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)                                  \
30void ff_h264_idct ## NUM ## _add_ ## DEPTH ## _ ## OPT(uint8_t *dst,    \
31                                                       int16_t *block,  \
32                                                       int stride);
33
34IDCT_ADD_FUNC(, 8, sse2)
35IDCT_ADD_FUNC(, 8, avx)
36IDCT_ADD_FUNC(, 10, sse2)
37IDCT_ADD_FUNC(_dc, 8, sse2)
38IDCT_ADD_FUNC(_dc, 8, avx)
39IDCT_ADD_FUNC(_dc, 10, mmxext)
40IDCT_ADD_FUNC(8_dc, 8, mmxext)
41IDCT_ADD_FUNC(8_dc, 10, sse2)
42IDCT_ADD_FUNC(8, 8, sse2)
43IDCT_ADD_FUNC(8, 10, sse2)
44IDCT_ADD_FUNC(, 10, avx)
45IDCT_ADD_FUNC(8_dc, 10, avx)
46IDCT_ADD_FUNC(8, 10, avx)
47
48
49#define IDCT_ADD_REP_FUNC(NUM, REP, DEPTH, OPT)                         \
50void 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
54IDCT_ADD_REP_FUNC(8, 4, 8, sse2)
55IDCT_ADD_REP_FUNC(8, 4, 10, sse2)
56IDCT_ADD_REP_FUNC(8, 4, 10, avx)
57IDCT_ADD_REP_FUNC(, 16, 8, sse2)
58IDCT_ADD_REP_FUNC(, 16, 10, sse2)
59IDCT_ADD_REP_FUNC(, 16intra, 8, sse2)
60IDCT_ADD_REP_FUNC(, 16intra, 10, sse2)
61IDCT_ADD_REP_FUNC(, 16, 10, avx)
62IDCT_ADD_REP_FUNC(, 16intra, 10, avx)
63
64
65#define IDCT_ADD_REP_FUNC2(NUM, REP, DEPTH, OPT)                      \
66void 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
70IDCT_ADD_REP_FUNC2(, 8, 8, sse2)
71IDCT_ADD_REP_FUNC2(, 8, 10, sse2)
72IDCT_ADD_REP_FUNC2(, 8, 10, avx)
73
74IDCT_ADD_REP_FUNC2(, 8_422, 8, mmx)
75
76IDCT_ADD_REP_FUNC2(, 8_422, 10, sse2)
77IDCT_ADD_REP_FUNC2(, 8_422, 10, avx)
78
79void ff_h264_luma_dc_dequant_idct_sse2(int16_t *output, int16_t *input, int qmul);
80
81/***********************************/
82/* deblocking */
83
84void 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)                                        \
91void 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) \
97void 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)                   \
103LF_FUNC(h,  luma,            depth, sse2)       \
104LF_IFUNC(h, luma_intra,      depth, sse2)       \
105LF_FUNC(v,  luma,            depth, sse2)       \
106LF_IFUNC(v, luma_intra,      depth, sse2)       \
107LF_FUNC(h,  chroma,          depth, sse2)       \
108LF_IFUNC(h, chroma_intra,    depth, sse2)       \
109LF_FUNC(h,  chroma422,       depth, sse2)       \
110LF_IFUNC(h, chroma422_intra, depth, sse2)       \
111LF_FUNC(v,  chroma,          depth, sse2)       \
112LF_IFUNC(v, chroma_intra,    depth, sse2)       \
113LF_FUNC(h,  luma,            depth, avx)        \
114LF_IFUNC(h, luma_intra,      depth, avx)        \
115LF_FUNC(v,  luma,            depth, avx)        \
116LF_IFUNC(v, luma_intra,      depth, avx)        \
117LF_FUNC(h,  chroma,          depth, avx)        \
118LF_IFUNC(h, chroma_intra,    depth, avx)        \
119LF_FUNC(h,  chroma422,       depth, avx)        \
120LF_IFUNC(h, chroma422_intra, depth, avx)        \
121LF_FUNC(v,  chroma,          depth, avx)        \
122LF_IFUNC(v, chroma_intra,    depth, avx)
123
124LF_FUNC(h, luma_mbaff, 8, sse2)
125LF_FUNC(h, luma_mbaff, 8, avx)
126
127LF_FUNCS(uint8_t,   8)
128LF_FUNCS(uint16_t, 10)
129
130LF_FUNC(v,  luma,       10, mmxext)
131LF_FUNC(h,  luma,       10, mmxext)
132LF_IFUNC(v, luma_intra, 10, mmxext)
133LF_IFUNC(h, luma_intra, 10, mmxext)
134
135/***********************************/
136/* weighted prediction */
137
138#define H264_WEIGHT(W, OPT)                                             \
139void 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)                                           \
144void 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
158H264_BIWEIGHT_SSE(16)
159H264_BIWEIGHT_SSE(8)
160H264_BIWEIGHT_MMX(4)
161
162#define H264_WEIGHT_10(W, DEPTH, OPT)                                   \
163void 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)                                 \
171void 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
186H264_BIWEIGHT_10_SSE(16, 10)
187H264_BIWEIGHT_10_SSE(8,  10)
188H264_BIWEIGHT_10_SSE(4,  10)
189
190av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
191                                 const int chroma_format_idc)
192{
193#if HAVE_X86ASM
194    int cpu_flags = av_get_cpu_flags();
195
196    if (EXTERNAL_MMXEXT(cpu_flags) && chroma_format_idc <= 1)
