PipeWire 1.0.5
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raw-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_RAW_UTILS_H
6#define SPA_VIDEO_RAW_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/raw.h>
20
21static inline int
22spa_format_video_raw_parse(const struct spa_pod *format,
23 struct spa_video_info_raw *info)
24{
25 info->flags = SPA_VIDEO_FLAG_NONE;
26 const struct spa_pod_prop *mod_prop;
27 if ((mod_prop = spa_pod_find_prop (format, NULL, SPA_FORMAT_VIDEO_modifier)) != NULL) {
31 }
32
33 return spa_pod_parse_object(format,
41 SPA_FORMAT_VIDEO_interlaceMode, SPA_POD_OPT_Id(&info->interlace_mode),
43 SPA_FORMAT_VIDEO_multiviewMode, SPA_POD_OPT_Id(&info->multiview_mode),
44 SPA_FORMAT_VIDEO_multiviewFlags, SPA_POD_OPT_Id(&info->multiview_flags),
47 SPA_FORMAT_VIDEO_colorMatrix, SPA_POD_OPT_Id(&info->color_matrix),
48 SPA_FORMAT_VIDEO_transferFunction, SPA_POD_OPT_Id(&info->transfer_function),
49 SPA_FORMAT_VIDEO_colorPrimaries, SPA_POD_OPT_Id(&info->color_primaries));
50}
51
52static inline struct spa_pod *
54 struct spa_video_info_raw *info)
55{
56 struct spa_pod_frame f;
61 0);
62 if (info->format != SPA_VIDEO_FORMAT_UNKNOWN)
63 spa_pod_builder_add(builder,
64 SPA_FORMAT_VIDEO_format, SPA_POD_Id(info->format), 0);
65 if (info->size.width != 0 && info->size.height != 0)
66 spa_pod_builder_add(builder,
68 if (info->framerate.denom != 0)
69 spa_pod_builder_add(builder,
70 SPA_FORMAT_VIDEO_framerate, SPA_POD_Fraction(&info->framerate), 0);
71 if (info->modifier != 0 || info->flags & SPA_VIDEO_FLAG_MODIFIER) {
74 spa_pod_builder_long(builder, info->modifier);
75 }
76 if (info->max_framerate.denom != 0)
77 spa_pod_builder_add(builder,
78 SPA_FORMAT_VIDEO_maxFramerate, SPA_POD_Fraction(info->max_framerate), 0);
79 if (info->views != 0)
80 spa_pod_builder_add(builder,
81 SPA_FORMAT_VIDEO_views, SPA_POD_Int(info->views), 0);
82 if (info->interlace_mode != 0)
83 spa_pod_builder_add(builder,
84 SPA_FORMAT_VIDEO_interlaceMode, SPA_POD_Id(info->interlace_mode), 0);
85 if (info->pixel_aspect_ratio.denom != 0)
86 spa_pod_builder_add(builder,
87 SPA_FORMAT_VIDEO_pixelAspectRatio,SPA_POD_Fraction(info->pixel_aspect_ratio), 0);
88 if (info->multiview_mode != 0)
89 spa_pod_builder_add(builder,
90 SPA_FORMAT_VIDEO_multiviewMode, SPA_POD_Id(info->multiview_mode), 0);
91 if (info->multiview_flags != 0)
92 spa_pod_builder_add(builder,
93 SPA_FORMAT_VIDEO_multiviewFlags,SPA_POD_Id(info->multiview_flags), 0);
94 if (info->chroma_site != 0)
95 spa_pod_builder_add(builder,
96 SPA_FORMAT_VIDEO_chromaSite, SPA_POD_Id(info->chroma_site), 0);
97 if (info->color_range != 0)
98 spa_pod_builder_add(builder,
99 SPA_FORMAT_VIDEO_colorRange, SPA_POD_Id(info->color_range), 0);
100 if (info->color_matrix != 0)
101 spa_pod_builder_add(builder,
102 SPA_FORMAT_VIDEO_colorMatrix, SPA_POD_Id(info->color_matrix), 0);
103 if (info->transfer_function != 0)
104 spa_pod_builder_add(builder,
105 SPA_FORMAT_VIDEO_transferFunction,SPA_POD_Id(info->transfer_function), 0);
106 if (info->color_primaries != 0)
107 spa_pod_builder_add(builder,
108 SPA_FORMAT_VIDEO_colorPrimaries,SPA_POD_Id(info->color_primaries), 0);
109 return (struct spa_pod*)spa_pod_builder_pop(builder, &f);
110}
111
116#ifdef __cplusplus
117} /* extern "C" */
118#endif
119
120#endif /* SPA_VIDEO_RAW_UTILS_H */
spa/pod/builder.h
