diff -r 000000000000 -r 40261b775718 mm_plat/devsound_adaptation_api/inc/MmfDevSoundAdaptation.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mm_plat/devsound_adaptation_api/inc/MmfDevSoundAdaptation.h Tue Feb 02 01:56:55 2010 +0200 @@ -0,0 +1,769 @@ +/* +* Copyright (c) 2006 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: This is a WINS Reference Implementation that runs on emulator +* providing basic Playback/Record Functionality. (No Audio Effects, No + Mixing of Multiple Streams, basic audio policy that allows only one + CMMFDevSoundAdaptation Instance actively accessing sound device driver) +* For HW this should be replaced by each HW Specific Adaptation +* implementation. +* +*/ + + +#ifndef MMFDEVSOUNDADAPTATION_H +#define MMFDEVSOUNDADAPTATION_H + +// INCLUDES +#include + +// CLASS DECLARATION + +/** +An interface to a set of DevSound adaptation observer callback functions. + +This serves as the method of communication between the client and the +DevSound. + +The class is a mixin and is intended to be inherited by the client class +that is interested in observing the DevSound operation. The functions +encapsulated by this class are called when specific events occur in the +process of initializing and playing/recording an audio sample or playing +tones. +*/ +class MDevSoundAdaptationObserver + { +public: + /** + Handles initialization completion event. + + A derived class must provide an implementation to handle the initialization + request. + + CMMFDevSound object calls this function when its InitializeL() function + completes. + + @param aError + Error code. KErrNone if successful. Other values are possible + indicating a problem initializing CMMFDevSound object. + */ + virtual void InitializeComplete(TInt aError)=0; + + /** + Handles tone play completion event. + + A derived class must provide an implementation to handle the tone play + completion request. + + CMMFDevSound object calls this function when an attempt to play tone has + completed, successfully or otherwise. + + The following are the play tone functions; PlayToneL(), PlayDMTFStringL(), + PlayToneSequenceL(), and PlayFixedSequenceL(). + + @param aError + Error code. The status of tone playback. KErrUnderflow playing of + the tone is complete. KErrAccessDenied the sound device is in use by + another higher priority client. KErrCancel playing of the audio + sample is stopped by DevSound client another higher priority client. + */ + virtual void ToneFinished(TInt aError)=0; + + /** + Handles CMMFDevSound object's data request event. + + A derived class must provide an implementation to supply CMMFDevSound + object the data that it needs to play. + + CMMFDevSound object calls this function when and where it needs data for + playing. The observer should notify CMMFDevSound object as + quickly as possible after the data is read into buffer, aBuffer by calling + PlayData(), otherwise the implementation might callback function PlayError() + on derived class object with error code KErrUnderflow. + This does not apply to the very first call to PlayData(), however. + It is possible for a user of DevSound to hold the first buffer sent in + BufferToBeFilled() until ready to play. + The use case for this is if a low latency audio response + is required, as at this point all the resources used to play audio are open. + If used in this way then it is important to be aware that when when the + resources for audio are ready at the BufferToBeFilled() callback, a Devsound + on a real device will be running at increased power consumption as the audio + hw and any required DSPs will be powered up etc. + + @param aBuffer + Buffer into which data should be read. The amount of data that is + needed is specified in CMMFBuffer::RequestSize(). + */ + virtual void BufferToBeFilled(CMMFBuffer* aBuffer)=0; + + /** + Handles play completion or cancel event. + + A derived class must provide an implementation to handle the play + completion or cancel request. + + CMMFDevSound object calls this function when an attempt to play audio sample + has completed, successfully or otherwise. + + @param aError + Error code. The status of playback. KErrUnderflow playing of the + audio sample is complete. KErrAccessDenied the sound device is in + use by another higher priority client. + */ + virtual void PlayError(TInt aError)=0; + + /** + Handles CMMFDevSound object's data request event. + + A derived class must provide an implementation to process the data + supplied by CMMFDevSound object while recording. + + CMMFDevSound object calls this