net.luniks.linux.jv4linfo
Class V4L2Input

java.lang.Object
  net.luniks.linux.jv4linfo.V4L2Input

public class V4L2Input

extends java.lang.Object

Class to hold information about an input of a v4l2 device. Almost all fields and comments are taken from videodev2.h or the Video for Linux Two API Specification

Author:

Torsten Römer, www.luniks.net

Field Summary

private int	audioset
private int	index
private java.lang.String	name
private int	status
private long	std
private V4L2Standard[]	supportedStds
private int	tuner
private int	type
static int	V4L2_IN_ST_COLOR_KILL Color killer is active
static int	V4L2_IN_ST_MACROVISION Macrovision detected
static int	V4L2_IN_ST_NO_ACCESS Conditional access denied
static int	V4L2_IN_ST_NO_CARRIER Carrier recovery failed
static int	V4L2_IN_ST_NO_COLOR Attached device has no color
static int	V4L2_IN_ST_NO_EQU No equalizer lock
static int	V4L2_IN_ST_NO_H_LOCK No horizontal sync lock
static int	V4L2_IN_ST_NO_POWER Attached device is off
static int	V4L2_IN_ST_NO_SIGNAL Attached device has no signal
static int	V4L2_IN_ST_NO_SYNC No synchronization lock
static int	V4L2_IN_ST_VTR VTR time constant
static int	V4L2_INPUT_TYPE_CAMERA Input type is camera
static int	V4L2_INPUT_TYPE_TUNER Input type is tuner

Constructor Summary

V4L2Input()

Method Summary

boolean	colorKill() Color killer is active
int	getAudioset() Associated audios (bitfield)
int	getIndex() Which input
java.lang.String	getName() Name
int	getStatus() Status
long	getStd() TV standard (norm)
V4L2Standard[]	getSupportedStds() Returns a list of standards supported by this input
int	getTuner() Associated tuner
int	getType() Type of input
boolean	isCamera() Input type is camera
boolean	isTuner() Input type is tuner
boolean	macrovision() Macrovision detected
boolean	noAccess() Conditional access denied
boolean	noCarrier() Carrier recovery failed
boolean	noColor() Attached device has no color
boolean	noEqu() No equalizer lock
boolean	noHLock() No horizontal sync lock
boolean	noPower() Attached device is off
boolean	noSignal() Attached device has no signal
boolean	noSync() No synchronization lock
void	setIndex(int index) Sets the index of the input that should be queried/set
void	setSupportedStds(V4L2Standard[] supportedStds) Sets the list of standards supported by this input
java.lang.String	toString() String representation of the input info
boolean	vtr() VTR time constant

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

V4L2_INPUT_TYPE_TUNER

public static final int V4L2_INPUT_TYPE_TUNER

Input type is tuner

See Also:

Constant Field Values

V4L2_INPUT_TYPE_CAMERA

public static final int V4L2_INPUT_TYPE_CAMERA

Input type is camera

See Also:

Constant Field Values

V4L2_IN_ST_NO_POWER

public static final int V4L2_IN_ST_NO_POWER

Attached device is off

See Also:

Constant Field Values

V4L2_IN_ST_NO_SIGNAL

public static final int V4L2_IN_ST_NO_SIGNAL

Attached device has no signal

See Also:

Constant Field Values

V4L2_IN_ST_NO_COLOR

public static final int V4L2_IN_ST_NO_COLOR

Attached device has no color

See Also:

Constant Field Values

V4L2_IN_ST_NO_H_LOCK

public static final int V4L2_IN_ST_NO_H_LOCK

No horizontal sync lock

See Also:

Constant Field Values

V4L2_IN_ST_COLOR_KILL

public static final int V4L2_IN_ST_COLOR_KILL

Color killer is active

See Also:

Constant Field Values

V4L2_IN_ST_NO_SYNC

public static final int V4L2_IN_ST_NO_SYNC

No synchronization lock

See Also:

Constant Field Values

V4L2_IN_ST_NO_EQU

public static final int V4L2_IN_ST_NO_EQU

No equalizer lock

See Also:

Constant Field Values

V4L2_IN_ST_NO_CARRIER

public static final int V4L2_IN_ST_NO_CARRIER

Carrier recovery failed

See Also:

Constant Field Values

V4L2_IN_ST_MACROVISION

public static final int V4L2_IN_ST_MACROVISION

Macrovision detected

See Also:

Constant Field Values

V4L2_IN_ST_NO_ACCESS

public static final int V4L2_IN_ST_NO_ACCESS

Conditional access denied

See Also:

Constant Field Values

V4L2_IN_ST_VTR

public static final int V4L2_IN_ST_VTR

VTR time constant

See Also:

Constant Field Values

index

private int index

name

private java.lang.String name

type

private int type

audioset

private int audioset

tuner

private int tuner

std

private long std

status

private int status

supportedStds

private V4L2Standard[] supportedStds

Constructor Detail

V4L2Input

public V4L2Input()

Method Detail

getIndex

public int getIndex()

Which input

getName

public java.lang.String getName()

Name

getType

public int getType()

Type of input

getAudioset

public int getAudioset()

Associated audios (bitfield)

getTuner

public int getTuner()

Associated tuner

getStd

public long getStd()

TV standard (norm)

getStatus

public int getStatus()

Status

getSupportedStds

public V4L2Standard[] getSupportedStds()

Returns a list of standards supported by this input

isTuner

public boolean isTuner()

Input type is tuner

isCamera

public boolean isCamera()

Input type is camera

noPower

public boolean noPower()

Attached device is off

noSignal

public boolean noSignal()

Attached device has no signal

noColor

public boolean noColor()

Attached device has no color

noHLock

public boolean noHLock()

No horizontal sync lock

colorKill

public boolean colorKill()

Color killer is active

noSync

public boolean noSync()

No synchronization lock

noEqu

public boolean noEqu()

No equalizer lock

noCarrier

public boolean noCarrier()

Carrier recovery failed

macrovision

public boolean macrovision()

Macrovision detected

noAccess

public boolean noAccess()

Conditional access denied

vtr

public boolean vtr()

VTR time constant

setIndex

public void setIndex(int index)

Sets the index of the input that should be queried/set

setSupportedStds

public void setSupportedStds(V4L2Standard[] supportedStds)

Sets the list of standards supported by this input

toString

public java.lang.String toString()

String representation of the input info