android.media.audiofx

Class Equalizer

java.lang.Object

android.media.audiofx.AudioEffect

android.media.audiofx.Equalizer

public class Equalizer
extends AudioEffect

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	Equalizer.OnParameterChangeListener
static class	Equalizer.Settings

Nested classes/interfaces inherited from class android.media.audiofx.AudioEffect

AudioEffect.Descriptor, AudioEffect.OnControlStatusChangeListener, AudioEffect.OnEnableStatusChangeListener

Field Summary

Fields

Modifier and Type	Field and Description
static int	PARAM_BAND_FREQ_RANGE
static int	PARAM_BAND_LEVEL
static int	PARAM_CENTER_FREQ
static int	PARAM_CURRENT_PRESET
static int	PARAM_GET_BAND
static int	PARAM_GET_NUM_OF_PRESETS
static int	PARAM_GET_PRESET_NAME
static int	PARAM_LEVEL_RANGE
static int	PARAM_NUM_BANDS
static int	PARAM_STRING_SIZE_MAX

Fields inherited from class android.media.audiofx.AudioEffect

ACTION_CLOSE_AUDIO_EFFECT_CONTROL_SESSION, ACTION_DISPLAY_AUDIO_EFFECT_CONTROL_PANEL, ACTION_OPEN_AUDIO_EFFECT_CONTROL_SESSION, ALREADY_EXISTS, CONTENT_TYPE_GAME, CONTENT_TYPE_MOVIE, CONTENT_TYPE_MUSIC, CONTENT_TYPE_VOICE, EFFECT_AUXILIARY, EFFECT_INSERT, ERROR, ERROR_BAD_VALUE, ERROR_DEAD_OBJECT, ERROR_INVALID_OPERATION, ERROR_NO_INIT, ERROR_NO_MEMORY, EXTRA_AUDIO_SESSION, EXTRA_CONTENT_TYPE, EXTRA_PACKAGE_NAME, SUCCESS

Constructor Summary

Constructors

Constructor and Description
Equalizer(int priority, int audioSession)

Method Summary

Methods

Modifier and Type	Method and Description
short	getBand(int frequency)
int[]	getBandFreqRange(short band)
short	getBandLevel(short band)
short[]	getBandLevelRange()
int	getCenterFreq(short band)
short	getCurrentPreset()
short	getNumberOfBands()
short	getNumberOfPresets()
String	getPresetName(short preset)
Equalizer.Settings	getProperties()
void	setBandLevel(short band, short level)
void	setParameterListener(Equalizer.OnParameterChangeListener listener)
void	setProperties(Equalizer.Settings settings)
void	usePreset(short preset)

Methods inherited from class android.media.audiofx.AudioEffect

finalize, getDescriptor, getEnabled, getId, hasControl, queryEffects, release, setControlStatusListener, setEnabled, setEnableStatusListener

Methods inherited from class java.lang.Object

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

Field Detail

PARAM_NUM_BANDS

public static final int PARAM_NUM_BANDS

See Also:

Constant Field Values

PARAM_LEVEL_RANGE

public static final int PARAM_LEVEL_RANGE

See Also:

Constant Field Values

PARAM_BAND_LEVEL

public static final int PARAM_BAND_LEVEL

See Also:

Constant Field Values

PARAM_CENTER_FREQ

public static final int PARAM_CENTER_FREQ

See Also:

Constant Field Values

PARAM_BAND_FREQ_RANGE

public static final int PARAM_BAND_FREQ_RANGE

See Also:

Constant Field Values

PARAM_GET_BAND

public static final int PARAM_GET_BAND

See Also:

Constant Field Values

PARAM_CURRENT_PRESET

public static final int PARAM_CURRENT_PRESET

See Also:

Constant Field Values

PARAM_GET_NUM_OF_PRESETS

public static final int PARAM_GET_NUM_OF_PRESETS

See Also:

Constant Field Values

PARAM_GET_PRESET_NAME

public static final int PARAM_GET_PRESET_NAME

See Also:

Constant Field Values

PARAM_STRING_SIZE_MAX

public static final int PARAM_STRING_SIZE_MAX

See Also:

Constant Field Values

Constructor Detail

Equalizer

public Equalizer(int priority,
         int audioSession)
          throws IllegalStateException,
                 IllegalArgumentException,
                 UnsupportedOperationException,
                 RuntimeException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

RuntimeException

Method Detail

getNumberOfBands

public short getNumberOfBands()
                       throws IllegalStateException,
                              IllegalArgumentException,
                              UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

getBandLevelRange

public short[] getBandLevelRange()
                          throws IllegalStateException,
                                 IllegalArgumentException,
                                 UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

setBandLevel

public void setBandLevel(short band,
                short level)
                  throws IllegalStateException,
                         IllegalArgumentException,
                         UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

getBandLevel

public short getBandLevel(short band)
                   throws IllegalStateException,
                          IllegalArgumentException,
                          UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

getCenterFreq

public int getCenterFreq(short band)
                  throws IllegalStateException,
                         IllegalArgumentException,
                         UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

getBandFreqRange

public int[] getBandFreqRange(short band)
                       throws IllegalStateException,
                              IllegalArgumentException,
                              UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

getBand

public short getBand(int frequency)
              throws IllegalStateException,
                     IllegalArgumentException,
                     UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

getCurrentPreset

public short getCurrentPreset()
                       throws IllegalStateException,
                              IllegalArgumentException,
                              UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

usePreset

public void usePreset(short preset)
               throws IllegalStateException,
                      IllegalArgumentException,
                      UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

getNumberOfPresets

public short getNumberOfPresets()
                         throws IllegalStateException,
                                IllegalArgumentException,
                                UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

getPresetName

public String getPresetName(short preset)

setParameterListener

public void setParameterListener(Equalizer.OnParameterChangeListener listener)

getProperties

public Equalizer.Settings getProperties()
                                 throws IllegalStateException,
                                        IllegalArgumentException,
                                        UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException

setProperties

public void setProperties(Equalizer.Settings settings)
                   throws IllegalStateException,
                          IllegalArgumentException,
                          UnsupportedOperationException

Throws:

IllegalStateException

IllegalArgumentException

UnsupportedOperationException