PipeWire 0.3.77
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video/format-utils.h
1/* Simple Plugin API */
2/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
3/* SPDX-License-Identifier: MIT */
4
5#ifndef SPA_PARAM_VIDEO_FORMAT_UTILS_H
6#define SPA_PARAM_VIDEO_FORMAT_UTILS_H
7
8#ifdef __cplusplus
9extern "C" {
10#endif
11
18
19static inline int
20spa_format_video_parse(const struct spa_pod *format, struct spa_video_info *info)
21{
22 int res;
23
24 if ((res = spa_format_parse(format, &info->media_type, &info->media_subtype)) < 0)
25 return res;
26
28 return -EINVAL;
29
30 switch (info->media_subtype) {
32 return spa_format_video_raw_parse(format, &info->info.raw);
34 return spa_format_video_dsp_parse(format, &info->info.dsp);
36 return spa_format_video_h264_parse(format, &info->info.h264);
38 return spa_format_video_mjpg_parse(format, &info->info.mjpg);
39 }
40 return -ENOTSUP;
41}
42
43static inline struct spa_pod *
44spa_format_video_build(struct spa_pod_builder *builder, uint32_t id, struct spa_video_info *info)
45{
46 switch (info->media_subtype) {
48 return spa_format_video_raw_build(builder, id, &info->info.raw);
50 return spa_format_video_dsp_build(builder, id, &info->info.dsp);
52 return spa_format_video_h264_build(builder, id, &info->info.h264);
54 return spa_format_video_mjpg_build(builder, id, &info->info.mjpg);
55 }
56 errno = ENOTSUP;
57 return NULL;
58}
59
60#ifdef __cplusplus
61} /* extern "C" */
62#endif
63
64#endif /* SPA_PARAM_VIDEO_FORMAT_UTILS_H */
static int spa_format_parse(const struct spa_pod *format, uint32_t *media_type, uint32_t *media_subtype)
Definition: format-utils.h:27
static struct spa_pod * spa_format_video_h264_build(struct spa_pod_builder *builder, uint32_t id, struct spa_video_info_h264 *info)
Definition: h264-utils.h:40
static struct spa_pod * spa_format_video_dsp_build(struct spa_pod_builder *builder, uint32_t id, struct spa_video_info_dsp *info)
Definition: video/dsp-utils.h:45
static int spa_format_video_dsp_parse(const struct spa_pod *format, struct spa_video_info_dsp *info)
Definition: video/dsp-utils.h:27
static struct spa_pod * spa_format_video_raw_build(struct spa_pod_builder *builder, uint32_t id, struct spa_video_info_raw *info)
Definition: video/raw-utils.h:58
static int spa_format_video_raw_parse(const struct spa_pod *format, struct spa_video_info_raw *info)
Definition: video/raw-utils.h:27
static struct spa_pod * spa_format_video_mjpg_build(struct spa_pod_builder *builder, uint32_t id, struct spa_video_info_mjpg *info)
Definition: mjpg-utils.h:38
static int spa_format_video_h264_parse(const struct spa_pod *format, struct spa_video_info_h264 *info)
Definition: h264-utils.h:27
static int spa_format_video_mjpg_parse(const struct spa_pod *format, struct spa_video_info_mjpg *info)
Definition: mjpg-utils.h:27
@ SPA_MEDIA_TYPE_video
Definition: param/format.h:28
@ SPA_MEDIA_SUBTYPE_h264
Definition: param/format.h:62
@ SPA_MEDIA_SUBTYPE_mjpg
Definition: param/format.h:63
@ SPA_MEDIA_SUBTYPE_dsp
Definition: param/format.h:39
@ SPA_MEDIA_SUBTYPE_raw
Definition: param/format.h:38
spa/param/video/format.h
Definition: builder.h:53
Definition: pod/pod.h:43
Definition: param/video/format.h:27
struct spa_video_info_mjpg mjpg
Definition: param/video/format.h:34
union spa_video_info::@5 info
uint32_t media_subtype
Definition: param/video/format.h:29
struct spa_video_info_raw raw
Definition: param/video/format.h:31
uint32_t media_type
Definition: param/video/format.h:28
struct spa_video_info_h264 h264
Definition: param/video/format.h:33
struct spa_video_info_dsp dsp
Definition: param/video/format.h:32