PipeWire 1.0.4
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aac-utils.h
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1/* Simple Plugin API */
2/* SPDX-FileCopyrightText: Copyright © 2023 Wim Taymans */
3/* SPDX-License-Identifier: MIT */
4
5#ifndef SPA_AUDIO_AAC_UTILS_H
6#define SPA_AUDIO_AAC_UTILS_H
7
8#ifdef __cplusplus
9extern "C" {
10#endif
11
17#include <spa/pod/parser.h>
18#include <spa/pod/builder.h>
21
22static inline int
23spa_format_audio_aac_parse(const struct spa_pod *format, struct spa_audio_info_aac *info)
24{
25 int res;
26 res = spa_pod_parse_object(format,
32
33 return res;
34}
35
36static inline struct spa_pod *
37spa_format_audio_aac_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_aac *info)
38{
39 struct spa_pod_frame f;
41 spa_pod_builder_add(builder,
45 0);
46 if (info->rate != 0)
47 spa_pod_builder_add(builder,
49 if (info->channels != 0)
50 spa_pod_builder_add(builder,
52 if (info->bitrate != 0)
53 spa_pod_builder_add(builder,
55 if (info->stream_format != 0)
56 spa_pod_builder_add(builder,
58 return (struct spa_pod*)spa_pod_builder_pop(builder, &f);
59}
60
65#ifdef __cplusplus
66} /* extern "C" */
67#endif
68
69#endif /* SPA_AUDIO_AAC_UTILS_H */
spa/pod/builder.h
static int spa_format_audio_aac_parse(const struct spa_pod *format, struct spa_audio_info_aac *info)
Definition aac-utils.h:28
static struct spa_pod * spa_format_audio_aac_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_aac *info)
Definition aac-utils.h:42
@ SPA_MEDIA_TYPE_audio
Definition format.h:27
@ SPA_FORMAT_AUDIO_AAC_streamFormat
AAC stream format, (Id enum spa_audio_aac_stream_format)
Definition format.h:111
@ SPA_FORMAT_mediaType
media type (Id enum spa_media_type)
Definition format.h:93
@ SPA_FORMAT_AUDIO_rate
sample rate (Int)
Definition format.h:100
@ SPA_FORMAT_AUDIO_bitrate
bit rate (Int)
Definition format.h:108
@ SPA_FORMAT_mediaSubtype
media subtype (Id enum spa_media_subtype)
Definition format.h:94
@ SPA_FORMAT_AUDIO_format
audio format, (Id enum spa_audio_format)
Definition format.h:98
@ SPA_FORMAT_AUDIO_channels
number of audio channels (Int)
Definition format.h:101
@ SPA_MEDIA_SUBTYPE_aac
Definition format.h:45
@ SPA_AUDIO_FORMAT_ENCODED
Definition raw.h:33
static int spa_pod_builder_add(struct spa_pod_builder *builder,...)
Definition builder.h:647
#define SPA_POD_Id(val)
Definition vararg.h:49
static void * spa_pod_builder_pop(struct spa_pod_builder *builder, struct spa_pod_frame *frame)
Definition builder.h:168
#define SPA_POD_OPT_Int(val)
Definition parser.h:522
#define SPA_POD_OPT_Id(val)
Definition parser.h:520
static int spa_pod_builder_push_object(struct spa_pod_builder *builder, struct spa_pod_frame *frame, uint32_t type, uint32_t id)
Definition builder.h:435
#define spa_pod_parse_object(pod, type, id,...)
Definition parser.h:576
#define SPA_POD_Int(val)
Definition vararg.h:54
@ SPA_TYPE_OBJECT_Format
Definition type.h:76
spa/param/audio/format.h
spa/pod/parser.h
Definition aac.h:38
uint32_t channels
Definition aac.h:40
uint32_t bitrate
Definition aac.h:41
uint32_t rate
Definition aac.h:39
enum spa_audio_aac_stream_format stream_format
Definition aac.h:42
Definition builder.h:53
Definition iter.h:27
Definition pod.h:43