• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  *  AVS3 related definitions
3  *
4  * Copyright (C) 2020 Huiwen Ren, <hwrenx@gmail.com>
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #ifndef AVCODEC_AVS3_H
24 #define AVCODEC_AVS3_H
25 
26 #define AVS3_NAL_START_CODE          0x010000
27 #define AVS3_SEQ_START_CODE          0xB0
28 #define AVS3_SEQ_END_CODE            0xB1
29 #define AVS3_USER_DATA_START_CODE    0xB2
30 #define AVS3_INTRA_PIC_START_CODE    0xB3
31 #define AVS3_UNDEF_START_CODE        0xB4
32 #define AVS3_EXTENSION_START_CODE    0xB5
33 #define AVS3_INTER_PIC_START_CODE    0xB6
34 #define AVS3_VIDEO_EDIT_CODE         0xB7
35 #define AVS3_FIRST_SLICE_START_CODE  0x00
36 #define AVS3_PROFILE_BASELINE_MAIN   0x20
37 #define AVS3_PROFILE_BASELINE_MAIN10 0x22
38 
39 #define AVS3_ISPIC(x) ((x) == AVS3_INTRA_PIC_START_CODE || (x) == AVS3_INTER_PIC_START_CODE)
40 #define AVS3_ISUNIT(x) ((x) == AVS3_SEQ_START_CODE || AVS3_ISPIC(x))
41 
42 #include "libavutil/avutil.h"
43 #include "libavutil/pixfmt.h"
44 #include "libavutil/rational.h"
45 
46 static const AVRational ff_avs3_frame_rate_tab[16] = {
47     { 0    , 0   }, // forbid
48     { 24000, 1001},
49     { 24   , 1   },
50     { 25   , 1   },
51     { 30000, 1001},
52     { 30   , 1   },
53     { 50   , 1   },
54     { 60000, 1001},
55     { 60   , 1   },
56     { 100  , 1   },
57     { 120  , 1   },
58     { 200  , 1   },
59     { 240  , 1   },
60     { 300  , 1   },
61     { 0    , 0   }, // reserved
62     { 0    , 0   }  // reserved
63 };
64 
65 static const int ff_avs3_color_primaries_tab[10] = {
66     AVCOL_PRI_RESERVED0   ,    // 0
67     AVCOL_PRI_BT709       ,    // 1
68     AVCOL_PRI_UNSPECIFIED ,    // 2
69     AVCOL_PRI_RESERVED    ,    // 3
70     AVCOL_PRI_BT470M      ,    // 4
71     AVCOL_PRI_BT470BG     ,    // 5
72     AVCOL_PRI_SMPTE170M   ,    // 6
73     AVCOL_PRI_SMPTE240M   ,    // 7
74     AVCOL_PRI_FILM        ,    // 8
75     AVCOL_PRI_BT2020           // 9
76 };
77 
78 static const int ff_avs3_color_transfer_tab[15] = {
79     AVCOL_TRC_RESERVED0    , // 0
80     AVCOL_TRC_BT709        , // 1
81     AVCOL_TRC_UNSPECIFIED  , // 2
82     AVCOL_TRC_RESERVED     , // 3
83     AVCOL_TRC_GAMMA22      , // 4
84     AVCOL_TRC_GAMMA28      , // 5
85     AVCOL_TRC_SMPTE170M    , // 6
86     AVCOL_TRC_SMPTE240M    , // 7
87     AVCOL_TRC_LINEAR       , // 8
88     AVCOL_TRC_LOG          , // 9
89     AVCOL_TRC_LOG_SQRT     , // 10
90     AVCOL_TRC_BT2020_12    , // 11
91     AVCOL_TRC_SMPTE2084    , // 12
92     AVCOL_TRC_UNSPECIFIED  , // 13
93     AVCOL_TRC_ARIB_STD_B67   // 14
94 };
95 
96 static const int ff_avs3_color_matrix_tab[12] = {
97     AVCOL_SPC_RESERVED     , // 0
98     AVCOL_SPC_BT709        , // 1
99     AVCOL_SPC_UNSPECIFIED  , // 2
100     AVCOL_SPC_RESERVED     , // 3
101     AVCOL_SPC_FCC          , // 4
102     AVCOL_SPC_BT470BG      , // 5
103     AVCOL_SPC_SMPTE170M    , // 6
104     AVCOL_SPC_SMPTE240M    , // 7
105     AVCOL_SPC_BT2020_NCL   , // 8
106     AVCOL_SPC_BT2020_CL    , // 9
107     AVCOL_SPC_UNSPECIFIED  , // 10
108     AVCOL_SPC_UNSPECIFIED    // 11
109 };
110 
111 static const enum AVPictureType ff_avs3_image_type[4] = {
112     AV_PICTURE_TYPE_NONE,
113     AV_PICTURE_TYPE_I,
114     AV_PICTURE_TYPE_P,
115     AV_PICTURE_TYPE_B
116 };
117 
118 #endif /* AVCODEC_AVS3_H */
119