Package ca.phon.audio

Class MonoSampled

java.lang.Object

ca.phon.audio.AbstractSampled

ca.phon.audio.MonoSampled

All Implemented Interfaces:

Sampled

public class MonoSampled
extends AbstractSampled

A wrapper around a multi-channel sampled which returns samples as an average of all channels.

Constructor Summary

Constructors

Constructor	Description
MonoSampled(Sampled sampled)

Method Summary

Modifier and Type	Method	Description
void	close()	Release resources
float	getEndTime()	End time in seconds
float	getLength()	Get length in seconds
int	getNumberOfChannels()	Get the number of channels.
int	getNumberOfSamples()	Return the number of samples
float	getSampleRate()	Get sample rate.
float	getStartTime()	Get start time
int	loadSampleData(double[][] buffer, int offset, int firstSample, int numSamples)
int	sampleForTime(float time)	Convert a time value to a sample index
double	valueForSample(int channel, int sample)	Get value for sample
double	valueForTime(int channel, float time)	Get value for specified time

Methods inherited from class ca.phon.audio.AbstractSampled

getWindowExtrema, getWindowExtrema, getWindowExtrema, getWindowExtrema, getWindowExtrema, getWindowExtrema, maximumValue, maximumValue, minimumValue

Methods inherited from class java.lang.Object

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

Constructor Details

MonoSampled

public MonoSampled(Sampled sampled)

Method Details

getNumberOfChannels

public int getNumberOfChannels()

Description copied from interface: Sampled

Get the number of channels.

Returns:

number of channels

getNumberOfSamples

public int getNumberOfSamples()

Description copied from interface: Sampled

Return the number of samples

Returns:

number of samples

getSampleRate

public float getSampleRate()

Description copied from interface: Sampled

Get sample rate.

Returns:

sample rate (samples/second)

valueForSample

public double valueForSample(int channel,
 int sample)

Description copied from interface: Sampled

Get value for sample

Parameters:

sample - index

sampleForTime

public int sampleForTime(float time)

Description copied from interface: Sampled

Convert a time value to a sample index

Parameters:

time - (in seconds)

Returns:

sample index or -1 if time is outside Sampled data range

valueForTime

public double valueForTime(int channel,
 float time)

Description copied from interface: Sampled

Get value for specified time

Returns:

value at specified time

getStartTime

public float getStartTime()

Description copied from interface: Sampled

Get start time

Returns:

start time in seconds

getEndTime

public float getEndTime()

Description copied from interface: Sampled

End time in seconds

Returns:

end time in seconds

getLength

public float getLength()

Description copied from interface: Sampled

Get length in seconds

Returns:

length in seconds

close

public void close()
           throws IOException

Description copied from interface: Sampled

Release resources

Throws:

IOException

loadSampleData

public int loadSampleData(double[][] buffer,
 int offset,
 int firstSample,
 int numSamples)