com.codename1.media

Class WAVWriter

java.lang.Object

com.codename1.media.WAVWriter

All Implemented Interfaces:

AutoCloseable

public class WAVWriter
extends Object
implements AutoCloseable

A class that can write raw PCM data to a WAV file.

Since:

7.0

Author:

shannah

Constructor Summary

Constructors

Constructor and Description
WAVWriter(File outputFile, int samplingRate, int channels, int numBits) Creates a new writer for writing a WAV file.

Method Summary

Modifier and Type	Method and Description
void	close() Closes the writer, and writes the WAV file.
void	write(float[] pcmData, int offset, int len) Writes PCM data to the file.

Methods inherited from class java.lang.Object

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

Constructor Detail

WAVWriter

public WAVWriter(File outputFile,
                 int samplingRate,
                 int channels,
                 int numBits)
          throws IOException

Creates a new writer for writing a WAV file.

Parameters:

outputFile - The output file.

samplingRate - The sampling rate. E.g. 44100

channels - The number of channels. E.g. 1 or 2

numBits - 8 or 16

Throws:

IOException

Method Detail

write

public void write(float[] pcmData,
                  int offset,
                  int len)
           throws IOException

Writes PCM data to the file.

Parameters:

pcmData - PCM data to write. These are float values between -1 and 1.

offset - Offset in pcmData array to start writing.

len - Length in pcmData array to write.

Throws:

IOException

close

public void close()
           throws Exception

Closes the writer, and writes the WAV file.

Specified by:

close in interface AutoCloseable

Throws:

Exception