ARM: cosmetics
[ffmpeg.git] / libavcodec / arm / dsputil_init_neon.c
1 /*
2  * ARM NEON optimised DSP functions
3  * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21
22 #include <stdint.h>
23
24 #include "libavcodec/avcodec.h"
25 #include "libavcodec/dsputil.h"
26 #include "dsputil_arm.h"
27
28 void ff_simple_idct_neon(DCTELEM *data);
29 void ff_simple_idct_put_neon(uint8_t *dest, int line_size, DCTELEM *data);
30 void ff_simple_idct_add_neon(uint8_t *dest, int line_size, DCTELEM *data);
31
32 void ff_vp3_idct_neon(DCTELEM *data);
33 void ff_vp3_idct_put_neon(uint8_t *dest, int line_size, DCTELEM *data);
34 void ff_vp3_idct_add_neon(uint8_t *dest, int line_size, DCTELEM *data);
35
36 void ff_put_pixels16_neon(uint8_t *, const uint8_t *, int, int);
37 void ff_put_pixels16_x2_neon(uint8_t *, const uint8_t *, int, int);
38 void ff_put_pixels16_y2_neon(uint8_t *, const uint8_t *, int, int);
39 void ff_put_pixels16_xy2_neon(uint8_t *, const uint8_t *, int, int);
40 void ff_put_pixels8_neon(uint8_t *, const uint8_t *, int, int);
41 void ff_put_pixels8_x2_neon(uint8_t *, const uint8_t *, int, int);
42 void ff_put_pixels8_y2_neon(uint8_t *, const uint8_t *, int, int);
43 void ff_put_pixels8_xy2_neon(uint8_t *, const uint8_t *, int, int);
44 void ff_put_pixels16_x2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
45 void ff_put_pixels16_y2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
46 void ff_put_pixels16_xy2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
47 void ff_put_pixels8_x2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
48 void ff_put_pixels8_y2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
49 void ff_put_pixels8_xy2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
50
51 void ff_avg_pixels16_neon(uint8_t *, const uint8_t *, int, int);
52
53 void ff_add_pixels_clamped_neon(const DCTELEM *, uint8_t *, int);
54 void ff_put_pixels_clamped_neon(const DCTELEM *, uint8_t *, int);
55 void ff_put_signed_pixels_clamped_neon(const DCTELEM *, uint8_t *, int);
56
57 void ff_put_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, int);
58 void ff_put_h264_qpel16_mc10_neon(uint8_t *, uint8_t *, int);
59 void ff_put_h264_qpel16_mc20_neon(uint8_t *, uint8_t *, int);
60 void ff_put_h264_qpel16_mc30_neon(uint8_t *, uint8_t *, int);
61 void ff_put_h264_qpel16_mc01_neon(uint8_t *, uint8_t *, int);
62 void ff_put_h264_qpel16_mc11_neon(uint8_t *, uint8_t *, int);
63 void ff_put_h264_qpel16_mc21_neon(uint8_t *, uint8_t *, int);
64 void ff_put_h264_qpel16_mc31_neon(uint8_t *, uint8_t *, int);
65 void ff_put_h264_qpel16_mc02_neon(uint8_t *, uint8_t *, int);
66 void ff_put_h264_qpel16_mc12_neon(uint8_t *, uint8_t *, int);
67 void ff_put_h264_qpel16_mc22_neon(uint8_t *, uint8_t *, int);
68 void ff_put_h264_qpel16_mc32_neon(uint8_t *, uint8_t *, int);
69 void ff_put_h264_qpel16_mc03_neon(uint8_t *, uint8_t *, int);
70 void ff_put_h264_qpel16_mc13_neon(uint8_t *, uint8_t *, int);
71 void ff_put_h264_qpel16_mc23_neon(uint8_t *, uint8_t *, int);
72 void ff_put_h264_qpel16_mc33_neon(uint8_t *, uint8_t *, int);
73
74 void ff_put_h264_qpel8_mc00_neon(uint8_t *, uint8_t *, int);
75 void ff_put_h264_qpel8_mc10_neon(uint8_t *, uint8_t *, int);
76 void ff_put_h264_qpel8_mc20_neon(uint8_t *, uint8_t *, int);
77 void ff_put_h264_qpel8_mc30_neon(uint8_t *, uint8_t *, int);
78 void ff_put_h264_qpel8_mc01_neon(uint8_t *, uint8_t *, int);
79 void ff_put_h264_qpel8_mc11_neon(uint8_t *, uint8_t *, int);
80 void ff_put_h264_qpel8_mc21_neon(uint8_t *, uint8_t *, int);
81 void ff_put_h264_qpel8_mc31_neon(uint8_t *, uint8_t *, int);
82 void ff_put_h264_qpel8_mc02_neon(uint8_t *, uint8_t *, int);
83 void ff_put_h264_qpel8_mc12_neon(uint8_t *, uint8_t *, int);
84 void ff_put_h264_qpel8_mc22_neon(uint8_t *, uint8_t *, int);
85 void ff_put_h264_qpel8_mc32_neon(uint8_t *, uint8_t *, int);
