PipeWire  1.4.11
layout.h
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1 /* Simple Plugin API */
2 /* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
3 /* SPDX-License-Identifier: MIT */
4 
5 #ifndef SPA_AUDIO_LAYOUT_H
6 #define SPA_AUDIO_LAYOUT_H
7 
8 #ifdef __cplusplus
9 extern "C" {
10 #endif
11 
12 #include <spa/utils/endian.h>
13 
18 #include <spa/param/audio/raw.h>
19 
20 struct spa_audio_layout_info {
21  uint32_t n_channels;
22  uint32_t position[SPA_AUDIO_MAX_CHANNELS];
23 };
24 
25 #define SPA_AUDIO_LAYOUT_Mono 1, { SPA_AUDIO_CHANNEL_MONO, }
26 #define SPA_AUDIO_LAYOUT_Stereo 2, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, }
27 #define SPA_AUDIO_LAYOUT_Quad 4, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
28  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, }
29 #define SPA_AUDIO_LAYOUT_Pentagonal 5, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
30  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, \
31  SPA_AUDIO_CHANNEL_FC, }
32 #define SPA_AUDIO_LAYOUT_Hexagonal 6, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
33  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, \
34  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_RC, }
35 #define SPA_AUDIO_LAYOUT_Octagonal 8, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
36  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, \
37  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_RC, \
38  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
39 #define SPA_AUDIO_LAYOUT_Cube 8, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR }, \
40  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, \
41  SPA_AUDIO_CHANNEL_TFL, SPA_AUDIO_CHANNEL_TFR, \
42  SPA_AUDIO_CHANNEL_TRL, SPA_AUDIO_CHANNEL_TRR, }
43 
44 
45 #define SPA_AUDIO_LAYOUT_MPEG_1_0 SPA_AUDIO_LAYOUT_Mono
46 #define SPA_AUDIO_LAYOUT_MPEG_2_0 SPA_AUDIO_LAYOUT_Stereo
47 #define SPA_AUDIO_LAYOUT_MPEG_3_0A 3, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
48  SPA_AUDIO_CHANNEL_FC, }
49 #define SPA_AUDIO_LAYOUT_MPEG_3_0B 3, { SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_FL, \
50  SPA_AUDIO_CHANNEL_FR, }
51 #define SPA_AUDIO_LAYOUT_MPEG_4_0A 4, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
52  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_RC, }
53 #define SPA_AUDIO_LAYOUT_MPEG_4_0B 4, { SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_FL, \
54  SPA_AUDIO_CHANNEL_FR, SPA_AUDIO_CHANNEL_RC, }
55 #define SPA_AUDIO_LAYOUT_MPEG_5_0A 5, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
56  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_SL, \
57  SPA_AUDIO_CHANNEL_SR, }
58 #define SPA_AUDIO_LAYOUT_MPEG_5_0B 5, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
59  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, \
60  SPA_AUDIO_CHANNEL_FC, }
61 #define SPA_AUDIO_LAYOUT_MPEG_5_0C 5, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FC, \
62  SPA_AUDIO_CHANNEL_FR, SPA_AUDIO_CHANNEL_SL, \
63  SPA_AUDIO_CHANNEL_SR, }
64 #define SPA_AUDIO_LAYOUT_MPEG_5_0D 5, { SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_FL, \
65  SPA_AUDIO_CHANNEL_FR, SPA_AUDIO_CHANNEL_SL, \
66  SPA_AUDIO_CHANNEL_SR, }
67 #define SPA_AUDIO_LAYOUT_MPEG_5_1A 6, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
68  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
69  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
70 #define SPA_AUDIO_LAYOUT_MPEG_5_1B 6, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
71  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, \
72  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, }
73 #define SPA_AUDIO_LAYOUT_MPEG_5_1C 6, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FC, \
74  SPA_AUDIO_CHANNEL_FR, SPA_AUDIO_CHANNEL_SL, \
75  SPA_AUDIO_CHANNEL_SR, SPA_AUDIO_CHANNEL_LFE, }
76 #define SPA_AUDIO_LAYOUT_MPEG_5_1D 6, { SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_FL, \
77  SPA_AUDIO_CHANNEL_FR, SPA_AUDIO_CHANNEL_SL, \
78  SPA_AUDIO_CHANNEL_SR, SPA_AUDIO_CHANNEL_LFE, }
79 #define SPA_AUDIO_LAYOUT_MPEG_6_1A 7, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
80  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
81  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, \
82  SPA_AUDIO_CHANNEL_RC, }
83 #define SPA_AUDIO_LAYOUT_MPEG_7_1A 8, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
84  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
85  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, \
86  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
87 #define SPA_AUDIO_LAYOUT_MPEG_7_1B 8, { SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_SL, \
88  SPA_AUDIO_CHANNEL_SR, SPA_AUDIO_CHANNEL_FL, \
