Add USRP device support.

2026-06-01 21:54:55 -04:00 · 2020-10-02 22:45:28 +01:00
parent ad55211abb
commit d4aa5d75b5
427 changed files with 10621 additions and 378 deletions
@@ -0,0 +1,73 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2017 Edouard Griffiths, F4EXB                                   //
+// Copyright (C) 2020 Jon Beniston, M7RCE                                        //
+//                                                                               //
+// This program is free software; you can redistribute it and/or modify          //
+// it under the terms of the GNU General Public License as published by          //
+// the Free Software Foundation as version 3 of the License, or                  //
+// (at your option) any later version.                                           //
+//                                                                               //
+// This program is distributed in the hope that it will be useful,               //
+// but WITHOUT ANY WARRANTY; without even the implied warranty of                //
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                  //
+// GNU General Public License V3 for more details.                               //
+//                                                                               //
+// You should have received a copy of the GNU General Public License             //
+// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef PLUGINS_SAMPLESOURCE_USRPINPUT_USRPINPUTTHREAD_H_
+#define PLUGINS_SAMPLESOURCE_USRPINPUT_USRPINPUTTHREAD_H_
+
+#include <QThread>
+#include <QMutex>
+#include <QWaitCondition>
+
+#include <uhd/usrp/multi_usrp.hpp>
+#include <uhd/types/metadata.hpp>
+
+#include "dsp/samplesinkfifo.h"
+#include "dsp/decimators.h"
+#include "usrp/deviceusrpshared.h"
+#include "usrp/deviceusrp.h"
+
+class USRPInputThread : public QThread, public DeviceUSRPShared::ThreadInterface
+{
+    Q_OBJECT
+
+public:
+    USRPInputThread(uhd::rx_streamer::sptr stream, SampleSinkFifo* sampleFifo, QObject* parent = 0);
+    ~USRPInputThread();
+
+    virtual void startWork();
+    virtual void stopWork();
+    virtual void setDeviceSampleRate(int sampleRate) { (void) sampleRate; }
+    virtual bool isRunning() { return m_running; }
+    void setLog2Decimation(unsigned int log2_decim);
+    void getStreamStatus(bool& active, quint32& overflows, quint32& m_timeouts);
+
+private:
+    QMutex m_startWaitMutex;
+    QWaitCondition m_startWaiter;
+    bool m_running;
+
+    quint64 m_packets;
+    quint32 m_overflows;
+    quint32 m_timeouts;
+
+    uhd::rx_streamer::sptr m_stream;
+    qint16 m_buf[2*DeviceUSRP::blockSize]; //must hold I+Q values of each sample hence 2xcomplex size
+    SampleVector m_convertBuffer;
+    SampleSinkFifo* m_sampleFifo;
+
+    unsigned int m_log2Decim; // soft decimation
+
+    Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 12, true> m_decimatorsIQ;
+
+    void run();
+    void callbackIQ(const qint16* buf, qint32 len);
+};
+
+
+
+#endif /* PLUGINS_SAMPLESOURCE_USRPINPUT_USRPINPUTTHREAD_H_ */