Index: doc/COMMANDS
===================================================================
--- doc/COMMANDS	(revision 4123)
+++ doc/COMMANDS	(working copy)
@@ -226,6 +226,9 @@
 stop
 	stop playing
 
+supportedformats
+	output a list of formats that MPD supports
+
 swap <int song1> <int song2>
 	swap positions of _song1_ and _song2_
 	increments playlist version by 1
Index: src/command.c
===================================================================
--- src/command.c	(revision 4123)
+++ src/command.c	(working copy)
@@ -32,6 +32,7 @@
 #include "buffer2array.h"
 #include "log.h"
 #include "dbUtils.h"
+#include "inputPlugin.h"
 
 #include <stdlib.h>
 #include <string.h>
@@ -69,6 +70,7 @@
 #define COMMAND_REPEAT         	"repeat"
 #define COMMAND_RANDOM         	"random"
 #define COMMAND_STATS          	"stats"
+#define COMMAND_SUPPORTEDFORMATS	"supportedformats"
 #define COMMAND_CLEAR_ERROR    	"clearerror"
 #define COMMAND_LIST           	"list"
 #define COMMAND_MOVE           	"move"
@@ -630,6 +632,12 @@
         return printStats(fp);
 }
 
+int handleSupportedFormats(FILE * fp, unsigned int * permission, 
+		int argArrayLength, char ** argArray)
+{
+        printAllInputPluginSuffixes(fp);
+		return 0;
+}
 int handleClearError(FILE * fp, unsigned int * permission, int argArrayLength, 
 		char ** argArray) 
 {
@@ -971,6 +979,7 @@
         addCommand(COMMAND_REPEAT      ,PERMISSION_CONTROL, 1, 1,handleRepeat,NULL);
         addCommand(COMMAND_RANDOM      ,PERMISSION_CONTROL, 1, 1,handleRandom,NULL);
         addCommand(COMMAND_STATS       ,PERMISSION_READ,    0, 0,handleStats,NULL);
+		addCommand(COMMAND_SUPPORTEDFORMATS	,PERMISSION_READ,	0, 0,handleSupportedFormats,NULL);
         addCommand(COMMAND_CLEAR_ERROR ,PERMISSION_CONTROL, 0, 0,handleClearError,NULL);
         addCommand(COMMAND_LIST        ,PERMISSION_READ,    1,-1,handleList,NULL);
         addCommand(COMMAND_MOVE        ,PERMISSION_CONTROL, 2, 2,handleMove,NULL);