static struct spa_pod * spa_format_video_raw_build(struct spa_pod_builder *builder, uint32_t id, struct spa_video_info_raw *info)
Definition raw-utils.h:58
static int spa_format_video_raw_parse(const struct spa_pod *format, struct spa_video_info_raw *info)
Definition raw-utils.h:27
@ SPA_MEDIA_TYPE_video
Definition format.h:28
@ SPA_VIDEO_FLAG_MODIFIER_FIXATION_REQUIRED
format modifier was not fixated yet
Definition raw.h:149
@ SPA_VIDEO_FLAG_MODIFIER
use the format modifier
Definition raw.h:148
@ SPA_VIDEO_FLAG_NONE
no flags
Definition raw.h:144
@ SPA_FORMAT_VIDEO_framerate
frame rate (Fraction)
Definition format.h:124
@ SPA_FORMAT_mediaType
media type (Id enum spa_media_type)
Definition format.h:93
@ SPA_FORMAT_VIDEO_size
size (Rectangle)
Definition format.h:123
@ SPA_FORMAT_VIDEO_modifier
format modifier (Long) use only with DMA-BUF and omit for other buffer types
Definition format.h:121
@ SPA_FORMAT_VIDEO_multiviewMode
(Id enum spa_video_multiview_mode)
Definition format.h:129
@ SPA_FORMAT_VIDEO_interlaceMode
(Id enum spa_video_interlace_mode)
Definition format.h:127
@ SPA_FORMAT_VIDEO_maxFramerate
maximum frame rate (Fraction)
Definition format.h:125
@ SPA_FORMAT_VIDEO_pixelAspectRatio
(Rectangle)
Definition format.h:128
@ SPA_FORMAT_VIDEO_colorMatrix
/Id enum spa_video_color_matrix)
Definition format.h:133
@ SPA_FORMAT_VIDEO_format
video format (Id enum spa_video_format)
Definition format.h:120
@ SPA_FORMAT_mediaSubtype
media subtype (Id enum spa_media_subtype)
Definition format.h:94
@ SPA_FORMAT_VIDEO_chromaSite
/Id enum spa_video_chroma_site)
Definition format.h:131
@ SPA_FORMAT_VIDEO_views
number of views (Int)
Definition format.h:126
@ SPA_FORMAT_VIDEO_colorPrimaries
/Id enum spa_video_color_primaries)
Definition format.h:135
@ SPA_FORMAT_VIDEO_transferFunction
/Id enum spa_video_transfer_function)
Definition format.h:134
@ SPA_FORMAT_VIDEO_colorRange
/Id enum spa_video_color_range)
Definition format.h:132
@ SPA_FORMAT_VIDEO_multiviewFlags
(Id enum spa_video_multiview_flags)
Definition format.h:130
@ SPA_MEDIA_SUBTYPE_raw
Definition format.h:38
@ SPA_VIDEO_FORMAT_UNKNOWN
Definition raw.h:44
static int spa_pod_builder_prop(struct spa_pod_builder *builder, uint32_t key, uint32_t flags)
Definition builder.h:450
#define SPA_POD_Fraction(val)
Definition vararg.h:111
#define SPA_POD_OPT_Rectangle(val)
Definition parser.h:536
#define SPA_POD_PROP_FLAG_MANDATORY
is mandatory
Definition pod.h:222
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_OPT_Fraction(val)
Definition parser.h:538
#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_PROP_FLAG_DONT_FIXATE
choices need no fixation
Definition pod.h:224
#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
static int spa_pod_builder_long(struct spa_pod_builder *builder, int64_t val)
Definition builder.h:256
#define SPA_POD_Rectangle(val)
Definition vararg.h:102
#define spa_pod_parse_object(pod, type, id,...)
Definition parser.h:576
#define SPA_POD_Int(val)
Definition vararg.h:54
#define SPA_POD_OPT_Long(val)
Definition parser.h:524
@ SPA_TYPE_OBJECT_Format
Definition type.h:76
spa/pod/parser.h
Definition builder.h:53
Definition iter.h:27
Definition pod.h:208
uint32_t flags
flags for property
Definition pod.h:225
Definition pod.h:43
uint32_t type
Definition pod.h:45
Definition raw.h:176
spa/param/video/raw.h