--- a/audiostubs/devsoundextensions_stubs/mmfdevsoundadaptation_stub/src/MmfDevSoundAdaptationBody.h Tue Sep 07 08:19:48 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,867 +0,0 @@
-/*
-* Copyright (c) 2006-2008 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: Audio Stubs - Declaration of CMMFDevSoundAdaptation::CBody.
-*
-*/
-
-
-
-#ifndef MMFDEVSOUNDADAPTATIONBODY_H
-#define MMFDEVSOUNDADAPTATIONBODY_H
-
-// INCLUDES
-#include <e32base.h>
-#include <mmfhwdevice.h>
-#include <MmfDevSoundAdaptation.h>
-//#include <MdaSound.h>
-#include "ToneGenerator.h"
-#include "DevSoundUtility.h"
-
-
-// CONSTANTS
-const TInt KDevSoundDefaultFrameSize = 0x1000;
-const TInt KDevSoundMinFrameSize = 0x800; //2K
-const TInt KDevSoundMaxFrameSize = 0x4000; //16K
-const TInt KDevSoundDeltaFrameSize = 0x800; //2K
-const TInt KDevSoundFramesPerSecond = 4;
-
-// FORWARD DECLARATIONS
-class CMMFHwDeviceStub;
-class CTonePlayCompleteTimer;
-class CBytesPlayedCIImpl;
-
-class CG711DecoderIntfcCI;
-class CG711EncoderIntfcCI;
-class CG729DecoderIntfcCI;
-class CG729EncoderIntfcCI;
-class CIlbcDecoderIntfcCI;
-class CIlbcEncoderIntfcCI;
-class CSpeechEncoderConfigCI;
-class CErrorConcealmentIntfcCI;
-
-// CLASS DECLARATION
-
-/**
-* Class implementing CMMFDevSoundAdaptation behaviour.
-*
-* @lib MmfDevSoundAdaptation_Stub.lib
-* @since S60 3.0
-*/
-class CMMFDevSoundAdaptation::CBody : public CBase,
- public MMMFHwDeviceObserver
- {
- public: // Constructors and destructor
-
- /**
- * Constructs, and returns a pointer to, a new CBody object.
- * Leaves on failure..
- * @return CBody* A pointer to newly created object.
- */
- static CBody* NewL();
-
- /**
- * Destructor.
- */
- ~CBody();
-
- 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 the DevSound adaptation observer instance.
- * @param TMMFState aMode Mode for which this object will be used.
- * @return void
- */
- 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 the DevSound adaptation observer instance.
- * @param TUid aHWDev The CMMFHwDevice implementation identifier.
- * @param TMMFState aMode The mode for which this object will be used
- * @return void
- */
- 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 the DevSound adaptation 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
- */
- 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.
- */
- TMMFCapabilities Capabilities();
-
- /**
- * Returns the current device configuration.
- * @since S60 3.0
- * @return TMMFCapabilities The device settings.
- */
- 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
- */
- 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.
- */
- TInt MaxVolume();
-
- /**
- * Returns an integer representing the current volume.
- * @since S60 3.0
- * @return TInt The current volume level.
- */
- 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
- */
- 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.
- */
- TInt MaxGain();
-
- /**
- * Returns an integer representing the current gain.
- * @since S60 3.0
- * @return TInt The current gain level.
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- void RecordData();
-
- /**
- * Stops the ongoing operation (Play, Record, TonePlay, Convert).
- * @since S60 3.0
- * @return void
- */
- void Stop();
-
- /**
- * Temporarily Stops the ongoing operation (Play, Record, TonePlay,
- * Convert).
- * @since S60 3.0
- * @return void
- */
- void Pause();
-
- /**
- * Returns the Sample recorded so far
- * @since S60 3.0
- * @return TInt Returns the samples recorded.
- */
- TInt SamplesRecorded();
-
- /**
- * Returns the Sample played so far
- * @since S60 3.0
- * @return TInt Returns the samples played.
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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
- */
- 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.
- */
- 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.
- */
- 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.
- */
- 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.
- * Leaves on failure.
- * @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
- */
- void GetSupportedInputDataTypesL(
- RArray<TFourCC>& 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.
- * Leaves on failure.
