This function will be called during file operations when a change of file size is required.
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typedef LONG (LPACCUAPI LPFNIG_SIZE_CHANGE)(
AT_INT fd,
AT_INT lSize
);
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| Name | Type | Description |
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| fd | AT_INT | Descriptor ID, from open. |
| lSize | AT_INT | New size of file, in bytes. |
Returns the new size of the file, or -1 to indicate that an error occurred.
This function does not process image pixels.
This type of function is established by calling IG_file_IO_register().