contentmgmt/referencedrmagent/RefTestAgent/localsdp/api/sdprtpmapvalue.h
changeset 72 de46a57f75fb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contentmgmt/referencedrmagent/RefTestAgent/localsdp/api/sdprtpmapvalue.h	Thu Jun 24 15:39:07 2010 +0530
@@ -0,0 +1,117 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+* Name          : SdpRtpmapValue.h
+* Part of       : Local SDP Codec
+* Interface     : SDK API, Local SDP Codec API
+* Version       : 1.0
+*
+*/
+
+
+
+#ifndef TSDPRTPMAPVALUE_H
+#define TSDPRTPMAPVALUE_H
+
+// INCLUDES
+#include <e32std.h>
+#include <stringpool.h>
+#include "_sdpdefs.h"
+
+// FORWARD DECLARATIONS
+class RWriteStream;
+
+// CLASS DECLARATION
+/**
+ *  @publishedAll
+ *  @released
+ *
+ *	Utility class for manipulating the value of an rtpmap-attribute.
+ *
+ *	The normative reference for correct formatting and values is
+ *	draft-ietf-mmusic-sdp-new-14 unless specified otherwise in
+ *  member documentation. The implementation supports this normative
+ *  reference, but does not enforce it fully. 
+ *
+ *  @lib localsdpcodec.lib
+ */
+class TSdpRtpmapValue
+	{
+    public: // Constructors and destructor
+
+		/**
+		 *	Initializes the instance to refer to the given rtpmap components.
+		 *	The parameters must stay in scope as long as this instance exists.
+		 *	Otherwise, the member variables of this class will point to
+		 *	a released memory.
+		 *  
+		 *	@param aEncodingName Valid rtpmap encoding name value.	
+		 *	@param aClockrate Valid rtpmap clockrate value.	
+		 *	@param aEncodingParameters Valid rtpmap encoding 
+         *         parameter list.	
+		 */
+		IMPORT_C TSdpRtpmapValue( 
+						const TPtrC8& aEncodingName,
+						const TPtrC8& aClockrate,
+						const TPtrC8& aEncodingParameters );
+
+    public: // New functions
+
+		/**
+		 *	Tries to parse a string as an rtpmap attribute value up to the end 
+		 *	of the string or CRLF, whichever comes first, and set pointers to 
+		 *	the components found. The parameter must stay in scope as long as 
+         *  this instance exists. Otherwise, the member variables of this class 
+         *  will point to a released memory.
+		 *         
+		 *	@param aText String containing the value of an rtpmap attribute.
+         *  @return a new instance 
+		 *	@leave  KErrArgument if parsing fails.
+		 */
+		IMPORT_C static TSdpRtpmapValue DecodeL( const TDesC8& aText );
+
+		/**
+		 *	Outputs the attribute value formatted according to SDP syntax.
+		 *  The field terminating CRLF is not included in the output.
+         *  When constructing CSdpFmtAttributeField, return value of this 
+         *  function can be used as aValue in CSdpFmtAttributeField::NewL
+         *  (RStringF aAttribute, const TDesC8& aFormat, const TDesC8& aValue)
+         *  function.
+		 * 
+         *  @return Encoded value. Ovnership of buffer is changed to caller.
+		 */
+		IMPORT_C HBufC8* EncodeL() const;        
+
+    public: // Data
+
+		/** 
+		* Encoding name part of an rtpmap value 
+		* @internalComponent
+		*/
+		TPtrC8 iEncName;
+
+		/** 
+		* Clockrate part of an rtpmap value. 
+		* @internalComponent
+		*/
+		TPtrC8 iClockrate;
+
+		/** 
+		* Encoding parameters part of an rtpmap value. 
+		* @internalComponent
+		*/
+		TPtrC8 iEncParams;
+	};
+
+#endif // TSDPRTPMAPVALUE_H