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