86 void ff_put_h264_qpel8_mc03_neon(uint8_t *, uint8_t *, int);
87 void ff_put_h264_qpel8_mc13_neon(uint8_t *, uint8_t *, int);
88 void ff_put_h264_qpel8_mc23_neon(uint8_t *, uint8_t *, int);
89 void ff_put_h264_qpel8_mc33_neon(uint8_t *, uint8_t *, int);
90
91 void ff_avg_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, int);
92
93 void ff_put_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
94 void ff_put_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
95
96 void ff_avg_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
97 void ff_avg_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
98
99 void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha,
100                                      int beta, int8_t *tc0);
101 void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha,
102                                      int beta, int8_t *tc0);
103 void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha,
104                                        int beta, int8_t *tc0);
105 void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha,
106                                        int beta, int8_t *tc0);
107
108 void ff_weight_h264_pixels_16x16_neon(uint8_t *ds, int stride, int log2_den,
109                                       int weight, int offset);
110 void ff_weight_h264_pixels_16x8_neon(uint8_t *ds, int stride, int log2_den,
111                                      int weight, int offset);
112 void ff_weight_h264_pixels_8x16_neon(uint8_t *ds, int stride, int log2_den,
113                                      int weight, int offset);
114 void ff_weight_h264_pixels_8x8_neon(uint8_t *ds, int stride, int log2_den,
115                                     int weight, int offset);
116 void ff_weight_h264_pixels_8x4_neon(uint8_t *ds, int stride, int log2_den,
117                                     int weight, int offset);
118 void ff_weight_h264_pixels_4x8_neon(uint8_t *ds, int stride, int log2_den,
119                                     int weight, int offset);
120 void ff_weight_h264_pixels_4x4_neon(uint8_t *ds, int stride, int log2_den,
121                                     int weight, int offset);
122 void ff_weight_h264_pixels_4x2_neon(uint8_t *ds, int stride, int log2_den,
123                                     int weight, int offset);
124
125 void ff_biweight_h264_pixels_16x16_neon(uint8_t *dst, uint8_t *src, int stride,
126                                         int log2_den, int weightd, int weights,
127                                         int offset);
128 void ff_biweight_h264_pixels_16x8_neon(uint8_t *dst, uint8_t *src, int stride,
129                                        int log2_den, int weightd, int weights,
130                                        int offset);
131 void ff_biweight_h264_pixels_8x16_neon(uint8_t *dst, uint8_t *src, int stride,
132                                        int log2_den, int weightd, int weights,
133                                        int offset);
134 void ff_biweight_h264_pixels_8x8_neon(uint8_t *dst, uint8_t *src, int stride,
135                                       int log2_den, int weightd, int weights,
136                                       int offset);
137 void ff_biweight_h264_pixels_8x4_neon(uint8_t *dst, uint8_t *src, int stride,
138                                       int log2_den, int weightd, int weights,
139                                       int offset);
140 void ff_biweight_h264_pixels_4x8_neon(uint8_t *dst, uint8_t *src, int stride,
141                                       int log2_den, int weightd, int weights,
142                                       int offset);
143 void ff_biweight_h264_pixels_4x4_neon(uint8_t *dst, uint8_t *src, int stride,
144                                       int log2_den, int weightd, int weights,
