libavcodec/arm/dsputil_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
  27 void ff_put_pixels16_neon(uint8_t *, const uint8_t *, int, int);
  28 void ff_put_pixels16_x2_neon(uint8_t *, const uint8_t *, int, int);
  29 void ff_put_pixels16_y2_neon(uint8_t *, const uint8_t *, int, int);
  30 void ff_put_pixels16_xy2_neon(uint8_t *, const uint8_t *, int, int);
  31 void ff_put_pixels8_neon(uint8_t *, const uint8_t *, int, int);
  32 void ff_put_pixels8_x2_neon(uint8_t *, const uint8_t *, int, int);
  33 void ff_put_pixels8_y2_neon(uint8_t *, const uint8_t *, int, int);
  34 void ff_put_pixels8_xy2_neon(uint8_t *, const uint8_t *, int, int);
  35 void ff_put_pixels16_x2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
  36 void ff_put_pixels16_y2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
  37 void ff_put_pixels16_xy2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
  38 void ff_put_pixels8_x2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
  39 void ff_put_pixels8_y2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
  40 void ff_put_pixels8_xy2_no_rnd_neon(uint8_t *, const uint8_t *, int, int);
  41
  42 void ff_avg_pixels16_neon(uint8_t *, const uint8_t *, int, int);
  43
  44 void ff_add_pixels_clamped_neon(const DCTELEM *, uint8_t *, int);
  45 void ff_put_pixels_clamped_neon(const DCTELEM *, uint8_t *, int);
  46 void ff_put_signed_pixels_clamped_neon(const DCTELEM *, uint8_t *, int);
  47
  48 void ff_put_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, int);
  49 void ff_put_h264_qpel16_mc10_neon(uint8_t *, uint8_t *, int);
  50 void ff_put_h264_qpel16_mc20_neon(uint8_t *, uint8_t *, int);
  51 void ff_put_h264_qpel16_mc30_neon(uint8_t *, uint8_t *, int);
  52 void ff_put_h264_qpel16_mc01_neon(uint8_t *, uint8_t *, int);
  53 void ff_put_h264_qpel16_mc11_neon(uint8_t *, uint8_t *, int);
  54 void ff_put_h264_qpel16_mc21_neon(uint8_t *, uint8_t *, int);
  55 void ff_put_h264_qpel16_mc31_neon(uint8_t *, uint8_t *, int);
  56 void ff_put_h264_qpel16_mc02_neon(uint8_t *, uint8_t *, int);
  57 void ff_put_h264_qpel16_mc12_neon(uint8_t *, uint8_t *, int);
  58 void ff_put_h264_qpel16_mc22_neon(uint8_t *, uint8_t *, int);
  59 void ff_put_h264_qpel16_mc32_neon(uint8_t *, uint8_t *, int);
  60 void ff_put_h264_qpel16_mc03_neon(uint8_t *, uint8_t *, int);
  61 void ff_put_h264_qpel16_mc13_neon(uint8_t *, uint8_t *, int);
  62 void ff_put_h264_qpel16_mc23_neon(uint8_t *, uint8_t *, int);
  63 void ff_put_h264_qpel16_mc33_neon(uint8_t *, uint8_t *, int);
  64
  65 void ff_put_h264_qpel8_mc00_neon(uint8_t *, uint8_t *, int);
  66 void ff_put_h264_qpel8_mc10_neon(uint8_t *, uint8_t *, int);
  67 void ff_put_h264_qpel8_mc20_neon(uint8_t *, uint8_t *, int);
  68 void ff_put_h264_qpel8_mc30_neon(uint8_t *, uint8_t *, int);
  69 void ff_put_h264_qpel8_mc01_neon(uint8_t *, uint8_t *, int);
  70 void ff_put_h264_qpel8_mc11_neon(uint8_t *, uint8_t *, int);
  71 void ff_put_h264_qpel8_mc21_neon(uint8_t *, uint8_t *, int);
  72 void ff_put_h264_qpel8_mc31_neon(uint8_t *, uint8_t *, int);
  73 void ff_put_h264_qpel8_mc02_neon(uint8_t *, uint8_t *, int);
  74 void ff_put_h264_qpel8_mc12_neon(uint8_t *, uint8_t *, int);
  75 void ff_put_h264_qpel8_mc22_neon(uint8_t *, uint8_t *, int);
  76 void ff_put_h264_qpel8_mc32_neon(uint8_t *, uint8_t *, int);
  77 void ff_put_h264_qpel8_mc03_neon(uint8_t *, uint8_t *, int);
  78 void ff_put_h264_qpel8_mc13_neon(uint8_t *, uint8_t *, int);
  79 void ff_put_h264_qpel8_mc23_neon(uint8_t *, uint8_t *, int);
  80 void ff_put_h264_qpel8_mc33_neon(uint8_t *, uint8_t *, int);
  81
  82 void ff_avg_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, int);
  83
  84 void ff_put_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
  85 void ff_put_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
  86
  87 void ff_avg_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
  88 void ff_avg_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
  89
  90 void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha,
  91                                      int beta, int8_t *tc0);
  92 void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha,
  93                                      int beta, int8_t *tc0);
  94 void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha,
  95                                        int beta, int8_t *tc0);
  96 void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha,
  97                                        int beta, int8_t *tc0);
  98
  99 void ff_weight_h264_pixels_16x16_neon(uint8_t *ds, int stride, int log2_den,
 100                                       int weight, int offset);
 101 void ff_weight_h264_pixels_16x8_neon(uint8_t *ds, int stride, int log2_den,
 102                                      int weight, int offset);
 103 void ff_weight_h264_pixels_8x16_neon(uint8_t *ds, int stride, int log2_den,
 104                                      int weight, int offset);
 105 void ff_weight_h264_pixels_8x8_neon(uint8_t *ds, int stride, int log2_den,
 106                                     int weight, int offset);
 107 void ff_weight_h264_pixels_8x4_neon(uint8_t *ds, int stride, int log2_den,
 108                                     int weight, int offset);
 109 void ff_weight_h264_pixels_4x8_neon(uint8_t *ds, int stride, int log2_den,
 110                                     int weight, int offset);
 111 void ff_weight_h264_pixels_4x4_neon(uint8_t *ds, int stride, int log2_den,
 112                                     int weight, int offset);
 113 void ff_weight_h264_pixels_4x2_neon(uint8_t *ds, int stride, int log2_den,
 114                                     int weight, int offset);
 115
 116 void ff_biweight_h264_pixels_16x16_neon(uint8_t *dst, uint8_t *src, int stride,
 117                                         int log2_den, int weightd, int weights,
 118                                         int offset);
 119 void ff_biweight_h264_pixels_16x8_neon(uint8_t *dst, uint8_t *src, int stride,
 120                                        int log2_den, int weightd, int weights,
 121                                        int offset);
 122 void ff_biweight_h264_pixels_8x16_neon(uint8_t *dst, uint8_t *src, int stride,
 123                                        int log2_den, int weightd, int weights,
 124                                        int offset);
 125 void ff_biweight_h264_pixels_8x8_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_8x4_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_4x8_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_4x4_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_4x2_neon(uint8_t *dst, uint8_t *src, int stride,
 138                                       int log2_den, int weightd, int weights,
 139                                       int offset);
 140
 141 void ff_h264_idct_add_neon(uint8_t *dst, DCTELEM *block, int stride);
 142 void ff_h264_idct_dc_add_neon(uint8_t *dst, DCTELEM *block, int stride);
 143 void ff_h264_idct_add16_neon(uint8_t *dst, const int *block_offset,
 144                              DCTELEM *block, int stride,
 145                              const uint8_t nnzc[6*8]);
 146 void ff_h264_idct_add16intra_neon(uint8_t *dst, const int *block_offset,
 147                                   DCTELEM *block, int stride,
 148                                   const uint8_t nnzc[6*8]);
 149 void ff_h264_idct_add8_neon(uint8_t **dest, const int *block_offset,
 150                             DCTELEM *block, int stride,
 151                             const uint8_t nnzc[6*8]);
