com.ibm.watson.text_to_speech.v1.util

Class WaveUtils

java.lang.Object

com.ibm.watson.text_to_speech.v1.util.WaveUtils

public final class WaveUtils
extends java.lang.Object

Utility class to write the data size header in wave(.wav) files synthesized with the TextToSpeech service.

Method Summary

Modifier and Type	Method and Description
static java.io.InputStream	reWriteWaveHeader(java.io.InputStream is) Re-writes the data size in the header(bytes 4-8) of the WAVE(.wav) input stream. It needs to be read in order to calculate the size.
static byte[]	toByteArray(java.io.InputStream is) Converts an InputStream to byte array.

Methods inherited from class java.lang.Object

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

Method Detail

reWriteWaveHeader

public static java.io.InputStream reWriteWaveHeader(java.io.InputStream is)
                                             throws java.io.IOException

Re-writes the data size in the header(bytes 4-8) of the WAVE(.wav) input stream.
It needs to be read in order to calculate the size.

Parameters:

is - the input stream

Returns:

A new input stream that includes the data header in the header

Throws:

java.io.IOException - Signals that an I/O exception has occurred.

toByteArray

public static byte[] toByteArray(java.io.InputStream is)
                          throws java.io.IOException

Converts an InputStream to byte array.

Parameters:

is - the input stream

Returns:

the byte array

Throws:

java.io.IOException - If the first byte cannot be read for any reason other than end of file, or if the input stream has been closed, or if some other I/O error occurs.