Returns the format description. \n
* Format description is 50 chars max. \n
* Extensions are separated like "*.tif;*.tiff;", 50 chars max. \n
* Returns an error code. The parameters can be NULL, except format.
* See also \ref format.
*
* \verbatim im.FormatInfo(format: string) -> error: number, desc: string, ext: string, can_sequence: boolean [in Lua 5] \endverbatim
* \ingroup format
Returns the format description. \n * Format description is 50 chars max. \n * Extensions are separated like "*.tif;*.tiff;", 50 chars max. \n * Returns an error code. The parameters can be NULL, except format. * See also \ref format. * * \verbatim im.FormatInfo(format: string) -> error: number, desc: string, ext: string, can_sequence: boolean [in Lua 5] \endverbatim * \ingroup format