IQ recording file playback partial checkin.

NOTE: only the gui components and settings handling have been implemented.  Actual recording playback is not yet implemented.

Partial checkin of initial P25 decoder development.  

NOTE: P25 decoder is not yet functional.

src/source/tuner/Tuner.java

@@ -31,7 +31,8 @@ import controller.ThreadPoolManager;
  * Tuner - provides tuner channel sources, representing a channel frequency
  */
 public abstract class Tuner implements FrequencyChangeBroadcaster,
-									   FrequencyChangeListener
+									   FrequencyChangeListener,
+									   TunerChannelProvider
 {
 	private String mName;
 

src/source/tuner/TunerChannelProvider.java

@@ -0,0 +1,28 @@
+package source.tuner;
+
+import java.util.concurrent.RejectedExecutionException;
+
+import source.SourceException;
+import controller.ThreadPoolManager;
+
+public interface TunerChannelProvider
+{
+	/**
+	 * Returns a tuner frequency channel source, tuned to the correct frequency
+	 * 
+	 * @param frequency - desired frequency
+	 * 
+	 * @return - source for 48k sample rate
+	 */
+	public abstract TunerChannelSource getChannel( ThreadPoolManager threadPoolManager,
+		TunerChannel channel ) throws RejectedExecutionException, SourceException;
+
+	/**
+	 * Releases the tuned channel resources
+	 * 
+	 * @param channel - previously obtained tuner channel
+	 */
+	public abstract void releaseChannel( TunerChannelSource source );
+	
+	
+}

src/source/tuner/TunerEditor.java

@@ -21,15 +21,17 @@ import gui.control.JFrequencyControl;
 import source.SourceEditor;
 import source.config.SourceConfigTuner;
 import source.config.SourceConfiguration;
+import controller.ResourceManager;
 
 public class TunerEditor extends SourceEditor
 {
     private static final long serialVersionUID = 1L;
     private JFrequencyControl mFrequencyControl;
     
-	public TunerEditor( SourceConfiguration config )
+	public TunerEditor( ResourceManager resourceManager, 
+						SourceConfiguration config )
 	{
-		super( config );
+		super( resourceManager, config );
 		
 		initGUI();
 	}

src/source/tuner/TunerManager.java

@@ -65,15 +65,15 @@ public class TunerManager
      * Iterates current tuners to get a tuner channel source for the frequency
      * specified in the channel config's source config object
      */
-    public Source getSource( ProcessingChain channel )
+    public Source getSource( ProcessingChain processingChain )
     {
     	TunerChannelSource retVal = null;
 
     	
-    	if( channel.getChannel().getSourceConfiguration()
+    	if( processingChain.getChannel().getSourceConfiguration()
     						instanceof SourceConfigTuner )
     	{
-    		TunerChannel tunerChannel = channel.getChannel().getTunerChannel();
+    		TunerChannel tunerChannel = processingChain.getChannel().getTunerChannel();
 			
 			Iterator<Tuner> it = mTuners.iterator();
 			

src/source/tuner/rtl/RTL2832TunerController.java

@@ -368,16 +368,24 @@ public abstract class RTL2832TunerController extends TunerController
 			
 			if( claim( iface ) )
 			{
+				Log.debug( "RTL2832 - usb interface claimed" );
+				
 				/* Perform a dummy write to see if the device needs reset */
 				writeRegister( device, Block.USB, Address.USB_SYSCTL.getAddress(), 0x09, 1 );
 
+				Log.debug( "RTL2832 - initializing baseband" );
+
 				/* Initialize the baseband */
 				initBaseband( device );
 
+				Log.debug( "RTL2832 - enabling I2C repeater" );
+
 				enableI2CRepeater( device, true );
 				
 				boolean controlI2CRepeater = false;
 
+				Log.debug( "RTL2832 - testing for tuner types" );
+
 				/* Test for each tuner type until we find the correct one */
 				if( isE4000Tuner( device, controlI2CRepeater ) )
 				{
@@ -404,15 +412,19 @@ public abstract class RTL2832TunerController extends TunerController
 					tunerClass =  TunerType.FITIPOWER_FC0012;
 				}
 				
+				Log.debug( "RTL2832 - disabling I2C repeater" );
+
 				enableI2CRepeater( device, false );
 
+				Log.debug( "RTL2832 - releasing USB interface" );
+
 				iface.release();
 			}
 		}
 		catch( Exception e )
 		{
 			Log.error( "RTL2832TunerController - error while determining "
-					+ "tuner type - " + e.getLocalizedMessage() );
+					+ "tuner type - ", e );
 		}
 		
 		return tunerClass;
@@ -927,6 +939,8 @@ public abstract class RTL2832TunerController extends TunerController
 	protected static boolean isE4000Tuner( UsbDevice device, 
 			boolean controlI2CRepeater ) throws UsbClaimException
 	{
+		Log.debug( "RTL2832 - testing for E4000 tuner" );
+
 		try
 		{
 			int value = readI2CRegister( device, E4K_I2C_ADDRESS, 
@@ -974,6 +988,7 @@ public abstract class RTL2832TunerController extends TunerController
 											boolean controlI2CRepeater )
 									throws UsbClaimException
 	{
+		Log.debug( "RTL2832 - testing for F0013 tuner" );
 		try
 		{
 			int value = readI2CRegister( device, FC0013_I2C_ADDRESS, 
@@ -1030,6 +1045,7 @@ public abstract class RTL2832TunerController extends TunerController
 	protected static boolean isR820TTuner( UsbDevice device, 
 			boolean controlI2CRepeater ) throws UsbClaimException
 	{
+		Log.debug( "RTL2832 - testing for R820T tuner" );
 		try
 		{
 			int value = readI2CRegister( device, R820T_I2C_ADDRESS,