Doc:2.6/Manual/Constraints/Motion Tracking/Follow Track

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Follow Track Constraint

This constraint is applied to a camera in the scene. Its constraints Blender camera movements according tracked and solved camera movement by some path in a real filmed movie clip.

Follow Track panel

Options

Active Clip

Use active clip defined in scene

3D Position

Use 3D position of track to parent to

Undistort

Parent to undistorted position of 2D track

Fit method footage in frame

How the footage fits in the camera frame

Stretch

Fit

Crop

Camera

Camera to which motion is parented (if empty active scene camera is used)

Depth Object

Object used to define depth in camera space by projecting onto surface of this object

Constraint to F-Curve

Create F-Curves for object which will copy object’s movement caused by this constraint

Influence

Amount of influence constraint will have on the final solution