197        c->h264_loop_filter_strength = ff_h264_loop_filter_strength_mmxext;
198
199    if (bit_depth == 8) {
200        if (EXTERNAL_MMX(cpu_flags)) {
201            if (chroma_format_idc <= 1) {
202            } else {
203                c->h264_idct_add8 = ff_h264_idct_add8_422_8_mmx;
204            }
205        }
206        if (EXTERNAL_MMXEXT(cpu_flags)) {
207            c->h264_idct8_dc_add = ff_h264_idct8_dc_add_8_mmxext;
208
209            c->weight_h264_pixels_tab[2] = ff_h264_weight_4_mmxext;
210
211            c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_mmxext;
212        }
213        if (EXTERNAL_SSE2(cpu_flags)) {
214            c->h264_idct8_add  = ff_h264_idct8_add_8_sse2;
215
216            c->h264_idct_add16 = ff_h264_idct_add16_8_sse2;
217            c->h264_idct8_add4 = ff_h264_idct8_add4_8_sse2;
218            if (chroma_format_idc <= 1)
219                c->h264_idct_add8 = ff_h264_idct_add8_8_sse2;
220            c->h264_idct_add16intra      = ff_h264_idct_add16intra_8_sse2;
221            c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_sse2;
222
223            c->weight_h264_pixels_tab[0] = ff_h264_weight_16_sse2;
224            c->weight_h264_pixels_tab[1] = ff_h264_weight_8_sse2;
225
226            c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_sse2;
227            c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_sse2;
228
229            c->h264_v_loop_filter_luma       = ff_deblock_v_luma_8_sse2;
230            c->h264_h_loop_filter_luma       = ff_deblock_h_luma_8_sse2;
231            c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_sse2;
232            c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_sse2;
233
234#if ARCH_X86_64
235            c->h264_h_loop_filter_luma_mbaff = ff_deblock_h_luma_mbaff_8_sse2;
236#endif
237
238            c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_8_sse2;
239            c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_sse2;
240            if (chroma_format_idc <= 1) {
241                c->h264_h_loop_filter_chroma       = ff_deblock_h_chroma_8_sse2;
242                c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_sse2;
243            } else {
244                c->h264_h_loop_filter_chroma       = ff_deblock_h_chroma422_8_sse2;
245                c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma422_intra_8_sse2;
246            }
247
248            c->h264_idct_add        = ff_h264_idct_add_8_sse2;
249            c->h264_idct_dc_add     = ff_h264_idct_dc_add_8_sse2;
250        }
251        if (EXTERNAL_SSSE3(cpu_flags)) {
252            c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_ssse3;
253            c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_ssse3;
254        }
255        if (EXTERNAL_AVX(cpu_flags)) {
256            c->h264_v_loop_filter_luma       = ff_deblock_v_luma_8_avx;
257            c->h264_h_loop_filter_luma       = ff_deblock_h_luma_8_avx;
258            c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_avx;
259            c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_avx;
260#if ARCH_X86_64
261            c->h264_h_loop_filter_luma_mbaff = ff_deblock_h_luma_mbaff_8_avx;
262#endif
263
264            c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_8_avx;
265            c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_avx;
266            if (chroma_format_idc <= 1) {
267                c->h264_h_loop_filter_chroma       = ff_deblock_h_chroma_8_avx;
268                c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_avx;
269            } else {
270                c->h264_h_loop_filter_chroma       = ff_deblock_h_chroma422_8_avx;
271                c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma422_intra_8_avx;
272            }
273
274            c->h264_idct_add        = ff_h264_idct_add_8_avx;
275            c->h264_idct_dc_add     = ff_h264_idct_dc_add_8_avx;
276        }
277    } else if (bit_depth == 10) {
278        if (EXTERNAL_MMXEXT(cpu_flags)) {
279#if ARCH_X86_32 && !HAVE_ALIGNED_STACK
280            c->h264_v_loop_filter_luma         = ff_deblock_v_luma_10_mmxext;
281            c->h264_h_loop_filter_luma         = ff_deblock_h_luma_10_mmxext;
282            c->h264_v_loop_filter_luma_intra   = ff_deblock_v_luma_intra_10_mmxext;