89  SPA_AUDIO_CHANNEL_FR, SPA_AUDIO_CHANNEL_RL, \
90  SPA_AUDIO_CHANNEL_RR, SPA_AUDIO_CHANNEL_LFE, }
91 #define SPA_AUDIO_LAYOUT_MPEG_7_1C 8, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
92  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
93  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, \
94  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, }
95 
96 
97 #define SPA_AUDIO_LAYOUT_2_1 3, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
98  SPA_AUDIO_CHANNEL_LFE, }
99 
100 #define SPA_AUDIO_LAYOUT_2RC 3, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
101  SPA_AUDIO_CHANNEL_RC, }
102 #define SPA_AUDIO_LAYOUT_2FC 3, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
103  SPA_AUDIO_CHANNEL_FC, }
104 
105 #define SPA_AUDIO_LAYOUT_3_1 4, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
106  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, }
107 #define SPA_AUDIO_LAYOUT_4_0 4, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
108  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_RC, }
109 #define SPA_AUDIO_LAYOUT_2_2 4, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
110  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
111 
112 #define SPA_AUDIO_LAYOUT_4_1 5, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
113  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
114  SPA_AUDIO_CHANNEL_RC, }
115 #define SPA_AUDIO_LAYOUT_5_0 5, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
116  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_SL, \
117  SPA_AUDIO_CHANNEL_SR, }
118 #define SPA_AUDIO_LAYOUT_5_0R 5, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
119  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_RL, \
120  SPA_AUDIO_CHANNEL_RR, }
121 #define SPA_AUDIO_LAYOUT_5_1 6, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
122  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
123  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
124 #define SPA_AUDIO_LAYOUT_5_1R 6, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
125  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
126  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, }
127 #define SPA_AUDIO_LAYOUT_6_0 6, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
128  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_RC, \
129  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
130 #define SPA_AUDIO_LAYOUT_6_0F 6, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
131  SPA_AUDIO_CHANNEL_FLC, SPA_AUDIO_CHANNEL_FRC, \
132  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
133 #define SPA_AUDIO_LAYOUT_6_1 7, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
134  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
135  SPA_AUDIO_CHANNEL_RC, SPA_AUDIO_CHANNEL_SL, \
136  SPA_AUDIO_CHANNEL_SR, }
137 #define SPA_AUDIO_LAYOUT_6_1F 7, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
138  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
139  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, \
140  SPA_AUDIO_CHANNEL_RC, }
141 #define SPA_AUDIO_LAYOUT_7_0 7, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
142  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_RL, \
143  SPA_AUDIO_CHANNEL_RR, SPA_AUDIO_CHANNEL_SL, \
144  SPA_AUDIO_CHANNEL_SR, }
145 #define SPA_AUDIO_LAYOUT_7_0F 7, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
146  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_FLC, \
147  SPA_AUDIO_CHANNEL_FRC, SPA_AUDIO_CHANNEL_SL, \
148  SPA_AUDIO_CHANNEL_SR, }
149 #define SPA_AUDIO_LAYOUT_7_1 8, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
150  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
151  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, \
152  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
153 #define SPA_AUDIO_LAYOUT_7_1W 8, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
154  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
155  SPA_AUDIO_CHANNEL_FLC, SPA_AUDIO_CHANNEL_FRC, \
156  SPA_AUDIO_CHANNEL_SL, SPA_AUDIO_CHANNEL_SR, }
157 #define SPA_AUDIO_LAYOUT_7_1WR 8, { SPA_AUDIO_CHANNEL_FL, SPA_AUDIO_CHANNEL_FR, \
158  SPA_AUDIO_CHANNEL_FC, SPA_AUDIO_CHANNEL_LFE, \
159  SPA_AUDIO_CHANNEL_RL, SPA_AUDIO_CHANNEL_RR, \
160  SPA_AUDIO_CHANNEL_FLC, SPA_AUDIO_CHANNEL_FRC, }
161 
166 #ifdef __cplusplus
167 } /* extern "C" */
168 #endif
169 
170 #endif /* SPA_AUDIO_LAYOUT_H */
raw.h
spa/param/audio/raw.h
spa_audio_layout_info::n_channels
uint32_t n_channels
Definition: layout.h:26
SPA_AUDIO_MAX_CHANNELS
#define SPA_AUDIO_MAX_CHANNELS
Definition: raw.h:30
spa_audio_layout_info
Definition: layout.h:25
spa_audio_layout_info::position
uint32_t position[SPA_AUDIO_MAX_CHANNELS]
Definition: layout.h:27