net.luniks.linux.jv4linfo
Class VideoAudio

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

public class VideoAudio

extends java.lang.Object

Class to hold information about an audio channel of a v4l device. Almost all fields and comments are taken from videodev.h

Author:

Torsten Römer, www.luniks.net

Nested Class Summary

static class

VideoAudio.Audmode

Field Summary

private int	audio
private int	balance
private int	bass
private int	flags
private int	mode
private java.lang.String	name
private int	step
private int	treble
static int	VIDEO_AUDIO_BALANCE The balance is controllable
static int	VIDEO_AUDIO_BASS The bass is controllable
static int	VIDEO_AUDIO_MUTABLE Audio muting is supported
static int	VIDEO_AUDIO_MUTE The audio is muted
static int	VIDEO_AUDIO_TREBLE The treble is controllable
static int	VIDEO_AUDIO_VOLUME The volume is controllable
static int	VIDEO_SOUND_LANG1 European TV alternate language 1
static int	VIDEO_SOUND_LANG2 European TV alternate language 2
static int	VIDEO_SOUND_MONO Mono signal
static int	VIDEO_SOUND_STEREO Stereo signal (NICAM for TV)
private int	volume

Constructor Summary

VideoAudio()

Method Summary

int	getAudio() Returns the index of the audio channel
static VideoAudio.Audmode[]	getAudmodes() Returns the audio modes known by v4l
int	getBalance() Returns the balance setting
int	getBass() Returns the bass level
int	getFlags() Returns the flags describing the audio channel
int	getMode() Returns the mode the audio input is in
java.lang.String	getModeName() Returns the name of the mode the audio input is in
java.lang.String	getName() Returns the canonical name for the audio input
int	getStep() Returns the actual step used by the hardware
int	getTreble() Returns the treble level
int	getVolume() Returns the volume level
boolean	isBalanceSettable() Returns true if the balance is settable
boolean	isBassSettable() Returns true if the bass is settable
boolean	isMutable() Returns true if the audio channel is mutable
boolean	isMuted() Returns true if the audio channel is muted
boolean	isTrebleSettable() Returns true if the treble is settable
boolean	isVolumeSettable() Returns true if the volume is settable
void	setAudio(int audio) Sets the index of the audio channel
void	setBalance(int balance) Sets the balance setting
void	setBass(int bass) Sets the bass level
void	setFlags(int flags) Sets the flags describing the audio channel
void	setMode(int mode) Sets the mode the audio input is in
void	setMuted(boolean mute) Sets muted true/false
void	setTreble(int treble) Sets the treble level
void	setVolume(int volume) Sets the volume level
java.lang.String	toString() String representation of the audio info

Methods inherited from class java.lang.Object

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

Field Detail

VIDEO_AUDIO_MUTE

public static final int VIDEO_AUDIO_MUTE

The audio is muted

See Also:

Constant Field Values

VIDEO_AUDIO_MUTABLE

public static final int VIDEO_AUDIO_MUTABLE

Audio muting is supported

See Also:

Constant Field Values

VIDEO_AUDIO_VOLUME

public static final int VIDEO_AUDIO_VOLUME

The volume is controllable

See Also:

Constant Field Values

VIDEO_AUDIO_BASS

public static final int VIDEO_AUDIO_BASS

The bass is controllable

See Also:

Constant Field Values

VIDEO_AUDIO_TREBLE

public static final int VIDEO_AUDIO_TREBLE

The treble is controllable

See Also:

Constant Field Values

VIDEO_AUDIO_BALANCE

public static final int VIDEO_AUDIO_BALANCE

The balance is controllable

See Also:

Constant Field Values

VIDEO_SOUND_MONO

public static final int VIDEO_SOUND_MONO

Mono signal

See Also:

Constant Field Values

VIDEO_SOUND_STEREO

public static final int VIDEO_SOUND_STEREO

Stereo signal (NICAM for TV)

See Also:

Constant Field Values

VIDEO_SOUND_LANG1

public static final int VIDEO_SOUND_LANG1

European TV alternate language 1

See Also:

Constant Field Values

VIDEO_SOUND_LANG2

public static final int VIDEO_SOUND_LANG2

European TV alternate language 2

See Also:

Constant Field Values

audio

private int audio

volume

private int volume

bass

private int bass

treble

private int treble

flags

private int flags

name

private java.lang.String name

mode

private int mode

balance

private int balance

step

private int step

Constructor Detail

VideoAudio

public VideoAudio()

Method Detail

getAudio

public int getAudio()

Returns the index of the audio channel

getVolume

public int getVolume()

Returns the volume level

getBass

public int getBass()

Returns the bass level

getTreble

public int getTreble()

Returns the treble level

getFlags

public int getFlags()

Returns the flags describing the audio channel

getName

public java.lang.String getName()

Returns the canonical name for the audio input

getMode

public int getMode()

Returns the mode the audio input is in

getBalance

public int getBalance()

Returns the balance setting

getStep

public int getStep()

Returns the actual step used by the hardware

setAudio

public void setAudio(int audio)

Sets the index of the audio channel

setVolume

public void setVolume(int volume)

Sets the volume level

setBass

public void setBass(int bass)

Sets the bass level

setTreble

public void setTreble(int treble)

Sets the treble level

setFlags

public void setFlags(int flags)

Sets the flags describing the audio channel

setMode

public void setMode(int mode)

Sets the mode the audio input is in

setBalance

public void setBalance(int balance)

Sets the balance setting

setMuted

public void setMuted(boolean mute)

Sets muted true/false

isMuted

public boolean isMuted()

Returns true if the audio channel is muted

isMutable

public boolean isMutable()

Returns true if the audio channel is mutable

isVolumeSettable

public boolean isVolumeSettable()

Returns true if the volume is settable

isBassSettable

public boolean isBassSettable()

Returns true if the bass is settable

isTrebleSettable

public boolean isTrebleSettable()

Returns true if the treble is settable

isBalanceSettable

public boolean isBalanceSettable()

Returns true if the balance is settable

getModeName

public java.lang.String getModeName()

Returns the name of the mode the audio input is in

getAudmodes

public static VideoAudio.Audmode[] getAudmodes()

Returns the audio modes known by v4l

toString

public java.lang.String toString()

String representation of the audio info