- * @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
- */
- void GetSupportedOutputDataTypesL(
- RArray<TFourCC>& aSupportedDataTypes,
- const TMMFPrioritySettings& aPrioritySettings) const;
-
- /**
- * Sets client configuration
- * @since S60 3.0
- * @param TMMFClientConfig& aClientConfig A reference to client
- * configuration object.
- * @return void
- */
- void SetClientConfig(const TMMFClientConfig& aClientConfig);
-
- /**
- * Returns client configuration
- * @since S60 3.0
- * @return const TMMFClientConfig& A constant reference to client
- * configuration.
- */
- const TMMFClientConfig& ClientConfig() const;
-
- // MMMFHwDeviceObserver implementation for CMMFHwDevice
-
- /**
- * Callback function from CMMFHwDevice when it needs data.
- * @since S60 3.0
- * @param CMMFBuffer& aHwBuffer A reference to CMMFBuffer in which the
- * observer need to fill data into.
- * @return TInt Error code. KErrNone if success.
- */
- TInt FillThisHwBuffer(CMMFBuffer& aHwBuffer);
-
- /**
- * Callback function from CMMFHwDevice when it has data.
- * @since S60 3.0
- * @param CMMFBuffer& aHwBuffer A reference to CMMFBuffer in which the
- * observer need to empty data from.
- * @return TInt Error code. KErrNone if success.
- */
- TInt EmptyThisHwBuffer(CMMFBuffer& aHwBuffer);
-
- /**
- * Callback function from CMMFHwDevice.
- * @since S60 3.0
- * @param TUid aMessageType A Uid identifying type of message.
- * @param const TDesC8& aMsg.A reference to descriptor containing message
- * information.
- * @return TInt Error code. KErrNone if success.
- */
- TInt MsgFromHwDevice(TUid aMessageType, const TDesC8& aMsg);
-
- /**
- * Callback function from CMMFHwDevice when playing back/ recording is
- * stopped..
- * @since S60 3.0
- * @return void
- */
- void Stopped();
-
- /**
- * Callback function from CMMFHwDevice when there is a error during
- * playback and/or recording.
- * @since S60 3.0
- * @param TInt aError A systemwide error code.
- * @return void
- */
- void Error(TInt aError);
-
- // CMMFHwDevice implementation ends
-
- private:
-
- /**
- * Called by Audio Policy Server when play reqeust is granted
- * Leaves on failure.
- * @since S60 3.0
- * @return void
- */
- void StartPlayDataL();
-
- /**
- * Called by Audio Policy Server when record reqeust is granted
- * Leaves on failure.
- * @since S60 3.0
- * @return void
- */
- void StartRecordDataL();
-
- /**
- * Called by Audio Policy Server when play tone reqeust is granted
- * Leaves on failure.
- * @since S60 3.0
- * @return void
- */
- void StartPlayToneL();
-
- /**
- * Called by Audio Policy Server when play dual tone request is granted
- * Leaves on failure.
- * @since S60 3.0
- * @return void
- */
- void StartPlayDualToneL();
-
- /**
- * Called by Audio Policy Server when play DTMF reqeust is granted
- * Leaves on failure.
- * @since S60 3.0
- * @return void
- */
- void StartPlayDTMFStringL();
-
- /**
- * Called by Audio Policy Server when play tone sequence reqeust
- * is granted.
- * Leaves on failure.
- * @since S60 3.0
- * @return void
- */
- void StartPlayToneSequenceL();
-
- /**
- * Play tone
- * Leaves on failure.
- * @since S60 3.0
- * @return void
- */
- void DoPlayL();
-
- /**
- * Sets active tone
- * @since S60 3.0
- * @return void
- */
- void SetActiveToneBuffer();
-
- /**
- * Fills free tone buffer with tone data
- * @since S60 3.0
- * @return KErrNone if succesfull, else corresponding error code.
- */
- TInt FillFreeToneBuffer();
-
-
- // HwDevice implementation begins
-
- /**
- * Initialize HwDevice task.
- * @since S60 3.0
- * @return KErrNone if succesfull, else corresponding error code.
- */
- TInt InitTask();
-
- /**
- * Returns Sampling Frequency the device is currently configured to
- * @since S60 3.0
- * @return KErrNone if succesfull, else corresponding error code.
