PipeWire 0.3.71
video/dsp-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_VIDEO_DSP_UTILS_H
6#define SPA_VIDEO_DSP_UTILS_H
7
8#ifdef __cplusplus
9extern "C" {
10#endif
11
17#include <spa/pod/parser.h>
18#include <spa/pod/builder.h>
19#include <spa/param/video/dsp.h>
20
21static inline int
22spa_format_video_dsp_parse(const struct spa_pod *format,
23 struct spa_video_info_dsp *info)
24{
26 if (spa_pod_find_prop (format, NULL, SPA_FORMAT_VIDEO_modifier)) {
28 }
29
30 return spa_pod_parse_object(format,
34}
35
36static inline struct spa_pod *
37spa_format_video_dsp_build(struct spa_pod_builder *builder, uint32_t id,
38 struct spa_video_info_dsp *info)
39{
40 struct spa_pod_frame f;
45 0);
47 spa_pod_builder_add(builder,
49 if (info->modifier != 0 || info->flags & SPA_VIDEO_FLAG_MODIFIER)
50 spa_pod_builder_add(builder,
52 return (struct spa_pod*)spa_pod_builder_pop(builder, &f);
53}
54
59#ifdef __cplusplus
60} /* extern "C" */
61#endif
62
63#endif /* SPA_VIDEO_DSP_UTILS_H */
spa/pod/builder.h
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:42
static int spa_format_video_dsp_parse(const struct spa_pod *format, struct spa_video_info_dsp *info)
Definition: video/dsp-utils.h:27
@ SPA_MEDIA_TYPE_video
Definition: param/format.h:28
@ SPA_VIDEO_FLAG_MODIFIER
use the format modifier
Definition: video/raw.h:148
@ SPA_VIDEO_FLAG_NONE
no flags
Definition: video/raw.h:144
@ SPA_FORMAT_mediaType
media type (Id enum spa_media_type)
Definition: param/format.h:93
@ SPA_FORMAT_VIDEO_modifier
format modifier (Long) use only with DMA-BUF and omit for other buffer types
Definition: param/format.h:121
@ SPA_FORMAT_VIDEO_format
video format (Id enum spa_video_format)
Definition: param/format.h:120
@ SPA_FORMAT_mediaSubtype
media subtype (Id enum spa_media_subtype)
Definition: param/format.h:94
@ SPA_MEDIA_SUBTYPE_dsp
Definition: param/format.h:39
@ SPA_VIDEO_FORMAT_UNKNOWN
Definition: video/raw.h:44
#define SPA_POD_Long(val)
Definition: vararg.h:65
static const struct spa_pod_prop * spa_pod_find_prop(const struct spa_pod *pod, const struct spa_pod_prop *start, uint32_t key)
Definition: iter.h:408
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_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_OPT_Long(val)
Definition: parser.h:524
@ SPA_TYPE_OBJECT_Format
Definition: spa/include/spa/utils/type.h:76
spa/pod/parser.h
Definition: builder.h:53
Definition: iter.h:27
Definition: pod/pod.h:43
Definition: video/dsp.h:24
uint32_t flags
Definition: video/dsp.h:26
enum spa_video_format format
Definition: video/dsp.h:25
uint64_t modifier
Definition: video/dsp.h:27
spa/param/video/dsp.h