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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 | } |