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Improved audio stream error handling

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This commit is contained in:
Bill Somerville 2020-08-16 00:55:29 +01:00
parent 50da40413f
commit 65f994ce90
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GPG Key ID: D864B06D1E81618F
4 changed files with 162 additions and 92 deletions
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21
Audio/soundout.cpp
View File

@ -43,12 +43,14 @@ bool SoundOutput::audioError () const
void SoundOutput::setFormat (QAudioDeviceInfo const& device, unsigned channels, int frames_buffered)
{
if (!device.isNull ())
{
Q_ASSERT (0 < channels && channels < 3);
m_framesBuffered = frames_buffered;
QAudioFormat format (device.preferredFormat ());
// qDebug () << "Preferred audio output format:" << format;
// qDebug () << "Preferred audio output format:" << format;
format.setChannelCount (channels);
format.setCodec ("audio/pcm");
format.setSampleRate (48000);
@ -63,25 +65,38 @@ void SoundOutput::setFormat (QAudioDeviceInfo const& device, unsigned channels,
{
Q_EMIT error (tr ("Requested output audio format is not supported on device."));
}
qDebug () << "Selected audio output format:" << format;
else
{
// qDebug () << "Selected audio output format:" << format;
m_stream.reset (new QAudioOutput (device, format));
audioError ();
m_stream->setVolume (m_volume);
m_stream->setNotifyInterval(100);
error_ = false;
connect (m_stream.data(), &QAudioOutput::stateChanged, this, &SoundOutput::handleStateChanged);
// qDebug() << "A" << m_volume << m_stream->notifyInterval();
}
}
}
void SoundOutput::restart (QIODevice * source)
{
if (!m_stream)
{
if (!error_)
{
error_ = true; // only signal error once
Q_EMIT error (tr ("No audio output device configured."));
}
return;
}
else
{
error_ = false;
}
// we have to set this before every start on the stream because the
// Windows implementation seems to forget the buffer size after a
@ -95,7 +110,7 @@ void SoundOutput::restart (QIODevice * source)
}
m_stream->setCategory ("production");
m_stream->start (source);
//qDebug () << "SoundOut selected buffer size (bytes):" << m_stream->bufferSize () << "period size:" << m_stream->periodSize ();
// qDebug () << "SoundOut selected buffer size (bytes):" << m_stream->bufferSize () << "period size:" << m_stream->periodSize ();
}
void SoundOutput::suspend ()

2
Audio/soundout.h
View File

@ -20,6 +20,7 @@ public:
SoundOutput ()
: m_framesBuffered {0}
, m_volume {1.0}
, error_ {false}
{
}
@ -49,6 +50,7 @@ private:
QScopedPointer<QAudioOutput> m_stream;
int m_framesBuffered;
qreal m_volume;
bool error_;
};
#endif

