PipeWire  0.3.66
iec958-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_AUDIO_IEC958_UTILS_H
6 #define SPA_AUDIO_IEC958_UTILS_H
7 
8 #ifdef __cplusplus
9 extern "C" {
10 #endif
11 
17 #include <spa/pod/parser.h>
18 #include <spa/pod/builder.h>
19 #include <spa/param/audio/format.h>
20 #include <spa/param/format-utils.h>
21 
22 static inline int
23 spa_format_audio_iec958_parse(const struct spa_pod *format, struct spa_audio_info_iec958 *info)
24 {
25  int res;
26  res = spa_pod_parse_object(format,
30  return res;
31 }
32 
33 static inline struct spa_pod *
34 spa_format_audio_iec958_build(struct spa_pod_builder *builder, uint32_t id, struct spa_audio_info_iec958 *info)
35 {
36  struct spa_pod_frame f;
38  spa_pod_builder_add(builder,
41  0);
43  spa_pod_builder_add(builder,
45  if (info->rate != 0)
46  spa_pod_builder_add(builder,
48  return (struct spa_pod*)spa_pod_builder_pop(builder, &f);
49 }
50 
55 #ifdef __cplusplus
56 } /* extern "C" */
57 #endif
58 
59 #endif /* SPA_AUDIO_IEC958_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 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
@ SPA_MEDIA_TYPE_audio
Definition: param/format.h:27
@ SPA_AUDIO_IEC958_CODEC_UNKNOWN
Definition: iec958.h:24
@ SPA_FORMAT_AUDIO_iec958Codec
codec used (IEC958) (Id enum spa_audio_iec958_codec)
Definition: param/format.h:103
@ SPA_FORMAT_mediaType
media type (Id enum spa_media_type)
Definition: param/format.h:92
@ SPA_FORMAT_AUDIO_rate
sample rate (Int)
Definition: param/format.h:99
@ SPA_FORMAT_mediaSubtype
media subtype (Id enum spa_media_subtype)
Definition: param/format.h:93
@ SPA_MEDIA_SUBTYPE_iec958
Definition: param/format.h:40
static void * spa_pod_builder_pop(struct spa_pod_builder *builder, struct spa_pod_frame *frame)
Definition: builder.h:168
static int spa_pod_builder_add(struct spa_pod_builder *builder,...)
Definition: builder.h:647
#define SPA_POD_Id(val)
Definition: vararg.h:49
#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: spa/include/spa/utils/type.h:76
spa/param/audio/format.h
spa/pod/parser.h
Definition: iec958.h:38
enum spa_audio_iec958_codec codec
Definition: iec958.h:39
uint32_t rate
Definition: iec958.h:41
Definition: builder.h:53
Definition: iter.h:27
Definition: pod/pod.h:43