kstars/kstars/streamwg.h

   1 /*  Stream Widget
   2     Copyright (C) 2003 Jasem Mutlaq (mutlaqja@ikarustech.com)
   3
   4     This application is free software; you can redistribute it and/or
   5     modify it under the terms of the GNU General Public
   6     License as published by the Free Software Foundation; either
   7     version 2 of the License, or (at your option) any later version.
   8
   9     2004-03-16: A class to handle video streaming.
  10  */
  11
  12  #ifndef STREAMWG_H
  13  #define STREAMWG_H
  14
  15  #include <qpixmap.h>
  16  #include <kpixmapio.h>
  17
  18  #include "streamformui.h"
  19  #include "qframe.h"
  20
  21
  22  class QImage;
  23  class QSocketNotifier;
  24  class VideoWG;
  25  class INDIStdDevice;
  26  class QPainter;
  27  class QVBoxLayout;
  28
  29  class StreamWG : public streamForm
  30  {
  31    Q_OBJECT
  32
  33     public:
  34       StreamWG(INDIStdDevice *inStdDev, QWidget * parent =0, const char * name =0);
  35       ~StreamWG();
  36
  37    friend class VideoWG;
  38    friend class INDIStdDevice;
  39
  40    void setColorFrame(bool color);
  41    void setSize(int wd, int ht);
  42    void enableStream(bool enable);
  43
  44    bool processStream;
  45    int                   streamWidth, streamHeight;
  46    VideoWG              *streamFrame;
  47    bool                  colorFrame;
  48
  49    private:
  50    INDIStdDevice        *stdDev;
  51    QPixmap               playPix, pausePix, capturePix;
  52    QVBoxLayout           *videoFrameLayout;
  53
  54    protected:
  55    void closeEvent ( QCloseEvent * e );
  56    void resizeEvent(QResizeEvent *ev);
  57
  58
  59    public slots:
  60    void playPressed();
  61    void captureImage();
  62
  63
  64  };
  65
  66  class VideoWG : public QFrame
  67  {
  68       Q_OBJECT
  69
  70     public:
  71       VideoWG(QWidget * parent =0, const char * name =0);
  72       ~VideoWG();
  73
  74       friend class StreamWG;
  75
  76       void newFrame(unsigned char *buffer, int buffSiz, int w, int h);
  77
  78     private:
  79       int               totalBaseCount;
  80       QRgb              *grayTable;
  81       QImage            *streamImage;
  82       QPixmap            qPix;
  83       KPixmapIO          kPixIO;
  84
  85     protected:
  86      void paintEvent(QPaintEvent *ev);
  87
  88 };
  89
  90 #endif