git.sesse.net Git - ffmpeg/blob - libavcodec/aarch64/h264dsp_init_aarch64.c

   1 /*
   2  * Copyright (c) 2010 Mans Rullgard <mans@mansr.com>
   3  *
   4  * This file is part of Libav.
   5  *
   6  * Libav 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  * Libav 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 Libav; 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/h264dsp.h"
  27
  28 void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha,
  29                                      int beta, int8_t *tc0);
  30 void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha,
  31                                      int beta, int8_t *tc0);
  32 void ff_h264_v_loop_filter_luma_intra_neon(uint8_t *pix, int stride, int alpha,
  33                                            int beta);
  34 void ff_h264_h_loop_filter_luma_intra_neon(uint8_t *pix, int stride, int alpha,
  35                                            int beta);
  36 void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha,
  37                                        int beta, int8_t *tc0);
  38 void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha,
  39                                        int beta, int8_t *tc0);
  40 void ff_h264_v_loop_filter_chroma_intra_neon(uint8_t *pix, int stride,
  41                                              int alpha, int beta);
  42 void ff_h264_h_loop_filter_chroma_intra_neon(uint8_t *pix, int stride,
  43                                              int alpha, int beta);
  44 void ff_h264_h_loop_filter_chroma_mbaff_intra_neon(uint8_t *pix, int stride,
  45                                                    int alpha, int beta);
  46
  47 void ff_weight_h264_pixels_16_neon(uint8_t *dst, int stride, int height,
  48                                    int log2_den, int weight, int offset);
  49 void ff_weight_h264_pixels_8_neon(uint8_t *dst, int stride, int height,
  50                                   int log2_den, int weight, int offset);
  51 void ff_weight_h264_pixels_4_neon(uint8_t *dst, int stride, int height,
  52                                   int log2_den, int weight, int offset);
  53
  54 void ff_biweight_h264_pixels_16_neon(uint8_t *dst, uint8_t *src, int stride,
  55                                      int height, int log2_den, int weightd,
  56                                      int weights, int offset);
  57 void ff_biweight_h264_pixels_8_neon(uint8_t *dst, uint8_t *src, int stride,
  58                                     int height, int log2_den, int weightd,
  59                                     int weights, int offset);
  60 void ff_biweight_h264_pixels_4_neon(uint8_t *dst, uint8_t *src, int stride,
  61                                     int height, int log2_den, int weightd,
  62                                     int weights, int offset);
  63
  64 void ff_h264_idct_add_neon(uint8_t *dst, int16_t *block, int stride);
  65 void ff_h264_idct_dc_add_neon(uint8_t *dst, int16_t *block, int stride);
  66 void ff_h264_idct_add16_neon(uint8_t *dst, const int *block_offset,
  67                              int16_t *block, int stride,
  68                              const uint8_t nnzc[6*8]);
  69 void ff_h264_idct_add16intra_neon(uint8_t *dst, const int *block_offset,
  70                                   int16_t *block, int stride,
  71                                   const uint8_t nnzc[6*8]);
  72 void ff_h264_idct_add8_neon(uint8_t **dest, const int *block_offset,
  73                             int16_t *block, int stride,
  74                             const uint8_t nnzc[6*8]);
  75
  76 void ff_h264_idct8_add_neon(uint8_t *dst, int16_t *block, int stride);
  77 void ff_h264_idct8_dc_add_neon(uint8_t *dst, int16_t *block, int stride);
  78 void ff_h264_idct8_add4_neon(uint8_t *dst, const int *block_offset,
  79                              int16_t *block, int stride,
  80                              const uint8_t nnzc[6*8]);
  81
  82 av_cold void ff_h264dsp_init_aarch64(H264DSPContext *c, const int bit_depth,
  83                                      const int chroma_format_idc)
  84 {
  85     int cpu_flags = av_get_cpu_flags();
  86
  87     if (have_neon(cpu_flags) && bit_depth == 8) {
  88         c->h264_v_loop_filter_luma   = ff_h264_v_loop_filter_luma_neon;
  89         c->h264_h_loop_filter_luma   = ff_h264_h_loop_filter_luma_neon;
  90         c->h264_v_loop_filter_luma_intra= ff_h264_v_loop_filter_luma_intra_neon;
  91         c->h264_h_loop_filter_luma_intra= ff_h264_h_loop_filter_luma_intra_neon;
  92
  93         c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon;
  94         c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon;
  95         c->h264_v_loop_filter_chroma_intra = ff_h264_v_loop_filter_chroma_intra_neon;
  96         c->h264_h_loop_filter_chroma_intra = ff_h264_h_loop_filter_chroma_intra_neon;
  97         c->h264_h_loop_filter_chroma_mbaff_intra = ff_h264_h_loop_filter_chroma_mbaff_intra_neon;
  98
  99         c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels_16_neon;
 100         c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels_8_neon;
 101         c->weight_h264_pixels_tab[2] = ff_weight_h264_pixels_4_neon;
 102
 103         c->biweight_h264_pixels_tab[0] = ff_biweight_h264_pixels_16_neon;
 104         c->biweight_h264_pixels_tab[1] = ff_biweight_h264_pixels_8_neon;
 105         c->biweight_h264_pixels_tab[2] = ff_biweight_h264_pixels_4_neon;
 106
 107         c->h264_idct_add        = ff_h264_idct_add_neon;
 108         c->h264_idct_dc_add     = ff_h264_idct_dc_add_neon;
 109         c->h264_idct_add16      = ff_h264_idct_add16_neon;
 110         c->h264_idct_add16intra = ff_h264_idct_add16intra_neon;
 111         if (chroma_format_idc <= 1)
 112             c->h264_idct_add8   = ff_h264_idct_add8_neon;
 113         c->h264_idct8_add       = ff_h264_idct8_add_neon;
 114         c->h264_idct8_dc_add    = ff_h264_idct8_dc_add_neon;
 115         c->h264_idct8_add4      = ff_h264_idct8_add4_neon;
 116     }
 117 }