FFmpeg
aacdectab.h
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1 /*
2  * AAC decoder data
3  * Copyright (c) 2005-2006 Oded Shimon ( ods15 ods15 dyndns org )
4  * Copyright (c) 2006-2007 Maxim Gavrilov ( maxim.gavrilov 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 /**
24  * @file
25  * AAC decoder data
26  * @author Oded Shimon ( ods15 ods15 dyndns org )
27  * @author Maxim Gavrilov ( maxim.gavrilov gmail com )
28  */
29 
30 #ifndef AVCODEC_AACDECTAB_H
31 #define AVCODEC_AACDECTAB_H
32 
34 #include "aac.h"
35 
36 #include <stdint.h>
37 
38 static const int8_t tags_per_config[16] = { 0, 1, 1, 2, 3, 3, 4, 5, 0, 0, 0, 5, 5, 16, 5, 0 };
39 
40 static const uint8_t aac_channel_layout_map[16][16][3] = {
41  { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, },
42  { { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, },
48  { { 0, } },
49  { { 0, } },
50  { { 0, } },
53  {
54  { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, // SCE1 = FC,
55  { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, // CPE1 = FLc and FRc,
56  { TYPE_CPE, 1, AAC_CHANNEL_FRONT }, // CPE2 = FL and FR,
57  { TYPE_CPE, 2, AAC_CHANNEL_BACK }, // CPE3 = SiL and SiR,
58  { TYPE_CPE, 3, AAC_CHANNEL_BACK }, // CPE4 = BL and BR,
59  { TYPE_SCE, 1, AAC_CHANNEL_BACK }, // SCE2 = BC,
60  { TYPE_LFE, 0, AAC_CHANNEL_LFE }, // LFE1 = LFE1,
61  { TYPE_LFE, 1, AAC_CHANNEL_LFE }, // LFE2 = LFE2,
62  { TYPE_SCE, 2, AAC_CHANNEL_FRONT }, // SCE3 = TpFC,
63  { TYPE_CPE, 4, AAC_CHANNEL_FRONT }, // CPE5 = TpFL and TpFR,
64  { TYPE_CPE, 5, AAC_CHANNEL_SIDE }, // CPE6 = TpSiL and TpSiR,
65  { TYPE_SCE, 3, AAC_CHANNEL_SIDE }, // SCE4 = TpC,
66  { TYPE_CPE, 6, AAC_CHANNEL_BACK }, // CPE7 = TpBL and TpBR,
67  { TYPE_SCE, 4, AAC_CHANNEL_BACK }, // SCE5 = TpBC,
68  { TYPE_SCE, 5, AAC_CHANNEL_FRONT }, // SCE6 = BtFC,
69  { TYPE_CPE, 7, AAC_CHANNEL_FRONT }, // CPE8 = BtFL and BtFR
70  },
72  { { 0, } },
73 };
74 
75 static const int16_t aac_channel_map[3][4][6] = {
76  {
81  },
82  {
87  },
88  {
93  },
94 };
95 
96 #if FF_API_OLD_CHANNEL_LAYOUT
97 static const uint64_t aac_channel_layout[] = {
109  0,
110 };
111 #endif
112 
113 static const AVChannelLayout aac_ch_layout[] = {
125  { 0 },
126 };
127 
128 #endif /* AVCODEC_AACDECTAB_H */
AAC_CHANNEL_BACK
@ AAC_CHANNEL_BACK
Definition: aac.h:97
AV_CH_LAYOUT_7POINT1_WIDE_BACK
#define AV_CH_LAYOUT_7POINT1_WIDE_BACK
Definition: channel_layout.h:235
AV_CH_LAYOUT_5POINT0_BACK
