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68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
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// written by Christian Daniel //
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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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// //
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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_SAMPLEFIFO_H
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#define INCLUDE_SAMPLEFIFO_H
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#include <QObject>
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#include <QMutex>
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#include <QTime>
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#include "dsp/dsptypes.h"
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#include "export.h"
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class SDRBASE_API SampleSinkFifo : public QObject {
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Q_OBJECT
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private:
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QMutex m_mutex;
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QTime m_msgRateTimer;
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int m_suppressed;
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SampleVector m_data;
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uint m_size;
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uint m_fill;
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uint m_head;
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uint m_tail;
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void create(uint s);
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public:
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SampleSinkFifo(QObject* parent = NULL);
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SampleSinkFifo(int size, QObject* parent = NULL);
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~SampleSinkFifo();
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bool setSize(int size);
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inline uint size() const { return m_size; }
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inline uint fill() { QMutexLocker mutexLocker(&m_mutex); uint fill = m_fill; return fill; }
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uint write(const quint8* data, uint count);
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uint write(SampleVector::const_iterator begin, SampleVector::const_iterator end);
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uint read(SampleVector::iterator begin, SampleVector::iterator end);
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uint readBegin(uint count,
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SampleVector::iterator* part1Begin, SampleVector::iterator* part1End,
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SampleVector::iterator* part2Begin, SampleVector::iterator* part2End);
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uint readCommit(uint count);
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signals:
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void dataReady();
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};
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#endif // INCLUDE_SAMPLEFIFO_H
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