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audiogeneralsettings.cpp
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audiogeneralsettings.cpp
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// -*- Mode: c++ -*-
// Standard UNIX C headers
#include <unistd.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
// Qt headers
#include <QCoreApplication>
#include <QEvent>
#include <QDir>
// MythTV headers
#include "mythconfig.h"
#include "mythcorecontext.h"
#include "mythdbcon.h"
#include "audiooutpututil.h"
#include "audiogeneralsettings.h"
#include "mythdialogbox.h"
#include "mythlogging.h"
extern "C" {
#include "libavformat/avformat.h"
}
class TriggeredItem : public TriggeredConfigurationGroup
{
public:
TriggeredItem(Setting *checkbox, ConfigurationGroup *group) :
TriggeredConfigurationGroup(false, false, false, false)
{
setTrigger(checkbox);
addTarget("1", group);
addTarget("0", new VerticalConfigurationGroup(true));
}
TriggeredItem(Setting *checkbox, Setting *setting) :
TriggeredConfigurationGroup(false, false, false, false)
{
setTrigger(checkbox);
addTarget("1", setting);
addTarget("0", new VerticalConfigurationGroup(false, false));
}
};
AudioDeviceComboBox::AudioDeviceComboBox(AudioConfigSettings *parent) :
HostComboBox("AudioOutputDevice", true), m_parent(parent)
{
setLabel(QObject::tr("Audio output device"));
#ifdef USING_ALSA
QString dflt = "ALSA:default";
#elif USING_PULSEOUTPUT
QString dflt = "PulseAudio:default";
#elif CONFIG_DARWIN
QString dflt = "CoreAudio:";
#elif USING_MINGW
QString dflt = "Windows:";
#else
QString dflt = "NULL";
#endif
QString current = gCoreContext->GetSetting(QString("AudioOutputDevice"),
dflt);
addSelection(current, current, true);
connect(this, SIGNAL(valueChanged(const QString&)),
this, SLOT(AudioDescriptionHelp(const QString&)));
}
void AudioDeviceComboBox::AudioRescan()
{
AudioOutput::ADCVect &vect = m_parent->AudioDeviceVect();
AudioOutput::ADCVect::const_iterator it;
if (vect.empty())
return;
QString value = getValue();
clearSelections();
resetMaxCount(vect.size());
bool found = false;
for (it = vect.begin(); it != vect.end(); it++)
addSelection(it->name, it->name,
value == it->name ? (found = true) : false);
if (!found)
{
resetMaxCount(vect.size()+1);
addSelection(value, value, true);
}
// For some reason, it adds an empty entry, remove it
removeSelection(QString::null);
}
void AudioDeviceComboBox::AudioDescriptionHelp(const QString &device)
{
QString desc = m_parent->AudioDeviceMap().value(device).desc;
setHelpText(desc);
}
AudioConfigSettings::AudioConfigSettings(ConfigurationWizard *parent) :
VerticalConfigurationGroup(false, true, false, false),
m_OutputDevice(NULL), m_MaxAudioChannels(NULL),
m_AudioUpmix(NULL), m_AudioUpmixType(NULL),
m_AC3PassThrough(NULL), m_DTSPassThrough(NULL),
m_EAC3PassThrough(NULL),m_TrueHDPassThrough(NULL), m_DTSHDPassThrough(NULL),
m_parent(parent)
{
setLabel(QObject::tr("Audio System"));
setUseLabel(false);
ConfigurationGroup *devicegroup = new HorizontalConfigurationGroup(false,
false);
devicegroup->addChild((m_OutputDevice = new AudioDeviceComboBox(this)));
// Rescan button
TransButtonSetting *rescan = new TransButtonSetting("rescan");
rescan->setLabel(QObject::tr("Rescan"));
rescan->setHelpText(QObject::tr("Rescan for available audio devices. "
"Current entry will be checked and "
"capability entries populated."));
devicegroup->addChild(rescan);
connect(rescan, SIGNAL(pressed()), this, SLOT(AudioRescan()));
addChild(devicegroup);
QString name = m_OutputDevice->getValue();
AudioOutput::AudioDeviceConfig *adc =
AudioOutput::GetAudioDeviceConfig(name, name, true);