#define AV_CH_LAYOUT_5POINT0_BACK
Definition: channel_layout.h:222
AV_CHANNEL_LAYOUT_STEREO
#define AV_CHANNEL_LAYOUT_STEREO
Definition: channel_layout.h:383
AV_CH_LAYOUT_MONO
#define AV_CH_LAYOUT_MONO
Definition: channel_layout.h:210
AV_CHAN_TOP_BACK_RIGHT
@ AV_CHAN_TOP_BACK_RIGHT
Definition: channel_layout.h:67
TYPE_CPE
@ TYPE_CPE
Definition: aac.h:56
AV_CHANNEL_LAYOUT_7POINT1_TOP_BACK
#define AV_CHANNEL_LAYOUT_7POINT1_TOP_BACK
Definition: channel_layout.h:418
AV_CH_LAYOUT_STEREO
#define AV_CH_LAYOUT_STEREO
Definition: channel_layout.h:211
AV_CHANNEL_LAYOUT_SURROUND
#define AV_CHANNEL_LAYOUT_SURROUND
Definition: channel_layout.h:386
AV_CHAN_BOTTOM_FRONT_LEFT
@ AV_CHAN_BOTTOM_FRONT_LEFT
Definition: channel_layout.h:80
AV_CH_LAYOUT_22POINT2
#define AV_CH_LAYOUT_22POINT2
Definition: channel_layout.h:244
AV_CHANNEL_LAYOUT_4POINT0
#define AV_CHANNEL_LAYOUT_4POINT0
Definition: channel_layout.h:388
AV_CHANNEL_LAYOUT_7POINT1
#define AV_CHANNEL_LAYOUT_7POINT1
Definition: channel_layout.h:405
aac_ch_layout
static const AVChannelLayout aac_ch_layout[]
Definition: aacdectab.h:113
AV_CHANNEL_LAYOUT_5POINT0_BACK
#define AV_CHANNEL_LAYOUT_5POINT0_BACK
Definition: channel_layout.h:394
AV_CHAN_SIDE_RIGHT
@ AV_CHAN_SIDE_RIGHT
Definition: channel_layout.h:60
AV_CHAN_TOP_SIDE_LEFT
@ AV_CHAN_TOP_SIDE_LEFT
Definition: channel_layout.h:77
AV_CHAN_TOP_SIDE_RIGHT
@ AV_CHAN_TOP_SIDE_RIGHT
Definition: channel_layout.h:78
AV_CHANNEL_LAYOUT_7POINT1_WIDE_BACK
#define AV_CHANNEL_LAYOUT_7POINT1_WIDE_BACK
Definition: channel_layout.h:407
AAC_CHANNEL_SIDE
@ AAC_CHANNEL_SIDE
Definition: aac.h:96
AV_CHAN_TOP_BACK_CENTER
@ AV_CHAN_TOP_BACK_CENTER
Definition: channel_layout.h:66
aac.h
AV_CHAN_BOTTOM_FRONT_RIGHT
@ AV_CHAN_BOTTOM_FRONT_RIGHT
Definition: channel_layout.h:81
AV_CHAN_TOP_CENTER
@ AV_CHAN_TOP_CENTER
Definition: channel_layout.h:61
AAC_CHANNEL_FRONT
@ AAC_CHANNEL_FRONT
Definition: aac.h:95
AV_CHAN_FRONT_RIGHT_OF_CENTER
@ AV_CHAN_FRONT_RIGHT_OF_CENTER
Definition: channel_layout.h:57
AV_CHANNEL_LAYOUT_22POINT2
#define AV_CHANNEL_LAYOUT_22POINT2
Definition: channel_layout.h:416
AV_CHAN_FRONT_RIGHT
@ AV_CHAN_FRONT_RIGHT
Definition: channel_layout.h:51
AV_CHAN_FRONT_CENTER
@ AV_CHAN_FRONT_CENTER
Definition: channel_layout.h:52
aac_channel_map
static const int16_t aac_channel_map[3][4][6]
Definition: aacdectab.h:75
AVChannelLayout
An AVChannelLayout holds information about the channel layout of audio data.
