mmdevicefw/mdf/src/audio/mdasoundadapter/mdasoundadapter.cpp
branchRCL_3
changeset 50 948c7f65f6d4
parent 49 735348f59235
--- a/mmdevicefw/mdf/src/audio/mdasoundadapter/mdasoundadapter.cpp	Tue Aug 31 16:43:06 2010 +0300
+++ b/mmdevicefw/mdf/src/audio/mdasoundadapter/mdasoundadapter.cpp	Wed Sep 01 12:38:50 2010 +0100
@@ -22,17 +22,6 @@
 	{
 	}
 		
-/*
- @capability MultimediaDD
- 
- This function creates the handle to the sound media driver.
- 
- @param aUnit	A unit of the device.
- 
- @return KErrNone on success, otherwise system wide error code.
- 
- @capability MultimediaDD
-*/
 EXPORT_C TInt RMdaDevSound::Open(TInt aUnit)
 	{
 	TInt err = KErrNone;
@@ -46,13 +35,7 @@
 		}
 	return err;
 	}
-
-/*
- Gets the version object of sound media driver.
-
-@return version object.
-
-*/
+		
 EXPORT_C TVersion RMdaDevSound::VersionRequired() const
 	{
 	if(iBody)
@@ -62,215 +45,101 @@
 	return TVersion();
 	}
 
-/*
- Indicates whether the driver is sound media driver.
-
-@return KErrNone on success, otherwise System wide error code.
-
-*/
 EXPORT_C TInt RMdaDevSound::IsMdaSound()
 	{
 	return iBody->IsMdaSound();
 	}
 
-/*
- This function gets the play volume. 
- The range of volume level supported depends on the physical audio device used.
-
-@return Volume level.
-
-*/
 EXPORT_C TInt RMdaDevSound::PlayVolume()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	return iBody->PlayVolume();
 	}
 	
-/*
- This function sets the play volume.
- The volume level depends on the physical audio device used.
-	
-@param aVolume	Play volume level in the range 0 to 255 inclusive
-@see TSoundFormatsSupported
-
-*/
 EXPORT_C void RMdaDevSound::SetPlayVolume(TInt aVolume)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->SetPlayVolume(aVolume);
 	}
-
-/*
- This function sets the play volume.
- The volume level depends on the physical audio device used.
 	
-@param aVolume	Play volume level. Logarithmic value.
-@see TSoundFormatsSupported
-
-*/
 EXPORT_C void RMdaDevSound::SetVolume(TInt aLogarithmicVolume)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->SetVolume(aLogarithmicVolume);	
 	}
 	
-/*
- This function cancels the currently playing sound.
- If paused, the pause will be cancelled.
- Will panic if not open.
- Will not cancel Notify*Error().
-*/
 EXPORT_C void RMdaDevSound::CancelPlayData()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->CancelPlayData();
 	}
-
-/*
- Gets the sound record volume.
- This depends on the physical audio device used.
-@return Record volume level.
-
-*/
+	
 EXPORT_C TInt RMdaDevSound::RecordLevel()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	return iBody->RecordLevel();
 	}
-
-/*
- This function sets the device record volume level.
- This depends on the physical audio device used.
-@param aLevel Record volume level.	
-@see TSoundFormatsSupported
-
-*/
+	
 EXPORT_C void RMdaDevSound::SetRecordLevel(TInt aLevel)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->SetRecordLevel(aLevel);
 	}
-
-/*
- This function cancels the recording in progress.
- If paused, the pause will be cancelled.
- Any buffered data will be discarded.
- Will panic if not open.
- Will not cancel Notify*Error().
-*/
+	
 EXPORT_C void RMdaDevSound::CancelRecordData()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->CancelRecordData();
 	}
-
-/*
- This function stops recording and completes the outstanding RecordData request immediately with any available data.
- Any following RecordData calls will be completed immediately returning any buffered data, they will NOT restart recording.
-
- It  maybe called either when recording or stopped.
-
- The flushing state should be exited by calling CancelRecordData.
- 
- The adaptor implements this functionality via Pause, which results in slightly different behaviour to the old RMdaDevSound driver.
- In particular the flushing state can also be exited by calling ResumeRecording, do NOT do  this... If you want this behaviour, use the
- new PauseRecording/ResumeRecording functions.
- */
+	
 EXPORT_C void RMdaDevSound::FlushRecordBuffer()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->FlushRecordBuffer();
 	}
-
-/*
- This function returns the number of bytes played by the driver since calling Open or 
- calling ResetBytesPlayed().
-
- It is not reset by PlayData or PausePlayBuffer/ResumePlayBuffer
-
-@see RMdaDevSound::ResetBytesPlayed() 
-@return Number of bytes played.
-*/
+	
 EXPORT_C TInt RMdaDevSound::BytesPlayed()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	return iBody->BytesPlayed();
 	}
 
