Full renaming of FileSource device to FileInput

2026-06-01 21:54:55 -04:00 · 2019-07-08 00:59:04 +02:00
parent 7fcc24e06c
commit d0c2b73d99
321 changed files with 1952 additions and 786 deletions
@@ -0,0 +1,101 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2015-2019 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                  //
+// (at your option) any later version.                                           //
+//                                                                               //
+// 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_FILEINPUTTHREAD_H
+#define INCLUDE_FILEINPUTTHREAD_H
+
+#include <QThread>
+#include <QMutex>
+#include <QWaitCondition>
+#include <QTimer>
+#include <QElapsedTimer>
+#include <iostream>
+#include <fstream>
+#include <cstdlib>
+
+#include "dsp/inthalfbandfilter.h"
+#include "util/message.h"
+
+#define FILESOURCE_THROTTLE_MS 50
+
+class SampleSinkFifo;
+class MessageQueue;
+
+class FileInputThread : public QThread {
+	Q_OBJECT
+
+public:
+    class MsgReportEOF : public Message {
+        MESSAGE_CLASS_DECLARATION
+
+    public:
+        static MsgReportEOF* create() {
+            return new MsgReportEOF();
+        }
+
+    private:
+        MsgReportEOF() :
+            Message()
+        { }
+    };
+
+	FileInputThread(std::ifstream *samplesStream,
+	        SampleSinkFifo* sampleFifo,
+	        const QTimer& timer,
+	        MessageQueue *fileInputMessageQueue,
+	        QObject* parent = NULL);
+	~FileInputThread();
+
+	void startWork();
+	void stopWork();
+	void setSampleRateAndSize(int samplerate, quint32 samplesize);
+    void setBuffers(std::size_t chunksize);
+	bool isRunning() const { return m_running; }
+    quint64 getSamplesCount() const { return m_samplesCount; }
+    void setSamplesCount(quint64 samplesCount) { m_samplesCount = samplesCount; }
+
+private:
+	QMutex m_startWaitMutex;
+	QWaitCondition m_startWaiter;
+	volatile bool m_running;
+
+	std::ifstream* m_ifstream;
+	quint8  *m_fileBuf;
+	quint8  *m_convertBuf;
+	std::size_t m_bufsize;
+    qint64 m_chunksize;
+	SampleSinkFifo* m_sampleFifo;
+    quint64 m_samplesCount;
+    const QTimer& m_timer;
+    MessageQueue *m_fileInputMessageQueue;
+
+	int m_samplerate;      //!< File I/Q stream original sample rate
+    quint64 m_samplesize;  //!< File effective sample size in bits (I or Q). Ex: 16, 24.
+    quint64 m_samplebytes; //!< Number of bytes used to store a I or Q sample. Ex: 2. 4.
+    qint64 m_throttlems;
+    QElapsedTimer m_elapsedTimer;
+    bool m_throttleToggle;
+
+	void run();
+	//void decimate1(SampleVector::iterator* it, const qint16* buf, qint32 len);
+	void writeToSampleFifo(const quint8* buf, qint32 nbBytes);
+
+private slots:
+	void tick();
+};
+
+#endif // INCLUDE_FILEINPUTTHREAD_H