kopia lustrzana https://github.com/f4exb/sdrangel
81 wiersze
2.8 KiB
C++
81 wiersze
2.8 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_AUDIOFIFO_H
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#define INCLUDE_AUDIOFIFO_H
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#include <QObject>
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#include <QMutex>
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#include <QWaitCondition>
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#include "dsp/dsptypes.h"
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#include "export.h"
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//#include "util/udpsink.h"
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class AudioNetSink;
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class SDRBASE_API AudioFifo : public QObject {
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Q_OBJECT
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public:
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AudioFifo();
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AudioFifo(uint32_t numSamples);
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~AudioFifo();
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bool setSize(uint32_t numSamples);
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uint32_t write(const quint8* data, uint32_t numSamples, int timeout_ms = INT_MAX);
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uint32_t read(quint8* data, uint32_t numSamples, int timeout_ms = INT_MAX);
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uint32_t drain(uint32_t numSamples);
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void clear();
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inline uint32_t flush() { return drain(m_fill); }
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inline uint32_t fill() const { return m_fill; }
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inline bool isEmpty() const { return m_fill == 0; }
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inline bool isFull() const { return m_fill == m_size; }
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inline uint32_t size() const { return m_size; }
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//void setUDPSink(UDPSink<AudioSample> *udpSink) { m_udpSink = udpSink; }
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void setAudioNetSink(AudioNetSink *audioNetSink) { m_audioNetSink = audioNetSink; }
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void setCopyToUDP(bool copyToUDP) { m_copyToUDP = copyToUDP; }
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private:
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QMutex m_mutex;
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qint8* m_fifo;
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const uint32_t m_sampleSize;
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uint32_t m_size;
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uint32_t m_fill;
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uint32_t m_head;
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uint32_t m_tail;
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QMutex m_writeWaitLock;
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QMutex m_readWaitLock;
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QWaitCondition m_writeWaitCondition;
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QWaitCondition m_readWaitCondition;
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//UDPSink<AudioSample> *m_udpSink;
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AudioNetSink *m_audioNetSink;
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bool m_copyToUDP;
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bool create(uint32_t numSamples);
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};
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#endif // INCLUDE_AUDIOFIFO_H
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