/*
* -doxygen comments moved to header-
*
* Constructs, and returns a pointer to, a new CMMFDevSound object.
*
* Leaves on failure.
*
*/
EXPORT_C CMMFDevSound* CMMFDevSound::NewL()
{
CMMFDevSound* self = new (ELeave) CMMFDevSound;
CleanupStack::PushL(self);
self->ConstructL();
CleanupStack::Pop();
return self;
}
/**
* Create an instance of CAudioOutput
* @param aSection - Section to read param from the ini file
* @return none
*/
void CT_CAudioOutputData::DoCmdNewL(const TTEFSectionName& aSection) //quite return
{
DestroyData();
INFO_PRINTF1(_L("*START*CT_CAudioOutputData::DoCmdNewL"));
TPtrC devSoundObject;
if( !GetStringFromConfig(aSection, KDevSoundKey, devSoundObject) )
{
ERR_PRINTF2(_L("Error in getting parameter %S from INI file"), &KDevSoundKey);
SetBlockResult(EFail);
}
else
{
CMMFDevSound* DevSoundObject = static_cast<CMMFDevSound*>(GetDataObjectL(devSoundObject));
iAudioOutput = (CAudioOutput*)DevSoundObject->CustomInterface(KUidAudioOutput);
INFO_PRINTF1(_L("*END*CT_CAudioOutputData::DoCmdNewL"));
}
}
void DevSoundCapabilities::constructL(CMMFDevSound &devsound,
QAudio::Mode mode)
{
m_caps = devsound.Capabilities();
TMMFPrioritySettings settings;
switch (mode) {
case QAudio::AudioOutput:
settings.iState = EMMFStatePlaying;
devsound.GetSupportedInputDataTypesL(m_fourCC, settings);
break;
case QAudio::AudioInput:
settings.iState = EMMFStateRecording;
devsound.GetSupportedInputDataTypesL(m_fourCC, settings);
break;
default:
Q_ASSERT_X(false, Q_FUNC_INFO, "Invalid mode");
}
}
void CCmdPlay::DoRunL()
{
if (iMaxVolume)
{
// we use DevSound to get the max volume, as CMdaAudioRecorderUtility
// always returns 0 until we have opened a file.
CMMFDevSound* devSound = CMMFDevSound::NewL();
TInt maxVol = devSound->MaxVolume();
TBool cons = Stdout().AttachedToConsole();
if (cons) Printf(_L("Maximum volume: "));
Printf(_L("%d"), maxVol);
if (cons) Printf(_L("\r\n"));
delete devSound;
}
else
{
if (!iArguments.IsPresent(0))
{
PrintError(KErrArgument, _L("No filename specified"));
DisplayHelp();
Complete(KErrArgument);
return;
}
iPlayer->GetReady(iFile, iVerbose);
if (iOptions.IsPresent(&iPriority) || iOptions.IsPresent(&iPreference))
{
iPlayer->SetPriority(iPriority, iPreference);
}
if (iOptions.IsPresent(&iVolume))
{
iPlayer->SetVolume(iVolume);
}
CActiveScheduler::Start();
User::LeaveIfError(iPlayer->Error());
}
}
/*!
Constructor.