if (adc->settings.IsInvalid())
{
LOG(VB_GENERAL, LOG_ERR,
QString("Audio device %1 isn't usable Check audio configuration")
.arg(name));
}
audiodevs.insert(name, *adc);
devices.append(*adc);
delete adc;
ConfigurationGroup *maingroup = new VerticalConfigurationGroup(false,
false);
addChild(maingroup);
m_triggerDigital = new TransCheckBoxSetting();
m_AC3PassThrough = AC3PassThrough();
m_DTSPassThrough = DTSPassThrough();
m_EAC3PassThrough = EAC3PassThrough();
m_TrueHDPassThrough = TrueHDPassThrough();
m_DTSHDPassThrough = DTSHDPassThrough();
m_cgsettings = new HorizontalConfigurationGroup();
m_cgsettings->setLabel(QObject::tr("Digital Audio Capabilities"));
m_cgsettings->addChild(m_AC3PassThrough);
m_cgsettings->addChild(m_DTSPassThrough);
m_cgsettings->addChild(m_EAC3PassThrough);
m_cgsettings->addChild(m_TrueHDPassThrough);
m_cgsettings->addChild(m_DTSHDPassThrough);
TriggeredItem *sub1 = new TriggeredItem(m_triggerDigital, m_cgsettings);
maingroup->addChild(sub1);
maingroup->addChild((m_MaxAudioChannels = MaxAudioChannels()));
maingroup->addChild((m_AudioUpmix = AudioUpmix()));
maingroup->addChild((m_AudioUpmixType = AudioUpmixType()));
TransButtonSetting *test = new TransButtonSetting("test");
test->setLabel(QObject::tr("Test"));
test->setHelpText(QObject::tr("Will play a test pattern on all configured "
"speakers"));
connect(test, SIGNAL(pressed()), this, SLOT(StartAudioTest()));
addChild(test);
TransButtonSetting *advanced = new TransButtonSetting("advanced");
advanced->setLabel(QObject::tr("Advanced Audio Settings"));
advanced->setHelpText(QObject::tr("Enable extra audio settings. Under most "
"usage all options should be left alone"));
connect(advanced, SIGNAL(pressed()), this, SLOT(AudioAdvanced()));
addChild(advanced);
// Set slots
connect(m_MaxAudioChannels, SIGNAL(valueChanged(const QString&)),
this, SLOT(UpdateVisibility(const QString&)));
connect(m_OutputDevice, SIGNAL(valueChanged(const QString&)),
this, SLOT(UpdateCapabilities(const QString&)));
connect(m_AC3PassThrough, SIGNAL(valueChanged(const QString&)),
this, SLOT(UpdateCapabilities(const QString&)));
connect(m_DTSPassThrough, SIGNAL(valueChanged(const QString&)),
this, SLOT(UpdateCapabilities(const QString&)));
connect(m_EAC3PassThrough, SIGNAL(valueChanged(const QString&)),
this, SLOT(UpdateCapabilities(const QString&)));
connect(m_TrueHDPassThrough, SIGNAL(valueChanged(const QString&)),
this, SLOT(UpdateCapabilities(const QString&)));
connect(m_DTSHDPassThrough, SIGNAL(valueChanged(const QString&)),
this, SLOT(UpdateCapabilities(const QString&)));
AudioRescan();
}
void AudioConfigSettings::AudioRescan()
{
if (!slotlock.tryLock())
return;
QVector<AudioOutput::AudioDeviceConfig>* list =
AudioOutput::GetOutputList();
QVector<AudioOutput::AudioDeviceConfig>::const_iterator it;
audiodevs.clear();
for (it = list->begin(); it != list->end(); it++)
audiodevs.insert(it->name, *it);
devices = *list;
delete list;
QString name = m_OutputDevice->getValue();
if (!audiodevs.contains(name))
{
// Scan for possible custom entry that isn't in the list
AudioOutput::AudioDeviceConfig *adc =
AudioOutput::GetAudioDeviceConfig(name, name, true);
if (adc->settings.IsInvalid())
{
QString msg = name + QObject::tr(" is invalid or not useable.");
MythPopupBox::showOkPopup(
GetMythMainWindow(), QObject::tr("Warning"), msg);
LOG(VB_GENERAL, LOG_ERR, QString("Audio device %1 isn't usable")
.arg(name));
}
audiodevs.insert(name, *adc);
devices.append(*adc);
delete adc;
}
m_OutputDevice->AudioRescan();
if (!CheckPassthrough())
{
QString msg =QObject::tr("Passthrough device is invalid or not useable."
