gflGetFileInformationFromHandle
The gflGetFileInformationFromHandle function retrieves all informations about a picture with the use of read callback functions.
GFL_ERROR gflGetFileInformationFromHandle( GFL_HANDLE handle,
GFL_INT32 index,
const GFL_LOAD_CALLBACKS * callbacks,
GFL_FILE_INFORMATION * information );
Parameters
- handle
- User handle.
- index
- Index of format. -1 for automatic recognition.
- callbacks
- Callback to access picture data.
- information
-
Pointer to a GFL_FILE_INFORMATION structure.
You must use gflFreeFileInformation to free his content.
Return value
The function returns GFL_NO_ERROR if it is successful or a value of GFL_ERROR.
See also