diff -r 2b40d63a9c3d -r 90517678cc4f qtmobility/plugins/multimedia/symbian/mmf/audiosource/s60audiocapturesession.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/plugins/multimedia/symbian/mmf/audiosource/s60audiocapturesession.cpp	Mon May 03 13:18:40 2010 +0300
@@ -0,0 +1,494 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "s60audiocapturesession.h"
+#include <QtCore/qdebug.h>
+#include <QtCore/qurl.h>
+#include <QDir>
+
+#include <Mda\Common\Audio.h>
+#include <Mda\Common\Resource.h>
+#include <Mda\Client\Utility.h>
+#include <MdaAudioSampleEditor.h>
+#include <mmf\common\mmfcontrollerpluginresolver.h>
+#include <mmf\common\mmfcontroller.h>
+#include <BADESCA.H>
+#include <BAUTILS.H>
+#include <coemain.h>  
+
+_LIT(KAudioDummyFile, "c:\\data\\temp\\temp.wav");
+
+S60AudioCaptureSession::S60AudioCaptureSession(QObject *parent):
+    QObject(parent)
+    , m_recorderUtility(NULL)    
+    , m_captureState(ENotInitialized)    
+    , m_controllerIdMap(QHash<QString, ControllerData>())    
+    , m_audioCodeclist(QHash<QString, CodecData>())    
+{
+    TRAPD(err, initializeSessionL());
+    qWarning()<<err;
+}
+
+void S60AudioCaptureSession::initializeSessionL()
+{    
+    m_recorderUtility = CMdaAudioRecorderUtility::NewL(*this, 0, 80,(TMdaPriorityPreference) 0x5210001);        
+    updateAudioContainersL();    
+    populateAudioCodecsDataL();
+    setDefaultSettings();
+}
+
+S60AudioCaptureSession::~S60AudioCaptureSession()
+{       
+    delete m_recorderUtility;    
+}
+
+QAudioFormat S60AudioCaptureSession::format() const
+{
+    return m_format;
+}
+
+bool S60AudioCaptureSession::setFormat(const QAudioFormat &format)
+{		
+    m_format = format;
+    return true;
+}
+
+QStringList S60AudioCaptureSession::supportedAudioCodecs() const
+{    
+	return m_audioCodeclist.keys();
+}
+
+QStringList S60AudioCaptureSession::supportedAudioContainers() const
+{
+    return m_controllerIdMap.keys();
+}
+
+QString S60AudioCaptureSession::codecDescription(const QString &codecName)
+{
+    if (m_audioCodeclist.keys().contains(codecName))
+        return m_audioCodeclist[codecName].codecDescription;
+    else
+        return QString();
+}
+
+QString S60AudioCaptureSession::audioContainerDescription(const QString &containerName)
+{   
+    if (m_controllerIdMap.keys().contains(containerName))
+        return m_controllerIdMap[containerName].destinationFormatDescription;
+    else
+        return QString();
+}
+
+bool S60AudioCaptureSession::setAudioCodec(const QString &codecName)
+{    
+    QStringList codecs = supportedAudioCodecs();
+    if(codecs.contains(codecName)) {
+        m_format.setCodec(codecName);
+        return true;
+    }    
+    return false;
+}
+
+bool S60AudioCaptureSession::setAudioContainer(const QString &containerMimeType) 
+{    
+    QStringList containers = supportedAudioContainers();
+    if(containers.contains(containerMimeType)) { 
+        m_container = containerMimeType;
+        return true;
+    }
+    return false;
+}
+
+QString S60AudioCaptureSession::audioCodec() const
+{   
+    return m_format.codec();
+}
+
+QString S60AudioCaptureSession::audioContainer() const
+{
+    return m_container;
+}
+
+QUrl S60AudioCaptureSession::outputLocation() const
+{
+    return m_sink;
+}
+
+bool S60AudioCaptureSession::setOutputLocation(const QUrl& sink)
+{
+    QString filename = QDir::toNativeSeparators(m_sink.toString());
+    TPtrC16 path(reinterpret_cast<const TUint16*>(filename.utf16()));         
+    TRAPD(err, BaflUtils::EnsurePathExistsL(CCoeEnv::Static()->FsSession(),path));
+    if (err==KErrNone) {
+        m_sink = sink;
+        return true;
+    }else 
+        return false;    
+}
+
+qint64 S60AudioCaptureSession::position() const
+{    
+    if ((m_captureState != ERecording) || !m_recorderUtility) 
+        return 0;
+        
+    return m_recorderUtility->Duration().Int64() / 1000;        
+}
+
+void S60AudioCaptureSession::record()
+{   
+    if (!m_recorderUtility)
+        return;
+    
+    if (m_captureState == EInitialized || m_captureState == ERecordComplete) {
