A window in Final Cut Pro that displays the relative levels of brightness and saturation in the clip currently being examined. Spikes or drops in the displayed waveforms make it easy to see where the brightest or darkest areas are in your picture.
White balance
The reference to white that is made during recording. This reference can be changed within FCP to reset the white balance, correcting or improving it.
White level
An analog video signal's amplitude for the lightest white in a picture, represented by IRE units.
Wide-screen
An aspect ratio such as 16:9 or 2.35:1 that allows for a wider image, suitable for widescreen television or film projection.
Wide-screen matte filter
Adds a mask, blacking out the top and bottom of a 4 x 3 image, which creates a wide-screen image, such as 16:9.
Wipe
A type of transition that uses a moving edge to progressively erase the current clip to reveal the next clip.
Wireframe
A visual substitute for a clip that simply represents the outline of the clip's video frame. Clips in the Viewer and Canvas can be viewed in Wireframe mode.
Window burn
Visual timecode and keycode information superimposed onto video frames. It usually appears on a strip at the bottom or top of the frame, providing code information to the editor without obscuring any of the picture.
