parameter of ioctl(VIDIOC_QUERY_EXT_CTRL) More...

#include <video.h>

Public Attributes
uint16_t	ctrl_class

uint16_t	id

uint16_t	type

char	name [32]

int64_t	minimum

int64_t	maximum

uint64_t	step

int64_t	default_value

uint32_t	flags

uint32_t	elem_size

uint32_t	elems

uint32_t	nr_of_dims

uint32_t	dims [V4L2_CTRL_MAX_DIMS]

Detailed Description

parameter of ioctl(VIDIOC_QUERY_EXT_CTRL)

Member Data Documentation

◆ ctrl_class

uint16_t ctrl_class

Control class(not used)

◆ id

uint16_t id

Control id

◆ type

uint16_t type

enum v4l2_ctrl_type

◆ name

char name[32]

Name of control

◆ minimum

int64_t minimum

Minimum value

◆ maximum

int64_t maximum

Maximum value

◆ step

uint64_t step

Step

◆ default_value

int64_t default_value

Default value

◆ flags

uint32_t flags

Flag

◆ elem_size

uint32_t elem_size

Size of each element

◆ elems

uint32_t elems

Number of elements

◆ nr_of_dims

uint32_t nr_of_dims

Number of dimensions

◆ dims

uint32_t dims[V4L2_CTRL_MAX_DIMS]

Dimensions

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

spresense/nuttx/include/nuttx/video/video.h

Public Attributes