TYPE: COP
TITLE: Wipe COP

This operation does a wipe between two input sequences. This operation is
implemented in VEX.

Middle click on the dialog '?' help for more help on maskable operations.
Right click on the dialog '?' help for more help on VEX operations. 

Parameters
Wipe
    Operation         - The wipe to perform.
	Cross Dissolve     - 
	Per Pixel Flip     - 
	Vertical Wipe      - 
	Horizontal Wipe    - 
	4 Corner Shrink    - 
	Circular Shrink    - 
	AA Circular Shrink - 
    Amount            - The wipe position. Zero is fully input 1, one is
			fully input 2.
    Draw Line         - If on, a line is drawn at the wipe border.
    Line Width        - The width of the line drawn (fraction of the 
			height/width). 
    Line Color        - The color of the line drawn.

Mask & Plane Scope, Frame Scope
    Overview - See extra help (Middle click on the dialog '?' help).

Local Variables:
    L   - Sequence length
    S   - Start of sequence
    E   - End of sequence
    IL  - Input sequence length
    SR  - Sequence frame rate
    NP  - Number of planes in sequence
    W,H - Width and height of image
    I   - Image index (0 at start frame)
    IT  - Image time (0 at start frame)
    AI  - Current plane array index
    PI  - Current plane index
    PC  - Num of channels in current plane