" Check configuration in Advanced Settings:") +
gCoreContext->GetSetting("PassThruOutputDevice");
MythPopupBox::showOkPopup(
GetMythMainWindow(), QObject::tr("Warning"), msg);
LOG(VB_GENERAL, LOG_ERR, QString("Audio device %1 isn't usable")
.arg(name));
}
slotlock.unlock();
UpdateCapabilities(QString::null);
}
void AudioConfigSettings::UpdateVisibility(const QString &device)
{
if (!m_MaxAudioChannels && !m_AudioUpmix && !m_AudioUpmixType)
return;
int cur_speakers = m_MaxAudioChannels->getValue().toInt();
m_AudioUpmix->setEnabled(cur_speakers > 2);
m_AudioUpmixType->setEnabled(cur_speakers > 2);
}
AudioOutputSettings AudioConfigSettings::UpdateCapabilities(
const QString &device)
{
int max_speakers = 8;
int realmax_speakers = 8;
bool invalid = false;
AudioOutputSettings settings, settingsdigital;
// Test if everything is set yet
if (!m_OutputDevice || !m_MaxAudioChannels ||
!m_AC3PassThrough || !m_DTSPassThrough ||
!m_EAC3PassThrough || !m_TrueHDPassThrough || !m_DTSHDPassThrough)
return settings;
if (!slotlock.tryLock()) // Doing a rescan of channels
return settings;
bool bAC3 = true;
bool bDTS = true;
bool bLPCM = true;
bool bEAC3 = true;
bool bTRUEHD = true;
bool bDTSHD = true;
QString out = m_OutputDevice->getValue();
if (!audiodevs.contains(out))
{
LOG(VB_AUDIO, LOG_ERR, QString("Update not found (%1)").arg(out));
invalid = true;
}
else
{
bool bForceDigital =
gCoreContext->GetNumSetting("PassThruDeviceOverride", false);
settings = audiodevs.value(out).settings;
settingsdigital = bForceDigital ?
audiodevs.value(gCoreContext->GetSetting("PassThruOutputDevice"))
.settings : settings;
realmax_speakers = max_speakers = settings.BestSupportedChannels();
bAC3 = settingsdigital.canFeature(FEATURE_AC3) &&
m_AC3PassThrough->boolValue();
bDTS = settingsdigital.canFeature(FEATURE_DTS) &&
m_DTSPassThrough->boolValue();
bLPCM = settings.canFeature(FEATURE_LPCM) &&
!gCoreContext->GetNumSetting("StereoPCM", false);
bEAC3 = settingsdigital.canFeature(FEATURE_EAC3) &&
!gCoreContext->GetNumSetting("Audio48kOverride", false);
bTRUEHD = settingsdigital.canFeature(FEATURE_TRUEHD) &&
!gCoreContext->GetNumSetting("Audio48kOverride", false) &&
gCoreContext->GetNumSetting("HBRPassthru", true);
bDTSHD = settingsdigital.canFeature(FEATURE_DTSHD) &&
!gCoreContext->GetNumSetting("Audio48kOverride", false);
if (max_speakers > 2 && !bLPCM)
max_speakers = 2;
if (max_speakers == 2 && (bAC3 || bDTS))
max_speakers = 6;
}
m_triggerDigital->setValue(invalid || settingsdigital.canFeature(
FEATURE_AC3 | FEATURE_DTS | FEATURE_EAC3 |
FEATURE_TRUEHD | FEATURE_DTSHD));
m_EAC3PassThrough->setEnabled(bEAC3);
m_TrueHDPassThrough->setEnabled(bTRUEHD);
m_DTSHDPassThrough->setEnabled(bDTSHD);
int cur_speakers = m_MaxAudioChannels->getValue().toInt();
if (cur_speakers > max_speakers)
{
LOG(VB_AUDIO, LOG_INFO, QString("Reset device %1").arg(out));
cur_speakers = max_speakers;
}
// Remove everything and re-add available channels
m_MaxAudioChannels->clearSelections();
m_MaxAudioChannels->resetMaxCount(3);
for (int i = 1; i <= max_speakers; i++)
{
if (invalid || settings.IsSupportedChannels(i))
{
