--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/multimedia/symbian/mmf/audiosource/s60audiocapturesession.cpp Wed Aug 25 15:49:42 2010 +0300
@@ -0,0 +1,608 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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>())
+ , m_error(QMediaRecorder::NoError)
+ , isMuted(false)
+{
+ TRAPD(err, initializeSessionL());
+ setError(err);
+}
+
+void S60AudioCaptureSession::initializeSessionL()
+{
+ m_recorderUtility = CMdaAudioRecorderUtility::NewL(*this, 0, 80,(TMdaPriorityPreference) 0x5210001);
+ updateAudioContainersL();
+ populateAudioCodecsDataL();
+ setDefaultSettings();
+}
+
+void S60AudioCaptureSession::setError(TInt aError)
+{
+ if (aError == KErrNone)
+ return;
+
+ m_error = aError;
+ QMediaRecorder::Error recorderError = fromSymbianErrorToMultimediaError(m_error);
+
+ // TODO: fix to user friendly string at some point
+ // These error string are only dev usable
+ QString symbianError;
+ symbianError.append("Symbian:");
+ symbianError.append(QString::number(m_error));
+ emit error(recorderError, symbianError);
+}
+
+QMediaRecorder::Error S60AudioCaptureSession::fromSymbianErrorToMultimediaError(int error)
+{
+ switch(error) {
+ case KErrNoMemory:
+ case KErrNotFound:
+ case KErrBadHandle:
+ case KErrAbort:
+ case KErrCorrupt:
+ case KErrGeneral:
+ case KErrPathNotFound:
+ case KErrUnknown:
+ case KErrNotReady:
+ case KErrInUse:
+ case KErrAccessDenied:
+ case KErrLocked:
+ case KErrPermissionDenied:
+ case KErrAlreadyExists:
+ return QMediaRecorder::ResourceError;
+ case KErrNotSupported:
+ case KErrArgument:
+ return QMediaRecorder::FormatError;
+ case KErrNone:
+ default:
+ return QMediaRecorder::NoError;
+ }
+}
+
+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.value(codecName).codecDescription;
+ else
+ return QString();
+}
+
+QString S60AudioCaptureSession::audioContainerDescription(const QString &containerName)
+{
+ if (m_controllerIdMap.keys().contains(containerName))
+ return m_controllerIdMap.value(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;
+ setError(err);
+ return true;
+ }else {
+ setError(err);
+ return false;
+ }
+}
+
+qint64 S60AudioCaptureSession::position() const
+{
+ if ((m_captureState != ERecording) || !m_recorderUtility)
+ return 0;
+
+ return m_recorderUtility->Duration().Int64() / 1000;
+}
+
+QString S60AudioCaptureSession::initializeSinkL()
+{
+ if (m_sink.isEmpty())
+ m_sink = generateAudioFilePath();
+ QString sink = QDir::toNativeSeparators(m_sink.toString());
+ int index = sink.lastIndexOf('.');
+ if (index != -1)
+ sink.chop(sink.length()-index);
+
+ sink.append(m_controllerIdMap.value(m_container).fileExtension);
+ return sink;
+}
+
+void S60AudioCaptureSession::record()
+{
+ if (!m_recorderUtility)
+ return;
+
+ if (m_captureState == EInitialized || m_captureState == ERecordComplete) {
+ QString filename = initializeSinkL();
+ TPtrC16 sink(reinterpret_cast<const TUint16*>(filename.utf16()));
+ TUid controllerUid(TUid::Uid(m_controllerIdMap.value(m_container).controllerUid));
+ TUid formatUid(TUid::Uid(m_controllerIdMap.value(m_container).destinationFormatUid));
+ TRAPD(err,
+ if (m_container != "audio/amr")
+ m_recorderUtility->OpenFileL(sink, controllerUid, KNullUid, formatUid);
+ else
+ m_recorderUtility->OpenFileL(sink);
+ );
+ setError(err);
+ }else if (m_captureState == EPaused) {
+ m_recorderUtility->SetPosition(m_pausedPosition);
+ TRAPD(error, m_recorderUtility->RecordL());
+ setError(error);
+ m_captureState = ERecording;
+ emit stateChanged(m_captureState);
+ }
+}
+
+void S60AudioCaptureSession::mute(bool muted)
+{
+ if (!m_recorderUtility)
+ return;
+
+ if (muted)
+ m_recorderUtility->SetGain(0);
+ else
+ m_recorderUtility->SetGain(m_recorderUtility->MaxGain());
+
+ isMuted = muted;
+}
+
+bool S60AudioCaptureSession::muted()
+{
+ return isMuted;
+}
+
+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.setSampleSize(8);
+ m_format.setChannels(1);
