[ Version ( deprecated = true , deprecated_since = "0.16.0" , since = "0.14.0" ) ]
public double try_get_focal_length () throws Error
Warning: try_get_focal_length is deprecated since 0.16.0.
See https://en.wikipedia.org/wiki/Flange_focal_distance for more information.
Use [method@Metadata.get_focal_length] instead.
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An instance of [class@GExiv2.Metadata] |
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The focal length as a gdouble, or -1.0 if tag is not present or invalid. |