typedef struct _DgGlyphImageReader {

const char * ( *GetName ) (

void

);
DgInt32 ( *GetPixelFormats ) (

void

);
DgError ( *ReadGlyphBlock ) (

DgContext *context,
DgImage *image,
DgGlyphBlock *block

);

} DgGlyphImageReader;

Summary

Abstract interface for reading glyph marks from an image.

Members

GetName		return the name of the reader.
GetPixelFormats		return the set of image pixel formats which the reader can handle.
ReadGlyphBlock		produce a block of glyph values from a region of an image

References

dgFaxImageReader
dgMonoImageAdaptiveReader
dgMonoImageReader