PacAnalyzerThread.h

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/***************************************************************************
 *   Copyright (C) 2008-2010 by Matthias Nagl                              *
 *   mnagl@uni-goettingen.de                                               *
 *                                                                         *
 *   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; either version 2 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 for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef PACANALYZERTHREAD_H
#define PACANALYZERTHREAD_H

#include <QObject>
#include <QThread>
#include <QSettings>
#include <QReadWriteLock>
#include "PacResultChunk.h"
#include "PacQueue.h"

class PacWaveformChunk;

class PacAnalyzerThread : public QThread
{
    Q_OBJECT
  public:
    PacAnalyzerThread(QObject *parent = 0, int maxresultqueuelength=0);
    ~PacAnalyzerThread();
    void stop(); 
    void setMaxResultQueueLength(const int maxlength);
    void getStats(int *enqueuedchunks, int *droppedchunks);
    long long getNextSeqNum() const;
    bool getOldestResult(const PacResultChunk ** rc) { return resultqueue.nonblockingDequeue(rc); };

  signals:
//    void newResultsAvailable();

  protected:
    void run();

  private:
    PacQueue<const PacResultChunk> resultqueue;
    const PacResultChunk * analyze(const PacWaveformChunk * const datachunk);
    QAtomicInt stopthread;
};

#endif