QString txt;
switch (i)
{
case 2:
txt = QObject::tr("Stereo");
break;
case 6:
txt = QObject::tr("5.1");
break;
case 8:
txt = QObject::tr("7.1");
break;
default:
continue;
}
m_MaxAudioChannels->addSelection(txt, QString::number(i),
i == cur_speakers);
}
}
// Return values is used by audio test
// where we mainly are interested by the number of channels
// if we support AC3 and/or LPCM
settings.SetBestSupportedChannels(cur_speakers);
settings.setFeature(bAC3, FEATURE_AC3);
settings.setFeature(bLPCM && realmax_speakers > 2, FEATURE_LPCM);
slotlock.unlock();
return settings;
}
void AudioConfigSettings::AudioAdvanced()
{
QString out = m_OutputDevice->getValue();
bool invalid = false;
AudioOutputSettings settings;
if (!audiodevs.contains(out))
{
invalid = true;
}
else
{
settings = audiodevs.value(out).settings;
}
AudioAdvancedSettingsGroup audiosettings(invalid ||
(settings.canLPCM() &&
settings.canPassthrough() >= 0));
if (audiosettings.exec() == kDialogCodeAccepted)
{
AudioRescan();
UpdateCapabilities(QString::null);
}
}
HostComboBox *AudioConfigSettings::MaxAudioChannels()
{
QString name = "MaxChannels";
HostComboBox *gc = new HostComboBox(name, false);
gc->setLabel(QObject::tr("Speaker configuration"));
gc->addSelection(QObject::tr("Stereo"), "2", true); // default
gc->setHelpText(QObject::tr("Select the maximum number of audio "
"channels supported by your receiver "
"and speakers."));
return gc;
}
HostCheckBox *AudioConfigSettings::AudioUpmix()
{
HostCheckBox *gc = new HostCheckBox("AudioDefaultUpmix");
gc->setLabel(QObject::tr("Upconvert stereo to 5.1 surround"));
gc->setValue(true);
gc->setHelpText(QObject::tr("If enabled, MythTV will upconvert stereo "
"to 5.1 audio. You can enable or disable "
"the upconversion during playback at any time."));
return gc;
}
HostComboBox *AudioConfigSettings::AudioUpmixType()
{
HostComboBox *gc = new HostComboBox("AudioUpmixType",false);
gc->setLabel(QObject::tr("Upmix Quality"));
gc->addSelection(QObject::tr("Good"), "1");
gc->addSelection(QObject::tr("Best"), "2", true); // default
gc->setHelpText(QObject::tr("Set the audio surround-upconversion quality."));
return gc;
}
HostCheckBox *AudioConfigSettings::AC3PassThrough()
{
HostCheckBox *gc = new HostCheckBox("AC3PassThru");
gc->setLabel(QObject::tr("Dolby Digital"));
gc->setValue(false);
gc->setHelpText(QObject::tr("Enable if your amplifier or sound decoder "
"supports AC3/Dolby Digital. You must use a digital "
"connection. Uncheck if using an analog connection."));
return gc;
}
HostCheckBox *AudioConfigSettings::DTSPassThrough()
{
HostCheckBox *gc = new HostCheckBox("DTSPassThru");
gc->setLabel(QObject::tr("DTS"));
gc->setValue(false);
gc->setHelpText(QObject::tr("Enable if your amplifier or sound decoder "
"supports DTS. You must use a digital connection. Uncheck "
"if using an analog connection"));
return gc;
}
HostCheckBox *AudioConfigSettings::EAC3PassThrough()
{
HostCheckBox *gc = new HostCheckBox("EAC3PassThru");
gc->setLabel(QObject::tr("E-AC3"));
gc->setValue(false);
gc->setHelpText(QObject::tr("Enable if your amplifier or sound decoder "
