AFV initial commit

src/blackcore/afv/audio/receiversampleprovider.h

@@ -0,0 +1,59 @@
+#ifndef RECEIVERSAMPLEPROVIDER_H
+#define RECEIVERSAMPLEPROVIDER_H
+
+#include "callsignsampleprovider.h"
+#include "blacksound/sampleprovider/sampleprovider.h"
+#include "blacksound/sampleprovider/mixingsampleprovider.h"
+
+#include <QtGlobal>
+
+struct TransceiverReceivingCallsignsChangedArgs
+{
+    quint16 transceiverID;
+    QStringList receivingCallsigns;
+};
+
+class ReceiverSampleProvider : public ISampleProvider
+{
+    Q_OBJECT
+
+public:
+    ReceiverSampleProvider(const QAudioFormat &audioFormat, quint16 id, int voiceInputNumber, QObject *parent = nullptr);
+
+    void setBypassEffects(bool value);
+    void setFrequency(const uint &frequency);
+    int activeCallsigns() const;
+    float volume() const;
+
+    bool getMute() const;
+    void setMute(bool value);
+
+    virtual int readSamples(QVector<qint16> &samples, qint64 count) override;
+
+    void addOpusSamples(const IAudioDto &audioDto, uint frequency, float distanceRatio);
+    void addSilentSamples(const IAudioDto &audioDto, uint frequency, float distanceRatio);
+
+    quint16 getId() const;
+
+signals:
+    void receivingCallsignsChanged(const TransceiverReceivingCallsignsChangedArgs &args);
+
+private:
+    uint m_frequency = 122800;
+    bool m_mute = false;
+
+    const float m_clickGain = 1.0f;
+    const double m_blockToneGain = 0.10f;
+
+    quint16 m_id;
+
+    // TODO VolumeSampleProvider volume;
+    MixingSampleProvider *m_mixer;
+    // TODO SignalGenerator blockTone;
+    QVector<CallsignSampleProvider *> m_voiceInputs;
+
+    bool m_doClickWhenAppropriate = false;
+    int lastNumberOfInUseInputs = 0;
+};
+
+#endif // RECEIVERSAMPLEPROVIDER_H