X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Ffunction%2FPlayAudioFunction.java;h=2ac71e93b6e38bbbaab727aa1a6d7d421c4a117a;hb=4d5796d02a15808311c09448d79e6e7d1de9d636;hp=7e7a34a8ab56d05af8140f75d4e6def27d6f1c35;hpb=f35b6d628f68e3b5ef19965ad8988d0dd1eb8efa;p=GpsPrune.git

diff --git a/tim/prune/function/PlayAudioFunction.java b/tim/prune/function/PlayAudioFunction.java
index 7e7a34a..2ac71e9 100644
--- a/tim/prune/function/PlayAudioFunction.java
+++ b/tim/prune/function/PlayAudioFunction.java
@@ -1,16 +1,22 @@
 package tim.prune.function;
 
+import java.io.BufferedOutputStream;
+import java.io.ByteArrayInputStream;
 import java.io.File;
+import java.io.FileOutputStream;
 import java.io.IOException;
+import java.lang.reflect.InvocationTargetException;
+
 import javax.sound.sampled.AudioInputStream;
 import javax.sound.sampled.AudioSystem;
 import javax.sound.sampled.Clip;
 
 import tim.prune.App;
 import tim.prune.GenericFunction;
+import tim.prune.data.AudioClip;
 
 /**
- * Class to play the current audio file
+ * Class to play the current audio clip
  */
 public class PlayAudioFunction extends GenericFunction implements Runnable
 {
@@ -49,38 +55,38 @@ public class PlayAudioFunction extends GenericFunction implements Runnable
 	 */
 	public void run()
 	{
-		File audioFile = _app.getTrackInfo().getCurrentAudio().getFile();
+		AudioClip audio = _app.getTrackInfo().getCurrentAudio();
+		File audioFile = audio.getFile();
 		boolean played = false;
-		if (audioFile.exists() && audioFile.isFile() && audioFile.canRead())
+		if (audioFile != null && audioFile.exists() && audioFile.isFile() && audioFile.canRead())
 		{
 			// First choice is to play using java
-			played = playClip(audioFile);
-			// Second choice is to try the Desktop library from java 6, if available
+			played = playClip(audio);
+			// If this didn't work, then try to play the file another way
 			if (!played) {
-				try {
-					Class<?> d = Class.forName("java.awt.Desktop");
-					d.getDeclaredMethod("open", new Class[] {File.class}).invoke(
-						d.getDeclaredMethod("getDesktop").invoke(null), new Object[] {audioFile});
-					//above code mimics: Desktop.getDesktop().open(audioFile);
-					played = true;
-				}
-				catch (Exception ignore) {
-					played = false;
-				}
+				played = playAudioFile(audioFile);
 			}
-			// If the Desktop call failed, need to try backup methods
+		}
+		else if (audioFile == null && audio.getByteData() != null)
+		{
+			// Try to play audio clip using byte array
+			played = playClip(audio);
+			// If this didn't work, then need to copy the byte data to a file and play it from there
 			if (!played)
 			{
-				// If system looks like a Mac, try open command
-				String osName = System.getProperty("os.name").toLowerCase();
-				boolean isMacOsx = osName.indexOf("mac os") >= 0 || osName.indexOf("darwin") >= 0;
-				if (isMacOsx) {
-					String[] command = new String[] {"open", audioFile.getAbsolutePath()};
-					try {
-						Runtime.getRuntime().exec(command);
-						played = true;
-					}
-					catch (IOException ioe) {}
+				try
+				{
+					String suffix = getSuffix(audio.getName());
+					File tempFile = File.createTempFile("gpsaudio", suffix);
+					tempFile.deleteOnExit();
+					// Copy byte data to this file
+					BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(tempFile));
+					bos.write(audio.getByteData(), 0, audio.getByteData().length);
+					bos.close();
+					played = playAudioFile(tempFile);
+				}
+				catch (IOException ignore) {
+					System.err.println("Error: " + ignore.getClass().getName() + " - " + ignore.getMessage());
 				}
 			}
 		}
@@ -93,16 +99,21 @@ public class PlayAudioFunction extends GenericFunction implements Runnable
 
 	/**
 	 * Try to play the sound file using built-in java libraries
+	 * @param inAudio audio clip to play
 	 * @return true if play was successful
 	 */
-	private boolean playClip(File inFile)
+	private boolean playClip(AudioClip inClip)
 	{
 		boolean success = false;
 		AudioInputStream audioInputStream = null;
 		_clip = null;
 		try
 		{
-			audioInputStream = AudioSystem.getAudioInputStream(inFile);
+			if (inClip.getFile() != null)
+				audioInputStream = AudioSystem.getAudioInputStream(inClip.getFile());
+			else if (inClip.getByteData() != null)
+				audioInputStream = AudioSystem.getAudioInputStream(new ByteArrayInputStream(inClip.getByteData()));
+			else return false;
 			_clip = AudioSystem.getClip();
 			_clip.open(audioInputStream);
 			// play the clip
@@ -110,6 +121,7 @@ public class PlayAudioFunction extends GenericFunction implements Runnable
 			_clip.drain();
 			success = true;
 		} catch (Exception e) {
+			System.err.println(e.getClass().getName() + " - " + e.getMessage());
 		} finally {
 			// close the stream to clean up
 			try {
@@ -121,6 +133,54 @@ public class PlayAudioFunction extends GenericFunction implements Runnable
 		return success;
 	}
 
+	/**
+	 * Try to play the specified audio file
+	 * @param inFile file to play
+	 * @return true if play was successful
+	 */
+	private boolean playAudioFile(File inFile)
+	{
+		boolean played = false;
+		// Try the Desktop library from java 6, if available
+		if (!played)
+		{
+			try
+			{
+				Class<?> d = Class.forName("java.awt.Desktop");
+				d.getDeclaredMethod("open", new Class[] {File.class}).invoke(
+					d.getDeclaredMethod("getDesktop").invoke(null), new Object[] {inFile});
+				//above code mimics: Desktop.getDesktop().open(audioFile);
+				played = true;
+			}
+			catch (InvocationTargetException e) {
+				System.err.println("ITE: " + e.getCause().getClass().getName() + " - " + e.getCause().getMessage());
+				played = false;
+			}
+			catch (Exception ignore) {
+				System.err.println(ignore.getClass().getName() + " - " + ignore.getMessage());
+				played = false;
+			}
+		}
+
+		// If the Desktop call failed, need to try backup methods
+		if (!played)
+		{
+			// If system looks like a Mac, try the open command
+			String osName = System.getProperty("os.name").toLowerCase();
+			boolean isMacOsx = osName.indexOf("mac os") >= 0 || osName.indexOf("darwin") >= 0;
+			if (isMacOsx)
+			{
+				String[] command = new String[] {"open", inFile.getAbsolutePath()};
+				try {
+					Runtime.getRuntime().exec(command);
+					played = true;
+				}
+				catch (IOException ioe) {}
+			}
+		}
+		return played;
+	}
+
 	/**
 	 * Try to stop a currently playing clip
 	 */
@@ -150,4 +210,16 @@ public class PlayAudioFunction extends GenericFunction implements Runnable
 		}
 		return percent;
 	}
+
+	/**
+	 * @param inName name of audio file
+	 * @return suffix (rest of name after the dot) - expect mp3, wav, ogg
+	 */
+	private static final String getSuffix(String inName)
+	{
+		if (inName == null || inName.equals("")) {return ".tmp";}
+		final int dotPos = inName.lastIndexOf('.');
+		if (dotPos < 0) {return inName;} // no dot found
+		return inName.substring(dotPos);
+	}
 }