+        QString filename = QDir::toNativeSeparators(m_sink.toString());        
+        TPtrC16 sink(reinterpret_cast<const TUint16*>(filename.utf16()));         
+        TUid controllerUid(TUid::Uid(m_controllerIdMap[m_container].controllerUid));
+        TUid formatUid(TUid::Uid(m_controllerIdMap[m_container].destinationFormatUid));
+                
+        TRAPD(err, 
+        if (m_container != "audio/amr")   
+            m_recorderUtility->OpenFileL(sink, controllerUid, KNullUid, formatUid);
+        else   
+            m_recorderUtility->OpenFileL(sink);
+        );       
+        qWarning() << err;
+    }else if (m_captureState == EPaused) {        
+        m_recorderUtility->SetPosition(m_pausedPosition);
+        TRAPD(error, m_recorderUtility->RecordL());
+        qWarning() << error;
+        m_captureState = ERecording;
+        emit stateChanged(m_captureState);
+    }        
+}
+
+void S60AudioCaptureSession::setDefaultSettings()
+{
+    // Setting AMR to default format if supported
+    if (m_controllerIdMap.count() > 0) {
+        if ( m_controllerIdMap.contains("audio/amr"))
+            m_container = QString("audio/amr");
+        else
+            m_container = m_controllerIdMap.keys()[0];
+    }
+    if (m_audioCodeclist.keys().count() > 0) {
+        if (m_audioCodeclist.keys().contains("AMR"))
+            m_format.setCodec("AMR");
+        else
+            m_format.setCodec(m_audioCodeclist.keys()[0]);
+    }
+}
+
+void S60AudioCaptureSession::pause()
+{  
+    if (!m_recorderUtility)
+        return;
+    
+    m_pausedPosition = m_recorderUtility->Position();
+    m_recorderUtility->Stop();
+    m_captureState = EPaused;
+    emit stateChanged(m_captureState);    
+}
+
+void S60AudioCaptureSession::stop()
+{
+    if (!m_recorderUtility)
+        return;
+    
+    m_recorderUtility->Stop();
+    m_recorderUtility->Close();        
+    m_captureState = ERecordComplete;
+    emit stateChanged(m_captureState);
+}
+
+void S60AudioCaptureSession::setCaptureDevice(const QString &deviceName)
+{
+    m_captureDevice = deviceName;
+}
+
+void S60AudioCaptureSession::MoscoStateChangeEvent(CBase* aObject,
+        TInt aPreviousState, TInt aCurrentState, TInt aErrorCode)
+{    
+	TRAPD(err, MoscoStateChangeEventL(aObject, aPreviousState, aCurrentState, NULL));    
+	qWarning() << err;
+}
+
+void S60AudioCaptureSession::MoscoStateChangeEventL(CBase* aObject,
+        TInt aPreviousState, TInt aCurrentState, TInt aErrorCode)
+{    
+	if (aObject != m_recorderUtility)
+	    return;
+	
+		switch(aCurrentState) {
+        case CMdaAudioClipUtility::EOpen: {            
+            if(aPreviousState == CMdaAudioClipUtility::ENotReady) {                
+                if (m_captureState == EInitializing) {                    
+                    retrieveSupportedAudioSampleRatesL();                   
+                    m_recorderUtility->Close();                    
+                    m_captureState = EInitialized;
+                    emit stateChanged(m_captureState);
+                }else {         
+                    applyAudioSettingsL();                            
+                    m_recorderUtility->SetAudioDeviceMode(CMdaAudioRecorderUtility::ELocal);
+                    m_recorderUtility->SetGain(m_recorderUtility->MaxGain());                    
+                    m_recorderUtility->SetPosition(TTimeIntervalMicroSeconds(0));
+                    m_recorderUtility->CropL();
+                    m_recorderUtility->RecordL();
+                    m_captureState = EOpenCompelete;                    
+                    emit stateChanged(m_captureState);
+                    }
+                break;
+            }
+        }		
+        case CMdaAudioClipUtility::ENotReady: {            
+            m_captureState = EInitialized;            
+            emit stateChanged(m_captureState);
+            break;
+        }
+        case CMdaAudioClipUtility::ERecording: {            
+            m_captureState = ERecording;            