"supports E-AC3 (DD+). You must use a hdmi connection."));
return gc;
}
HostCheckBox *AudioConfigSettings::TrueHDPassThrough()
{
HostCheckBox *gc = new HostCheckBox("TrueHDPassThru");
gc->setLabel(QObject::tr("TrueHD"));
gc->setValue(false);
gc->setHelpText(QObject::tr("Enable if your amplifier or sound decoder "
"supports Dolby TrueHD. You must use a hdmi connection."));
return gc;
}
HostCheckBox *AudioConfigSettings::DTSHDPassThrough()
{
HostCheckBox *gc = new HostCheckBox("DTSHDPassThru");
gc->setLabel(QObject::tr("DTS-HD"));
gc->setValue(false);
gc->setHelpText(QObject::tr("Enable if your amplifier or sound decoder "
"supports DTS-HD. You must use a hdmi connection."));
return gc;
}
bool AudioConfigSettings::CheckPassthrough()
{
bool ok = true;
if (gCoreContext->GetNumSetting("PassThruDeviceOverride", false))
{
QString name = gCoreContext->GetSetting("PassThruOutputDevice");
AudioOutput::AudioDeviceConfig *adc =
AudioOutput::GetAudioDeviceConfig(name, name, true);
if (adc->settings.IsInvalid())
{
LOG(VB_GENERAL, LOG_ERR,
QString("Passthru device %1 isn't usable "
"Check audio configuration").arg(name));
ok = false;
}
// add it to list of known devices
audiodevs.insert(name, *adc);
devices.append(*adc);
delete adc;
}
return ok;
}
void AudioConfigSettings::StartAudioTest()
{
AudioOutputSettings settings = UpdateCapabilities(QString::null);
QString out = m_OutputDevice->getValue();
QString passthrough =
gCoreContext->GetNumSetting("PassThruDeviceOverride", false) ?
gCoreContext->GetSetting("PassThruOutputDevice") : QString::null;
int channels = m_MaxAudioChannels->getValue().toInt();
QString errMsg;
AudioTestGroup audiotest(out, passthrough, channels, settings);
audiotest.exec();
}
AudioTestThread::AudioTestThread(QObject *parent,
QString main, QString passthrough,
int channels,
AudioOutputSettings settings,
bool hd) :
m_parent(parent), m_channels(channels), m_device(main),
m_passthrough(passthrough), m_interrupted(false), m_channel(-1), m_hd(hd)
{
m_format = hd ? settings.BestSupportedFormat() : FORMAT_S16;
m_samplerate = hd ? settings.BestSupportedRate() : 48000;
m_audioOutput = AudioOutput::OpenAudio(m_device, m_passthrough,
m_format, m_channels,
0, m_samplerate,
AUDIOOUTPUT_VIDEO,
true, false, 0, &settings);
if (result().isEmpty())
{
m_audioOutput->Pause(true);
}
}
QEvent::Type ChannelChangedEvent::kEventType =
(QEvent::Type) QEvent::registerEventType();
AudioTestThread::~AudioTestThread()
{
cancel();
wait();
if (m_audioOutput)
delete m_audioOutput;
}
void AudioTestThread::cancel()
{
m_interrupted = true;
}
QString AudioTestThread::result()
{
QString errMsg;
if (!m_audioOutput)
errMsg = QObject::tr("Unable to create AudioOutput.");
else
errMsg = m_audioOutput->GetError();
return errMsg;
}
void AudioTestThread::setChannel(int channel)
{
m_channel = channel;
}
void AudioTestThread::run()
{
threadRegister("AudioTest");
m_interrupted = false;
int smptelayout[7][8] = {
{ 0, 1 }, //stereo
{ }, //not used
{ }, //not used
{ }, //not used
{ 0, 2, 1, 5, 4, 3 }, //5.1
{ }, //not used
{ 0, 2, 1, 7, 5, 4, 6, 3 }, //7.1
};
if (m_audioOutput)
{
char *frames_in = new char[m_channels * 1024 * sizeof(int32_t) + 15];
