git.sesse.net Git - ffmpeg/blob - libavcodec/aarch64/hevcdsp_init_aarch64.c

   1 /*
   2  * Copyright (c) 2020 Reimar Döffinger
   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 <stdint.h>
  22
  23 #include "libavutil/attributes.h"
  24 #include "libavutil/cpu.h"
  25 #include "libavutil/aarch64/cpu.h"
  26 #include "libavcodec/hevcdsp.h"
  27
  28 void ff_hevc_add_residual_4x4_8_neon(uint8_t *_dst, int16_t *coeffs,
  29                                      ptrdiff_t stride);
  30 void ff_hevc_add_residual_4x4_10_neon(uint8_t *_dst, int16_t *coeffs,
  31                                       ptrdiff_t stride);
  32 void ff_hevc_add_residual_8x8_8_neon(uint8_t *_dst, int16_t *coeffs,
  33                                      ptrdiff_t stride);
  34 void ff_hevc_add_residual_8x8_10_neon(uint8_t *_dst, int16_t *coeffs,
  35                                       ptrdiff_t stride);
  36 void ff_hevc_add_residual_16x16_8_neon(uint8_t *_dst, int16_t *coeffs,
  37                                        ptrdiff_t stride);
  38 void ff_hevc_add_residual_16x16_10_neon(uint8_t *_dst, int16_t *coeffs,
  39                                         ptrdiff_t stride);
  40 void ff_hevc_add_residual_32x32_8_neon(uint8_t *_dst, int16_t *coeffs,
  41                                        ptrdiff_t stride);
  42 void ff_hevc_add_residual_32x32_10_neon(uint8_t *_dst, int16_t *coeffs,
  43                                         ptrdiff_t stride);
  44 void ff_hevc_idct_8x8_8_neon(int16_t *coeffs, int col_limit);
  45 void ff_hevc_idct_8x8_10_neon(int16_t *coeffs, int col_limit);
  46 void ff_hevc_idct_16x16_8_neon(int16_t *coeffs, int col_limit);
  47 void ff_hevc_idct_16x16_10_neon(int16_t *coeffs, int col_limit);
  48
  49 av_cold void ff_hevc_dsp_init_aarch64(HEVCDSPContext *c, const int bit_depth)
  50 {
  51     if (!have_neon(av_get_cpu_flags())) return;
  52
  53     if (bit_depth == 8) {
  54         c->add_residual[0]             = ff_hevc_add_residual_4x4_8_neon;
  55         c->add_residual[1]             = ff_hevc_add_residual_8x8_8_neon;
  56         c->add_residual[2]             = ff_hevc_add_residual_16x16_8_neon;
  57         c->add_residual[3]             = ff_hevc_add_residual_32x32_8_neon;
  58         c->idct[1]                     = ff_hevc_idct_8x8_8_neon;
  59         c->idct[2]                     = ff_hevc_idct_16x16_8_neon;
  60     }
  61     if (bit_depth == 10) {
  62         c->add_residual[0]             = ff_hevc_add_residual_4x4_10_neon;
  63         c->add_residual[1]             = ff_hevc_add_residual_8x8_10_neon;
  64         c->add_residual[2]             = ff_hevc_add_residual_16x16_10_neon;
  65         c->add_residual[3]             = ff_hevc_add_residual_32x32_10_neon;
  66         c->idct[1]                     = ff_hevc_idct_8x8_10_neon;
  67         c->idct[2]                     = ff_hevc_idct_16x16_10_neon;
  68     }
  69 }