-/*
- Resets the count of bytes played.
-
- If called whilst playing, the counter might not reset to exactly zero, it will reset to the number of bytes played in the current
- internal transfer.
-*/
 EXPORT_C void RMdaDevSound::ResetBytesPlayed()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	return iBody->ResetBytesPlayed();
 	}
-
-/*
- This function changes the audio play state to pause.
- It is legal to pause whilst not playing, in which case a following (single) PlayData request will be queued until
- ResumePlaying is called.
-*/
+	
 EXPORT_C void RMdaDevSound::PausePlayBuffer()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->PausePlayBuffer();
 	}
-
 	
-/*
- This function starts the audio play from pause state.
- If a PlaData request was active when the Pause was requested it will continue.
- If a PlayData request was not active when the Pause was requested, but a one was issued whilst paused,
- it will start.
- If there is nothing to resume, we will notify KErrUnderflow.
-*/
 EXPORT_C void RMdaDevSound::ResumePlaying()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->ResumePlaying();
 	}
 
-/*
- This function is identical to RMdaDevSound::ResumePlaying(), the parameter is ignored.
-*/
 EXPORT_C void RMdaDevSound::ResumePlaying(TRequestStatus&)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->ResumePlaying();
 	}
 
-/*
-The current record request will be completed early with partial contents and further
-recording paused.
-
-Any following RecordData calls will be completed immediately using any buffered data, it will NOT restart recording.
-
-*/
 EXPORT_C void RMdaDevSound::PauseRecordBuffer()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->PauseRecordBuffer();
 	}
 
-/*
-	Resume recording.
-	Recorded data will be buffered internally.
-	If an outstanding RecordData request was issued whilst paused it will be processed.
-*/
 EXPORT_C void RMdaDevSound::ResumeRecording()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->ResumeRecording();
 	}
 
-/*
-	Return the duration of the audio data which has been played.
-	Note that this may be less than the amount of data/time queued.
-*/
 EXPORT_C TInt RMdaDevSound::GetTimePlayed(TTimeIntervalMicroSeconds& aTimePlayed)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
@@ -278,93 +147,37 @@
 	}
 
 
-/*
- Gets the play format(capability) supported by this device. 
- This record describes supported sample rate, encoding, volume level, channels, buffer size of the audio for playing. 
-
-@param  aFormatsSupported	A reference to a client supplied TSoundFormatsSupported class to be filled by this function. 
-@see TSoundFormatsSupported
-
-*/
+	
 EXPORT_C void RMdaDevSound::PlayFormatsSupported(TSoundFormatsSupportedBuf& aFormatsSupported)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->PlayFormatsSupported(aFormatsSupported);
 	}
-
-/*
- This function gets the current play format.
-
-@param  aFormat	A reference to a client supplied TCurrentSoundFormat class to be filled by this function. 
-@see TCurrentSoundFormat
-
-*/
+	
 EXPORT_C void RMdaDevSound::GetPlayFormat(TCurrentSoundFormatBuf& aFormat)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->GetPlayFormat(aFormat);
 	}
-
-/*
- This functions sets the play format.
-
-@param aFormat For the details refer to TCurrentSoundFormat. 
-
-@see TCurrentSoundFormat
-
-@return KErrNone on success,
-		KErrInUse if playing, 
-        KErrAccessDenied if play and recording sample rate is different,
-        KErrNotSupported if input sound format does not match with supported capability,
-        otherwise system wide error code.
-
-*/	
+	
 EXPORT_C TInt RMdaDevSound::SetPlayFormat(const TCurrentSoundFormatBuf& aFormat)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	return iBody->SetPlayFormat(aFormat);
 	}
 