166
Configuration.cpp
View File

@ -433,9 +433,13 @@ private:
void write_settings ();
Q_SLOT void lazy_models_load (int);
void find_audio_devices ();
QAudioDeviceInfo find_audio_device (QAudio::Mode, QComboBox *, QString const& device_name);
void load_audio_devices (QAudio::Mode, QComboBox *, QAudioDeviceInfo *);
void update_audio_channels (QComboBox const *, int, QComboBox *, bool);
void find_tab (QWidget *);
void initialize_models ();
bool split_mode () const
{
@ -1193,7 +1197,7 @@ Configuration::impl::impl (Configuration * self, QNetworkAccessManager * network
ui_->highlighting_list_view->setModel (&next_decode_highlighing_model_);
enumerate_rigs ();
initialize_models ();
// initialize_models ();
transceiver_thread_ = new QThread {this};
transceiver_thread_->start ();
@ -1231,6 +1235,10 @@ void Configuration::impl::lazy_models_load (int current_tab_index)
void Configuration::impl::initialize_models ()
{
{
SettingsGroup g {settings_, "Configuration"};
find_audio_devices ();
}
auto pal = ui_->callsign_line_edit->palette ();
if (my_callsign_.isEmpty ())
{
@ -1405,39 +1413,7 @@ void Configuration::impl::read_settings ()
save_directory_.setPath (settings_->value ("SaveDir", default_save_directory_.absolutePath ()).toString ());
azel_directory_.setPath (settings_->value ("AzElDir", default_azel_directory_.absolutePath ()).toString ());
{
//
// retrieve audio input device
//
auto saved_name = settings_->value ("SoundInName").toString ();
Q_FOREACH (auto const& p, QAudioDeviceInfo::availableDevices (QAudio::AudioInput)) // available audio input devices
{
if (p.deviceName () == saved_name)
{
audio_input_device_ = p;
break;
}
}
}
{
//
// retrieve audio output device
//
auto saved_name = settings_->value("SoundOutName").toString();
Q_FOREACH (auto const& p, QAudioDeviceInfo::availableDevices (QAudio::AudioOutput)) // available audio output devices
{
if (p.deviceName () == saved_name)
{
audio_output_device_ = p;
break;
}
}
}
// retrieve audio channel info
audio_input_channel_ = AudioDevice::fromString (settings_->value ("AudioInputChannel", "Mono").toString ());
audio_output_channel_ = AudioDevice::fromString (settings_->value ("AudioOutputChannel", "Mono").toString ());
find_audio_devices ();
type_2_msg_gen_ = settings_->value ("Type2MsgGen", QVariant::fromValue (Configuration::type_2_msg_3_full)).value<Configuration::Type2MsgGen> ();
@ -1540,6 +1516,27 @@ void Configuration::impl::read_settings ()
pwrBandTuneMemory_ = settings_->value("pwrBandTuneMemory",false).toBool ();
}
void Configuration::impl::find_audio_devices ()
{
//
// retrieve audio input device
//
auto saved_name = settings_->value ("SoundInName").toString ();
audio_input_device_ = find_audio_device (QAudio::AudioInput, ui_->sound_input_combo_box, saved_name);
audio_input_channel_ = AudioDevice::fromString (settings_->value ("AudioInputChannel", "Mono").toString ());
update_audio_channels (ui_->sound_input_combo_box, ui_->sound_input_combo_box->currentIndex (), ui_->sound_input_channel_combo_box, false);
ui_->sound_input_channel_combo_box->setCurrentIndex (audio_input_channel_);
//
// retrieve audio output device
//
saved_name = settings_->value("SoundOutName").toString();
audio_output_channel_ = AudioDevice::fromString (settings_->value ("AudioOutputChannel", "Mono").toString ());
audio_output_device_ = find_audio_device (QAudio::AudioOutput, ui_->sound_output_combo_box, saved_name);
update_audio_channels (ui_->sound_output_combo_box, ui_->sound_output_combo_box->currentIndex (), ui_->sound_output_channel_combo_box, true);
ui_->sound_output_channel_combo_box->setCurrentIndex (audio_output_channel_);
}
void Configuration::impl::write_settings ()
{
SettingsGroup g {settings_, "Configuration"};
@ -1634,6 +1631,7 @@ void Configuration::impl::write_settings ()
settings_->setValue ("pwrBandTuneMemory", pwrBandTuneMemory_);
