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SDRPlay plugin: change of sample rate needs full stop / start sequence

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This commit is contained in:
f4exb 2016-11-19 04:11:19 +01:00
parent ebdec74822
commit 2e85a6a5b1
2 changed files with 32 additions and 31 deletions
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58
plugins/samplesource/sdrplay/sdrplayinput.cpp
View File

@ -36,7 +36,8 @@ SDRPlayInput::SDRPlayInput(DeviceSourceAPI *deviceAPI) :
m_settings(),
m_dev(0),
m_sdrPlayThread(0),
m_deviceDescription("SDRPlay")
m_deviceDescription("SDRPlay"),
m_devNumber(0)
{
}
@ -54,6 +55,8 @@ bool SDRPlayInput::start(int device)
{
QMutexLocker mutexLocker(&m_mutex);
m_devNumber = device;
if (m_dev != 0)
{
stop();
@ -100,6 +103,15 @@ bool SDRPlayInput::start(int device)
return false;
}
int sampleRate = SDRPlaySampleRates::getRate(m_settings.m_devSampleRateIndex);
if ((res = mirisdr_set_sample_rate(m_dev, sampleRate)))
{
qCritical("SDRPlayInput::start: could not set sample rate to %d: rc: %d", sampleRate, res);
stop();
return false;
}
char bulkFormatString[] = "BULK";
if ((res = mirisdr_set_transfer(m_dev, bulkFormatString)) < 0)
@ -126,7 +138,7 @@ bool SDRPlayInput::start(int device)
mutexLocker.unlock();
applySettings(m_settings, true);
applySettings(m_settings, true, true);
return true;
}
@ -173,11 +185,23 @@ bool SDRPlayInput::handleMessage(const Message& message)
{
MsgConfigureSDRPlay& conf = (MsgConfigureSDRPlay&) message;
qDebug() << "SDRPlayInput::handleMessage: MsgConfigureSDRPlay";
const SDRPlaySettings& settings = conf.getSettings();
if (!applySettings(conf.getSettings(), false))
// change of sample rate needs full stop / start sequence that includes the standard apply settings
if (m_settings.m_devSampleRateIndex != settings.m_devSampleRateIndex)
{
m_settings.m_devSampleRateIndex = settings.m_devSampleRateIndex;
stop();
start(m_devNumber);
}
// standard changes
else
{
if (!applySettings(settings, false, false))
{
qDebug("SDRPlayInput::handleMessage: config error");
}
}
return true;
}
@ -187,35 +211,11 @@ bool SDRPlayInput::handleMessage(const Message& message)
}
}
bool SDRPlayInput::applySettings(const SDRPlaySettings& settings, bool force)
bool SDRPlayInput::applySettings(const SDRPlaySettings& settings, bool forwardChange, bool force)
{
bool forwardChange = false;
bool forceGainSetting = false;
QMutexLocker mutexLocker(&m_mutex);
if ((m_settings.m_devSampleRateIndex != settings.m_devSampleRateIndex) || force)
{
forwardChange = true;
if(m_dev != 0)
{
int sampleRate = SDRPlaySampleRates::getRate(m_settings.m_devSampleRateIndex);
int r = mirisdr_set_sample_rate(m_dev, sampleRate);
if(r < 0)
{
qCritical("SDRPlayInput::applySettings: could not set sample rate: %d rc: %d", sampleRate, r);
}
else
{
qDebug("SDRPlayInput::applySettings: sample rate set to %d", sampleRate);
m_settings.m_devSampleRateIndex = settings.m_devSampleRateIndex;
m_sdrPlayThread->setSamplerate(sampleRate);
}
}
}
if ((m_settings.m_dcBlock != settings.m_dcBlock) || force)
{
m_settings.m_dcBlock = settings.m_dcBlock;
@ -426,7 +426,7 @@ bool SDRPlayInput::applySettings(const SDRPlaySettings& settings, bool force)
}
}
if (m_settings.m_ifFrequencyIndex != settings.m_ifFrequencyIndex)
if ((m_settings.m_ifFrequencyIndex != settings.m_ifFrequencyIndex) || force)
{
int iFFrequency = SDRPlayIF::getIF(settings.m_ifFrequencyIndex);
int r = mirisdr_set_if_freq(m_dev, iFFrequency);

3
plugins/samplesource/sdrplay/sdrplayinput.h
View File

@ -92,7 +92,7 @@ public:
virtual bool handleMessage(const Message& message);
private:
bool applySettings(const SDRPlaySettings& settings, bool force);
bool applySettings(const SDRPlaySettings& settings, bool forwardChange, bool force);
bool setCenterFrequency(quint64 freq);
DeviceSourceAPI *m_deviceAPI;
@ -101,6 +101,7 @@ private:
mirisdr_dev_t* m_dev;
SDRPlayThread* m_sdrPlayThread;
QString m_deviceDescription;
int m_devNumber;
};
#endif /* PLUGINS_SAMPLESOURCE_SDRPLAY_SDRPLAYINPUT_H_ */