ColorVideo.hh

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/*
 * class ColorVideo
 *
 * $Date$
 * $Revision$
 *
 */

#ifndef COLOR_VIDEO_HH__
#define COLOR_VIDEO_HH__

#include "WImage/ColorImage.hh"
#include "WImage/VideoArray.hh"

class 
ColorVideo : public ColorBuffer
{
public:
  ColorVideo (void);
  ColorVideo (const ColorVideo &cv);
  ColorVideo (int colors, clrmodel colormodel, int rows, int cols, int frames);
  virtual ~ColorVideo (void);

  virtual void swapColors (int ch1, int ch2);

  void colormodelVideo (clrmodel model);

  inline Image &currentFrameChannel (int num = 0) { return *m_images[num]; }

  inline ColorImage &currentFrame (void) { return *m_colorImage; }

  inline double frameRate (void) const { return m_frameRate; }

  void frameRate (double fr) { m_frameRate = fr; }

  inline int current (void) const { return m_current; }

  void current (int current);

  inline int frames (void) const { return m_frames; }

  void reframe (int frames, bool keephead);

  void resize (int rows, int cols);
  
#ifndef _WIN32_WCE

  void read (char const *fname, int from = 0, int to = 0, 
             int rawy = 0, int rawx = 0, int colors = 3, 
             clrmodel cmodel = cm_rgb, int skip = 512);
  void read (char const *fname, filetype ftype, int from = 0, int to = 0, 
             int rawy = 0, int rawx = 0, int colors = 3, 
             clrmodel cmodel = cm_rgb, int skip = 512);

  void write (char const *fname, int rawskip = 512, bool beautify = false);
  void write (char const *fname, filetype ftype, 
              int rawskip = 512, bool beautify = false);
#endif

  virtual coeff smax (void) const;
  virtual coeff smin (void) const;

  virtual bool equals (ColorBuffer &buf) const;
  virtual bool epsilons (ColorBuffer &buf, coeff epsilon) const;

  bool epsilonsFrames (int f1, int f2, coeff epsilon) const;

  bool equalsFrames (int f1, int f2) const;

  virtual void truncate (coeff min = 0, coeff max = 255);
  
  virtual void beautify (int yoffs = 0, int xoffs = 0,
                         int ysize = 0, int xsize = 0);
                         

  virtual coeff averageColor (int fromY = 0, int fromX = 0, 
                              int toY = -1, int toX = -1);

  virtual unsigned char *toPixmap (clrmodel cmodel);

  ColorVideo *clone (void) const;

#ifndef _WIN32_WCE

  static void videoDimensions (const char *fname, int &y, int &x, int &z, 
                               int colors, int skip = 0);
#endif

protected:
  int m_frames;
  int m_current;
  int m_xyzsize;
  VideoArray < coeff > **m_arrays;
  ColorImage *m_colorImage;
  double m_frameRate;
  virtual void destroy (void);
  bool epsilonsVideo (ColorVideo &cv, coeff epsilon) const;
  void init (int colors, clrmodel cmodel, int rows, int cols, int frames);
}; /* class ColorVideo */

#endif /* COLOR_VIDEO_HH__ */