git clone git://git.osmocom.org/sdrangelove.git

2026-06-01 21:54:55 -04:00 · 2014-05-18 16:52:39 +01:00
commit 7d3bfb26fc
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+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
+// written by Christian Daniel                                                   //
+//                                                                               //
+// 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                  //
+//                                                                               //
+// 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 INCLUDE_RTLSDRINPUT_H
+#define INCLUDE_RTLSDRINPUT_H
+
+#include "dsp/samplesource/samplesource.h"
+#include <rtl-sdr.h>
+#include <QString>
+
+class RTLSDRThread;
+
+class RTLSDRInput : public SampleSource {
+public:
+	struct Settings {
+		qint32 m_gain;
+		qint32 m_decimation;
+
+		Settings();
+		void resetToDefaults();
+		QByteArray serialize() const;
+		bool deserialize(const QByteArray& data);
+	};
+
+	class MsgConfigureRTLSDR : public Message {
+		MESSAGE_CLASS_DECLARATION
+
+	public:
+		const GeneralSettings& getGeneralSettings() const { return m_generalSettings; }
+		const Settings& getSettings() const { return m_settings; }
+
+		static MsgConfigureRTLSDR* create(const GeneralSettings& generalSettings, const Settings& settings)
+		{
+			return new MsgConfigureRTLSDR(generalSettings, settings);
+		}
+
+	private:
+		GeneralSettings m_generalSettings;
+		Settings m_settings;
+
+		MsgConfigureRTLSDR(const GeneralSettings& generalSettings, const Settings& settings) :
+			Message(),
+			m_generalSettings(generalSettings),
+			m_settings(settings)
+		{ }
+	};
+
+	class MsgReportRTLSDR : public Message {
+		MESSAGE_CLASS_DECLARATION
+
+	public:
+		const std::vector<int>& getGains() const { return m_gains; }
+
+		static MsgReportRTLSDR* create(const std::vector<int>& gains)
+		{
+			return new MsgReportRTLSDR(gains);
+		}
+
+	protected:
+		std::vector<int> m_gains;
+
+		MsgReportRTLSDR(const std::vector<int>& gains) :
+			Message(),
+			m_gains(gains)
+		{ }
+	};
+
+	RTLSDRInput(MessageQueue* msgQueueToGUI);
+	~RTLSDRInput();
+
+	bool startInput(int device);
+	void stopInput();
+
+	const QString& getDeviceDescription() const;
+	int getSampleRate() const;
+	quint64 getCenterFrequency() const;
+
+	bool handleMessage(Message* message);
+
+private:
+	QMutex m_mutex;
+	Settings m_settings;
+	rtlsdr_dev_t* m_dev;
+	RTLSDRThread* m_rtlSDRThread;
+	QString m_deviceDescription;
+	std::vector<int> m_gains;
+
+	bool applySettings(const GeneralSettings& generalSettings, const Settings& settings, bool force);
+};
+
+#endif // INCLUDE_RTLSDRINPUT_H