ImageGear for C and C++ on Linux v20.0 - Updated
API Reference Guide > Core Component API Reference > Core Component Functions Reference > Load Functions > IG_load_thumbnail

This function loads a thumbnail (if one exists in the file) from file lpszFileName, and returns the HIGEAR handle of the resulting image to the HIGEAR object pointed to by argument lphIGear.


Copy Code
AT_ERRCOUNT ACCUAPI IG_load_thumbnail(
   const LPSTR szFileName,
   LPHIGEAR lphIGear


Name Type Description
szFileName const LPSTR Name of file.
lphIGear LPHIGEAR Pointer to HIGEAR variable to receive handle.

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 for C and C++.

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