author | hgs |
Fri, 09 Jul 2010 13:15:39 +0300 | |
changeset 33 | b8a7e07b2677 |
parent 0 | 307788aac0a8 |
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/* |
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* Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* Name : SdpRtpmapValue.h |
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* Part of : SDP Codec |
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* Interface : SDK API, SDP Codec API |
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* Version : 1.0 |
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* |
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*/ |
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#ifndef TSDPRTPMAPVALUE_H |
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#define TSDPRTPMAPVALUE_H |
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// INCLUDES |
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#include <e32std.h> |
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#include <stringpool.h> |
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// FORWARD DECLARATIONS |
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class RWriteStream; |
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// CLASS DECLARATION |
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/** |
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* @publishedAll |
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* @released |
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* |
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* Utility class for manipulating the value of an rtpmap-attribute. |
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* |
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* The normative reference for correct formatting and values is |
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* draft-ietf-mmusic-sdp-new-14 unless specified otherwise in |
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* member documentation. The implementation supports this normative |
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* reference, but does not enforce it fully. |
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* |
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* @lib sdpcodec.lib |
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*/ |
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class TSdpRtpmapValue |
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{ |
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public: // Constructors and destructor |
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|
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/** |
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* Initializes the instance to refer to the given rtpmap components. |
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* The parameters must stay in scope as long as this instance exists. |
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* Otherwise, the member variables of this class will point to |
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* a released memory. |
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* |
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* @param aEncodingName Valid rtpmap encoding name value. |
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* @param aClockrate Valid rtpmap clockrate value. |
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* @param aEncodingParameters Valid rtpmap encoding |
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* parameter list. |
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*/ |
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IMPORT_C TSdpRtpmapValue( |
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const TPtrC8& aEncodingName, |
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const TPtrC8& aClockrate, |
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const TPtrC8& aEncodingParameters ); |
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public: // New functions |
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/** |
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* Tries to parse a string as an rtpmap attribute value up to the end |
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* of the string or CRLF, whichever comes first, and set pointers to |
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* the components found. The parameter must stay in scope as long as |
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* this instance exists. Otherwise, the member variables of this class |
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* will point to a released memory. |
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* |
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* @param aText String containing the value of an rtpmap attribute. |
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* @return a new instance |
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* @leave KErrArgument if parsing fails. |
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*/ |
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IMPORT_C static TSdpRtpmapValue DecodeL( const TDesC8& aText ); |
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/** |
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* Outputs the attribute value formatted according to SDP syntax. |
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* The field terminating CRLF is not included in the output. |
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* When constructing CSdpFmtAttributeField, return value of this |
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* function can be used as aValue in CSdpFmtAttributeField::NewL |
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* (RStringF aAttribute, const TDesC8& aFormat, const TDesC8& aValue) |
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* function. |
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* |
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* @return Encoded value. Ovnership of buffer is changed to caller. |
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*/ |
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IMPORT_C HBufC8* EncodeL() const; |
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public: // Data |
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/** |
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* Encoding name part of an rtpmap value |
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* @internalComponent |
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*/ |
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TPtrC8 iEncName; |
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/** |
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* Clockrate part of an rtpmap value. |
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* @internalComponent |
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*/ |
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TPtrC8 iClockrate; |
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|
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/** |
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* Encoding parameters part of an rtpmap value. |
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* @internalComponent |
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*/ |
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TPtrC8 iEncParams; |
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}; |
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|
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#endif // TSDPRTPMAPVALUE_H |