PipeWire 1.2.6
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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
27 if (info->media_type != SPA_MEDIA_TYPE_video)
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,
45 const struct spa_video_info *info)
46{
47 switch (info->media_subtype) {
49 return spa_format_video_raw_build(builder, id, &info->info.raw);
51 return spa_format_video_dsp_build(builder, id, &info->info.dsp);
53 return spa_format_video_h264_build(builder, id, &info->info.h264);
55 return spa_format_video_mjpg_build(builder, id, &info->info.mjpg);
56 }
57 errno = ENOTSUP;
58 return NULL;
59}
60
61#ifdef __cplusplus
62} /* extern "C" */
63#endif
64
65#endif /* SPA_PARAM_VIDEO_FORMAT_UTILS_H */
static struct spa_pod * spa_format_video_raw_build(struct spa_pod_builder *builder, uint32_t id, const struct spa_video_info_raw *info)
Definition raw-utils.h:58
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, const 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, const struct spa_video_info_dsp *info)
Definition dsp-utils.h:45
static int spa_format_video_dsp_parse(const struct spa_pod *format, struct spa_video_info_dsp *info)
Definition dsp-utils.h:27
static struct spa_pod * spa_format_video_mjpg_build(struct spa_pod_builder *builder, uint32_t id, const struct spa_video_info_mjpg *info)
Definition mjpg-utils.h:38
static int spa_format_video_raw_parse(const struct spa_pod *format, struct spa_video_info_raw *info)
Definition raw-utils.h:27
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 format.h:28
@ SPA_MEDIA_SUBTYPE_h264
Definition format.h:62
@ SPA_MEDIA_SUBTYPE_mjpg
Definition format.h:63
@ SPA_MEDIA_SUBTYPE_dsp
Definition format.h:39
@ SPA_MEDIA_SUBTYPE_raw
Definition format.h:38
spa/param/video/format.h
Definition builder.h:53
Definition pod.h:43
uint32_t type
Definition pod.h:45
Definition format.h:27