function when the buffer, aBuffer gets filled + while recording. The observer should notify CMMFDevSound + object as quickly as possible after data in the buffer is processed by + calling RecordData(), otherwise the implementation might callback + the function RecordError() on derived class object with error code KErrOverflow. + + @param aBuffer + Buffer containing processed (recorded) data. The amount + of data that is available is specified in CMMFBuffer::RequestSize(). + */ + virtual void BufferToBeEmptied(CMMFBuffer* aBuffer)=0; + + /** + Handles record completion or cancel event. + + A derived class must provide an implementation to handle the record + completion or cancel request. + + CMMFDevSound object calls this function when an attempt to record audio sample + has completed, successfully or otherwise. + + @param aError + Error code. The status of recording. KErrOverflow audio devices + runs out of internal buffer. KErrAccessDenied the sound device is + in use by another higher priority client. + */ + virtual void RecordError(TInt aError)=0; + + /** + Handles device event. + + A derived class must provide an implementtion to handle the messages from + audio hardware device. + + CMMFDevSound object calls this function when a message is received from the + audio hardware device. + + @param aMessageType + Defines the type of message. Used to determine how to + interpret the contents of aMsg. + @param aMsg + Message that is packed in the Descriptor format. + */ + virtual void DeviceMessage(TUid aMessageType, const TDesC8& aMsg)=0; + + }; + + +/** +* A class representing client application information. +* +* @lib MmfDevSoundAdaptation.lib +* @since S60 3.0 +*/ +class TMMFClientConfig + { + public: + TVendorId iVendorId; //<<< Application Vendor Id + TSecureId iSecureId; //<<< Application Secure Id + TProcessId iProcessId; //<<< Application Process Id + RArray iCapabilities; //<<< Application capabilities array + }; + +// CLASS DECLARATION + +/** +* This class implements DevSound behavior in a hardware independent way. +* +* @lib MmfDevSoundAdaptation.lib +* @since S60 3.0 +*/ +class CMMFDevSoundAdaptation : public CBase + { + + public: // Constructors and destructor + + /** + * Constructs, and returns a pointer to, a new CMMFDevSoundAdaptation + * object. + * Leaves on failure.. + * @param RServer2& aPolicyServerHandle A handle to policy server. + * @return CMMFDevSoundAdaptation* A pointer to newly created object. + */ + IMPORT_C static CMMFDevSoundAdaptation* NewL(RServer2& aPolicyServerHandle); + + /** + * Destructor. + */ + IMPORT_C virtual ~CMMFDevSoundAdaptation(); + + public: // New functions + + /** + * Initializes to raw audio data PCM16 and Sampling Rate of 8 KHz. + * On completion of Initialization, calls InitializeComplete() on + * aDevSoundObserver. + * Leaves on failure. + * @since S60 3.0 + * @param MDevSoundAdaptationObserver& aDevSoundObserver A reference to DevSound + * Observer instance. + * @param TMMFState aMode Mode for which this object will be used. + * @return void + */ + IMPORT_C void InitializeL(MDevSoundAdaptationObserver& aDevSoundObserver, + TMMFState aMode); + + /** + * Initializes DevSound object for the mode aMode for processing audio + * data with hardware device aHWDev. + * On completion of Initialization, calls InitializeComplete() on + * aDevSoundObserver. + * Leaves on failure. + * @since S60 3.0 + * @param MDevSoundAdaptationObserver& aDevSoundObserver A reference to DevSound + * Observer instance. + * @param TUid aHWDev The CMMFHwDevice implementation identifier. + * @param TMMFState aMode The mode for which this object will be used + * @return void + */ + IMPORT_C void InitializeL(MDevSoundAdaptationObserver& aDevSoundObserver, + TUid aHWDev, + TMMFState aMode); + + /** + * Initializes DevSound object for the mode aMode for processing audio + * data with hardware device supporting FourCC aDesiredFourCC. + * Leaves on failure. + * @since S60 3.0 + * @param MDevSoundAdaptationObserver& aDevSoundObserver A reference to DevSound + * Observer instance. + * @param TFourCC aDesiredFourCC The CMMFHwDevice implementation FourCC + * code. + * @param TMMFState aMode The mode for which this object will be used + * @return KErrNone if successfull, else corresponding error code + * @return void + */ + IMPORT_C void InitializeL(MDevSoundAdaptationObserver& aDevSoundObserver, + TFourCC aDesiredFourCC, + TMMFState aMode); + + /** + * Returns the supported Audio settings ie. encoding, sample rates, + * mono/stereo operation, buffer size etc.. + * @since S60 