283            c->h264_h_loop_filter_luma_intra   = ff_deblock_h_luma_intra_10_mmxext;
284#endif /* ARCH_X86_32 && !HAVE_ALIGNED_STACK */
285            c->h264_idct_dc_add = ff_h264_idct_dc_add_10_mmxext;
286        }
287        if (EXTERNAL_SSE2(cpu_flags)) {
288            c->h264_idct_add     = ff_h264_idct_add_10_sse2;
289            c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_sse2;
290
291            c->h264_idct_add16 = ff_h264_idct_add16_10_sse2;
292            if (chroma_format_idc <= 1) {
293                c->h264_idct_add8 = ff_h264_idct_add8_10_sse2;
294            } else {
295                c->h264_idct_add8 = ff_h264_idct_add8_422_10_sse2;
296            }
297            c->h264_idct_add16intra = ff_h264_idct_add16intra_10_sse2;
298#if HAVE_ALIGNED_STACK
299            c->h264_idct8_add  = ff_h264_idct8_add_10_sse2;
300            c->h264_idct8_add4 = ff_h264_idct8_add4_10_sse2;
301#endif /* HAVE_ALIGNED_STACK */
302
303            c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse2;
304            c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse2;
305            c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse2;
306
307            c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse2;
308            c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse2;
309            c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse2;
310
311            c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_10_sse2;
312            c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_sse2;
313            if (chroma_format_idc <= 1) {
314                c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_sse2;
315            } else {
316                c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_10_sse2;
317            }
318#if HAVE_ALIGNED_STACK
319            c->h264_v_loop_filter_luma       = ff_deblock_v_luma_10_sse2;
320            c->h264_h_loop_filter_luma       = ff_deblock_h_luma_10_sse2;
321            c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_10_sse2;
322            c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_10_sse2;
323#endif /* HAVE_ALIGNED_STACK */
324        }
325        if (EXTERNAL_SSE4(cpu_flags)) {
326            c->weight_h264_pixels_tab[0] = ff_h264_weight_16_10_sse4;
327            c->weight_h264_pixels_tab[1] = ff_h264_weight_8_10_sse4;
328            c->weight_h264_pixels_tab[2] = ff_h264_weight_4_10_sse4;
329
330            c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_10_sse4;
331            c->biweight_h264_pixels_tab[1] = ff_h264_biweight_8_10_sse4;
332            c->biweight_h264_pixels_tab[2] = ff_h264_biweight_4_10_sse4;
333        }
334        if (EXTERNAL_AVX(cpu_flags)) {
335            c->h264_idct_dc_add  =
336            c->h264_idct_add     = ff_h264_idct_add_10_avx;
337            c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_avx;
338
339            c->h264_idct_add16 = ff_h264_idct_add16_10_avx;
340            if (chroma_format_idc <= 1) {
341                c->h264_idct_add8 = ff_h264_idct_add8_10_avx;
342            } else {
343                c->h264_idct_add8 = ff_h264_idct_add8_422_10_avx;
344            }
345            c->h264_idct_add16intra = ff_h264_idct_add16intra_10_avx;
346#if HAVE_ALIGNED_STACK
347            c->h264_idct8_add  = ff_h264_idct8_add_10_avx;
348            c->h264_idct8_add4 = ff_h264_idct8_add4_10_avx;
349#endif /* HAVE_ALIGNED_STACK */
350
351            c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_10_avx;
352            c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_avx;
353            if (chroma_format_idc <= 1) {
354                c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_avx;
355            } else {
356                c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_10_avx;
357            }
358#if HAVE_ALIGNED_STACK
359            c->h264_v_loop_filter_luma         = ff_deblock_v_luma_10_avx;
360            c->h264_h_loop_filter_luma         = ff_deblock_h_luma_10_avx;
361            c->h264_v_loop_filter_luma_intra   = ff_deblock_v_luma_intra_10_avx;
362            c->h264_h_loop_filter_luma_intra   = ff_deblock_h_luma_intra_10_avx;
363#endif /* HAVE_ALIGNED_STACK */
364        }
365    }
366#endif
367}
368