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 "libavcodec/dsputil.h" 24#include "libavcodec/h264dsp.h" 25 26void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha, 27 int beta, int8_t *tc0); 28void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, int stride, int alpha, 29 int beta, int8_t *tc0); 30void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha, 31 int beta, int8_t *tc0); 32void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, int stride, int alpha, 33 int beta, int8_t *tc0); 34 35void ff_weight_h264_pixels_16_neon(uint8_t *dst, int stride, int height, 36 int log2_den, int weight, int offset); 37void ff_weight_h264_pixels_8_neon(uint8_t *dst, int stride, int height, 38 int log2_den, int weight, int offset); 39void ff_weight_h264_pixels_4_neon(uint8_t *dst, int stride, int height, 40 int log2_den, int weight, int offset); 41 42void ff_biweight_h264_pixels_16_neon(uint8_t *dst, uint8_t *src, int stride, 43 int height, int log2_den, int weightd, 44 int weights, int offset); 45void ff_biweight_h264_pixels_8_neon(uint8_t *dst, uint8_t *src, int stride, 46 int height, int log2_den, int weightd, 47 int weights, int offset); 48void ff_biweight_h264_pixels_4_neon(uint8_t *dst, uint8_t *src, int stride, 49 int height, int log2_den, int weightd, 50 int weights, int offset); 51 52void ff_h264_idct_add_neon(uint8_t *dst, DCTELEM *block, int stride); 53void ff_h264_idct_dc_add_neon(uint8_t *dst, DCTELEM *block, int stride); 54void ff_h264_idct_add16_neon(uint8_t *dst, const int *block_offset, 55 DCTELEM *block, int stride, 56 const uint8_t nnzc[6*8]); 57void ff_h264_idct_add16intra_neon(uint8_t *dst, const int *block_offset, 58 DCTELEM *block, int stride, 59 const uint8_t nnzc[6*8]); 60void ff_h264_idct_add8_neon(uint8_t **dest, const int *block_offset, 61 DCTELEM *block, int stride, 62 const uint8_t nnzc[6*8]); 63 64void ff_h264_idct8_add_neon(uint8_t *dst, DCTELEM *block, int stride); 65void ff_h264_idct8_dc_add_neon(uint8_t *dst, DCTELEM *block, int stride); 66void ff_h264_idct8_add4_neon(uint8_t *dst, const int *block_offset, 67 DCTELEM *block, int stride, 68 const uint8_t nnzc[6*8]); 69 70static void ff_h264dsp_init_neon(H264DSPContext *c, const int bit_depth, const int chroma_format_idc) 71{ 72 if (bit_depth == 8) { 73 c->h264_v_loop_filter_luma = ff_h264_v_loop_filter_luma_neon; 74 c->h264_h_loop_filter_luma = ff_h264_h_loop_filter_luma_neon; 75 c->h264_v_loop_filter_chroma = ff_h264_v_loop_filter_chroma_neon; 76 c->h264_h_loop_filter_chroma = ff_h264_h_loop_filter_chroma_neon; 77 78 c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels_16_neon; 79 c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels_8_neon; 80 c->weight_h264_pixels_tab[2] = ff_weight_h264_pixels_4_neon; 81 82 c->biweight_h264_pixels_tab[0] = ff_biweight_h264_pixels_16_neon; 83 c->biweight_h264_pixels_tab[1] = ff_biweight_h264_pixels_8_neon; 84 c->biweight_h264_pixels_tab[2] = ff_biweight_h264_pixels_4_neon; 85 86 c->h264_idct_add = ff_h264_idct_add_neon; 87 c->h264_idct_dc_add = ff_h264_idct_dc_add_neon; 88 c->h264_idct_add16 = ff_h264_idct_add16_neon; 89 c->h264_idct_add16intra = ff_h264_idct_add16intra_neon; 90 if (chroma_format_idc == 1) 91 c->h264_idct_add8 = ff_h264_idct_add8_neon; 92 c->h264_idct8_add = ff_h264_idct8_add_neon; 93 c->h264_idct8_dc_add = ff_h264_idct8_dc_add_neon; 94 c->h264_idct8_add4 = ff_h264_idct8_add4_neon; 95 } 96} 97 98void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth, const int chroma_format_idc) 99{ 100 if (HAVE_NEON) ff_h264dsp_init_neon(c, bit_depth, chroma_format_idc); 101} 102