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<TITLE>Loading and Playing Sampled Audio
(Java Developers Almanac Example)
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<META CONTENT="Patrick Chan" NAME="AUTHOR">
<META CONTENT="Code Examples from The Java Developers Almanac 1.4" NAME="DESCRIPTION">
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<B><A HREF="../javax.sound.sampled/pkg.html">javax.sound.sampled</A></B><font color="#666666" SIZE="-2">
[9 examples]
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<B><A HREF="../javax.sound.sampled/pkg.html#Playing">Playing</A></B><font color="#666666" SIZE="-2">
[3 examples]
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<h3>
e727.
Loading and Playing Sampled Audio</h3>
Supported audio file formats: aif, au, and wav.
See also <a href="../javax.sound.sampled/StreamAudio.html" class="eglink"><font size="-1"><b>e728</b> Playing Streaming Sampled Audio</font></a>.
<pre>
try {
// From file
AudioInputStream stream = AudioSystem.getAudioInputStream(new File(<font color="#0066ff"><i>"audiofile"</i></font>));
// From URL
stream = AudioSystem.getAudioInputStream(new URL(<font color="#0066ff"><i>"http://hostname/audiofile"</i></font>));
// At present, ALAW and ULAW encodings must be converted
// to PCM_SIGNED before it can be played
AudioFormat format = stream.getFormat();
if (format.getEncoding() != AudioFormat.Encoding.PCM_SIGNED) {
format = new AudioFormat(
AudioFormat.Encoding.PCM_SIGNED,
format.getSampleRate(),
format.getSampleSizeInBits()*2,
format.getChannels(),
format.getFrameSize()*2,
format.getFrameRate(),
true); // big endian
stream = AudioSystem.getAudioInputStream(format, stream);
}
// Create the clip
DataLine.Info info = new DataLine.Info(
Clip.class, stream.getFormat(), ((int)stream.getFrameLength()*format.getFrameSize()));
Clip clip = (Clip) AudioSystem.getLine(info);
// This method does not return until the audio file is completely loaded
clip.open(stream);
// Start playing
clip.start();
} catch (MalformedURLException e) {
} catch (IOException e) {
} catch (LineUnavailableException e) {
} catch (UnsupportedAudioFileException e) {
}
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Related Examples
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e728. <a class="eglink" href="StreamAudio.html?l=rel">
Playing Streaming Sampled Audio
</a>
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e729. <a class="eglink" href="ContinuousPlay.html?l=rel">
Continuously Playing a Sampled Audio File
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See also:
<a class="eglink" href="/egs/javax.sound.sampled/pkg.html?l=rel#Events">
Events
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<a class="eglink" href="/egs/javax.sound.sampled/pkg.html?l=rel#Properties">
Properties
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