This XMP method represents EXIF GPS tag 16 (0x10) and specifies reference for movement direction.
public com.accusoft.imagegear.formats.xmp.ImGearXMPEnum<ImGearEXIFGPSDirectionReference> getGPSImgDirectionRef()
ImGearEXIFXMPMetadata Class ImGearEXIFXMPMetadata Members
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