+            emit stateChanged(m_captureState);
+            break;
+        }
+        default: {            
+            break;
+        }   
+		}    
+}
+
+void S60AudioCaptureSession::updateAudioContainersL()
+{
+    CMMFControllerPluginSelectionParameters* pluginParameters = 
+    	CMMFControllerPluginSelectionParameters::NewLC();
+	CMMFFormatSelectionParameters* formatParameters = 
+		CMMFFormatSelectionParameters::NewLC();
+	 
+	pluginParameters->SetRequiredRecordFormatSupportL(*formatParameters);
+	 
+	RArray<TUid> ids;
+	CleanupClosePushL(ids);
+	User::LeaveIfError(ids.Append(KUidMediaTypeAudio));  
+
+	pluginParameters->SetMediaIdsL(ids, 
+		CMMFPluginSelectionParameters::EAllowOnlySuppliedMediaIds);
+	 
+	RMMFControllerImplInfoArray controllers; 
+	CleanupResetAndDestroyPushL(controllers);
+	 
+	//Get all audio record controllers/formats that are supported
+	pluginParameters->ListImplementationsL(controllers);
+	 
+	for (TInt index=0; index<controllers.Count(); index++) {
+		const RMMFFormatImplInfoArray& recordFormats = 
+			controllers[index]->RecordFormats();
+		for (TInt j=0; j<recordFormats.Count(); j++) {
+			const CDesC8Array& mimeTypes = recordFormats[j]->SupportedMimeTypes();
+			TInt count = mimeTypes.Count();
+			if (count > 0) {
+				TPtrC8 mimeType = mimeTypes[0];
+				QString type = QString::fromUtf8((char *)mimeType.Ptr(), mimeType.Length());
+				if (type != "audio/mp4") {
+                    ControllerData data;
+                    data.controllerUid = controllers[index]->Uid().iUid;
+                    data.destinationFormatUid = recordFormats[j]->Uid().iUid;
+                    data.destinationFormatDescription = QString::fromUtf16(
+                            recordFormats[j]->DisplayName().Ptr(),
+                            recordFormats[j]->DisplayName().Length());                
+                    m_controllerIdMap[type] = data;
+				}
+			}
+		}
+	}	
+	CleanupStack::PopAndDestroy(4);//controllers, ids, formatParameters, pluginParameters
+}
+
+void S60AudioCaptureSession::retrieveSupportedAudioSampleRatesL()
+{       
+    if (!m_recorderUtility || m_captureState != EInitializing) 
+        return;
+    
+    RArray<TUint> supportedSampleRates;
+    CleanupClosePushL(supportedSampleRates);
+    m_recorderUtility->GetSupportedSampleRatesL(supportedSampleRates);        
+    for (TInt j = 0; j < supportedSampleRates.Count(); j++ ) {            
+        m_supportedSampleRates.append(supportedSampleRates[j]);
+        //qDebug()<<"S60AudioCaptureSession::doPopulateAudioCodecsDataL, samplerate: "<<m_supportedSampleRates[j];                        
+    }            
+    CleanupStack::PopAndDestroy(&supportedSampleRates);    
+}
+
+QList<int> S60AudioCaptureSession::supportedAudioSampleRates() const
+{
+    return m_supportedSampleRates;
+}
+
+void S60AudioCaptureSession::populateAudioCodecsDataL()
+{
+    //qDebug() << "S60AudioCaptureSession::doInitializeAudioRecorderL START";    
+    if (!m_recorderUtility)  
+        return;
+        
+    if (m_controllerIdMap.contains("audio/amr")) {       
+        CodecData data;              
+        data.codecDescription = QString("GSM AMR Codec");
+        m_audioCodeclist[QString("AMR")]=data;
+    }   
+    if (m_controllerIdMap.contains("audio/basic")) {
+        CodecData data;           
+        data.fourCC = KMMFFourCCCodeALAW;                   
+        data.codecDescription = QString("Sun/Next ""Au"" audio codec");
+        m_audioCodeclist[QString("AULAW")]=data;            
+    }
+    if (m_controllerIdMap.contains("audio/wav")) {            
+        CodecData data;           
+        data.fourCC = KMMFFourCCCodePCM16;                   
+        data.codecDescription = QString("Pulse code modulation");
+        m_audioCodeclist[QString("PCM")]=data;
+    }    
+    if (m_controllerIdMap.contains("audio/mp4")) {            
+        CodecData data;           
+        data.fourCC = KMMFFourCCCodeAAC;                   
+        data.codecDescription = QString("Advanced Audio Codec");
