v4l2_fs Struct Reference

A single open v4l2 capture device, starts its own thread and waits on it. More...

#include <v4l2/v4l2_driver.h>

Inheritance diagram for v4l2_fs:

Collaboration diagram for v4l2_fs:

Data Fields
struct xrt_fs	base
struct xrt_frame_node	node
struct u_sink_debug	usd
int	fd
struct {
bool   extended_format
bool   timeperframe
}	has
enum xrt_fs_capture_type	capture_type
struct v4l2_control_state	states [256]
size_t	num_states
struct {
bool   ps4_cam
}	quirks
struct v4l2_frame	frames [32]
uint32_t	used_frames
struct {
bool   mmap
bool   userptr
}	capture
struct xrt_frame_sink *	sink
pthread_t	stream_thread
struct v4l2_source_descriptor *	descriptors
uint32_t	num_descriptors
uint32_t	selected
struct xrt_fs_capture_parameters	capture_params
bool	is_configured
bool	is_running
enum u_logging_level	log_level
Data Fields inherited from xrt_frame_node
struct xrt_frame_node *	next
void(*	break_apart )(struct xrt_frame_node *node)
	Called first in when the graph is being destroyed, remove any references frames and other objects and stop threads.
void(*	destroy )(struct xrt_frame_node *node)
	Do the actual freeing of the objects.
Data Fields inherited from xrt_fs
char	name [512]
	Name of the frame server source, from the subsystem.
char	product [32]
	Frame server product identifier, matches the prober device.
char	manufacturer [32]
	Frame server manufacturer, matches the prober device.
char	serial [32]
	Frame server serial number, matches the prober device.
uint64_t	source_id
	All frames produced by this frameserver are tagged with this id.
bool(*	enumerate_modes )(struct xrt_fs *xfs, struct xrt_fs_mode **out_modes, uint32_t *out_count)
	Enumerate all available modes that this frameserver supports.
bool(*	configure_capture )(struct xrt_fs *xfs, struct xrt_fs_capture_parameters *cp)
	Set the capture parameters, may not be supported on all capture devices.
bool(*	stream_start )(struct xrt_fs *xfs, struct xrt_frame_sink *xs, enum xrt_fs_capture_type capture_type, uint32_t descriptor_index)
	Start the capture stream.
bool(*	slam_stream_start )(struct xrt_fs *xfs, struct xrt_slam_sinks *sinks)
	Setup SLAM sinks for all the sensors a SLAM implementation may supports and start the frame server stream.
bool(*	stream_stop )(struct xrt_fs *xfs)
	Stop the capture stream.
bool(*	is_running )(struct xrt_fs *xfs)
	Is the capture stream running.

Additional Inherited Members
Static Public Member Functions inherited from xrt_fs
static bool	xrt_fs_enumerate_modes (struct xrt_fs *xfs, struct xrt_fs_mode **out_modes, uint32_t *out_count)
	Enumerate all available modes that this frameserver supports.
static bool	xrt_fs_configure_capture (struct xrt_fs *xfs, struct xrt_fs_capture_parameters *cp)
	Set the capture parameters, may not be supported on all capture devices.
static bool	xrt_fs_stream_start (struct xrt_fs *xfs, struct xrt_frame_sink *xs, enum xrt_fs_capture_type capture_type, uint32_t descriptor_index)
	Start the capture stream.
static bool	xrt_fs_slam_stream_start (struct xrt_fs *xfs, struct xrt_slam_sinks *sinks)
	Setup SLAM sinks for all the sensors a SLAM implementation may supports and start the frame server stream.
static bool	xrt_fs_stream_stop (struct xrt_fs *xfs)
	Stop the capture stream.
static bool	xrt_fs_is_running (struct xrt_fs *xfs)
	Is the capture stream running.

Detailed Description

A single open v4l2 capture device, starts its own thread and waits on it.

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

• drivers/v4l2/v4l2_driver.h