settings_->setValue ("Region", QVariant::fromValue (region_));
settings_->setValue ("AutoGrid", use_dynamic_grid_);
settings_->sync ();
}
void Configuration::impl::set_rig_invariants ()
@ -1765,15 +1763,27 @@ void Configuration::impl::set_rig_invariants ()
bool Configuration::impl::validate ()
{
if (ui_->sound_input_combo_box->currentIndex () < 0)
if (ui_->sound_input_combo_box->currentIndex () < 0
&& audio_input_device_.isNull ())
{
find_tab (ui_->sound_input_combo_box);
MessageBox::critical_message (this, tr ("Invalid audio input device"));
return false;
}
if (ui_->sound_output_combo_box->currentIndex () < 0)
if (ui_->sound_input_channel_combo_box->currentIndex () < 0
&& audio_input_device_.isNull ())
{
MessageBox::warning_message (this, tr ("Invalid audio output device"));
find_tab (ui_->sound_input_combo_box);
MessageBox::critical_message (this, tr ("Invalid audio input device"));
return false;
}
if (ui_->sound_output_combo_box->currentIndex () < 0
&& audio_output_device_.isNull ())
{
find_tab (ui_->sound_output_combo_box);
MessageBox::information_message (this, tr ("Invalid audio output device"));
// don't reject as we can work without an audio output
}
@ -1796,16 +1806,7 @@ bool Configuration::impl::validate ()
if (ui_->rbField_Day->isEnabled () && ui_->rbField_Day->isChecked () &&
!ui_->Field_Day_Exchange->hasAcceptableInput ())
{
for (auto * parent = ui_->Field_Day_Exchange->parentWidget (); parent; parent = parent->parentWidget ())
{
auto index = ui_->configuration_tabs->indexOf (parent);
if (index != -1)
{
ui_->configuration_tabs->setCurrentIndex (index);
break;
}
}
ui_->Field_Day_Exchange->setFocus ();
find_tab (ui_->Field_Day_Exchange);
MessageBox::critical_message (this, tr ("Invalid Contest Exchange")
, tr ("You must input a valid ARRL Field Day exchange"));
return false;
@ -1814,16 +1815,7 @@ bool Configuration::impl::validate ()
if (ui_->rbRTTY_Roundup->isEnabled () && ui_->rbRTTY_Roundup->isChecked () &&
!ui_->RTTY_Exchange->hasAcceptableInput ())
{
for (auto * parent = ui_->RTTY_Exchange->parentWidget (); parent; parent = parent->parentWidget ())
{
auto index = ui_->configuration_tabs->indexOf (parent);
if (index != -1)
{
ui_->configuration_tabs->setCurrentIndex (index);
break;
}
}
ui_->RTTY_Exchange->setFocus ();
find_tab (ui_->RTTY_Exchange);
MessageBox::critical_message (this, tr ("Invalid Contest Exchange")
, tr ("You must input a valid ARRL RTTY Roundup exchange"));
return false;
@ -2618,6 +2610,7 @@ void Configuration::impl::transceiver_frequency (Frequency f)
current_offset_ = stations_.offset (f);
cached_rig_state_.frequency (apply_calibration (f + current_offset_));
qDebug () << "Configuration::impl::transceiver_frequency: n:" << transceiver_command_number_ + 1 << "f:" << f;
Q_EMIT set_transceiver (cached_rig_state_, ++transceiver_command_number_);
}
@ -2643,6 +2636,7 @@ void Configuration::impl::transceiver_tx_frequency (Frequency f)
cached_rig_state_.tx_frequency (apply_calibration (f + current_tx_offset_));
}
qDebug () << "Configuration::impl::transceiver_tx_frequency: n:" << transceiver_command_number_ + 1 << "f:" << f;
Q_EMIT set_transceiver (cached_rig_state_, ++transceiver_command_number_);
}
}
@ -2651,6 +2645,7 @@ void Configuration::impl::transceiver_mode (MODE m)
{
cached_rig_state_.online (true); // we want the rig online
cached_rig_state_.mode (m);
qDebug () << "Configuration::impl::transceiver_mode: n:" << transceiver_command_number_ + 1 << "m:" << m;
Q_EMIT set_transceiver (cached_rig_state_, ++transceiver_command_number_);
}
@ -2659,6 +2654,7 @@ void Configuration::impl::transceiver_ptt (bool on)
cached_rig_state_.online (true); // we want the rig online
set_cached_mode ();
cached_rig_state_.ptt (on);
qDebug () << "Configuration::impl::transceiver_ptt: n:" << transceiver_command_number_ + 1 << "on:" << on;
Q_EMIT set_transceiver (cached_rig_state_, ++transceiver_command_number_);
