--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ipappsrv_plat/multimedia_comms_api/inc/mceg711codec.h Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,187 @@
+/*
+* Copyright (c) 2005 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:
+*
+*/
+
+
+
+
+#ifndef CMCEG711CODEC_H
+#define CMCEG711CODEC_H
+
+// INCLUDES
+#include <mceaudiocodec.h>
+#include <mcedefs.h>
+
+// CONSTANTS
+
+// G.711 Codec bitrate
+const TUint KMceG711Bitrate64 = 64000;
+
+const TUint KMceAllowedG711Bitrate64K = 0x0001;
+const TUint KMceAllowedG711BitrateAllowAll = 0x00FF;
+
+
+// G.711 Codec static payload type
+const TUint KMcePCMUPayloadType = 0;
+const TUint KMcePCMAPayloadType = 8; // Default
+
+// G.711 Default code mode is KMceG711PCMA
+
+// G.711 Codec modes
+enum TG711CodecMode
+ {
+ KMceG711PCMU = 2,
+ KMceG711PCMA
+ };
+
+// G.711 PTime and MaxPTime
+const TUint KMceG711DefaultPtime = 20;
+const TUint KMceG711DefaultMaxPtime = 200;
+
+const TUint KMceG711SamplingFreq = 8000;
+
+
+// CLASS DECLARATION
+
+/**
+* Class for the G711 codec information.
+*
+* It checks the validity of inserted values for G711.
+*
+* @lib mceclient.lib
+*/
+class CMceG711Codec : public CMceAudioCodec
+ {
+ public: // Constructors and destructor
+
+ /**
+ * Destructor.
+ */
+ IMPORT_C ~CMceG711Codec();
+
+ public: // From base class
+
+ /**
+ * Enable / Disable Voice Activity Detection.
+ * @param aEnableVAD, Boolean indicating whether to enable Voice Activity Detection
+ * @return KErrNotSupported if codec doesn't support VAD; otherwise KErrNone.
+ */
+ IMPORT_C TInt EnableVAD(TBool aEnableVAD);
+
+ /**
+ * Sets bitrate used with codec for encoding.
+ * @param aBitrate, bitrate value for encoding
+ * @return KErrNotSupported if codec doesn't support bitrate value issued; otherwise KErrNone.
+ */
+ IMPORT_C TInt SetBitrate(TUint aBitrate);
+
+ /**
+ * Sets bitrates allowed with codec.
+ * @param aBitrates, allowed bitrate values
+ * @return KErrNotSupported if codec doesn't support bitrate value issued; otherwise KErrNone.
+ */
+ IMPORT_C TInt SetAllowedBitrates(TUint aBitrates);
+
+ /**
+ * Sets the sampling frequency.
+ * @param aSamplingFreq, Sampling frequency to be used
+ * @return KErrNotSupported if codec doesn't support sampling frequency issued; otherwise KErrNone.
+ */
+ IMPORT_C TInt SetSamplingFreq(TUint aSamplingFreq);
+
+ /**
+ * Sets the packetization rate.
+ * @param aPTime, Packetization rate, must be multiple of audio frame size.
+ * @return KErrNotSupported if codec doesn't support packetrate value issued; otherwise KErrNone.
+ */
+ IMPORT_C TInt SetPTime(TUint aPTime);
+
+ /**
+ * Sets the maximum packetization rate.
+ * @param aMaxPTime, maximum allowed packetization rate, must be multiple of audio frame size.
+ * @return KErrNotSupported if codec doesn't support packetrate value issued; otherwise KErrNone.
+ */
+ IMPORT_C TInt SetMaxPTime(TUint aMaxPTime);
+
+ /**
+ * Sets the payload type identifier.
+ * @param aPayloadType payload type identifier.
+ * @return One of the standard system-wide error codes.
+ */
+ IMPORT_C TInt SetPayloadType(TUint8 aPayloadType);
+
+ /**
+ * Sets the codec mode.
+ * @param aCodecMode Codec mode (PCMU / PCMA )
+ * @return KErrNotSupported if codec doesnt' support codec mode value issued; otherwise KErrNone.
+ */
+ IMPORT_C TInt SetCodecMode(TUint aCodecMode);
+
+ /**
+ * Enable / Disable Comfort noise codec existence.
+ * @param aComfortNoise Boolean indicating whether to enable CN codec existence
+ * @return KErrNotSupported if codec doesnt' support codec mode value issued; otherwise KErrNone.
+ */
+ //IMPORT_C TInt EnableCN(const TBool aComfortNoise);
+
+ /**
+ * Clones codec, ownership is transferred.
+ * @return cloned codec
+ */
+ IMPORT_C CMceAudioCodec* CloneL() const;
+
+ public:
+
+ /**
+ * Two-phased constructor.
+ * @param aSdpName sdp name
+ */
+ static CMceG711Codec* NewL( TBuf8<KMceMaxSdpNameLength> aSdpName);
+
+ /**
+ * Two-phased constructor.
+ * @param aSdpName sdp name
+ */
+ static CMceG711Codec* NewLC(TBuf8<KMceMaxSdpNameLength> aSdpName);
+
+
+ private:
+
+ /**
+ * C++ default constructor.
+ */
+ CMceG711Codec();
+
+ /**
+ * By default Symbian 2nd phase constructor is private.
+ */
+ void ConstructL( TBuf8<KMceMaxSdpNameLength> aSdpName);
+
+ /**
+ * Sets the sdp name.
+ * @param aSdpName the sdp name
+ */
+ void SetSdpNameL( const TDesC8& aSdpName );
+
+ //for testing
+
+ MCE_UNIT_TEST_DEFS
+ };
+
+
+#endif
+
+// End of File