3D Matchmoving

Week One

Press tab on the display view to view 3D scenes.

Display and render of the cylinder: textured – to view the texture on the surface.

Scene node acts as a 3D merge node.

Camera animation: set key on Translate X and Rotate X. Set key at one and key ends at 100.

Scanline Render – 2D view.

Another way is to use the Framehold node.

 

 

Week Two:

Add in a camera tracker and select preview features on the settings of the node. This feature only works on Nuke X.
Add in a copy node and a roto node. Draw around the river.
To see the tracks being masked out, you go on the Camera Tracker node:
  • Mask –  Source Alpha
  • Range – Custom 1001 – 1100

Track the scene

The trackers get sold and turn green. The trackers that aren’t solved will be red.

  • Delete unsolved tracks
  • Delete rejected tracks

Keep deleting unsolved and rejected until there’s no more red tracks.

Export

  • Change to scenes and press create.

A 3D Camera and Scene node will appear when it has been successfully exported as a scene.

Go into the camera viewpoint and select the wipe tool so both 3D camera and 2D scene can be shown.

Create a card node and select 2 vertex points.

Select the node point and top viewer and match the position of the card to the tracker points.

Scale the card down with uniform scale.

Week Four

Tracking with FWD and BWD:

To track forwards, press F and then T. To track backwards, press B and then T.

Tracking Manually:

When a point splines off, manually track from the splined off point from the timeframe.

The arrows below show the points that splined off and had to be manually tracked.

 

Setting Camera Constraint:

To view the points the way shown above, press ALT & C.

Use the result to see it in the Deviation Browser.

 

Changing Parameter Attributes: