PipeWire  0.3.66
audio/format-utils.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_PARAM_AUDIO_FORMAT_UTILS_H
6 #define SPA_PARAM_AUDIO_FORMAT_UTILS_H
7 
8 #ifdef __cplusplus
9 extern "C" {
10 #endif
11 
12 #include <spa/pod/parser.h>
13 #include <spa/pod/builder.h>
14 #include <spa/param/audio/format.h>
15 #include <spa/param/format-utils.h>
16 
30 
31 
37 static inline int
38 spa_format_audio_parse(const struct spa_pod *format, struct spa_audio_info *info)
39 {
40  int res;
41 
42  if ((res = spa_format_parse(format, &info->media_type, &info->media_subtype)) < 0)
43  return res;
44 
45  if (info->media_type != SPA_MEDIA_TYPE_audio)
46  return -EINVAL;
47 
48  switch (info->media_subtype) {
50  return spa_format_audio_raw_parse(format, &info->info.raw);
52  return spa_format_audio_dsp_parse(format, &info->info.dsp);
54  return spa_format_audio_iec958_parse(format, &info->info.iec958);
56  return spa_format_audio_dsd_parse(format, &info->info.dsd);
58  return spa_format_audio_mp3_parse(format, &info->info.mp3);
60  return spa_format_audio_aac_parse(format, &info->info.aac);
62  return spa_format_audio_vorbis_parse(format, &info->info.vorbis);
64  return spa_format_audio_wma_parse(format, &info->info.wma);
66  return spa_format_audio_ra_parse(format, &info->info.ra);
68  return spa_format_audio_amr_parse(format, &info->info.amr);
70  return spa_format_audio_alac_parse(format, &info->info.alac);
72  return spa_format_audio_flac_parse(format, &info->info.flac);
74  return spa_format_audio_ape_parse(format, &info->info.ape);
75  }
76  return -ENOTSUP;
77 }
78 
79 static inline struct spa_pod *
80 spa_format_audio_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info *info)
81 {
82  switch (info->media_subtype) {
84  return spa_format_audio_raw_build(builder, id, &info->info.raw);
86  return spa_format_audio_dsp_build(builder, id, &info->info.dsp);
88  return spa_format_audio_iec958_build(builder, id, &info->info.iec958);
90  return spa_format_audio_dsd_build(builder, id, &info->info.dsd);
92  return spa_format_audio_mp3_build(builder, id, &info->info.mp3);
94  return spa_format_audio_aac_build(builder, id, &info->info.aac);
96  return spa_format_audio_vorbis_build(builder, id, &info->info.vorbis);
98  return spa_format_audio_wma_build(builder, id, &info->info.wma);
100  return spa_format_audio_ra_build(builder, id, &info->info.ra);
102  return spa_format_audio_amr_build(builder, id, &info->info.amr);
104  return spa_format_audio_alac_build(builder, id, &info->info.alac);
106  return spa_format_audio_flac_build(builder, id, &info->info.flac);
108  return spa_format_audio_ape_build(builder, id, &info->info.ape);
109  }
110  errno = ENOTSUP;
111  return NULL;
112 }
117 #ifdef __cplusplus
118 } /* extern "C" */
119 #endif
120 
121 #endif /* SPA_PARAM_AUDIO_FORMAT_UTILS_H */
spa/pod/builder.h
static int spa_format_audio_iec958_parse(const struct spa_pod *format, struct spa_audio_info_iec958 *info)
Definition: iec958-utils.h:28
static int spa_format_audio_mp3_parse(const struct spa_pod *format, struct spa_audio_info_mp3 *info)
Definition: mp3-utils.h:28
static struct spa_pod * spa_format_audio_raw_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_raw *info)
Definition: audio/raw-utils.h:47
static struct spa_pod * spa_format_audio_ra_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_ra *info)
Definition: ra-utils.h:39
static struct spa_pod * spa_format_audio_flac_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_flac *info)
Definition: flac-utils.h:39
static struct spa_pod * spa_format_audio_ape_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_ape *info)
Definition: ape-utils.h:39
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
static int spa_format_parse(const struct spa_pod *format, uint32_t *media_type, uint32_t *media_subtype)
Definition: format-utils.h:27
static int spa_format_audio_raw_parse(const struct spa_pod *format, struct spa_audio_info_raw *info)
Definition: audio/raw-utils.h:28
static struct spa_pod * spa_format_audio_vorbis_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_vorbis *info)
Definition: vorbis-utils.h:39
static int spa_format_audio_ape_parse(const struct spa_pod *format, struct spa_audio_info_ape *info)
Definition: ape-utils.h:28
static int spa_format_audio_dsd_parse(const struct spa_pod *format, struct spa_audio_info_dsd *info)
Definition: dsd-utils.h:28
static int spa_format_audio_amr_parse(const struct spa_pod *format, struct spa_audio_info_amr *info)
Definition: amr-utils.h:28
static int spa_format_audio_dsp_parse(const struct spa_pod *format, struct spa_audio_info_dsp *info)
Definition: audio/dsp-utils.h:28
static struct spa_pod * spa_format_audio_mp3_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_mp3 *info)
Definition: mp3-utils.h:39
static int spa_format_audio_flac_parse(const struct spa_pod *format, struct spa_audio_info_flac *info)
Definition: flac-utils.h:28
static int spa_format_audio_wma_parse(const struct spa_pod *format, struct spa_audio_info_wma *info)
Definition: wma-utils.h:28
static struct spa_pod * spa_format_audio_alac_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_alac *info)
Definition: alac-utils.h:39
static struct spa_pod * spa_format_audio_dsp_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_dsp *info)
Definition: audio/dsp-utils.h:38
static struct spa_pod * spa_format_audio_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info *info)
Definition: audio/format-utils.h:85
static struct spa_pod * spa_format_audio_iec958_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_iec958 *info)
Definition: iec958-utils.h:39
static int spa_format_audio_alac_parse(const struct spa_pod *format, struct spa_audio_info_alac *info)
Definition: alac-utils.h:28
static struct spa_pod * spa_format_audio_wma_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_wma *info)
Definition: wma-utils.h:42
static struct spa_pod * spa_format_audio_dsd_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_dsd *info)
Definition: dsd-utils.h:48
static int spa_format_audio_parse(const struct spa_pod *format, struct spa_audio_info *info)
Definition: audio/format-utils.h:43
static int spa_format_audio_vorbis_parse(const struct spa_pod *format, struct spa_audio_info_vorbis *info)
Definition: vorbis-utils.h:28
static struct spa_pod * spa_format_audio_amr_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_amr *info)
Definition: amr-utils.h:40
static int spa_format_audio_ra_parse(const struct spa_pod *format, struct spa_audio_info_ra *info)
Definition: ra-utils.h:28
@ SPA_MEDIA_TYPE_audio
Definition: param/format.h:27
@ SPA_MEDIA_SUBTYPE_alac
Definition: param/format.h:56
@ SPA_MEDIA_SUBTYPE_ra
Definition: param/format.h:48
@ SPA_MEDIA_SUBTYPE_mp3
Definition: param/format.h:44
@ SPA_MEDIA_SUBTYPE_aac
Definition: param/format.h:45
@ SPA_MEDIA_SUBTYPE_iec958
Definition: param/format.h:40
@ SPA_MEDIA_SUBTYPE_ape
since 0.3.65
Definition: param/format.h:58
@ SPA_MEDIA_SUBTYPE_wma
Definition: param/format.h:47
@ SPA_MEDIA_SUBTYPE_amr
Definition: param/format.h:54
@ SPA_MEDIA_SUBTYPE_dsp
Definition: param/format.h:39
@ SPA_MEDIA_SUBTYPE_vorbis
Definition: param/format.h:46
@ SPA_MEDIA_SUBTYPE_raw
Definition: param/format.h:38
@ SPA_MEDIA_SUBTYPE_dsd
S/PDIF.
Definition: param/format.h:41
@ SPA_MEDIA_SUBTYPE_flac
since 0.3.65
Definition: param/format.h:57
spa/param/audio/format.h
spa/pod/parser.h
Definition: param/audio/format.h:37
struct spa_audio_info_dsd dsd
Definition: param/audio/format.h:44
struct spa_audio_info_vorbis vorbis
Definition: param/audio/format.h:47
struct spa_audio_info_dsp dsp
Definition: param/audio/format.h:42
union spa_audio_info::@7 info
struct spa_audio_info_amr amr
Definition: param/audio/format.h:50
uint32_t media_subtype
Definition: param/audio/format.h:39
struct spa_audio_info_mp3 mp3
Definition: param/audio/format.h:45
struct spa_audio_info_ra ra
Definition: param/audio/format.h:49
struct spa_audio_info_raw raw
Definition: param/audio/format.h:41
struct spa_audio_info_ape ape
Definition: param/audio/format.h:53
struct spa_audio_info_aac aac
Definition: param/audio/format.h:46
uint32_t media_type
Definition: param/audio/format.h:38
struct spa_audio_info_iec958 iec958
Definition: param/audio/format.h:43
struct spa_audio_info_wma wma
Definition: param/audio/format.h:48
struct spa_audio_info_alac alac
Definition: param/audio/format.h:51
struct spa_audio_info_flac flac
Definition: param/audio/format.h:52
Definition: builder.h:53
Definition: pod/pod.h:43