char *frames = (char *)(((long)frames_in + 15) & ~0xf);
m_audioOutput->Pause(false);
int begin = 0;
int end = m_channels;
if (m_channel >= 0)
{
begin = m_channel;
end = m_channel + 1;
}
while (!m_interrupted)
{
for (int i = begin; i < end && !m_interrupted; i++)
{
int current = smptelayout[m_channels - 2][i];
if (m_parent)
{
QString channel;
switch(current)
{
case 0:
channel = "frontleft";
break;
case 1:
channel = "frontright";
break;
case 2:
channel = "center";
break;
case 3:
channel = "lfe";
break;
case 4:
if (m_channels == 6)
channel = "surroundleft";
else
channel = "rearleft";
break;
case 5:
if (m_channels == 6)
channel = "surroundright";
else
channel = "rearright";
break;
case 6:
channel = "surroundleft";
break;
case 7:
channel = "surroundright";
break;
}
QCoreApplication::postEvent(
m_parent, new ChannelChangedEvent(channel,
m_channel < 0));
LOG(VB_AUDIO, LOG_INFO, QString("AudioTest: %1 (%2->%3)")
.arg(channel).arg(i).arg(current));
}
// play sample sound for about 3s
int top = m_samplerate / 1000 * 3;
for (int j = 0; j < top && !m_interrupted; j++)
{
AudioOutputUtil::GeneratePinkFrames(frames, m_channels,
current, 1000,
m_hd ? 32 : 16);
if (!m_audioOutput->AddFrames(frames, 1000 , -1))
{
LOG(VB_AUDIO, LOG_ERR, "AddData() Audio buffer "
"overflow, audio data lost!");
}
// a tad less than 1/48th of a second to avoid underruns
usleep((1000000 / m_samplerate) * 1000);
}
m_audioOutput->Drain();
m_audioOutput->Pause(true);
usleep(500000); // .5s pause
m_audioOutput->Pause(false);
}
if (m_channel >= 0)
break;
}
m_audioOutput->Pause(true);
delete[] frames_in;
}
threadDeregister();
}
AudioTest::AudioTest(QString main, QString passthrough,
int channels, AudioOutputSettings settings)
: VerticalConfigurationGroup(false, true, false, false),
m_channels(channels),
m_frontleft(NULL), m_frontright(NULL), m_center(NULL),
m_surroundleft(NULL), m_surroundright(NULL),
m_rearleft(NULL), m_rearright(NULL), m_lfe(NULL),
m_main(main), m_passthrough(passthrough), m_settings(settings),
m_quality(false)
{
setLabel(QObject::tr("Audio Configuration Testing"));
m_at = new AudioTestThread(this, main, passthrough, channels,
settings, m_quality);
if (!m_at->result().isEmpty())
{
QString msg = main + QObject::tr(" is invalid or not "
"useable.");
MythPopupBox::showOkPopup(
GetMythMainWindow(), QObject::tr("Warning"), msg);
return;
}
m_button = new TransButtonSetting("start");
m_button->setLabel(QObject::tr("Test All"));
m_button->setHelpText(QObject::tr("Start all channels test"));
connect(m_button, SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
ConfigurationGroup *frontgroup =
new HorizontalConfigurationGroup(false,
false);
ConfigurationGroup *middlegroup =
new HorizontalConfigurationGroup(false,
false);
ConfigurationGroup *reargroup =
new HorizontalConfigurationGroup(false,
false);
m_frontleft = new TransButtonSetting("0");
m_frontleft->setLabel(QObject::tr("Front Left"));
connect(m_frontleft,
SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
m_frontright = new TransButtonSetting(m_channels == 2 ? "1" : "2");