Definition: channel_layout.h:307
tags_per_config
static const int8_t tags_per_config[16]
Definition: aacdectab.h:38
AV_CHAN_LOW_FREQUENCY
@ AV_CHAN_LOW_FREQUENCY
Definition: channel_layout.h:53
AV_CHAN_BACK_RIGHT
@ AV_CHAN_BACK_RIGHT
Definition: channel_layout.h:55
AV_CHAN_SIDE_LEFT
@ AV_CHAN_SIDE_LEFT
Definition: channel_layout.h:59
AV_CH_LAYOUT_5POINT1_BACK
#define AV_CH_LAYOUT_5POINT1_BACK
Definition: channel_layout.h:223
AV_CHAN_TOP_FRONT_RIGHT
@ AV_CHAN_TOP_FRONT_RIGHT
Definition: channel_layout.h:64
AV_CHAN_FRONT_LEFT_OF_CENTER
@ AV_CHAN_FRONT_LEFT_OF_CENTER
Definition: channel_layout.h:56
AV_CHAN_UNUSED
@ AV_CHAN_UNUSED
Channel is empty can be safely skipped.
Definition: channel_layout.h:84
AV_CHANNEL_LAYOUT_6POINT1_BACK
#define AV_CHANNEL_LAYOUT_6POINT1_BACK
Definition: channel_layout.h:401
AV_CH_LAYOUT_7POINT1
#define AV_CH_LAYOUT_7POINT1
Definition: channel_layout.h:233
TYPE_LFE
@ TYPE_LFE
Definition: aac.h:58
TYPE_SCE
@ TYPE_SCE
Definition: aac.h:55
AAC_CHANNEL_LFE
@ AAC_CHANNEL_LFE
Definition: aac.h:98
AV_CH_LAYOUT_SURROUND
#define AV_CH_LAYOUT_SURROUND
Definition: channel_layout.h:214
AV_CHAN_BACK_CENTER
@ AV_CHAN_BACK_CENTER
Definition: channel_layout.h:58
AV_CHAN_NONE
@ AV_CHAN_NONE
Invalid channel index.
Definition: channel_layout.h:49
channel_layout.h
AV_CHAN_LOW_FREQUENCY_2
@ AV_CHAN_LOW_FREQUENCY_2
Definition: channel_layout.h:76
AV_CHAN_TOP_BACK_LEFT
@ AV_CHAN_TOP_BACK_LEFT
Definition: channel_layout.h:65
AV_CHAN_BACK_LEFT
@ AV_CHAN_BACK_LEFT
Definition: channel_layout.h:54
AV_CHAN_BOTTOM_FRONT_CENTER
@ AV_CHAN_BOTTOM_FRONT_CENTER
Definition: channel_layout.h:79
AV_CHAN_TOP_FRONT_CENTER
@ AV_CHAN_TOP_FRONT_CENTER
Definition: channel_layout.h:63
AV_CHANNEL_LAYOUT_MONO
#define AV_CHANNEL_LAYOUT_MONO
Definition: channel_layout.h:382
AV_CHAN_TOP_FRONT_LEFT
@ AV_CHAN_TOP_FRONT_LEFT
Definition: channel_layout.h:62
AV_CH_LAYOUT_4POINT0
#define AV_CH_LAYOUT_4POINT0
Definition: channel_layout.h:216
AV_CHANNEL_LAYOUT_5POINT1_BACK
#define AV_CHANNEL_LAYOUT_5POINT1_BACK
Definition: channel_layout.h:395
AV_CH_LAYOUT_6POINT1_BACK
#define AV_CH_LAYOUT_6POINT1_BACK
Definition: channel_layout.h:229
AV_CH_LAYOUT_7POINT1_TOP_BACK
#define AV_CH_LAYOUT_7POINT1_TOP_BACK
Definition: channel_layout.h:246
AV_CHAN_FRONT_LEFT
@ AV_CHAN_FRONT_LEFT
Definition: channel_layout.h:50
aac_channel_layout_map
static const uint8_t aac_channel_layout_map[16][16][3]
Definition: aacdectab.h:40