| 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 FFmpeg. |
| 6 | * |
| 7 | * FFmpeg 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 | * FFmpeg 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 FFmpeg; 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 | |
| 30 | #include "libavutil/attributes.h" |
| 31 | #include "libavutil/avassert.h" |
| 32 | |
| 33 | #include "avcodec.h" |
| 34 | #include "h264dsp.h" |
| 35 | #include "h264idct.h" |
| 36 | #include "startcode.h" |
| 37 | #include "libavutil/common.h" |
| 38 | |
| 39 | #define BIT_DEPTH 8 |
| 40 | #include "h264dsp_template.c" |
| 41 | #undef BIT_DEPTH |
| 42 | |
| 43 | #define BIT_DEPTH 9 |
| 44 | #include "h264dsp_template.c" |
| 45 | #undef BIT_DEPTH |
| 46 | |
| 47 | #define BIT_DEPTH 10 |
| 48 | #include "h264dsp_template.c" |
| 49 | #undef BIT_DEPTH |
| 50 | |
| 51 | #define BIT_DEPTH 12 |
| 52 | #include "h264dsp_template.c" |
| 53 | #undef BIT_DEPTH |
| 54 | |
| 55 | #define BIT_DEPTH 14 |
| 56 | #include "h264dsp_template.c" |
| 57 | #undef BIT_DEPTH |
| 58 | |
| 59 | #define BIT_DEPTH 8 |
| 60 | #include "h264addpx_template.c" |
| 61 | #undef BIT_DEPTH |
| 62 | |
| 63 | #define BIT_DEPTH 16 |
| 64 | #include "h264addpx_template.c" |
| 65 | #undef BIT_DEPTH |
| 66 | |
| 67 | av_cold void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, |
| 68 | const int chroma_format_idc) |
| 69 | { |
| 70 | #undef FUNC |
| 71 | #define FUNC(a, depth) a ## _ ## depth ## _c |
| 72 | |
| 73 | #define ADDPX_DSP(depth) \ |
| 74 | c->h264_add_pixels4_clear = FUNC(ff_h264_add_pixels4, depth);\ |
| 75 | c->h264_add_pixels8_clear = FUNC(ff_h264_add_pixels8, depth) |
| 76 | |
| 77 | if (bit_depth > 8 && bit_depth <= 16) { |
| 78 | ADDPX_DSP(16); |
| 79 | } else { |
| 80 | ADDPX_DSP(8); |
| 81 | } |
| 82 | |
| 83 | #define H264_DSP(depth) \ |
| 84 | c->h264_idct_add= FUNC(ff_h264_idct_add, depth);\ |
| 85 | c->h264_idct8_add= FUNC(ff_h264_idct8_add, depth);\ |
| 86 | c->h264_idct_dc_add= FUNC(ff_h264_idct_dc_add, depth);\ |
| 87 | c->h264_idct8_dc_add= FUNC(ff_h264_idct8_dc_add, depth);\ |
| 88 | c->h264_idct_add16 = FUNC(ff_h264_idct_add16, depth);\ |
| 89 | c->h264_idct8_add4 = FUNC(ff_h264_idct8_add4, depth);\ |
| 90 | if (chroma_format_idc <= 1)\ |
| 91 | c->h264_idct_add8 = FUNC(ff_h264_idct_add8, depth);\ |
| 92 | else\ |
| 93 | c->h264_idct_add8 = FUNC(ff_h264_idct_add8_422, depth);\ |
| 94 | c->h264_idct_add16intra= FUNC(ff_h264_idct_add16intra, depth);\ |
| 95 | c->h264_luma_dc_dequant_idct= FUNC(ff_h264_luma_dc_dequant_idct, depth);\ |
| 96 | if (chroma_format_idc <= 1)\ |
| 97 | c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma_dc_dequant_idct, depth);\ |
| 98 | else\ |
| 99 | c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma422_dc_dequant_idct, depth);\ |
| 100 | \ |
| 101 | c->weight_h264_pixels_tab[0]= FUNC(weight_h264_pixels16, depth);\ |
| 102 | c->weight_h264_pixels_tab[1]= FUNC(weight_h264_pixels8, depth);\ |