+        m_audioCodeclist[QString("AAC")]=data;
+    }        
+    
+    if (m_controllerIdMap.contains("audio/wav")) {            
+        TMdaFileClipLocation location;   
+        location.iName = KAudioDummyFile();
+        TMdaWavClipFormat format;
+        m_captureState = EInitializing;
+        m_recorderUtility->OpenL(&location, &format);             
+    }    
+}
+
+void S60AudioCaptureSession::applyAudioSettingsL()
+{
+    //qDebug() << "S60AudioCaptureSession::applyAudioSettings START";  
+    if (!m_recorderUtility)
+        return;
+    
+    TFourCC fourCC = m_audioCodeclist[m_format.codec()].fourCC;    
+    
+    //set destination datatype
+    RArray<TFourCC> supportedDataTypes;
+    CleanupClosePushL(supportedDataTypes);
+    m_recorderUtility->GetSupportedDestinationDataTypesL(supportedDataTypes);
+    //qDebug() << "S60AudioCaptureSession::applyAudioSettingsL, datatype count"<<supportedDataTypes.Count();
+
+    for (TInt k = 0; k < supportedDataTypes.Count(); k++ ) {
+        qDebug() << "S60AudioCaptureSession::applyAudioSettingsL, codec"<<m_format.codec()<<"datatype"<<supportedDataTypes[k].FourCC();
+        if (supportedDataTypes[k].FourCC() == fourCC.FourCC()) {
+            //qDebug() << "S60AudioCaptureSession::applyAudioSettingsL, codec"<<m_format.codec()<<"matched datatype"<<supportedDataTypes[k].FourCC();
+            m_recorderUtility->SetDestinationDataTypeL(supportedDataTypes[k]);
+            break;
+        }
+    }
+    CleanupStack::PopAndDestroy(&supportedDataTypes);
+    
+    RArray<TUint> supportedSampleRates;
+    CleanupClosePushL(supportedSampleRates);
+    m_recorderUtility->GetSupportedSampleRatesL(supportedSampleRates);    
+    for (TInt i = 0; i < supportedSampleRates.Count(); i++ ) {
+        TUint supportedSampleRate = supportedSampleRates[i];
+        if (supportedSampleRate == m_format.frequency()) { 
+            m_recorderUtility->SetDestinationSampleRateL(m_format.frequency());
+            break;
+        }        
+    }
+    CleanupStack::PopAndDestroy(&supportedSampleRates);
+ 
+    RArray<TUint> supportedChannels;
+    CleanupClosePushL(supportedChannels);
+    m_recorderUtility->GetSupportedNumberOfChannelsL(supportedChannels);
+    for (TInt l = 0; l < supportedChannels.Count(); l++ ) {
+        if (supportedChannels[l] == m_format.channels()) {
+            m_recorderUtility->SetDestinationNumberOfChannelsL(m_format.channels());
+            break;
+        }
+    }
+    CleanupStack::PopAndDestroy(&supportedChannels);
+    //qDebug() << "S60AudioCaptureSession::applyAudioSettings END";        
+}
+
+TFourCC S60AudioCaptureSession::determinePCMFormat()
+{
+    //qDebug() << "S60AudioCaptureSession::determinePCMSampleSize START";    
+    TFourCC fourCC;    
+    
+    if (m_format.sampleSize() == 8) {
+        // 8 bit
+        switch (m_format.sampleType()) {
+        case QAudioFormat::SignedInt: {
+            fourCC.Set(KMMFFourCCCodePCM8);
+            break;
+        }
+        case QAudioFormat::UnSignedInt: {
+            fourCC.Set(KMMFFourCCCodePCMU8);
+            break;
+        }
+        case QAudioFormat::Float: 
+        case QAudioFormat::Unknown:
+        default: {
+            fourCC.Set(KMMFFourCCCodePCM8);
+            break;
+        }
+        }
+    } else if (m_format.sampleSize() == 16) {
+        // 16 bit 
+        switch (m_format.sampleType()) {
+        case QAudioFormat::SignedInt: {
+            fourCC.Set(m_format.byteOrder()==QAudioFormat::BigEndian?
+                KMMFFourCCCodePCM16B:KMMFFourCCCodePCM16);
+            break;
+        }
+        case QAudioFormat::UnSignedInt: {
+            fourCC.Set(m_format.byteOrder()==QAudioFormat::BigEndian?
+                KMMFFourCCCodePCMU16B:KMMFFourCCCodePCMU16);
+            break;
+        }
+        default: {
+            fourCC.Set(KMMFFourCCCodePCM16);
+            break;
+        }
+        }    
+    }    
+    //qDebug() << "S60AudioCaptureSession::determinePCMSampleSize END";
+    return fourCC;
+}