3.0 + * @return TMMFCapabilities The device settings. + */ + IMPORT_C TMMFCapabilities Capabilities(); + + /** + * Returns the current device configuration. + * @since S60 3.0 + * @return TMMFCapabilities The device settings. + */ + IMPORT_C TMMFCapabilities Config() const; + + /** + * Configure CMMFDevSound object with the settings in aConfig. Use this + * to set sampling rate, encoding and mono/stereo. + * Leaves on failure. + * @since S60 3.0 + * @param const TMMFCapabilities& aConfig The attribute values to which + * CMMFDevSound object will be configured to. + * @return void + */ + IMPORT_C void SetConfigL(const TMMFCapabilities& aCaps); + + /** + * Returns an integer representing the maximum volume device supports. + * This is the maximum value which can be passed to + * CMMFDevSound::SetVolume. + * @since S60 3.0 + * @return TInt The maximum volume. This value is platform dependent but + * is always greater than or equal to one. + */ + IMPORT_C TInt MaxVolume(); + + /** + * Returns an integer representing the current volume. + * @since S60 3.0 + * @return TInt The current volume level. + */ + IMPORT_C TInt Volume(); + + /** + * Changes the current playback volume to a specified value. The volume + * can be changed before or during playback and is effective immediately. + * @since S60 3.0 + * @param TInt aVolume The volume setting. This can be any value from 0 + * to the value returned by a call to + * CMMFDevSound::MaxVolume(). If the volume is not + * within this range, the volume is automatically set + * to minimum or maximum value based on the value + * that is being passed. Setting a zero value mutes + * the sound. Setting the maximum value results in + * the loudest possible sound. + * @return void + */ + IMPORT_C void SetVolume(TInt aVolume); + + /** + * Returns an integer representing the maximum gain the device supports. + * This is the maximum value which can be passed to CMMFDevSound::SetGain + * @since S60 3.0 + * @return TInt The maximum gain. This value is platform dependent but is + * always greater than or equal to one. + */ + IMPORT_C TInt MaxGain(); + + /** + * Returns an integer representing the current gain. + * @since S60 3.0 + * @return TInt The current gain level. + */ + IMPORT_C TInt Gain(); + + /** + * Changes the current recording gain to a specified value. The gain can + * be changed before or during recording and is effective immediately. + * @since S60 3.0 + * @param TInt aGain The gain setting. This can be any value from zero to + * the value returned by a call to + * CMMFDevSound::MaxGain(). If the volume + * is not within this range, the gain is automatically + * set to minimum or maximum value based on the value + * that is being passed. Setting a zero value mutes the + * sound. Setting the maximum value results in the + * loudest possible sound. + * @return void + */ + IMPORT_C void SetGain(TInt aGain); + + /** + * Returns the speaker balance set for playing. + * Leaves on failure. + * @since S60 3.0 + * @param TInt &aLeftPercentage On return contains the left speaker + * volume percentage. + * @param TInt &aRightPercentage On return contains the right speaker + * volume percentage. + * @return void + */ + IMPORT_C void GetPlayBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage); + + /** + * Sets the speaker balance for playing. The speaker balance can be + * changed before or during playback and is effective immediately. + * Leaves on failure. + * @since S60 3.0 + * @param TInt aLeftPercentage The left speaker volume percentage. This + * can be any value from zero to 100. Setting + * a zero value mutes the sound on left + * speaker. + * @param TInt aRightPercentage The right speaker volume percentage. + * This can be any value from zero to 100. + * Setting a zero value mutes the sound on + * right speaker. + * @return void + */ + IMPORT_C void SetPlayBalanceL(TInt aLeftPercentage, TInt aRightPercentage); + + /** + * Returns the microphone gain balance set for recording. + * Leaves on failure. + * @since S60 3.0 + * @param TInt &aLeftPercentage On return contains the left microphone + * gain percentage. + * @param TInt &aRightPercentage On return contains the right microphone + * gain percentage. + * @return void + */ + IMPORT_C void GetRecordBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage); + + /** + * Sets the microphone balance for recording. The microphone balance can + * be changed before or during recording and is effective immediately. + * Leaves on failure. + * @since S60 3.0 + * @param TInt aLeftPercentage The left