| 103 | c->weight_h264_pixels_tab[2]= FUNC(weight_h264_pixels4, depth);\ |
| 104 | c->weight_h264_pixels_tab[3]= FUNC(weight_h264_pixels2, depth);\ |
| 105 | c->biweight_h264_pixels_tab[0]= FUNC(biweight_h264_pixels16, depth);\ |
| 106 | c->biweight_h264_pixels_tab[1]= FUNC(biweight_h264_pixels8, depth);\ |
| 107 | c->biweight_h264_pixels_tab[2]= FUNC(biweight_h264_pixels4, depth);\ |
| 108 | c->biweight_h264_pixels_tab[3]= FUNC(biweight_h264_pixels2, depth);\ |
| 109 | \ |
| 110 | c->h264_v_loop_filter_luma= FUNC(h264_v_loop_filter_luma, depth);\ |
| 111 | c->h264_h_loop_filter_luma= FUNC(h264_h_loop_filter_luma, depth);\ |
| 112 | c->h264_h_loop_filter_luma_mbaff= FUNC(h264_h_loop_filter_luma_mbaff, depth);\ |
| 113 | c->h264_v_loop_filter_luma_intra= FUNC(h264_v_loop_filter_luma_intra, depth);\ |
| 114 | c->h264_h_loop_filter_luma_intra= FUNC(h264_h_loop_filter_luma_intra, depth);\ |
| 115 | c->h264_h_loop_filter_luma_mbaff_intra= FUNC(h264_h_loop_filter_luma_mbaff_intra, depth);\ |
| 116 | c->h264_v_loop_filter_chroma= FUNC(h264_v_loop_filter_chroma, depth);\ |
| 117 | if (chroma_format_idc <= 1)\ |
| 118 | c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma, depth);\ |
| 119 | else\ |
| 120 | c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma422, depth);\ |
| 121 | if (chroma_format_idc <= 1)\ |
| 122 | c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma_mbaff, depth);\ |
| 123 | else\ |
| 124 | c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma422_mbaff, depth);\ |
| 125 | c->h264_v_loop_filter_chroma_intra= FUNC(h264_v_loop_filter_chroma_intra, depth);\ |
| 126 | if (chroma_format_idc <= 1)\ |
| 127 | c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma_intra, depth);\ |
| 128 | else\ |
| 129 | c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma422_intra, depth);\ |
| 130 | if (chroma_format_idc <= 1)\ |
| 131 | c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma_mbaff_intra, depth);\ |
| 132 | else\ |
| 133 | c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma422_mbaff_intra, depth);\ |
| 134 | c->h264_loop_filter_strength= NULL; |
| 135 | |
| 136 | switch (bit_depth) { |
| 137 | case 9: |
| 138 | H264_DSP(9); |
| 139 | break; |
| 140 | case 10: |
| 141 | H264_DSP(10); |
| 142 | break; |
| 143 | case 12: |
| 144 | H264_DSP(12); |
| 145 | break; |
| 146 | case 14: |
| 147 | H264_DSP(14); |
| 148 | break; |
| 149 | default: |
| 150 | av_assert0(bit_depth<=8); |
| 151 | H264_DSP(8); |
| 152 | break; |
| 153 | } |
| 154 | c->startcode_find_candidate = ff_startcode_find_candidate_c; |
| 155 | |
| 156 | if (ARCH_AARCH64) ff_h264dsp_init_aarch64(c, bit_depth, chroma_format_idc); |
| 157 | if (ARCH_ARM) ff_h264dsp_init_arm(c, bit_depth, chroma_format_idc); |
| 158 | if (ARCH_PPC) ff_h264dsp_init_ppc(c, bit_depth, chroma_format_idc); |
| 159 | if (ARCH_X86) ff_h264dsp_init_x86(c, bit_depth, chroma_format_idc); |
| 160 | } |