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sdrangel/plugins/samplesource/filesource/filesourceinput.h

122 lines
4.0 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2015 Edouard Griffiths, F4EXB //
// //
// 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_FILESOURCEINPUT_H
#define INCLUDE_FILESOURCEINPUT_H
#include "dsp/samplesource/samplesource.h"
#include <QString>
#include <QTimer>
#include <ctime>
#include <iostream>
#include <fstream>
class FileSourceThread;
class FileSourceInput : public SampleSource {
public:
struct Settings {
QString m_fileName;
Settings();
void resetToDefaults();
QByteArray serialize() const;
bool deserialize(const QByteArray& data);
};
class MsgConfigureFileSource : public Message {
MESSAGE_CLASS_DECLARATION
public:
const GeneralSettings& getGeneralSettings() const { return m_generalSettings; }
const Settings& getSettings() const { return m_settings; }
static MsgConfigureFileSource* create(const GeneralSettings& generalSettings, const Settings& settings)
{
return new MsgConfigureFileSource(generalSettings, settings);
}
private:
GeneralSettings m_generalSettings;
Settings m_settings;
MsgConfigureFileSource(const GeneralSettings& generalSettings, const Settings& settings) :
Message(),
m_generalSettings(generalSettings),
m_settings(settings)
{ }
};
class MsgReportFileSource : public Message {
MESSAGE_CLASS_DECLARATION
public:
bool getAcquisition() const { return m_acquisition; }
int getSampleRate() const { return m_sampleRate; }
quint64 getCenterFrequency() const { return m_centerFrequency; }
std::time_t getStartingTimeStamp() const { return m_startingTimeStamp; }
static MsgReportFileSource* create(bool acquisition, int sampleRate, quint64 centerFrequency, std::time_t startingTimeStamp)
{
return new MsgReportFileSource(acquisition, sampleRate, centerFrequency, startingTimeStamp);
}
protected:
bool m_acquisition;
int m_sampleRate;
quint64 m_centerFrequency;
std::time_t m_startingTimeStamp;
MsgReportFileSource(bool acquisition, int sampleRate, quint64 centerFrequency, std::time_t startingTimeStamp) :
Message(),
m_acquisition(acquisition),
m_sampleRate(sampleRate),
m_centerFrequency(centerFrequency),
m_startingTimeStamp(startingTimeStamp)
{ }
};
FileSourceInput(MessageQueue* msgQueueToGUI, const QTimer& masterTimer);
~FileSourceInput();
bool startInput(int device);
void stopInput();
const QString& getDeviceDescription() const;
int getSampleRate() const;
quint64 getCenterFrequency() const;
std::time_t getStartingTimeStamp() const;
bool handleMessage(Message* message);
private:
QMutex m_mutex;
Settings m_settings;
std::ifstream m_ifstream;
FileSourceThread* m_fileSourceThread;
QString m_deviceDescription;
int m_sampleRate;
quint64 m_centerFrequency;
std::time_t m_startingTimeStamp;
const QTimer& m_masterTimer;
bool applySettings(const GeneralSettings& generalSettings, const Settings& settings, bool force);
void openFileStream();
};
#endif // INCLUDE_FILESOURCEINPUT_H