PipeWire: aac.h Source File

PipeWire 0.3.66

Loading...
Searching...
No Matches
aac.h
1/* Simple Plugin API
2 *
3 * Copyright © 2023 Wim Taymans
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef SPA_AUDIO_AAC_H
26#define SPA_AUDIO_AAC_H
27
28#ifdef __cplusplus
29extern "C" {
30#endif
31
32#include <spa/param/audio/raw.h>
33
34enum spa_audio_aac_stream_format {
35 SPA_AUDIO_AAC_STREAM_FORMAT_UNKNOWN,
36 /* Raw AAC frames */
37 SPA_AUDIO_AAC_STREAM_FORMAT_RAW,
38 /* ISO/IEC 13818-7 MPEG-2 Audio Data Transport Stream (ADTS) */
39 SPA_AUDIO_AAC_STREAM_FORMAT_MP2ADTS,
40 /* ISO/IEC 14496-3 MPEG-4 Audio Data Transport Stream (ADTS) */
41 SPA_AUDIO_AAC_STREAM_FORMAT_MP4ADTS,
42 /* ISO/IEC 14496-3 Low Overhead Audio Stream (LOAS) */
43 SPA_AUDIO_AAC_STREAM_FORMAT_MP4LOAS,
44 /* ISO/IEC 14496-3 Low Overhead Audio Transport Multiplex (LATM) */
45 SPA_AUDIO_AAC_STREAM_FORMAT_MP4LATM,
46 /* ISO/IEC 14496-3 Audio Data Interchange Format (ADIF) */
47 SPA_AUDIO_AAC_STREAM_FORMAT_ADIF,
48 /* ISO/IEC 14496-12 MPEG-4 file format */
49 SPA_AUDIO_AAC_STREAM_FORMAT_MP4FF,
50
51 SPA_AUDIO_AAC_STREAM_FORMAT_CUSTOM = 0x10000,
52};
53
54struct spa_audio_info_aac {
55 uint32_t rate; /*< sample rate */
56 uint32_t channels; /*< number of channels */
57 uint32_t bitrate; /*< stream bitrate */
58 enum spa_audio_aac_stream_format stream_format; /*< AAC audio stream format */
59};
60
61#define SPA_AUDIO_INFO_AAC_INIT(...) ((struct spa_audio_info_aac) { __VA_ARGS__ })
62
67#ifdef __cplusplus
68} /* extern "C" */
69#endif
70
71#endif /* SPA_AUDIO_AAC_H */
raw.h
spa/param/audio/raw.h
spa_audio_info_aac
Definition: aac.h:58
spa_audio_info_aac::channels
uint32_t channels
Definition: aac.h:60
spa_audio_info_aac::bitrate
uint32_t bitrate
Definition: aac.h:61
spa_audio_info_aac::rate
uint32_t rate
Definition: aac.h:59
spa_audio_info_aac::stream_format
enum spa_audio_aac_stream_format stream_format
Definition: aac.h:62