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NFM demod: use AudioNetSink to send audio samples on the network
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@ -30,6 +30,7 @@
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#include "dsp/dspengine.h"
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#include "dsp/threadedbasebandsamplesink.h"
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#include "device/devicesourceapi.h"
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#include "audio/audionetsink.h"
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#include "nfmdemodgui.h"
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#include "nfmdemod.h"
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@ -79,7 +80,8 @@ NFMDemod::NFMDemod(DeviceSourceAPI *devieAPI) :
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m_afSquelch.setCoefficients(24, 600, 48000.0, 200, 0); // 0.5ms test period, 300ms average span, 48kS/s SR, 100ms attack, no decay
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DSPEngine::instance()->addAudioSink(&m_audioFifo);
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m_udpBufferAudio = new UDPSink<qint16>(this, m_udpBlockSize, m_settings.m_udpPort);
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m_audioNetSink = new AudioNetSink(this);
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m_audioNetSink->setDestination(m_settings.m_udpAddress, m_settings.m_udpPort);
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m_channelizer = new DownChannelizer(this);
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m_threadedChannelizer = new ThreadedBasebandSampleSink(m_channelizer, this);
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@ -93,7 +95,7 @@ NFMDemod::NFMDemod(DeviceSourceAPI *devieAPI) :
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NFMDemod::~NFMDemod()
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{
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DSPEngine::instance()->removeAudioSink(&m_audioFifo);
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delete m_udpBufferAudio;
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delete m_audioNetSink;
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m_deviceAPI->removeChannelAPI(this);
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m_deviceAPI->removeThreadedSink(m_threadedChannelizer);
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delete m_threadedChannelizer;
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@ -249,14 +251,18 @@ void NFMDemod::feed(const SampleVector::const_iterator& begin, const SampleVecto
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if (m_settings.m_ctcssOn && m_ctcssIndexSelected && (m_ctcssIndexSelected != m_ctcssIndex))
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{
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sample = 0;
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if (m_settings.m_copyAudioToUDP) m_udpBufferAudio->write(0);
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if (m_settings.m_copyAudioToUDP) {
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m_audioNetSink->write(0);
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}
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}
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else
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{
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demod = m_bandpass.filter(demod);
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Real squelchFactor = StepFunctions::smootherstep((Real) (m_squelchCount - m_squelchGate) / 480.0f);
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sample = demod * m_settings.m_volume * squelchFactor;
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if (m_settings.m_copyAudioToUDP) m_udpBufferAudio->write(demod * 5.0f * squelchFactor);
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if (m_settings.m_copyAudioToUDP) {
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m_audioNetSink->write(demod * 5.0f * squelchFactor);
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}
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}
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}
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else
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@ -272,7 +278,9 @@ void NFMDemod::feed(const SampleVector::const_iterator& begin, const SampleVecto
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}
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sample = 0;
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if (m_settings.m_copyAudioToUDP) m_udpBufferAudio->write(0);
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if (m_settings.m_copyAudioToUDP) {
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m_audioNetSink->write(0);
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}
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}
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m_audioBuffer[m_audioBufferFill].l = sample;
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@ -459,8 +467,7 @@ void NFMDemod::applySettings(const NFMDemodSettings& settings, bool force)
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if ((settings.m_udpAddress != m_settings.m_udpAddress)
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|| (settings.m_udpPort != m_settings.m_udpPort) || force)
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{
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m_udpBufferAudio->setAddress(const_cast<QString&>(settings.m_udpAddress));
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m_udpBufferAudio->setPort(settings.m_udpPort);
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m_audioNetSink->setDestination(settings.m_udpAddress, settings.m_udpPort);
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}
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if ((settings.m_ctcssIndex != m_settings.m_ctcssIndex) || force)
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@ -39,6 +39,7 @@
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class DeviceSourceAPI;
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class ThreadedBasebandSampleSink;
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class DownChannelizer;
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class AudioNetSink;
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class NFMDemod : public BasebandSampleSink, public ChannelSinkAPI {
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public:
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@ -211,7 +212,7 @@ private:
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uint m_audioBufferFill;
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AudioFifo m_audioFifo;
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UDPSink<qint16> *m_udpBufferAudio;
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AudioNetSink *m_audioNetSink;
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QMutex m_settingsMutex;
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