1/* 2 * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder 3 * Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at> 4 * 5 * This file is part of Libav. 6 * 7 * Libav 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 * Libav 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 Libav; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22/** 23 * @file 24 * H.264 / AVC / MPEG4 part10 DSP functions. 25 * @author Michael Niedermayer <michaelni@gmx.at> 26 */ 27 28#include <stdint.h> 29#include "avcodec.h" 30#include "h264dsp.h" 31 32#define BIT_DEPTH 8 33#include "h264dsp_template.c" 34#undef BIT_DEPTH 35 36#define BIT_DEPTH 9 37#include "h264dsp_template.c" 38#undef BIT_DEPTH 39 40#define BIT_DEPTH 10 41#include "h264dsp_template.c" 42#undef BIT_DEPTH 43 44void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, const int chroma_format_idc) 45{ 46#undef FUNC 47#define FUNC(a, depth) a ## _ ## depth ## _c 48 49#define H264_DSP(depth) \ 50 c->h264_idct_add= FUNC(ff_h264_idct_add, depth);\ 51 c->h264_idct8_add= FUNC(ff_h264_idct8_add, depth);\ 52 c->h264_idct_dc_add= FUNC(ff_h264_idct_dc_add, depth);\ 53 c->h264_idct8_dc_add= FUNC(ff_h264_idct8_dc_add, depth);\ 54 c->h264_idct_add16 = FUNC(ff_h264_idct_add16, depth);\ 55 c->h264_idct8_add4 = FUNC(ff_h264_idct8_add4, depth);\ 56 if (chroma_format_idc == 1)\ 57 c->h264_idct_add8 = FUNC(ff_h264_idct_add8, depth);\ 58 else\ 59 c->h264_idct_add8 = FUNC(ff_h264_idct_add8_422, depth);\ 60 c->h264_idct_add16intra= FUNC(ff_h264_idct_add16intra, depth);\ 61 c->h264_luma_dc_dequant_idct= FUNC(ff_h264_luma_dc_dequant_idct, depth);\ 62 if (chroma_format_idc == 1)\ 63 c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma_dc_dequant_idct, depth);\ 64 else\ 65 c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma422_dc_dequant_idct, depth);\ 66\ 67 c->weight_h264_pixels_tab[0]= FUNC(weight_h264_pixels16, depth);\ 68 c->weight_h264_pixels_tab[1]= FUNC(weight_h264_pixels8, depth);\ 69 c->weight_h264_pixels_tab[2]= FUNC(weight_h264_pixels4, depth);\ 70 c->weight_h264_pixels_tab[3]= FUNC(weight_h264_pixels2, depth);\ 71 c->biweight_h264_pixels_tab[0]= FUNC(biweight_h264_pixels16, depth);\ 72 c->biweight_h264_pixels_tab[1]= FUNC(biweight_h264_pixels8, depth);\ 73 c->biweight_h264_pixels_tab[2]= FUNC(biweight_h264_pixels4, depth);\ 74 c->biweight_h264_pixels_tab[3]= FUNC(biweight_h264_pixels2, depth);\ 75\ 76 c->h264_v_loop_filter_luma= FUNC(h264_v_loop_filter_luma, depth);\ 77 c->h264_h_loop_filter_luma= FUNC(h264_h_loop_filter_luma, depth);\ 78 c->h264_h_loop_filter_luma_mbaff= FUNC(h264_h_loop_filter_luma_mbaff, depth);\ 79 c->h264_v_loop_filter_luma_intra= FUNC(h264_v_loop_filter_luma_intra, depth);\ 80 c->h264_h_loop_filter_luma_intra= FUNC(h264_h_loop_filter_luma_intra, depth);\ 81 c->h264_h_loop_filter_luma_mbaff_intra= FUNC(h264_h_loop_filter_luma_mbaff_intra, depth);\ 82 c->h264_v_loop_filter_chroma= FUNC(h264_v_loop_filter_chroma, depth);\ 83 if (chroma_format_idc == 1)\ 84 c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma, depth);\ 85 else\ 86 c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma422, depth);\ 87 if (chroma_format_idc == 1)\ 88 c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma_mbaff, depth);\ 89 else\ 90 c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma422_mbaff, depth);\ 91 c->h264_v_loop_filter_chroma_intra= FUNC(h264_v_loop_filter_chroma_intra, depth);\ 92 if (chroma_format_idc == 1)\ 93 c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma_intra, depth);\ 94 else\ 95 c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma422_intra, depth);\ 96 if (chroma_format_idc == 1)\ 97 c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma_mbaff_intra, depth);\ 98 else\ 99 c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma422_mbaff_intra, depth);\ 100 c->h264_loop_filter_strength= NULL; 101 102 switch (bit_depth) { 103 case 9: 104 H264_DSP(9); 105 break; 106 case 10: 107 H264_DSP(10); 108 break; 109 default: 110 H264_DSP(8); 111 break; 112 } 113 114 if (ARCH_ARM) ff_h264dsp_init_arm(c, bit_depth, chroma_format_idc); 115 if (HAVE_ALTIVEC) ff_h264dsp_init_ppc(c, bit_depth, chroma_format_idc); 116 if (HAVE_MMX) ff_h264dsp_init_x86(c, bit_depth, chroma_format_idc); 117} 118