Image Viewer
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Controls
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Drag:

* left mouse + shift
* middle mouse

Zoom: scroll wheel

Context menu: right mouse

Display Features
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Display an overlay showing the features used in the reconstruction.

Select Image Type
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Input image, depth map and sim map can be viewed.
Double click either a ``DepthMap`` or ``DepthMapFilter`` node to view the outputs of that node.

View Depth Map In 3D
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The depth map will be loaded into the 3D viewer.
Be aware that lots of RAM is used.

``StructureFromMotion`` Statistics
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There are 2 types of statistics that can be shown:

Statistics for that paticular image is the reprojection errors, observations scale, observations lengths.

Global statistics are residuals per view, landmarks per view, observations lengths per view.

Image Metadata
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All of the metadata associated with that image such as make and model.