- */
- TInt SamplingFrequency();
-
- /**
- * Returns number of channels the device is currently configured to
- * @since S60 3.0
- * @return KErrNone if succesfull, else corresponding error code.
- */
- TInt NumberOfChannels();
-
- /**
- * returns the number of bytes in each audio sample
- * @since S60 3.0
- * @return TInt Number of of bytes in each audio sample.
- */
- TInt BytesPerAudioSample();
-
- // HwDevice implementation ends
-
- /**
- * Initializes DevSound utility
- * @since S60 3.0
- * @return void
- */
- void InitializeDevSoundUtilL() const;
-
- private:
-
- /**
- * C++ default constructor.
- */
- CBody();
-
- /**
- * By default Symbian 2nd phase constructor is private.
- */
- void ConstructL(RServer2& aPolicyServerHandle);
-
- protected: // Data
-
- CG711DecoderIntfcCI* iG711DecoderIntfcCI;
- CG711EncoderIntfcCI* iG711EncoderIntfcCI;
- CG729DecoderIntfcCI* iG729DecoderIntfcCI;
- CG729EncoderIntfcCI* iG729EncoderIntfcCI;
- CIlbcDecoderIntfcCI* iIlbcDecoderIntfcCI;
- CIlbcEncoderIntfcCI* iIlbcEncoderIntfcCI;
- CSpeechEncoderConfigCI* iSpeechEncoderConfigCI;
- CErrorConcealmentIntfcCI* iErrorConcealmentIntfcCI;
-
- private: // Data
-
- //Objects (owned or referred to):
- MDevSoundAdaptationObserver* iDevSoundObserver;
-
- // DevSound capabilities
- TMMFCapabilities iDeviceCapabilities;
- // Current Configuration
- TMMFCapabilities iDeviceConfig;
-
- // Bytes of audio data played in current play cycle
- TInt iPlayedBytesCount;
- // Bytes of audio data recorded in current record cycle
- TInt iRecordedBytesCount;
- TInt iGain;
- TInt iVolume;
-
- //Tone Stuff:
- MMdaToneSynthesis* iCurrentGenerator;
- TMdaSimpleToneGenerator iToneGen;
- TMdaDualToneGenerator iDualToneGen;
- TMdaDTMFGenerator iDTMFGen;
- TMdaSequenceGenerator iSequenceGen; // Not Supported
- TInt iRepeatCount;
- TTimeIntervalMicroSeconds iRepeatTrailingSilence;
- TTimeIntervalMicroSeconds iRampDuration;
- // Double buffer tone playing
- CMMFDataBuffer* iToneBuffer1;
- CMMFDataBuffer* iToneBuffer2;
- // Reference to current tone buffer playing
- CMMFDataBuffer* iActiveToneBuffer;
-
- // Hardware device implementation
- CMMFHwDeviceStub* iCMMFHwDevice;
- // Mode in which DevSound instance will be used for
- TMMFState iMode;
- // Reference to hardware buffer
- CMMFDataBuffer* iHwDeviceBuffer;
-
- TBool iLastBufferReceived;
-
- // Holds true of Audio data given to DevSound needs to ramped up
- mutable CMMFDevSoundUtility* iDevSoundUtil;
-
- // Fixed sequence related
-
- // Holds the fixed sequence data
- mutable CPtrC8Array* iFixedSequences;
- // Holds reference to current sequence
- TPtrC8 iFixedSequence;
-
- // Balance
- TInt iLeftPlayBalance;
- TInt iRightPlayBalance;
- TInt iLeftRecordBalance;
- TInt iRightRecordBalance;
- TBool iPaused;
-
- TUid iHwDeviceID;
-
- // Hardware device initialization parameters
- THwDeviceInitParams iDevInfo;
-
- TBool iFirstCallFromHwDevice;
-
- // Temporary CI testing only
- CBytesPlayedCIImpl* iBytesPlayedCIImpl;
- // Holds clients configuration
- TMMFClientConfig iClientConfig;
-
- // Pointer to CTonePlayCompleteTimer
- CTonePlayCompleteTimer* iTonePlayCompleteTimer;
-
- private: // Friend classes
- friend class CMMFDevSoundAdaptation;
-
- };
-
-#endif // MMFDEVSOUNDADAPTATIONBODY_H
-
-// End of File