microphone gain percentage. This + * can be any value from zero to 100. Setting + * a zero value mutes the sound from left + * microphone. + * @param TInt aRightPercentage The right microphone gain percentage. + * This can be any value from zero to 100. + * Setting a zero value mutes the sound from + * right microphone. + * @return void + */ + IMPORT_C void SetRecordBalanceL(TInt aLeftPercentage, TInt aRightPercentage); + + /** + * Initializes the audio device and starts the play process. This + * function queries and acquires the audio policy before initializing + * audio device. If there was an error during policy initialization, + * PlayError() function will be called on the observer with error code + * KErrAccessDenied, otherwise BufferToBeFilled() function will be called + * with a buffer reference. After reading data into the buffer reference + * passed, the client should call PlayData() to play data. + * The amount of data that can be played is specified in + * CMMFBuffer::RequestSize(). Any data that is read into buffer beyond + * this size will be ignored. + * Leaves on failure. + * @since S60 3.0 + * @return void + */ + IMPORT_C void PlayInitL(); + + /** + * Initializes the audio device and starts the record process. This + * function queries and acquires the audio policy before initializing + * audio device. If there was an error during policy initialization, + * RecordError() function will be called on the observer with error code + * KErrAccessDenied, otherwise BufferToBeEmptied() function will be called + * with a buffer reference. This buffer contains recorded or encoded + * data. After processing data in the buffer reference passed, the client + * should call RecordData() to continue recording process. + * The amount of data that is available is specified in + * CMMFBuffer::RequestSize(). + * Leaves on failure. + * @since S60 3.0 + * @return void + */ + IMPORT_C void RecordInitL(); + + /** + * Plays data in the buffer at the current volume. + * The client should fill the buffer with audio data before calling this + * function. The observer gets a reference to the buffer along with the + * callback function BufferToBeFilled(). When playing of the audio sample + * is complete, successfully or otherwise, the function PlayError() on + * the observer is called. + * The last buffer of the audio stream being played should have the last + * buffer flag set using CMMFBuffer::SetLastBuffer(TBool). If a + * subsequent attempt to play the clip is made, this flag will need + * resetting by the client. + * @return void + */ + IMPORT_C void PlayData(); + + /** + * Contine the process of recording. + * Once the buffer is filled with recorded data, the Observer gets a + * reference to the buffer along with the callback function + * BufferToBeEmptied(). After processing the buffer (copying over to a + * different buffer or writing to file) the client should call this + * function to continue the recording process. + * @return void + */ + IMPORT_C void RecordData(); + + /** + * Stops the ongoing operation (Play, Record, TonePlay). + * @since S60 3.0 + * @return void + */ + IMPORT_C void Stop(); + + /** + * Temporarily Stops the ongoing operation (Play, Record, TonePlay). + * @since S60 3.0 + * @return void + */ + IMPORT_C void Pause(); + + /** + * Returns the Sample recorded so far + * @since S60 3.0 + * @return TInt Returns the samples recorded. + */ + IMPORT_C TInt SamplesRecorded(); + + /** + * Returns the Sample played so far + * @since S60 3.0 + * @return TInt Returns the samples played. + */ + IMPORT_C TInt SamplesPlayed(); + + /** + * Initializes the audio device and starts playing a tone. The tone is + * played with the frequency and duration specified. + * Leaves on failure. + * @since S60 3.0 + * @param TInt aFrequency The frequency at which the tone will be played. + * @param const TTimeIntervalMicroSeconds &aDuration The period over + * which the tone will be played. A zero value causes the no tone + * to be played. + * @return void + */ + IMPORT_C void PlayToneL(TInt aFrequency, const TTimeIntervalMicroSeconds& aDuration); + + /** + * Initializes audio device and starts playing a dual tone. Dual Tone is + * played with the specified frequencies and for the specified duration. + * Leaves on failure. + * @since S60 3.0 + * @param TInt aFrequencyOne The first frequency of dual tone. + * @param TInt aFrequencyTwo The second frequency of dual tone. + * @param const TTimeIntervalMicroSeconds &aDuration The period over + * which the tone will be played. A zero value causes the no tone + * to be played. + * @return void + */ + IMPORT_C void PlayDualToneL(TInt aFrequencyOne, + TInt aFrequencyTwo, + const TTimeIntervalMicroSeconds& aDuration); + + /** + * Initializes the audio device and starts playing the DTMF string + * aDTMFString. + * Leaves on failure. + * @since S60 3.0 + * @param const TDesC &aDTMFString The DTMF sequence in a descriptor. + * @return void + */ + IMPORT_C void PlayDTMFStringL(const TDesC& aDTMFString); + + /** + * Initializes the audio device and starts playing a tone sequence. + * Leaves on failure. + * @since S60 3.0 + * @param const TDesC8 &aData The tone sequence in a descriptor. + * @return void + */ + IMPORT_C void PlayToneSequenceL(const TDesC8& aData); + + /** + * Initializes the audio device and starts playing the specified + * pre-defined tone sequence. + * Leaves on failure. + * @since S60 3.0 + * @param TInt aSequenceNumber The index identifying the specific + * pre-defined tone sequence. Index values are relative to zero. + * This can be any value from zero to the value returned by a call + * to FixedSequenceCount() - 1. The function raises a panic if the + * sequence number is not within this range. + * @return void + */ + IMPORT_C void PlayFixedSequenceL(TInt aSequenceNumber); + + /** + * Defines the number of times the audio is to be repeated during the + * tone playback operation. A period of silence can follow each playing + * of a tone. The tone playing can be repeated indefinitely + * @since S60 3.0 + * @param TInt aRepeatCount The number of times the tone, together with + * the trailing silence, is to be repeated. If this is set to + * KMdaRepeatForever, then the tone, together with the trailing + * silence, is repeated indefinitely or until Stop() is called. + * If this is set to zero, then the tone is not repeated. + * @param const TTimeIntervalMicroSeconds &aRepeatTrailingSilence An + * interval of silence which will be played after each tone. + * Supported only during tone playing. + * @return void + */ + IMPORT_C void SetToneRepeats(TInt aRepeatCount, + const TTimeIntervalMicroSeconds& aRepeatTrailingSilence); + + /** + * Defines the duration of tone on, tone off and tone pause to be used + * during the DTMF tone playback operation. + * Supported only during tone playing. + * @since S60 3.0 + * @param TTimeIntervalMicroSeconds32 &aToneOnLength The period over + * which the tone will be played. If this is set to zero, then the + * tone is not played. + * @param TTimeIntervalMicroSeconds32 &aToneOffLength The period over + * which the no tone will be played. + * @param TTimeIntervalMicroSeconds32 &aPauseLength The period over which + * the tone playing will be paused. + * @return void + */ + IMPORT_C void SetDTMFLengths(TTimeIntervalMicroSeconds32& aToneOnLength, + TTimeIntervalMicroSeconds32& aToneOffLength, + TTimeIntervalMicroSeconds32& aPauseLength); + + /** + * Defines the period over which the volume level is to rise smoothly + * from nothing to the normal volume level. + * The function is only available before playing. + * @since S60 3.0 + * @param const TTimeIntervalMicroSeconds &aRampDuration The period over + * which the volume is to rise. A zero value causes the tone + * sample to be played at the normal level for the full duration + * of the playback. A value, which is longer than the duration of + * the tone sample means that the sample never reaches its normal + * volume level. + * @return void + */ + IMPORT_C void SetVolumeRamp(const TTimeIntervalMicroSeconds& aRampDuration); + + /** + * Defines the priority settings that should be used for this instance. + * @since S60 3.0 + * @param const TMMFPrioritySettings &aPrioritySettings A class type + * representing the client's priority, priority preference and + * state + * @return void + */ + IMPORT_C void SetPrioritySettings( + const TMMFPrioritySettings& aPrioritySettings); + + /** + * Retrieves a custom interface to the device. + * @since S60 3.0 + * @param TUid aInterfaceId The interface UID, defined with the custom + * interface. + * @return TAny* A pointer to the interface implementation, or NULL if + * the device does not implement the interface requested. The + * return value must be cast to the correct type by the user. + */ + IMPORT_C TAny* CustomInterface(TUid aInterfaceId); + + /** + * Returns the number of available pre-defined tone sequences. + * This is the number of fixed sequence supported by DevSound by default. + * @since S60 3.0 + * @return TInt The fixed sequence count. This value is implementation + * dependent. + */ + IMPORT_C TInt