2 * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
3 * Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at>
5 * This file is part of FFmpeg.
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.
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.
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
24 * H.264 / AVC / MPEG4 part10 DSP functions.
25 * @author Michael Niedermayer <michaelni@gmx.at>
30 #include "libavutil/attributes.h"
31 #include "libavutil/avassert.h"
36 #include "startcode.h"
37 #include "libavutil/common.h"
40 #include "h264dsp_template.c"
44 #include "h264dsp_template.c"
48 #include "h264dsp_template.c"
52 #include "h264dsp_template.c"
56 #include "h264dsp_template.c"
60 #include "h264addpx_template.c"
64 #include "h264addpx_template.c"
67 av_cold void ff_h264dsp_init(H264DSPContext *c, const int bit_depth,
68 const int chroma_format_idc)
71 #define FUNC(a, depth) a ## _ ## depth ## _c
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)
77 if (bit_depth > 8 && bit_depth <= 16) {
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);\
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);\
99 c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma422_dc_dequant_idct, depth);\
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);\
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);\
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);\
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);\
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);\
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;
150 av_assert0(bit_depth<=8);
154 c->startcode_find_candidate = ff_startcode_find_candidate_c;
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);