
303 82 c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse2;
304 82 c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse2;
305
306 82 c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse2;
307 82 c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse2;
308 82 c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse2;
309
310 82 c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_10_sse2;
311 82 c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_sse2;
312
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 82 if (chroma_format_idc <= 1) {
313 62 c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_sse2;
314 } else {
315 20 c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_10_sse2;
316 }
317 #if HAVE_ALIGNED_STACK
318 82 c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_sse2;
319 82 c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_sse2;
320 82 c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_sse2;
321 82 c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_sse2;
322 #endif /* HAVE_ALIGNED_STACK */
323 }
324
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 149 if (EXTERNAL_SSE4(cpu_flags)) {
325 61 c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse4;
326 61 c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse4;
327 61 c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse4;
328
329 61 c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse4;
330 61 c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse4;
331 61 c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse4;
332 }
333
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 149 if (EXTERNAL_AVX(cpu_flags)) {
334 33 c->h264_idct_dc_add =
335 33 c->h264_idct_add = ff_h264_idct_add_10_avx;
336 33 c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_avx;
337
338 33 c->h264_idct_add16 = ff_h264_idct_add16_10_avx;
339
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 33 if (chroma_format_idc <= 1) {
340 27 c->h264_idct_add8 = ff_h264_idct_add8_10_avx;
341 } else {
342 6 c->h264_idct_add8 = ff_h264_idct_add8_422_10_avx;
343 }
344 33 c->h264_idct_add16intra = ff_h264_idct_add16intra_10_avx;
345 #if HAVE_ALIGNED_STACK
346 33 c->h264_idct8_add = ff_h264_idct8_add_10_avx;
347 33 c->h264_idct8_add4 = ff_h264_idct8_add4_10_avx;
348 #endif /* HAVE_ALIGNED_STACK */
349
350 33 c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_10_avx;
351 33 c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_avx;
352
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 33 if (chroma_format_idc <= 1) {
353 27 c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_avx;
354 } else {
355 6 c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_10_avx;
356 }
357 #if HAVE_ALIGNED_STACK
358 33 c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_avx;
359 33 c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_avx;
360 33 c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_avx;
361 33 c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_avx;
362 #endif /* HAVE_ALIGNED_STACK */
363 }
364 }
365 1433 }
366