DgError DgExport DgDecodeGlyphImage (

DgContext *context,
DgImage *inputImage,
DgRect *inputRect,
DgUInt32 flags,
DgUInt8 * *msg,
DgInt32 *msgLength

);

Summary

Top-level function that decodes a dataglyph.

Parameters

context		Specify context
inputImage		Specify image to decode
inputRect		Specify subregion or NULL for entire image
flags		Specify a DG_DECODE_* flag to assist decoding

Output Parameters

msg		Return a decoded message
msgLength		Return the length of a decoded message

Return Value

DG_OK if successful