 152
 153 void ff_vp3_v_loop_filter_neon(uint8_t *, int, int *);
 154 void ff_vp3_h_loop_filter_neon(uint8_t *, int, int *);
 155
 156 void ff_vector_fmul_neon(float *dst, const float *src, int len);
 157 void ff_vector_fmul_window_neon(float *dst, const float *src0,
 158                                 const float *src1, const float *win,
 159                                 float add_bias, int len);
 160
 161 void ff_float_to_int16_neon(int16_t *, const float *, long);
 162 void ff_float_to_int16_interleave_neon(int16_t *, const float **, long, int);
 163
 164 void ff_vorbis_inverse_coupling_neon(float *mag, float *ang, int blocksize);
 165
 166 void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx)
 167 {
 168     c->put_pixels_tab[0][0] = ff_put_pixels16_neon;
 169     c->put_pixels_tab[0][1] = ff_put_pixels16_x2_neon;
 170     c->put_pixels_tab[0][2] = ff_put_pixels16_y2_neon;
 171     c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_neon;
 172     c->put_pixels_tab[1][0] = ff_put_pixels8_neon;
 173     c->put_pixels_tab[1][1] = ff_put_pixels8_x2_neon;
 174     c->put_pixels_tab[1][2] = ff_put_pixels8_y2_neon;
 175     c->put_pixels_tab[1][3] = ff_put_pixels8_xy2_neon;
 176
 177     c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_neon;
 178     c->put_no_rnd_pixels_tab[0][1] = ff_put_pixels16_x2_no_rnd_neon;
 179     c->put_no_rnd_pixels_tab[0][2] = ff_put_pixels16_y2_no_rnd_neon;
 180     c->put_no_rnd_pixels_tab[0][3] = ff_put_pixels16_xy2_no_rnd_neon;
 181     c->put_no_rnd_pixels_tab[1][0] = ff_put_pixels8_neon;
 182     c->put_no_rnd_pixels_tab[1][1] = ff_put_pixels8_x2_no_rnd_neon;
 183     c->put_no_rnd_pixels_tab[1][2] = ff_put_pixels8_y2_no_rnd_neon;
 184     c->put_no_rnd_pixels_tab[1][3] = ff_put_pixels8_xy2_no_rnd_neon;
 185
 186     c->avg_pixels_tab[0][0] = ff_avg_pixels16_neon;
 187
 188     c->add_pixels_clamped = ff_add_pixels_clamped_neon;
 189     c->put_pixels_clamped = ff_put_pixels_clamped_neon;
 190     c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_neon;
 191
 192     if (CONFIG_H264_DECODER) {
 193         c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_neon;
 194         c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_neon;
 195
 196         c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_neon;
 197         c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_neon;
 198
 199         c->put_h264_qpel_pixels_tab[0][ 0] = ff_put_h264_qpel16_mc00_neon;
 200         c->put_h264_qpel_pixels_tab[0][ 1] = ff_put_h264_qpel16_mc10_neon;
 201         c->put_h264_qpel_pixels_tab[0][ 2] = ff_put_h264_qpel16_mc20_neon;
 202         c->put_h264_qpel_pixels_tab[0][ 3] = ff_put_h264_qpel16_mc30_neon;
 203         c->put_h264_qpel_pixels_tab[0][ 4] = ff_put_h264_qpel16_mc01_neon;
 204         c->put_h264_qpel_pixels_tab[0][ 5] = ff_put_h264_qpel16_mc11_neon;
 205         c->put_h264_qpel_pixels_tab[0][ 6] = ff_put_h264_qpel16_mc21_neon;
 206         c->put_h264_qpel_pixels_tab[0][ 7] = ff_put_h264_qpel16_mc31_neon;
 207         c->put_h264_qpel_pixels_tab[0][ 8] = ff_put_h264_qpel16_mc02_neon;
 208         c->put_h264_qpel_pixels_tab[0][ 9] = ff_put_h264_qpel16_mc12_neon;
 209         c->put_h264_qpel_pixels_tab[0][10] = ff_put_h264_qpel16_mc22_neon;
 210         c->put_h264_qpel_pixels_tab[0][11] = ff_put_h264_qpel16_mc32_neon;
 211         c->put_h264_qpel_pixels_tab[0][12] = ff_put_h264_qpel16_mc03_neon;
 212         c->put_h264_qpel_pixels_tab[0][13] = ff_put_h264_qpel16_mc13_neon;
 213         c->put_h264_qpel_pixels_tab[0][14] = ff_put_h264_qpel16_mc23_neon;
 214         c->put_h264_qpel_pixels_tab[0][15] = ff_put_h264_qpel16_mc33_neon;
 215
 216         c->put_h264_qpel_pixels_tab[1][ 0] = ff_put_h264_qpel8_mc00_neon;
