spa_meta Struct Reference

A metadata element. More...

#include <spa/buffer/meta.h>

Data Fields
uint32_t	type
	metadata type, one of enum spa_meta_type
uint32_t	size
	size of metadata
void *	data
	pointer to metadata

Detailed Description

A metadata element.

This structure is available on the buffer structure and contains the type of the metadata and a pointer/size to the actual metadata itself.

Examples

export-sink.c, local-v4l2.c, spa/examples/adapter-control.c, spa/examples/example-control.c, spa/examples/local-libcamera.c, spa/examples/local-v4l2.c, video-dsp-src.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

Field Documentation

type

uint32_t spa_meta::type

metadata type, one of enum spa_meta_type

size

uint32_t spa_meta::size

size of metadata

data

void* spa_meta::data

pointer to metadata

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The documentation for this struct was generated from the following file:

• spa/buffer/meta.h