m_frontright->setLabel(QObject::tr("Front Right"));
connect(m_frontright,
SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
m_center = new TransButtonSetting("1");
m_center->setLabel(QObject::tr("Center"));
connect(m_center,
SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
frontgroup->addChild(m_frontleft);
switch(m_channels)
{
case 8:
m_rearleft = new TransButtonSetting("5");
m_rearleft->setLabel(QObject::tr("Rear Left"));
connect(m_rearleft,
SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
m_rearright = new TransButtonSetting("4");
m_rearright->setLabel(QObject::tr("Rear Right"));
connect(m_rearright,
SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
reargroup->addChild(m_rearleft);
reargroup->addChild(m_rearright);
case 6:
m_surroundleft = new TransButtonSetting(m_channels == 6 ?
"4" : "6");
m_surroundleft->setLabel(QObject::tr("Surround Left"));
connect(m_surroundleft,
SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
m_surroundright = new TransButtonSetting("3");
m_surroundright->setLabel(QObject::tr("Surround Right"));
connect(m_surroundright,
SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
m_lfe = new TransButtonSetting(m_channels == 6 ? "5" : "7");
m_lfe->setLabel(QObject::tr("LFE"));
connect(m_lfe,
SIGNAL(pressed(QString)), this, SLOT(toggle(QString)));
frontgroup->addChild(m_center);
middlegroup->addChild(m_surroundleft);
middlegroup->addChild(m_lfe);
middlegroup->addChild(m_surroundright);
case 2:
break;
}
frontgroup->addChild(m_frontright);
addChild(frontgroup);
addChild(middlegroup);
addChild(reargroup);
addChild(m_button);
m_hd = new TransCheckBoxSetting();
m_hd->setLabel(QObject::tr("Use Highest Quality Mode"));
m_hd->setHelpText(QObject::tr("Use the highest audio quality settings "
"supported by your audio card. This will be "
"a good place to start troubleshooting "
"potential errors"));
addChild(m_hd);
connect(m_hd, SIGNAL(valueChanged(QString)), this, SLOT(togglequality()));
}
AudioTest::~AudioTest()
{
m_at->cancel();
m_at->wait();
delete m_at;
}
void AudioTest::toggle(QString str)
{
if (str == "start")
{
if (m_at->isRunning())
{
m_at->cancel();
m_button->setLabel(QObject::tr("Test All"));
if (m_frontleft)
m_frontleft->setEnabled(true);
if (m_frontright)
m_frontright->setEnabled(true);
if (m_center)
m_center->setEnabled(true);
if (m_surroundleft)
m_surroundleft->setEnabled(true);
if (m_surroundright)
m_surroundright->setEnabled(true);
if (m_rearleft)
m_rearleft->setEnabled(true);
if (m_rearright)
m_rearright->setEnabled(true);
if (m_lfe)
m_lfe->setEnabled(true);
}
else
{
m_at->setChannel(-1);
m_at->start();
m_button->setLabel(QObject::tr("Stop"));
}
return;
}
if (m_at->isRunning())
{
m_at->cancel();
m_at->wait();
}
int channel = str.toInt();
m_at->setChannel(channel);
m_at->start();
}
void AudioTest::togglequality()
{
if (m_at->isRunning())
{
toggle("start");
}
m_quality = m_hd->boolValue();
delete m_at;
m_at = new AudioTestThread(this, m_main, m_passthrough, m_channels,
m_settings, m_quality);
if (!m_at->result().isEmpty())
{
QString msg = QObject::tr("Audio device is invalid or not useable.");
MythPopupBox::showOkPopup(
