--- HTTP.pm.dist	2009-10-18 11:43:03.000000000 +0100
+++ HTTP.pm	2009-10-18 11:45:20.000000000 +0100
@@ -543,6 +543,35 @@
 			$sendMetaData{$httpClient} = 1;
 		}
 
+		#Reciva based internet radios pretend to be linux real player,
+		#but metadata causes audio blips. In tests RealPlayer also only
+		#seems to do anything with initial metadata in HTTP headers,
+		#not in audio. So disable anything other than initial HTTP
+		#headers metadata to prevent audio corruption on Reciva
+		#radios.
+
+		#To try to mitigate any adverse affect on versions of
+		#RealPlayer which may support MetaData try to detect Reciva
+		#Internet Radios by the absence of an Accept-Encoding: gzip
+		#header which is present on both RealPlayer 10 for Linux
+		#and RealPlayer SP v12 on Win32, and also only trigger
+		#when headers indicate that this is a Linux client
+
+		if($sendMetaData{$httpClient} 
+		    && defined($request->header('User-Agent'))
+		    && $request->header('User-Agent') =~ m{^\s*RMA/1\.0}
+		    && defined($request->header('ClientID'))
+		    && $request->header('ClientID') =~ m{^\s*Linux}
+		    && (!defined($request->header('Accept-Encoding'))
+			|| $request->header('Accept-Encoding') !~ /gzip/i ))
+		{
+			#Empty string will resolve to false when used as a
+			#boolean, but can be distinguised from 0 using a
+			#string comparison. Use empty string to indicate that
+			#HTTP headers should be sent, but no in-stream metadata.
+			$sendMetaData{$httpClient} = '';
+		}
+
 		# parse out URI		
 		my $query = ($request->method() eq "POST") ? $request->content() : $uri->query();
 
@@ -1128,6 +1157,17 @@
 				$response->header("icy-metaint" => METADATAINTERVAL);
 				$response->header("icy-name"    => string('WELCOME_TO_SQUEEZEBOX_SERVER'));
 			}
+			#Use a string comparison operator to pick up on empty
+			#string value which is used to indicate that HTTP
+			#headers should be sent, but no in-band metadata
+			elsif($sendMetaData{$httpClient} eq '')
+			{
+				#Even though we won't be regularly sending
+				#metadata real player won't pick up the name
+				#without an interval, so set it to zero
+				$response->header("icy-metaint" => 0);
+				$response->header("icy-name"    => string('SQUEEZEBOX_SERVER'));
+			}
 			
 			main::INFOLOG && $log->is_info && $log->info("Disabling keep-alive for stream.mp3");
 			delete $keepAlives{$httpClient};