- Added Stasis.

- Added JLayer libraries.

src/javazoom/jl/decoder/OutputChannels.java

@@ -0,0 +1,143 @@
+/*
+ * 11/19/04 1.0 moved to LGPL.
+ * 12/12/99 Initial implementation.		mdm@techie.com. 
+ *-----------------------------------------------------------------------
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU Library General Public License as published
+ *   by the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU Library General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Library General Public
+ *   License along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *----------------------------------------------------------------------
+ */
+
+package javazoom.jl.decoder;
+
+
+/**
+ * A Type-safe representation of the the supported output channel
+ * constants. 
+ * 
+ * This class is immutable and, hence, is thread safe. 
+ * 
+ * @author	Mat McGowan 12/12/99 
+ * @since	0.0.7
+ */
+public class OutputChannels
+{		
+	/**
+	 * Flag to indicate output should include both channels. 
+	 */
+	public static final int	BOTH_CHANNELS = 0;
+		
+	/**
+	 * Flag to indicate output should include the left channel only. 
+	 */
+	public static final int	LEFT_CHANNEL = 1;
+
+	/**
+	 * Flag to indicate output should include the right channel only. 
+	 */
+	public static final int	RIGHT_CHANNEL = 2;
+		
+	/**
+	 * Flag to indicate output is mono. 
+	 */
+	public static final int	DOWNMIX_CHANNELS = 3;
+
+	
+	public static final OutputChannels LEFT = new OutputChannels(LEFT_CHANNEL);
+	public static final OutputChannels RIGHT = new OutputChannels(RIGHT_CHANNEL);
+	public static final OutputChannels BOTH = new OutputChannels(BOTH_CHANNELS);
+	public static final OutputChannels DOWNMIX = new OutputChannels(DOWNMIX_CHANNELS);
+				
+	
+	private /*final*/ int	outputChannels;
+			
+	/**
+	 * Creates an <code>OutputChannels</code> instance
+	 * corresponding to the given channel code.
+	 * 
+	 * @param	code one of the OutputChannels channel code constants.
+	 * 
+	 * @throws	IllegalArgumentException if code is not a valid
+	 *			channel code. 
+	 */
+	static public OutputChannels fromInt(int code)
+	{
+		switch (code)
+		{
+		case LEFT_CHANNEL:
+			return LEFT;
+		case RIGHT_CHANNEL:
+			return RIGHT;
+		case BOTH_CHANNELS:
+			return BOTH;
+		case DOWNMIX_CHANNELS:
+			return DOWNMIX;
+		default:
+			throw new IllegalArgumentException("Invalid channel code: "+code);
+		}
+	}
+		
+	private OutputChannels(int channels)
+	{
+		outputChannels = channels;
+			
+		if (channels<0 || channels>3)
+			throw new IllegalArgumentException("channels");
+	}
+		
+	/**
+	 * Retrieves the code representing the desired output channels.
+	 * Will be one of LEFT_CHANNEL, RIGHT_CHANNEL, BOTH_CHANNELS
+	 * or DOWNMIX_CHANNELS.
+	 * 
+	 * @return the channel code represented by this instance.
+	 */
+	public int getChannelsOutputCode()
+	{
+		return outputChannels;	
+	}
+		
+	/**
+	 * Retrieves the number of output channels represented 
+	 * by this channel output type.
+	 * 
+	 * @return	The number of output channels for this channel output
+	 *			type. This will be 2 for BOTH_CHANNELS only, and 1
+	 *			for all other types. 
+	 */
+	public int getChannelCount()
+	{
+		int count = (outputChannels==BOTH_CHANNELS) ?  2 : 1;
+		return count;
+	}
+		
+		
+	public boolean equals(Object o)
+	{
+		boolean equals = false;
+			
+		if (o instanceof OutputChannels)
+		{
+			OutputChannels oc = (OutputChannels)o;
+			equals = (oc.outputChannels == outputChannels);
+		}
+			
+		return equals;
+	}
+							  
+	public int hashCode()
+	{
+		return outputChannels;	
+	}
+		
+}