+ m_format.setFrequency(8000);
+ m_format.setSampleType(QAudioFormat::SignedInt);
+ 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)
+{
+ if (aErrorCode==KErrNone) {
+ TRAPD(err, MoscoStateChangeEventL(aObject, aPreviousState, aCurrentState, NULL));
+ setError(err);
+ }
+ setError(aErrorCode);
+}
+
+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->SetGain(m_recorderUtility->MaxGain());
+ 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();
+ const CDesC8Array& fileExtensions = recordFormats[j]->SupportedFileExtensions();
+ TInt mimeCount = mimeTypes.Count();
+ TInt fileExtCount = fileExtensions.Count();
+
+ if (mimeCount > 0 && fileExtCount > 0) {
+ TPtrC8 extension = fileExtensions[0];
+ TPtrC8 mimeType = mimeTypes[0];
+ QString type = QString::fromUtf8((char *)mimeType.Ptr(), mimeType.Length());
+
+ if (type != "audio/mp4" && type != "audio/basic") {
+ 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());
+ data.fileExtension = QString::fromUtf8((char *)extension.Ptr(), extension.Length());
+ m_controllerIdMap[type] = data;
+ }
+ }
+ }
+ }
+ CleanupStack::PopAndDestroy(4);//controllers, ids, formatParameters, pluginParameters
+}
+
+void S60AudioCaptureSession::retrieveSupportedAudioSampleRatesL()
+{
+ if (!m_recorderUtility || m_captureState != EInitializing)
+ return;
+
+ m_supportedSampleRates.clear();
+
+ RArray<TUint> supportedSampleRates;
+ CleanupClosePushL(supportedSampleRates);
+ m_recorderUtility->GetSupportedSampleRatesL(supportedSampleRates);
+ for (TInt j = 0; j < supportedSampleRates.Count(); j++ )
+ m_supportedSampleRates.append(supportedSampleRates[j]);
+
+ CleanupStack::PopAndDestroy(&supportedSampleRates);
+}
+
+QList<int> S60AudioCaptureSession::supportedAudioSampleRates(const QAudioEncoderSettings &settings) const
+{
+ QList<int> supportedSampleRates;
+
+ if (!settings.codec().isEmpty()) {
+ if (settings.codec() == "AMR")
+ supportedSampleRates.append(8000);
+ else
+ supportedSampleRates = m_supportedSampleRates;
+ }else
+ supportedSampleRates = m_supportedSampleRates;
+
+ return supportedSampleRates;
+}
+
+void S60AudioCaptureSession::populateAudioCodecsDataL()
+{
+ 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;
+ }
+
+ // default samplerates
+ m_supportedSampleRates << 96000 << 88200 << 64000 << 48000 << 44100 << 32000 << 24000 << 22050 << 16000 << 12000 << 11025 << 8000;
+ m_captureState = EInitialized;
+ if (m_controllerIdMap.contains("audio/wav") && m_captureState != EInitialized) {
+ TMdaFileClipLocation location;
+ location.iName = KAudioDummyFile();
+ TMdaWavClipFormat format;
+ m_captureState = EInitializing;
+ m_recorderUtility->OpenL(&location, &format);
+ }
+}
+
+void S60AudioCaptureSession::applyAudioSettingsL()
+{
+ if (!m_recorderUtility || m_format.codec() == "AMR")
+ return;
+
+ TFourCC fourCC = m_audioCodeclist.value(m_format.codec()).fourCC;
+
+ if (m_format.codec() == "PCM")
+ fourCC = determinePCMFormat();
+
+ RArray<TFourCC> supportedDataTypes;
+ CleanupClosePushL(supportedDataTypes);
+ m_recorderUtility->GetSupportedDestinationDataTypesL(supportedDataTypes);
+
+ for (TInt k = 0; k < supportedDataTypes.Count(); k++ ) {
+ if (supportedDataTypes[k].FourCC() == fourCC.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);
+}
+
+TFourCC S60AudioCaptureSession::determinePCMFormat()
+{
+ 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;
+ }
+ }
+ }
+ return fourCC;
+}
+
+QUrl S60AudioCaptureSession::generateAudioFilePath()
+{
+ QDir outputDir(QDir::rootPath());
+
+ int lastImage = 0;
+ int fileCount = 0;
+ foreach(QString fileName, outputDir.entryList(QStringList() << "testclip_*")) {
+ int imgNumber = fileName.mid(5, fileName.size()-9).toInt();
+ lastImage = qMax(lastImage, imgNumber);
+ if (outputDir.exists(fileName))
+ fileCount+=1;
+ }
+ lastImage+=fileCount;
+ QUrl location(QDir::toNativeSeparators(outputDir.canonicalPath()+QString("/testclip_%1").arg(lastImage+1,4,10,QLatin1Char('0'))));
+ return location;
+}
+