org.openimaj.audio.analysis.benchmarking

Class AudioDatasetHelper

java.lang.Object

org.openimaj.audio.analysis.benchmarking.AudioDatasetHelper

public class AudioDatasetHelper
extends Object

A class for helping to deal with datasets of audio information.

Version:

$Author$, $Revision$, $Date$

Author:

David Dupplaw (dpd@ecs.soton.ac.uk)

Created:

14 May 2013

Constructor Summary

Constructors

Constructor and Description
AudioDatasetHelper()

Method Summary

Modifier and Type	Method and Description
static long	calculateStreamLength(ListDataset<List<SampleBuffer>> samples) Calculate the length of the stream of samples that will come from the dataset.
static AudioStream	getAudioStream(ListDataset<List<SampleBuffer>> samples) From a dataset that contains sample buffers, this method will return an AudioStream which will return each of the sample buffers in turn.

Methods inherited from class java.lang.Object

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

Constructor Detail

AudioDatasetHelper

public AudioDatasetHelper()

Method Detail

getAudioStream

public static AudioStream getAudioStream(ListDataset<List<SampleBuffer>> samples)

From a dataset that contains sample buffers, this method will return an AudioStream which will return each of the sample buffers in turn. The returned stream will have an undefined length (-1). If you need to know the length of the stream, use calculateStreamLength(ListDataset).

Parameters:

samples - The samples

Returns:

The audio stream

calculateStreamLength

public static long calculateStreamLength(ListDataset<List<SampleBuffer>> samples)

Calculate the length of the stream of samples that will come from the dataset.

Parameters:

samples - The sample list

Returns:

The length of the stream in milliseconds