 217         c->put_h264_qpel_pixels_tab[1][ 1] = ff_put_h264_qpel8_mc10_neon;
 218         c->put_h264_qpel_pixels_tab[1][ 2] = ff_put_h264_qpel8_mc20_neon;
 219         c->put_h264_qpel_pixels_tab[1][ 3] = ff_put_h264_qpel8_mc30_neon;
 220         c->put_h264_qpel_pixels_tab[1][ 4] = ff_put_h264_qpel8_mc01_neon;
 221         c->put_h264_qpel_pixels_tab[1][ 5] = ff_put_h264_qpel8_mc11_neon;
 222         c->put_h264_qpel_pixels_tab[1][ 6] = ff_put_h264_qpel8_mc21_neon;
 223         c->put_h264_qpel_pixels_tab[1][ 7] = ff_put_h264_qpel8_mc31_neon;
 224         c->put_h264_qpel_pixels_tab[1][ 8] = ff_put_h264_qpel8_mc02_neon;
 225         c->put_h264_qpel_pixels_tab[1][ 9] = ff_put_h264_qpel8_mc12_neon;
 226         c->put_h264_qpel_pixels_tab[1][10] = ff_put_h264_qpel8_mc22_neon;
 227         c->put_h264_qpel_pixels_tab[1][11] = ff_put_h264_qpel8_mc32_neon;
 228         c->put_h264_qpel_pixels_tab[1][12] = ff_put_h264_qpel8_mc03_neon;
 229         c->put_h264_qpel_pixels_tab[1][13] = ff_put_h264_qpel8_mc13_neon;
 230         c->put_h264_qpel_pixels_tab[1][14] = ff_put_h264_qpel8_mc23_neon;
 231         c->put_h264_qpel_pixels_tab[1][15] = ff_put_h264_qpel8_mc33_neon;
 232
 233         c->avg_h264_qpel_pixels_tab[0][ 0] = ff_avg_h264_qpel16_mc00_neon;
 234
 235         c->h264_v_loop_filter_luma   = ff_h264_v_loop_filter_luma_neon;
 236         c->h264_h_loop_filter_luma   = ff_h264_h_loop_filter_luma_neon;
 237         c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon;
 238         c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon;
 239
 240         c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels_16x16_neon;
 241         c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels_16x8_neon;
 242         c->weight_h264_pixels_tab[2] = ff_weight_h264_pixels_8x16_neon;
 243         c->weight_h264_pixels_tab[3] = ff_weight_h264_pixels_8x8_neon;
 244         c->weight_h264_pixels_tab[4] = ff_weight_h264_pixels_8x4_neon;
 245         c->weight_h264_pixels_tab[5] = ff_weight_h264_pixels_4x8_neon;
 246         c->weight_h264_pixels_tab[6] = ff_weight_h264_pixels_4x4_neon;
 247         c->weight_h264_pixels_tab[7] = ff_weight_h264_pixels_4x2_neon;
 248
 249         c->biweight_h264_pixels_tab[0] = ff_biweight_h264_pixels_16x16_neon;
 250         c->biweight_h264_pixels_tab[1] = ff_biweight_h264_pixels_16x8_neon;
 251         c->biweight_h264_pixels_tab[2] = ff_biweight_h264_pixels_8x16_neon;
 252         c->biweight_h264_pixels_tab[3] = ff_biweight_h264_pixels_8x8_neon;
 253         c->biweight_h264_pixels_tab[4] = ff_biweight_h264_pixels_8x4_neon;
 254         c->biweight_h264_pixels_tab[5] = ff_biweight_h264_pixels_4x8_neon;
 255         c->biweight_h264_pixels_tab[6] = ff_biweight_h264_pixels_4x4_neon;
 256         c->biweight_h264_pixels_tab[7] = ff_biweight_h264_pixels_4x2_neon;
 257
 258         c->h264_idct_add        = ff_h264_idct_add_neon;
 259         c->h264_idct_dc_add     = ff_h264_idct_dc_add_neon;
 260         c->h264_idct_add16      = ff_h264_idct_add16_neon;
 261         c->h264_idct_add16intra = ff_h264_idct_add16intra_neon;
 262         c->h264_idct_add8       = ff_h264_idct_add8_neon;
 263     }
 264
 265     if (CONFIG_VP3_DECODER) {
 266         c->vp3_v_loop_filter = ff_vp3_v_loop_filter_neon;
 267         c->vp3_h_loop_filter = ff_vp3_h_loop_filter_neon;
 268     }
 269
 270     c->vector_fmul = ff_vector_fmul_neon;
 271     c->vector_fmul_window = ff_vector_fmul_window_neon;
 272
 273     if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
 274         c->float_to_int16 = ff_float_to_int16_neon;
 275         c->float_to_int16_interleave = ff_float_to_int16_interleave_neon;
 276     }
 277
 278     if (CONFIG_VORBIS_DECODER)
 279         c->vorbis_inverse_coupling = ff_vorbis_inverse_coupling_neon;
 280 }