*/
PushAudioOut::PushAudioOut(AudioSource *source, QObject *parent /* = 0 */)
: QThread(parent),
m_audioOutput(0),
m_outTarget(0),
m_sendBuffer(0),
m_sendBufferSize(0),
m_samplesMixed(0),
m_threadState(NotRunning),
m_source(source)
{
DEBUG_INFO(this);
QAudioFormat format;
format.setFrequency(AUDIO_FREQUENCY);
format.setChannels(AUDIO_CHANNELS);
format.setSampleSize(AUDIO_SAMPLE_BITS);
format.setCodec(GEDefaultAudioCodec);
switch (GEByteOrder) {
case BigEndian:
format.setByteOrder(QAudioFormat::BigEndian);
break;
case LittleEndian:
format.setByteOrder(QAudioFormat::LittleEndian);
break;
default:
DEBUG_INFO("INVALID BYTE ORDER");
}
switch (GESampleType) {
case Unknown:
format.setSampleType(QAudioFormat::Unknown);
break;
case SignedInt:
format.setSampleType(QAudioFormat::SignedInt);
break;
case UnSignedInt:
format.setSampleType(QAudioFormat::UnSignedInt);
break;
case Float:
format.setSampleType(QAudioFormat::Float);
break;
default:
DEBUG_INFO("INVALID SAMPLE TYPE");
}
QAudioDeviceInfo info(QAudioDeviceInfo::defaultOutputDevice());
if (!info.isFormatSupported(format))
format = info.nearestFormat(format);
m_audioOutput = new QAudioOutput(info, format);
#if defined(Q_WS_MAEMO_5) || defined(MEEGO_EDITION_HARMATTAN)
m_sendBufferSize = 4096 * 4;
#else
m_audioOutput->setBufferSize(4096 * 4);
#endif
#if defined(Q_WS_MAEMO_5) || defined(MEEGO_EDITION_HARMATTAN)
m_audioOutput->setBufferSize(4096 * 16);
m_sendBufferSize = 4096 * 8;
#else
m_audioOutput->setBufferSize(4096 * 4);
m_sendBufferSize = 4096 * 2;
#endif
DEBUG_INFO("Buffer size: " << m_audioOutput->bufferSize());
m_sendBuffer = new AUDIO_SAMPLE_TYPE[m_sendBufferSize];
m_needsTick = false;
#if defined(QTGAMEENABLER_USE_VOLUME_HACK) && defined(Q_OS_SYMBIAN)
DEBUG_INFO("WARNING: Using the volume hack!");
// This really ugly hack is used as the last resort. This allows us to
// adjust the application volume in Symbian. The CMMFDevSound object lies
// deep inside the QAudioOutput in Symbian implementation and it has the
// needed functions. So, we dig the required object accessing it directly
// from memory.
unsigned int *pointer_to_abstract_audio =
(unsigned int*)((unsigned char*)m_audioOutput + 8);
unsigned int *dev_sound_wrapper =
(unsigned int*)(*pointer_to_abstract_audio) + 13;
unsigned int *temp = ((unsigned int*)(*dev_sound_wrapper) + 6);
CMMFDevSound *devSound = (CMMFDevSound*)(*temp);
devSound->SetVolume(devSound->MaxVolume() * 6 / 10);
#endif
}
PullAudioOut::PullAudioOut(AudioSource *source, QObject *parent)
: QIODevice(parent),
m_source(source)
{
DEBUG_INFO(this);
QAudioFormat format;
format.setFrequency(AUDIO_FREQUENCY);
format.setChannels(AUDIO_CHANNELS);
format.setSampleSize(AUDIO_SAMPLE_BITS);
format.setCodec(GEDefaultAudioCodec);
switch (GEByteOrder) {
case BigEndian:
format.setByteOrder(QAudioFormat::BigEndian);
break;
case LittleEndian:
format.setByteOrder(QAudioFormat::LittleEndian);
break;
default:
DEBUG_INFO("INVALID BYTE ORDER");
}
switch (GESampleType) {
case Unknown:
format.setSampleType(QAudioFormat::Unknown);
break;
case SignedInt:
format.setSampleType(QAudioFormat::SignedInt);
break;
case UnSignedInt:
format.setSampleType(QAudioFormat::UnSignedInt);
break;
case Float:
format.setSampleType(QAudioFormat::Float);
break;
default:
DEBUG_INFO("INVALID SAMPLE TYPE");
}
QAudioDeviceInfo info(QAudioDeviceInfo::defaultOutputDevice());
if (!info.isFormatSupported(format))
format = info.nearestFormat(format);
m_sendBufferSize = 4096;
m_audioOutput = new QAudioOutput(info, format);
#if defined(QTGAMEENABLER_USE_VOLUME_HACK) && defined(Q_OS_SYMBIAN)
DEBUG_INFO("WARNING: Using the volume hack!");
// This really ugly hack is used as the last resort. This allows us to
// adjust the application volume in Symbian. The CMMFDevSound object lies
// deep inside the QAudioOutput in Symbian implementation and it has the
// needed functions. So, we get the needed object accessing it directly
// from memory.
unsigned int *pointer_to_abstract_audio =
(unsigned int*)((unsigned char*)m_audioOutput + 8);
unsigned int *dev_sound_wrapper =
(unsigned int*)(*pointer_to_abstract_audio) + 13;
unsigned int *temp = ((unsigned int*)(*dev_sound_wrapper) + 6);
CMMFDevSound *devSound = (CMMFDevSound*)(*temp);
devSound->SetVolume(devSound->MaxVolume() * 6 / 10);
#endif
open(QIODevice::ReadOnly | QIODevice::Unbuffered);
connect(m_audioOutput, SIGNAL(stateChanged(QAudio::State)),
SLOT(audioStateChanged(QAudio::State)));
}