145                                       int offset);
146 void ff_biweight_h264_pixels_4x2_neon(uint8_t *dst, uint8_t *src, int stride,
147                                       int log2_den, int weightd, int weights,
148                                       int offset);
149
150 void ff_h264_idct_add_neon(uint8_t *dst, DCTELEM *block, int stride);
151 void ff_h264_idct_dc_add_neon(uint8_t *dst, DCTELEM *block, int stride);
152 void ff_h264_idct_add16_neon(uint8_t *dst, const int *block_offset,
153                              DCTELEM *block, int stride,
154                              const uint8_t nnzc[6*8]);
155 void ff_h264_idct_add16intra_neon(uint8_t *dst, const int *block_offset,
156                                   DCTELEM *block, int stride,
157                                   const uint8_t nnzc[6*8]);
158 void ff_h264_idct_add8_neon(uint8_t **dest, const int *block_offset,
159                             DCTELEM *block, int stride,
160                             const uint8_t nnzc[6*8]);
161
162 void ff_vp3_v_loop_filter_neon(uint8_t *, int, int *);
163 void ff_vp3_h_loop_filter_neon(uint8_t *, int, int *);
164
165 void ff_vector_fmul_neon(float *dst, const float *src, int len);
166 void ff_vector_fmul_window_neon(float *dst, const float *src0,
167                                 const float *src1, const float *win,
168                                 float add_bias, int len);
169 void ff_vector_fmul_scalar_neon(float *dst, const float *src, float mul,
170                                 int len);
171 void ff_vector_fmul_sv_scalar_2_neon(float *dst, const float *src,
172                                      const float **vp, float mul, int len);
173 void ff_vector_fmul_sv_scalar_4_neon(float *dst, const float *src,
174                                      const float **vp, float mul, int len);
175 void ff_sv_fmul_scalar_2_neon(float *dst, const float **vp, float mul,
176                               int len);
177 void ff_sv_fmul_scalar_4_neon(float *dst, const float **vp, float mul,
178                               int len);
179 void ff_butterflies_float_neon(float *v1, float *v2, int len);
180 float ff_scalarproduct_float_neon(const float *v1, const float *v2, int len);
181 void ff_int32_to_float_fmul_scalar_neon(float *dst, const int *src,
182                                         float mul, int len);
183 void ff_vector_fmul_reverse_neon(float *dst, const float *src0,
184                                  const float *src1, int len);
185 void ff_vector_fmul_add_neon(float *dst, const float *src0, const float *src1,
186                              const float *src2, int len);
187
188 void ff_vector_clipf_neon(float *dst, const float *src, float min, float max,
189                           int len);
190 void ff_float_to_int16_neon(int16_t *, const float *, long);
191 void ff_float_to_int16_interleave_neon(int16_t *, const float **, long, int);
192
193 void ff_vorbis_inverse_coupling_neon(float *mag, float *ang, int blocksize);
194
195 void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx)
196 {
197     if (!avctx->lowres) {
198         if (avctx->idct_algo == FF_IDCT_AUTO ||
199             avctx->idct_algo == FF_IDCT_SIMPLENEON) {
200             c->idct_put              = ff_simple_idct_put_neon;
201             c->idct_add              = ff_simple_idct_add_neon;
202             c->idct                  = ff_simple_idct_neon;
203             c->idct_permutation_type = FF_PARTTRANS_IDCT_PERM;
204         } else if ((CONFIG_VP3_DECODER || CONFIG_VP5_DECODER ||
205                     CONFIG_VP6_DECODER) &&
206                    avctx->idct_algo == FF_IDCT_VP3) {
207             c->idct_put              = ff_vp3_idct_put_neon;
208             c->idct_add              = ff_vp3_idct_add_neon;
