spa_meta_header Struct Reference

Describes essential buffer header metadata such as flags and timestamps. More...

#include <spa/buffer/meta.h>

Data Fields
uint32_t	flags
	flags
uint32_t	offset
	offset in current cycle
int64_t	pts
	presentation timestamp in nanoseconds
int64_t	dts_offset
	decoding timestamp as a difference with pts
uint64_t	seq
	sequence number, increments with a media specific frequency

Detailed Description

Describes essential buffer header metadata such as flags and timestamps.

Examples

export-sink.c, export-source.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-play-pull.c, video-play.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

Field Documentation

flags

uint32_t spa_meta_header::flags

flags

Examples

video-dsp-src.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

offset

uint32_t spa_meta_header::offset

offset in current cycle

pts

int64_t spa_meta_header::pts

presentation timestamp in nanoseconds

Examples

video-dsp-src.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

dts_offset

int64_t spa_meta_header::dts_offset

decoding timestamp as a difference with pts

Examples

video-dsp-src.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

seq

uint64_t spa_meta_header::seq

sequence number, increments with a media specific frequency

Examples

video-dsp-src.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

---

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

• spa/buffer/meta.h