android.media.audiofx
Class Visualizer

java.lang.Object
  android.media.audiofx.Visualizer

public class Visualizer
extends Object

Nested Class Summary

static interface

Visualizer.OnDataCaptureListener

Field Summary

static int	ALREADY_EXISTS
static int	ERROR
static int	ERROR_BAD_VALUE
static int	ERROR_DEAD_OBJECT
static int	ERROR_INVALID_OPERATION
static int	ERROR_NO_INIT
static int	ERROR_NO_MEMORY
static int	SCALING_MODE_AS_PLAYED
static int	SCALING_MODE_NORMALIZED
static int	STATE_ENABLED
static int	STATE_INITIALIZED
static int	STATE_UNINITIALIZED
static int	SUCCESS

Constructor Summary

Visualizer(int audioSession)

Method Summary

protected void	finalize()
int	getCaptureSize()
static int[]	getCaptureSizeRange()
boolean	getEnabled()
int	getFft(byte[] fft)
static int	getMaxCaptureRate()
int	getSamplingRate()
int	getScalingMode()
int	getWaveForm(byte[] waveform)
void	release()
int	setCaptureSize(int size)
int	setDataCaptureListener(Visualizer.OnDataCaptureListener listener, int rate, boolean waveform, boolean fft)
int	setEnabled(boolean enabled)
int	setScalingMode(int mode)

Methods inherited from class java.lang.Object

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

Field Detail

STATE_UNINITIALIZED

public static final int STATE_UNINITIALIZED

See Also:

Constant Field Values

STATE_INITIALIZED

public static final int STATE_INITIALIZED

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Constant Field Values

STATE_ENABLED

public static final int STATE_ENABLED

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Constant Field Values

SCALING_MODE_NORMALIZED

public static final int SCALING_MODE_NORMALIZED

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Constant Field Values

SCALING_MODE_AS_PLAYED

public static final int SCALING_MODE_AS_PLAYED

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Constant Field Values

SUCCESS

public static final int SUCCESS

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Constant Field Values

ERROR

public static final int ERROR

See Also:

Constant Field Values

ALREADY_EXISTS

public static final int ALREADY_EXISTS

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Constant Field Values

ERROR_NO_INIT

public static final int ERROR_NO_INIT

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Constant Field Values

ERROR_BAD_VALUE

public static final int ERROR_BAD_VALUE

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Constant Field Values

ERROR_INVALID_OPERATION

public static final int ERROR_INVALID_OPERATION

See Also:

Constant Field Values

ERROR_NO_MEMORY

public static final int ERROR_NO_MEMORY

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Constant Field Values

ERROR_DEAD_OBJECT

public static final int ERROR_DEAD_OBJECT

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Constant Field Values

Constructor Detail

Visualizer

public Visualizer(int audioSession)
           throws UnsupportedOperationException,
                  RuntimeException

Throws:

UnsupportedOperationException

RuntimeException

Method Detail

release

public void release()

finalize

protected void finalize()

Overrides:

finalize in class Object

setEnabled

public int setEnabled(boolean enabled)
               throws IllegalStateException

Throws:

IllegalStateException

getEnabled

public boolean getEnabled()

getCaptureSizeRange

public static int[] getCaptureSizeRange()

getMaxCaptureRate

public static int getMaxCaptureRate()

setCaptureSize

public int setCaptureSize(int size)
                   throws IllegalStateException

Throws:

IllegalStateException

getCaptureSize

public int getCaptureSize()
                   throws IllegalStateException

Throws:

IllegalStateException

setScalingMode

public int setScalingMode(int mode)
                   throws IllegalStateException

Throws:

IllegalStateException

getScalingMode

public int getScalingMode()
                   throws IllegalStateException

Throws:

IllegalStateException

getSamplingRate

public int getSamplingRate()
                    throws IllegalStateException

Throws:

IllegalStateException

getWaveForm

public int getWaveForm(byte[] waveform)
                throws IllegalStateException

Throws:

IllegalStateException

getFft

public int getFft(byte[] fft)
           throws IllegalStateException

Throws:

IllegalStateException

setDataCaptureListener

public int setDataCaptureListener(Visualizer.OnDataCaptureListener listener,
                                  int rate,
                                  boolean waveform,
                                  boolean fft)