Save the current image to a file in BmpRaw format. FileName is the file name including extension.
Note: ◼This is not the same as a digital camera Raw file, but a true "raw" format (named "BmpRaw" in ImageEn) where you can specify the channel order, placement, alignment, size, etc. ◼If an internal save error is encountered Aborting will return true. Saving issues due to insufficient write permissions and disk write failures will raise an exception. ◼To abort while saving set Aborting to true