A callback function that implements a file format detection routine.
Declaration:
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AT_ERRCOUNT ACCUAPI FNIGGUI_FORMAT_DETECT(
    LPVOID lpPrivate, 
    LPAT_MODE lpnFormat
);
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Arguments:
| Name | Type | Description | 
| lpPrivate | LPVOID | A file name. | 
| lpnFormat | LPAT_MODE | A pointer to a variable that will receive the Format ID. | 
Return Value:
Returns 0 if successful. Otherwise, returns the number of ImageGear errors that occurred during this function call.Supported Raster Image Formats:
All pixel formats supported by ImageGear.
Sample:
GUI
 
     
     
     
     
    