209             c->idct                  = ff_vp3_idct_neon;
210             c->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
211         }
212     }
213
214     c->put_pixels_tab[0][0] = ff_put_pixels16_neon;
215     c->put_pixels_tab[0][1] = ff_put_pixels16_x2_neon;
216     c->put_pixels_tab[0][2] = ff_put_pixels16_y2_neon;
217     c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_neon;
218     c->put_pixels_tab[1][0] = ff_put_pixels8_neon;
219     c->put_pixels_tab[1][1] = ff_put_pixels8_x2_neon;
220     c->put_pixels_tab[1][2] = ff_put_pixels8_y2_neon;
221     c->put_pixels_tab[1][3] = ff_put_pixels8_xy2_neon;
222
223     c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_neon;
224     c->put_no_rnd_pixels_tab[0][1] = ff_put_pixels16_x2_no_rnd_neon;
225     c->put_no_rnd_pixels_tab[0][2] = ff_put_pixels16_y2_no_rnd_neon;
226     c->put_no_rnd_pixels_tab[0][3] = ff_put_pixels16_xy2_no_rnd_neon;
227     c->put_no_rnd_pixels_tab[1][0] = ff_put_pixels8_neon;
228     c->put_no_rnd_pixels_tab[1][1] = ff_put_pixels8_x2_no_rnd_neon;
229     c->put_no_rnd_pixels_tab[1][2] = ff_put_pixels8_y2_no_rnd_neon;
230     c->put_no_rnd_pixels_tab[1][3] = ff_put_pixels8_xy2_no_rnd_neon;
231
232     c->avg_pixels_tab[0][0] = ff_avg_pixels16_neon;
233
234     c->add_pixels_clamped = ff_add_pixels_clamped_neon;
235     c->put_pixels_clamped = ff_put_pixels_clamped_neon;
236     c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_neon;
237
238     if (CONFIG_H264_DECODER) {
239         c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_neon;
240         c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_neon;
241
242         c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_neon;
243         c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_neon;
244
245         c->put_h264_qpel_pixels_tab[0][ 0] = ff_put_h264_qpel16_mc00_neon;
246         c->put_h264_qpel_pixels_tab[0][ 1] = ff_put_h264_qpel16_mc10_neon;
247         c->put_h264_qpel_pixels_tab[0][ 2] = ff_put_h264_qpel16_mc20_neon;
248         c->put_h264_qpel_pixels_tab[0][ 3] = ff_put_h264_qpel16_mc30_neon;
249         c->put_h264_qpel_pixels_tab[0][ 4] = ff_put_h264_qpel16_mc01_neon;
250         c->put_h264_qpel_pixels_tab[0][ 5] = ff_put_h264_qpel16_mc11_neon;
251         c->put_h264_qpel_pixels_tab[0][ 6] = ff_put_h264_qpel16_mc21_neon;
252         c->put_h264_qpel_pixels_tab[0][ 7] = ff_put_h264_qpel16_mc31_neon;
253         c->put_h264_qpel_pixels_tab[0][ 8] = ff_put_h264_qpel16_mc02_neon;
254         c->put_h264_qpel_pixels_tab[0][ 9] = ff_put_h264_qpel16_mc12_neon;
255         c->put_h264_qpel_pixels_tab[0][10] = ff_put_h264_qpel16_mc22_neon;
256         c->put_h264_qpel_pixels_tab[0][11] = ff_put_h264_qpel16_mc32_neon;
257         c->put_h264_qpel_pixels_tab[0][12] = ff_put_h264_qpel16_mc03_neon;
258         c->put_h264_qpel_pixels_tab[0][13] = ff_put_h264_qpel16_mc13_neon;
259         c->put_h264_qpel_pixels_tab[0][14] = ff_put_h264_qpel16_mc23_neon;
260         c->put_h264_qpel_pixels_tab[0][15] = ff_put_h264_qpel16_mc33_neon;
261
262         c->put_h264_qpel_pixels_tab[1][ 0] = ff_put_h264_qpel8_mc00_neon;
263         c->put_h264_qpel_pixels_tab[1][ 1] = ff_put_h264_qpel8_mc10_neon;
264         c->put_h264_qpel_pixels_tab[1][ 2] = ff_put_h264_qpel8_mc20_neon;
265         c->put_h264_qpel_pixels_tab[1][ 3] = ff_put_h264_qpel8_mc30_neon;
266         c->put_h264_qpel_pixels_tab[1][ 4] = ff_put_h264_qpel8_mc01_neon;
267         c->put_h264_qpel_pixels_tab[1][ 5] = ff_put_h264_qpel8_mc11_neon;
268         c->put_h264_qpel_pixels_tab[1][ 6] = ff_put_h264_qpel8_mc21_neon;
269         c->put_h264_qpel_pixels_tab[1][ 7] = ff_put_h264_qpel8_mc31_neon;
270         c->put_h264_qpel_pixels_tab[1][ 8] = ff_put_h264_qpel8_mc02_neon;
271         c->put_h264_qpel_pixels_tab[1][ 9] = ff_put_h264_qpel8_mc12_neon;
