1. Cropping in the Motion tab of the Viewer Panel

2. Cropping in the Motion tab One clip in the timeline, playhead at start of sequence

3. Cropping in the Motion tab Double-click on clip to get it into the Viewer panel

4. Cropping in the Motion tab Open the Motion tab of the Viewer panel

5. Cropping in the Motion tab Expand the Crop field, to see its sub-attributes Notice that all values are zero Notice, also, that the crop tool has not been chosen -- the default tool (the arrow tool) is still chosen Nevertheless, despite the fact that the crop tool is not chosen, we can crop the clip We can crop the clip by changing the values in the motion tab

6. Cropping in the Motion tab We have entered 19 as the value of the left attribute in the crop field As a result, the canvas panel shows that the clip has been cropped on the left And this has happened even though the arrow tool is still selected

7. Interleaving both methods of cropping We can interleave both methods of cropping Below, we have just selected the crop tool

8. Interleaving both methods of cropping Below, we are dragging the crop tool from right-to-left in the canvas panel and the value in the Right attribute of the Crop field in the motion tab is changing to reflect what we are doing

9. Edge feathering in the Motion tab of the Viewer Panel

10. Edge feathering Cropping produces sharp edges Usually, this is what we want But, sometimes, we want a softer edge The edge-feather attribute in the Crop field on the motion tab lets us control edge softness

11. Edge-feathering a clip One clip in the timeline, playhead at start of sequence, clip in viewer panel

12. Edge-feathering a clip Crop field expanded in the motion tab of the viewer panel All attributes initially set to zero

13. Edge-feathering a clip Edge-feathering value set to 77 Canvas panel shows that edges of the clip have been softened

14. Keyframed edge-feathering and cropping

15. Playhead is at first frame, edges have been feathered and frame has been cropped

16. Keyframed edge-feathering and cropping Add a keyframe marker at this first frame and...

17. Keyframed edge-feathering and cropping.. and the wireframes control turn green and the crop controls turn blue

18. Keyframed edge-feathering and cropping Move the playhead to 8 seconds into the sequence and the control points turn white again

19. Keyframed edge-feathering and cropping Add a keyframe marker at this point and...

20. Keyframed edge-feathering and cropping... and the controls turn green and blue again

21. Keyframed edge-feathering and cropping Remove all cropping at this keyframe. Then...

22. Keyframed edge-feathering and cropping... move the playhead to the end of the sequence and...

23. Keyframed edge-feathering and cropping... and add another keyframe...

24. Keyframed edge-feathering and cropping Remove the edge-feathering at this keyframe

25. Resultant movie The resultant movie can be seen here http://www.cs.ucc.ie/j.bowen/cs2508/widgets/featheredMovie.flv

26. Now, for an exercise Tackle Exercise 16