Fixed GetImageFormat() logic to correctly determine filename extensions.
Fixed GetImageFormat() logic to correctly determine filename extensions.


dmtx/dmtx-wrappers,dmtx/dmtx-utils,NaturalHistoryMuseum/dmtx-wrappers,NaturalHistoryMuseum/dmtx-wrappers,NaturalHistoryMuseum/dmtx-wrappers,dmtx/dmtx-wrappers,NaturalHistoryMuseum/dmtx-wrappers,NaturalHistoryMuseum/dmtx-wrappers,NaturalHistoryMuseum/dmtx-wrappers,dmtx/dmtx-wrappers,NaturalHistoryMuseum/dmtx-wrappers,NaturalHistoryMuseum/dmtx-wrappers,dmtx/dmtx-utils,dmtx/dmtx-utils,dmtx/dmtx-wrappers,dmtx/dmtx-wrappers,dmtx/dmtx-wrappers,dmtx/dmtx-wrappers,dmtx/dmtx-wrappers