icl::io::V4L2Grabber Class Reference

The Video for Linux 2 Grabber uses the v4l2-api to access video capturing devices \. More...

#include <V4L2Grabber.h>

Inheritance diagram for icl::io::V4L2Grabber:

List of all members.

Public Member Functions
ICLIO_API	V4L2Grabber (const std::string &device="/dev/video0")
	create a new grabbers instance, with given device name (
ICLIO_API	~V4L2Grabber ()
	Destruktoer.
virtual ICLIO_API const core::ImgBase *	acquireImage ()
	obtains the next image
Static Public Member Functions
static ICLIO_API const std::vector < GrabberDeviceDescription > &	getDeviceList (std::string hint, bool rescan)
	returns a list of all supported video devices
Private Member Functions
void	addProperties ()
	adds properties to Configurable
void	processPropertyChange (const utils::Configurable::Property &prop)
	callback for changed configurable properties
Private Attributes
Impl *	impl
	internal implementation
utils::Mutex	implMutex
	protects the impl which is reallocated when the core::format is changed

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Detailed Description

The Video for Linux 2 Grabber uses the v4l2-api to access video capturing devices \.

This grabber backend is usually used for USB-Webcams as well as for Grabber cards

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Constructor & Destructor Documentation

ICLIO_API icl::io::V4L2Grabber::V4L2Grabber

(

const std::string &

device = "/dev/video0"

)

create a new grabbers instance, with given device name (

ICLIO_API icl::io::V4L2Grabber::~V4L2Grabber

(

)

Destruktoer.

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Member Function Documentation

virtual ICLIO_API const core::ImgBase* icl::io::V4L2Grabber::acquireImage

(

)

[virtual]

obtains the next image

Reimplemented from icl::io::Grabber.

void icl::io::V4L2Grabber::addProperties

(

)

[private]

adds properties to Configurable

static ICLIO_API const std::vector<GrabberDeviceDescription>& icl::io::V4L2Grabber::getDeviceList	(	std::string	hint,
		bool	rescan
	)		[static]

returns a list of all supported video devices

void icl::io::V4L2Grabber::processPropertyChange

(

const utils::Configurable::Property &

prop

)

[private]

callback for changed configurable properties

Reimplemented from icl::io::Grabber.

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Member Data Documentation

Impl* icl::io::V4L2Grabber::impl [private]

internal implementation

internal data structure

utils::Mutex icl::io::V4L2Grabber::implMutex [private]

protects the impl which is reallocated when the core::format is changed

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

• /home/jenkins/workspace/icl-manual-trunk/icl-manual/ICLIO/src/ICLIO/V4L2Grabber.h