GetMythMainWindow(), QObject::tr("Warning"), msg);
}
}
bool AudioTest::event(QEvent *event)
{
if (event->type() != ChannelChangedEvent::kEventType)
return QObject::event(event); //not handled
ChannelChangedEvent *cce = (ChannelChangedEvent*)(event);
QString channel = cce->channel;
if (!cce->fulltest)
return false;
bool fl, fr, c, lfe, sl, sr, rl, rr;
fl = fr = c = lfe = sl = sr = rl = rr = false;
if (channel == "frontleft")
{
fl = true;
}
else if (channel == "frontright")
{
fr = true;
}
else if (channel == "center")
{
c = true;
}
else if (channel == "lfe")
{
lfe = true;
}
else if (channel == "surroundleft")
{
sl = true;
}
else if (channel == "surroundright")
{
sr = true;
}
else if (channel == "rearleft")
{
rl = true;
}
else if (channel == "rearright")
{
rr = true;
}
if (m_frontleft)
m_frontleft->setEnabled(fl);
if (m_frontright)
m_frontright->setEnabled(fr);
if (m_center)
m_center->setEnabled(c);
if (m_surroundleft)
m_surroundleft->setEnabled(sl);
if (m_surroundright)
m_surroundright->setEnabled(sr);
if (m_rearleft)
m_rearleft->setEnabled(rl);
if (m_rearright)
m_rearright->setEnabled(rr);
if (m_lfe)
m_lfe->setEnabled(lfe);
return false;
}
AudioTestGroup::AudioTestGroup(QString main, QString passthrough,
int channels, AudioOutputSettings settings)
{
addChild(new AudioTest(main, passthrough, channels, settings));
}
HostCheckBox *AudioMixerSettings::MythControlsVolume()
{
HostCheckBox *gc = new HostCheckBox("MythControlsVolume");
gc->setLabel(QObject::tr("Use internal volume controls"));
gc->setValue(true);
gc->setHelpText(QObject::tr("If enabled, MythTV will control the PCM and "
"master mixer volume. Disable this option if you prefer "
"to control the volume externally (for example, using "
"your amplifier) or if you use an external mixer program."));
return gc;
}
HostComboBox *AudioMixerSettings::MixerDevice()
{
HostComboBox *gc = new HostComboBox("MixerDevice", true);
gc->setLabel(QObject::tr("Mixer device"));
#ifdef USING_OSS
QDir dev("/dev", "mixer*", QDir::Name, QDir::System);
gc->fillSelectionsFromDir(dev);
dev.setPath("/dev/sound");
if (dev.exists())
{
gc->fillSelectionsFromDir(dev);
}
#endif
#ifdef USING_ALSA
gc->addSelection("ALSA:default", "ALSA:default");
#endif
#ifdef USING_MINGW
gc->addSelection("DirectX:", "DirectX:");
gc->addSelection("Windows:", "Windows:");
#endif
#if !defined(USING_MINGW)
gc->addSelection("software", "software");
gc->setHelpText(QObject::tr("Setting the mixer device to \"software\" "
"lets MythTV control the volume of all audio at the "
"expense of a slight quality loss."));
#endif
return gc;
}
const char* AudioMixerSettings::MixerControlControls[] = { "PCM",
"Master" };
HostComboBox *AudioMixerSettings::MixerControl()
{
HostComboBox *gc = new HostComboBox("MixerControl", true);
gc->setLabel(QObject::tr("Mixer controls"));
for (unsigned int i = 0; i < sizeof(MixerControlControls) / sizeof(char*);
++i)
{
gc->addSelection(QObject::tr(MixerControlControls[i]),
MixerControlControls[i]);
}
gc->setHelpText(QObject::tr("Changing the volume adjusts the selected mixer."));
return gc;
}
HostSlider *AudioMixerSettings::MixerVolume()
{