}
@ -2757,8 +2753,11 @@ void Configuration::impl::close_rig ()
}
}
// load the available audio devices into the selection combo box
void Configuration::impl::load_audio_devices (QAudio::Mode mode, QComboBox * combo_box, QAudioDeviceInfo * device)
// find the audio device that matches the specified name, also
// populate into the selection combo box with any devices we find in
// the search
QAudioDeviceInfo Configuration::impl::find_audio_device (QAudio::Mode mode, QComboBox * combo_box
, QString const& device_name)
{
using std::copy;
using std::back_inserter;
@ -2766,7 +2765,40 @@ void Configuration::impl::load_audio_devices (QAudio::Mode mode, QComboBox * com
combo_box->clear ();
int current_index = -1;
Q_FOREACH (auto const& p, QAudioDeviceInfo::availableDevices (mode))
auto const& devices = QAudioDeviceInfo::availableDevices (mode);
Q_FOREACH (auto const& p, devices)
{
// qDebug () << "Audio device: input:" << (QAudio::AudioInput == mode) << "name:" << p.deviceName () << "preferred format:" << p.preferredFormat () << "endians:" << p.supportedByteOrders () << "codecs:" << p.supportedCodecs () << "channels:" << p.supportedChannelCounts () << "rates:" << p.supportedSampleRates () << "sizes:" << p.supportedSampleSizes () << "types:" << p.supportedSampleTypes ();
// convert supported channel counts into something we can store in the item model
QList<QVariant> channel_counts;
auto scc = p.supportedChannelCounts ();
copy (scc.cbegin (), scc.cend (), back_inserter (channel_counts));
combo_box->addItem (p.deviceName (), QVariant::fromValue (audio_info_type {p, channel_counts}));
if (p.deviceName () == device_name)
{
current_index = combo_box->count () - 1;
combo_box->setCurrentIndex (current_index);
return p;
}
}
combo_box->setCurrentIndex (current_index);
return {};
}
// load the available audio devices into the selection combo box
void Configuration::impl::load_audio_devices (QAudio::Mode mode, QComboBox * combo_box
, QAudioDeviceInfo * device)
{
using std::copy;
using std::back_inserter;
combo_box->clear ();
int current_index = -1;
auto const& devices = QAudioDeviceInfo::availableDevices (mode);
Q_FOREACH (auto const& p, devices)
{
// qDebug () << "Audio device: input:" << (QAudio::AudioInput == mode) << "name:" << p.deviceName () << "preferred format:" << p.preferredFormat () << "endians:" << p.supportedByteOrders () << "codecs:" << p.supportedCodecs () << "channels:" << p.supportedChannelCounts () << "rates:" << p.supportedSampleRates () << "sizes:" << p.supportedSampleSizes () << "types:" << p.supportedSampleTypes ();
@ -2814,6 +2846,20 @@ void Configuration::impl::update_audio_channels (QComboBox const * source_combo_
}
}
void Configuration::impl::find_tab (QWidget * target)
{
for (auto * parent = target->parentWidget (); parent; parent = parent->parentWidget ())
{
auto index = ui_->configuration_tabs->indexOf (parent);
if (index != -1)
{
ui_->configuration_tabs->setCurrentIndex (index);
break;
}
}
target->setFocus ();
}
// load all the supported rig names into the selection combo box
void Configuration::impl::enumerate_rigs ()
{

11
Modulator/Modulator.cpp
View File

@ -105,7 +105,14 @@ void Modulator::start (QString mode, unsigned symbolsLength, double framesPerSym
// qDebug() << "delay_ms:" << delay_ms << "mstr:" << mstr << "m_silentFrames:" << m_silentFrames << "m_ic:" << m_ic << "m_state:" << m_state;
m_stream = stream;
if (m_stream) m_stream->restart (this);
if (m_stream)
{
m_stream->restart (this);
}
else
{
qDebug () << "Modulator::start: no audio output stream assigned";
}
}
void Modulator::tune (bool newState)
@ -142,7 +149,7 @@ void Modulator::close ()
qint64 Modulator::readData (char * data, qint64 maxSize)
{
//qDebug () << "readData: maxSize:" << maxSize;
// qDebug () << "readData: maxSize:" << maxSize;
double toneFrequency=1500.0;
if(m_nsps==6) {