FixedSequenceCount(); + + /** + * Returns the name assigned to a specific pre-defined tone sequence. + * This is the number of the fixed sequence supported by DevSound by + * default. + * The function raises a panic if sequence number specified is invalid. + * @since S60 3.0 + * @param TInt aSequenceNumber The index identifying the specific + * pre-defined tone sequence. Index values are relative to zero. + * This can be any value from zero to the value returned by a call + * to CMdaAudioPlayerUtility::FixedSequenceCount() - 1. The + * function raises a panic if sequence number is not within this + * range. + * @return const TDesC & A reference to a Descriptor containing the fixed + * sequence name indexed by aSequenceNumber. + */ + IMPORT_C const TDesC& FixedSequenceName(TInt aSequenceNumber); + + /** + * Returns a list of the supported input datatypes that can be sent to + * DevSound for playing audio. The datatypes returned are those that the + * DevSound supports given the priority settings passed in + * aPrioritySettings. Note that if no supported data types are found this + * does not constitute failure, the function will return normally with no + * entries in aSupportedDataTypes. + * @since S60 3.0 + * @param RArray< TFourCC > &aSupportedDataTypes The array of supported + * data types that will be filled in by this function. The + * supported data types of the DevSound are in the form of an + * array of TFourCC codes. Any existing entries in the array will + * be overwritten on calling this function. If no supported data + * types are found given the priority settings, then the + * aSupportedDatatypes array will have zero entries. + * @param const TMMFPrioritySettings &aPrioritySettings The priority + * settings used to determine the supported datatypes. Note this + * does not set the priority settings. For input datatypes the + * iState member of the priority settings would be expected to be + * either EMMFStatePlaying or EMMFStatePlayingRecording. The + * priority settings may effect the supported datatypes depending + * on the audio routing. + * @return void + */ + IMPORT_C void GetSupportedInputDataTypesL( + RArray& aSupportedDataTypesconst, + const TMMFPrioritySettings& aPrioritySettings) const; + + /** + * Returns a list of the supported output dataypes that can be received + * from DevSound for recording audio. The datatypes returned are those + * that the DevSound supports given the priority settings passed in + * aPrioritySettings. Note that if no supported data types are found this + * does not constitute failure, the function will return normally with no + * entries in aSupportedDataTypes. + * @since S60 3.0 + * @param RArray< TFourCC > &aSupportedDataTypes The array of supported + * data types that will be filled in by this function. The + * supported datatypes of the DevSound are in the form of an array + * of TFourCC codes. Any existing entries in the array will be + * overwritten on calling this function. If no supported datatypes + * are found given the priority settings, then the + * aSupportedDatatypes array will have zero entries. + * @param const TMMFPrioritySettings &aPrioritySettings The priority + * settings used to determine the supported data types. Note this + * does not set the priority settings. For output data types the + * iState member of the priority settings would expected to be + * either EMMFStateRecording or EMMFStatePlayingRecording. The + * priority settings may effect the supported datatypes depending + * on the audio routing. + * @return void + */ + IMPORT_C void GetSupportedOutputDataTypesL( + RArray& aSupportedDataTypes, + const TMMFPrioritySettings& aPrioritySettings) const; + + /** + * Sets client configuration + * @since S60 3.0 + * @param TMMFClientConfig& aClientConfig A reference to client + * configuration object. + * @return void + */ + IMPORT_C void SetClientConfig(const TMMFClientConfig& aClientConfig); + + /** + * Returns client configuration + * @since S60 3.0 + * @return void + */ + IMPORT_C const TMMFClientConfig& ClientConfig() const; + + /* + * Empties the buffers below DevSound without deleting the codec + * @since S60 3.1 + * @return TInt + * + IMPORT_C TInt EmptyBuffers();*/ + + + protected: + + // So that nobody can extend + CMMFDevSoundAdaptation(); + + // Second phase constructor + void ConstructL(RServer2& aPolicyServerHandle); + + protected: // Data + // Actual implementation class. + class CBody; + + //DevSoundAdaptation body implementation + CBody* iBody; + + + }; + +#endif // MMFDEVSOUNDADAPTATION + +// End of File