_v4l2_map_plane Struct Reference

Detailed Description

Holds parameters for a hardware buffer.

Definition at line 2619 of file v4l2_nv_extensions.h.

Data Fields
__u32	fd
	Holds the DMABUF FD of the hardware buffer. More...
__u32	width
	width of each planes of hardware buffer. More...
__u32	height
	height of each planes of hardware buffer. More...
__u32	pitch
	pitch of each planes of hardware buffer. More...
__u32	offset
	memory offset values of each video planes of hardware buffer. More...
__u32	psize
	size of each vodeo planes of hardware buffer. More...
__u32	layout
	layout type of each planes of hardware buffer. More...
__u32	blockheightlog2
__s32	memsize
	size of the memory. More...
__s32	startofvaliddata
	start of valid data. More...
__s32	sizeofvaliddatainbytes
	size of valid data. More...
v4l2_displayscan_format	scanformat
__u32	secondfieldoffset
__u64	flags
__u32	reserved [4]

Field Documentation

blockheightlog2

__u32 _v4l2_map_plane::blockheightlog2

Definition at line 2636 of file v4l2_nv_extensions.h.

fd

__u32 _v4l2_map_plane::fd

Holds the DMABUF FD of the hardware buffer.

Definition at line 2622 of file v4l2_nv_extensions.h.

flags

__u64 _v4l2_map_plane::flags

Definition at line 2648 of file v4l2_nv_extensions.h.

height

__u32 _v4l2_map_plane::height

height of each planes of hardware buffer.

Definition at line 2626 of file v4l2_nv_extensions.h.

layout

__u32 _v4l2_map_plane::layout

layout type of each planes of hardware buffer.

Definition at line 2634 of file v4l2_nv_extensions.h.

memsize

__s32 _v4l2_map_plane::memsize

size of the memory.

(Applicale for V4L2_PAYLOAD_TYPE_MEMHANDLE)

Definition at line 2638 of file v4l2_nv_extensions.h.

offset

__u32 _v4l2_map_plane::offset

memory offset values of each video planes of hardware buffer.

Definition at line 2630 of file v4l2_nv_extensions.h.

pitch

__u32 _v4l2_map_plane::pitch

pitch of each planes of hardware buffer.

Definition at line 2628 of file v4l2_nv_extensions.h.

psize

__u32 _v4l2_map_plane::psize

size of each vodeo planes of hardware buffer.

Definition at line 2632 of file v4l2_nv_extensions.h.

reserved

__u32 _v4l2_map_plane::reserved[4]

Definition at line 2650 of file v4l2_nv_extensions.h.

scanformat

v4l2_displayscan_format _v4l2_map_plane::scanformat

Definition at line 2644 of file v4l2_nv_extensions.h.

secondfieldoffset

__u32 _v4l2_map_plane::secondfieldoffset

Definition at line 2646 of file v4l2_nv_extensions.h.

sizeofvaliddatainbytes

__s32 _v4l2_map_plane::sizeofvaliddatainbytes

size of valid data.

(Applicale for V4L2_PAYLOAD_TYPE_MEMHANDLE)

Definition at line 2642 of file v4l2_nv_extensions.h.

startofvaliddata

__s32 _v4l2_map_plane::startofvaliddata

start of valid data.

(Applicale for V4L2_PAYLOAD_TYPE_MEMHANDLE)

Definition at line 2640 of file v4l2_nv_extensions.h.

width

__u32 _v4l2_map_plane::width

width of each planes of hardware buffer.

Definition at line 2624 of file v4l2_nv_extensions.h.

---

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

• libv4l2/include/linux/v4l2_nv_extensions.h