mirror of
				https://github.com/f4exb/sdrangel.git
				synced 2025-11-03 13:11:20 -05:00 
			
		
		
		
	
		
			
				
	
	
		
			77 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
///////////////////////////////////////////////////////////////////////////////////
 | 
						|
// Copyright (C) 2015-2018 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_FILERECORD_H
 | 
						|
#define INCLUDE_FILERECORD_H
 | 
						|
 | 
						|
#include <dsp/basebandsamplesink.h>
 | 
						|
#include <string>
 | 
						|
#include <iostream>
 | 
						|
#include <fstream>
 | 
						|
 | 
						|
#include <ctime>
 | 
						|
#include "export.h"
 | 
						|
 | 
						|
class Message;
 | 
						|
 | 
						|
class SDRBASE_API FileRecord : public BasebandSampleSink {
 | 
						|
public:
 | 
						|
 | 
						|
#pragma pack(push, 1)
 | 
						|
    struct Header
 | 
						|
    {
 | 
						|
    	quint32 sampleRate;
 | 
						|
        quint64 centerFrequency;
 | 
						|
        quint64 startTimeStamp;
 | 
						|
        quint32 sampleSize;
 | 
						|
        quint32 filler;
 | 
						|
        quint32 crc32;
 | 
						|
    };
 | 
						|
#pragma pack(pop)
 | 
						|
 | 
						|
	FileRecord();
 | 
						|
    FileRecord(const QString& filename);
 | 
						|
	virtual ~FileRecord();
 | 
						|
 | 
						|
    quint64 getByteCount() const { return m_byteCount; }
 | 
						|
 | 
						|
    void setFileName(const QString& filename);
 | 
						|
    void genUniqueFileName(uint deviceUID);
 | 
						|
 | 
						|
	virtual void feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end, bool positiveOnly);
 | 
						|
	virtual void start();
 | 
						|
	virtual void stop();
 | 
						|
	virtual bool handleMessage(const Message& message);
 | 
						|
    void startRecording();
 | 
						|
    void stopRecording();
 | 
						|
    static bool readHeader(std::ifstream& samplefile, Header& header); //!< returns true if CRC checksum is correct else false
 | 
						|
    static void writeHeader(std::ofstream& samplefile, Header& header);
 | 
						|
 | 
						|
private:
 | 
						|
	QString m_fileName;
 | 
						|
	quint32 m_sampleRate;
 | 
						|
	quint64 m_centerFrequency;
 | 
						|
	bool m_recordOn;
 | 
						|
    bool m_recordStart;
 | 
						|
    std::ofstream m_sampleFile;
 | 
						|
    quint64 m_byteCount;
 | 
						|
 | 
						|
	void handleConfigure(const QString& fileName);
 | 
						|
    void writeHeader();
 | 
						|
};
 | 
						|
 | 
						|
#endif // INCLUDE_FILERECORD_H
 |