Create new SDR output abstraction and port Soapy

1 files changed, 89 insertions, 0 deletions

diff --git a/src/output/Soapy.h b/src/output/Soapy.h
new file mode 100644
index 0000000..97076b5
--- /dev/null
+++ b/src/output/Soapy.h
@@ -0,0 +1,89 @@
+/*
+   Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Her Majesty the
+   Queen in Right of Canada (Communications Research Center Canada)
+
+   Copyright (C) 2017
+   Matthias P. Braendli, matthias.braendli@mpb.li
+
+    http://opendigitalradio.org
+
+DESCRIPTION:
+   It is an output driver using the SoapySDR library that can output to
+   many devices.
+*/
+
+/*
+   This file is part of ODR-DabMod.
+
+   ODR-DabMod 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, either version 3 of the
+   License, or (at your option) any later version.
+
+   ODR-DabMod 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 for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with ODR-DabMod.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#ifdef HAVE_CONFIG_H
+#   include <config.h>
+#endif
+
+#ifdef HAVE_SOAPYSDR
+#include <SoapySDR/Version.hpp>
+#include <SoapySDR/Modules.hpp>
+#include <SoapySDR/Registry.hpp>
+#include <SoapySDR/Device.hpp>
+
+#include <string>
+#include <memory>
+
+#include "output/SDR.h"
+#include "ModPlugin.h"
+#include "EtiReader.h"
+#include "RemoteControl.h"
+#include "ThreadsafeQueue.h"
+
+namespace Output {
+
+class Soapy : public Output::SDRDevice
+{
+    public:
+        Soapy(SDRDeviceConfig& config);
+        Soapy(const Soapy& other) = delete;
+        Soapy& operator=(const Soapy& other) = delete;
+        ~Soapy();
+
+        virtual void tune(double lo_offset, double frequency) override;
+        virtual double get_tx_freq(void) override;
+        virtual void set_txgain(double txgain) override;
+        virtual double get_txgain(void) override;
+        virtual void transmit_frame(const struct FrameData& frame) override;
+        virtual RunStatistics get_run_statistics(void) override;
+        virtual double get_real_secs(void) override;
+
+        // Return true if GPS and reference clock inputs are ok
+        virtual bool is_clk_source_ok(void) override;
+        virtual const char* device_name(void) override;
+
+    private:
+        SDRDeviceConfig& m_conf;
+        SoapySDR::Device *m_device = nullptr;
+        SoapySDR::Stream *m_stream = nullptr;
+
+        size_t underflows = 0;
+        size_t overflows = 0;
+        size_t late_packets = 0;
+        size_t num_frames_modulated = 0; //TODO increment
+};
+
+} // namespace Output
+
+#endif //HAVE_SOAPYSDR
+