Description of PPM_Helper

class PPM_Helper : public PortableImageHelper (Return to index)

helper class for reading PPM images.

Type:

Instantiable
Base Classes:

public PortableImageHelper

Derived Classes

Include file:

OverlayUnidraw/ovimport.h

Public:

PPM_Helper (boolean is_ascii=false)

virtual int bytes_per_pixel ()

virtual OverlayRaster* create_raster ( u_long w, u_long h )

virtual const char* magic ()

virtual boolean ppm ()

virtual void read_poke ( OverlayRaster*, FILE*, u_long x, u_long y )

virtual void read_write_pixel ( FILE* in, FILE* out )

(more documentation)