272         c->put_h264_qpel_pixels_tab[1][10] = ff_put_h264_qpel8_mc22_neon;
273         c->put_h264_qpel_pixels_tab[1][11] = ff_put_h264_qpel8_mc32_neon;
274         c->put_h264_qpel_pixels_tab[1][12] = ff_put_h264_qpel8_mc03_neon;
275         c->put_h264_qpel_pixels_tab[1][13] = ff_put_h264_qpel8_mc13_neon;
276         c->put_h264_qpel_pixels_tab[1][14] = ff_put_h264_qpel8_mc23_neon;
277         c->put_h264_qpel_pixels_tab[1][15] = ff_put_h264_qpel8_mc33_neon;
278
279         c->avg_h264_qpel_pixels_tab[0][ 0] = ff_avg_h264_qpel16_mc00_neon;
280
281         c->h264_v_loop_filter_luma   = ff_h264_v_loop_filter_luma_neon;
282         c->h264_h_loop_filter_luma   = ff_h264_h_loop_filter_luma_neon;
283         c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon;
284         c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon;
285
286         c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels_16x16_neon;
287         c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels_16x8_neon;
288         c->weight_h264_pixels_tab[2] = ff_weight_h264_pixels_8x16_neon;
289         c->weight_h264_pixels_tab[3] = ff_weight_h264_pixels_8x8_neon;
290         c->weight_h264_pixels_tab[4] = ff_weight_h264_pixels_8x4_neon;
291         c->weight_h264_pixels_tab[5] = ff_weight_h264_pixels_4x8_neon;
292         c->weight_h264_pixels_tab[6] = ff_weight_h264_pixels_4x4_neon;
293         c->weight_h264_pixels_tab[7] = ff_weight_h264_pixels_4x2_neon;
294
295         c->biweight_h264_pixels_tab[0] = ff_biweight_h264_pixels_16x16_neon;
296         c->biweight_h264_pixels_tab[1] = ff_biweight_h264_pixels_16x8_neon;
297         c->biweight_h264_pixels_tab[2] = ff_biweight_h264_pixels_8x16_neon;
298         c->biweight_h264_pixels_tab[3] = ff_biweight_h264_pixels_8x8_neon;
299         c->biweight_h264_pixels_tab[4] = ff_biweight_h264_pixels_8x4_neon;
300         c->biweight_h264_pixels_tab[5] = ff_biweight_h264_pixels_4x8_neon;
301         c->biweight_h264_pixels_tab[6] = ff_biweight_h264_pixels_4x4_neon;
302         c->biweight_h264_pixels_tab[7] = ff_biweight_h264_pixels_4x2_neon;
303
304         c->h264_idct_add        = ff_h264_idct_add_neon;
305         c->h264_idct_dc_add     = ff_h264_idct_dc_add_neon;
306         c->h264_idct_add16      = ff_h264_idct_add16_neon;
307         c->h264_idct_add16intra = ff_h264_idct_add16intra_neon;
308         c->h264_idct_add8       = ff_h264_idct_add8_neon;
309     }
310
311     if (CONFIG_VP3_DECODER) {
312         c->vp3_v_loop_filter = ff_vp3_v_loop_filter_neon;
313         c->vp3_h_loop_filter = ff_vp3_h_loop_filter_neon;
314     }
315
316     c->vector_fmul                = ff_vector_fmul_neon;
317     c->vector_fmul_window         = ff_vector_fmul_window_neon;
318     c->vector_fmul_scalar         = ff_vector_fmul_scalar_neon;
319     c->butterflies_float          = ff_butterflies_float_neon;
320     c->scalarproduct_float        = ff_scalarproduct_float_neon;
321     c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_neon;
322     c->vector_fmul_reverse        = ff_vector_fmul_reverse_neon;
323     c->vector_fmul_add            = ff_vector_fmul_add_neon;
324     c->vector_clipf               = ff_vector_clipf_neon;
325
326     c->vector_fmul_sv_scalar[0] = ff_vector_fmul_sv_scalar_2_neon;
327     c->vector_fmul_sv_scalar[1] = ff_vector_fmul_sv_scalar_4_neon;
328
329     c->sv_fmul_scalar[0] = ff_sv_fmul_scalar_2_neon;
330     c->sv_fmul_scalar[1] = ff_sv_fmul_scalar_4_neon;
331
332     if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
333         c->float_to_int16            = ff_float_to_int16_neon;
334         c->float_to_int16_interleave = ff_float_to_int16_interleave_neon;
335     }
336
337     if (CONFIG_VORBIS_DECODER)
338         c->vorbis_inverse_coupling = ff_vorbis_inverse_coupling_neon;
339 }