-/*
- Gets the sound record format. 
- This record describes supported sample rate, encoding, volume level, buffer size of the audio for recording.
- This depends on the physical device used.
-
-@param  aFormatsSupported	A reference to a client supplied TSoundFormatsSupported class to be filled by this function.  
-@see TSoundFormatsSupported
-
-*/
 EXPORT_C void RMdaDevSound::RecordFormatsSupported(TSoundFormatsSupportedBuf& aFormatsSupported)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->RecordFormatsSupported(aFormatsSupported);
 	}
 
-/*
- Gets a current sound format used for recording.
- 
-@param aFormat	A reference to a client supplied TCurrentSoundFormat class to be filled by this function.
-@see TCurrentSoundFormat
-
-*/
 EXPORT_C void RMdaDevSound::GetRecordFormat(TCurrentSoundFormatBuf& aFormat)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->GetRecordFormat(aFormat);
 	}
 
-/*
- Call this function to change the sound format used for recording.
-
-@param aFormat	For details refer to TCurrentSoundFormat. 
-@see TCurrentSoundFormat
-
-@return KErrNone on sucess,
-        KErrInUse  if recording already in progress,
-        KErrAccessDenied   play and record sample rates are different,
-        otherwise system wide error code.
-
-*/
 EXPORT_C TInt RMdaDevSound::SetRecordFormat(const TCurrentSoundFormatBuf& aFormat)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
@@ -390,94 +203,42 @@
 	return 0;
 	}
 
-/*
- Call this function to play the audio data in the supplied descriptor.
-
-Only a single request may be outstanding at any point in time.
-
-If paused, the request will be queued until ResumePlaying is called.
-
-@param  aStatus	For details refer to TRequestStatus. 
-@see TRequestStatus
-
-@param	aData	Descriptor with play data
-
-*/
 EXPORT_C void RMdaDevSound::PlayData(TRequestStatus& aStatus, const TDesC8& aData)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->PlayData(aStatus, aData);
 	}
 
-/*
- Records audio data into the supplied descriptor.
-
-Only a single request may be outstanding at any point in time.
-
-If paused, the request will be queued until ResumeRecording is called.
-
-@param  aStatus	Request status
-@see TRequestStatus
-
-@param  aData	Record buffer descriptor.
-
-*/
 EXPORT_C void RMdaDevSound::RecordData(TRequestStatus& aStatus, TDes8& aData)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->RecordData(aStatus, aData);
 	}
 
-/*
- Call this function to notify any error encountered while recording audio.
-
-@param  aStatus	request object's completion code value 
-@see TRequestStatus
-
-*/
 EXPORT_C void RMdaDevSound::NotifyRecordError(TRequestStatus& aStatus)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->NotifyRecordError(aStatus);
 	}
 
-/*
- Call this function to notify the play error encountered while playing the sound.
-
-@param aStatus	Error code stating the cause for the play error.
-
-*/
 EXPORT_C void RMdaDevSound::NotifyPlayError(TRequestStatus& aStatus)
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->NotifyPlayError(aStatus);
 	}
 
-/*
- This function cancels the play notification error.
-
-*/
 EXPORT_C void RMdaDevSound::CancelNotifyPlayError()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->CancelNotifyPlayError();
 	}
 
-/*
- This function cancels the recording error notification.
-*/
 EXPORT_C void RMdaDevSound::CancelNotifyRecordError()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));
 	iBody->CancelNotifyRecordError();
 	}
 
-/*
-This function cancels the currently playing sound.
-If paused, the pause will be cancelled.
-
- This function is identical to CancelPlayData
-*/
 EXPORT_C void RMdaDevSound::FlushPlayBuffer()
 	{
 	__ASSERT_DEBUG(iBody != NULL, Panic(EDeviceNotOpened));