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MapServer exportMapImage - Device Resolution

Question asked by ldonahue on Jul 17, 2013
Latest reply on Jul 17, 2013 by ldonahue
MapServer exportMapImage
According to the documentation, when exporting a map image, specifying a device resolution in IImageDisplay will affect map scale.

Is there a method to calculate the correct device resolution for IImageDisplay based on the width and height you are setting?