blob: 2968b08b7e9d0e93f9bf521191da88b8fe0f0244
1 | /* |
2 | * This file is part of FFmpeg. |
3 | * |
4 | * FFmpeg is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Lesser General Public |
6 | * License as published by the Free Software Foundation; either |
7 | * version 2.1 of the License, or (at your option) any later version. |
8 | * |
9 | * FFmpeg is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | * Lesser General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU Lesser General Public |
15 | * License along with FFmpeg; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
17 | */ |
18 | |
19 | #ifndef AVCODEC_H264DATA_H |
20 | #define AVCODEC_H264DATA_H |
21 | |
22 | #include <stdint.h> |
23 | |
24 | #include "h264dec.h" |
25 | |
26 | extern const uint8_t ff_h264_golomb_to_pict_type[5]; |
27 | extern const uint8_t ff_h264_golomb_to_intra4x4_cbp[48]; |
28 | extern const uint8_t ff_h264_golomb_to_inter_cbp[48]; |
29 | |
30 | extern const uint8_t ff_h264_chroma_dc_scan[4]; |
31 | extern const uint8_t ff_h264_chroma422_dc_scan[8]; |
32 | |
33 | typedef struct IMbInfo { |
34 | uint16_t type; |
35 | uint8_t pred_mode; |
36 | uint8_t cbp; |
37 | } IMbInfo; |
38 | |
39 | extern const IMbInfo ff_h264_i_mb_type_info[26]; |
40 | |
41 | typedef struct PMbInfo { |
42 | uint16_t type; |
43 | uint8_t partition_count; |
44 | } PMbInfo; |
45 | |
46 | extern const PMbInfo ff_h264_p_mb_type_info[5]; |
47 | extern const PMbInfo ff_h264_p_sub_mb_type_info[4]; |
48 | extern const PMbInfo ff_h264_b_mb_type_info[23]; |
49 | extern const PMbInfo ff_h264_b_sub_mb_type_info[13]; |
50 | |
51 | static const AVRational ff_h264_pixel_aspect[17] = { |
52 | { 0, 1 }, |
53 | { 1, 1 }, |
54 | { 12, 11 }, |
55 | { 10, 11 }, |
56 | { 16, 11 }, |
57 | { 40, 33 }, |
58 | { 24, 11 }, |
59 | { 20, 11 }, |
60 | { 32, 11 }, |
61 | { 80, 33 }, |
62 | { 18, 11 }, |
63 | { 15, 11 }, |
64 | { 64, 33 }, |
65 | { 160, 99 }, |
66 | { 4, 3 }, |
67 | { 3, 2 }, |
68 | { 2, 1 }, |
69 | }; |
70 | |
71 | extern const uint8_t ff_h264_dequant4_coeff_init[6][3]; |
72 | extern const uint8_t ff_h264_dequant8_coeff_init_scan[16]; |
73 | extern const uint8_t ff_h264_dequant8_coeff_init[6][6]; |
74 | extern const uint8_t ff_h264_quant_rem6[QP_MAX_NUM + 1]; |
75 | extern const uint8_t ff_h264_quant_div6[QP_MAX_NUM + 1]; |
76 | |
77 | extern const uint8_t ff_h264_chroma_qp[7][QP_MAX_NUM + 1]; |
78 | |
79 | #endif /* AVCODEC_H264DATA_H */ |
80 |