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104 lines
4.2 KiB
C++
104 lines
4.2 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015-2016, 2018-2021 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
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// Copyright (C) 2018 beta-tester <alpha-beta-release@gmx.net> //
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// Copyright (C) 2021 Jon Beniston, M7RCE <jon@beniston.com> //
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// //
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// File recorder in SigMF format single channel for SI plugins //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDE_SIGMF_FILERECORD_H
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#define INCLUDE_SIGMF_FILERECORD_H
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#include <ctime>
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#include <QDateTime>
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#include <QFile>
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#include "dsp/sigmf_forward.h"
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#include "dsp/filerecordinterface.h"
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#include "export.h"
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class Message;
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class SDRBASE_API SigMFFileRecord : public FileRecordInterface {
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public:
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SigMFFileRecord();
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SigMFFileRecord(const QString& filename, const QString& hardwareId);
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virtual ~SigMFFileRecord();
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virtual void feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end, bool positiveOnly) override;
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virtual void start() override;
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virtual void stop() override;
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virtual bool handleMessage(const Message& message) override;
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virtual void setFileName(const QString& filename) override;
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virtual const QString& getCurrentFileName() override { return m_fileName; }
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virtual bool startRecording() override;
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virtual bool stopRecording() override;
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virtual bool isRecording() const override { return m_recordOn; }
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void setHardwareId(const QString& hardwareId) { m_hardwareId = hardwareId; }
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void setMsShift(qint64 msShift) override { m_msShift = msShift; }
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unsigned int getNbCaptures() const;
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uint64_t getInitialMsCount() const { return m_initialMsCount; }
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uint64_t getInitialBytesCount() const { return m_initialBytesCount; }
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void setLog2RecordSampleSize(uint32_t log2RecordSampleSize) { m_log2RecordSampleSize = log2RecordSampleSize; }
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private:
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struct Sample8 {
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qint8 m_real;
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qint8 m_imag;
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};
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struct Sample16 {
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qint16 m_real;
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qint16 m_imag;
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};
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struct Sample32 {
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qint32 m_real;
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qint32 m_imag;
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};
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QString m_hardwareId;
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QString m_fileName;
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quint32 m_sampleRate;
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quint64 m_centerFrequency;
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qint64 m_msShift;
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bool m_recordOn;
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bool m_recordStart;
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QDateTime m_captureStartDT;
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QFile m_metaFile;
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QFile m_sampleFile;
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quint64 m_sampleStart;
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quint64 m_sampleCount;
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quint64 m_initialMsCount;
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quint64 m_initialBytesCount;
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uint32_t m_log2RecordSampleSize;
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sigmf::SigMF<sigmf::Global<core::DescrT, sdrangel::DescrT>,
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sigmf::Capture<core::DescrT, sdrangel::DescrT>,
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sigmf::Annotation<core::DescrT> > *m_metaRecord;
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std::vector<Sample8> m_samples8;
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std::vector<Sample16> m_samples16;
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std::vector<Sample32> m_samples32;
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void makeHeader();
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void makeCapture();
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void clearMeta();
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void feedConv(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end);
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};
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#endif // INCLUDE_SIGMF_FILERECORD_H
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