QuickTime 3 Reference

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Parameters

Name

Code

Type

Description

Hair Density

`hden'

Long

This parameter controls the number of hairs that are drawn on each frame and the frequency with which hairs appear. The maximum number of hairs per frame is a randomly generated number between 1 and the value of this parameter. The chance of each hair appearing on a single frame is 1 in (the value of this parameter).

Hair Length

`hlen'

Long

The maximum length (in pixels) of the hairs being drawn.

Scratch Density

`sden'

Long

This parameter controls the number of scratches that are drawn on each frame and the frequency with which scratches appear. The maximum number of scratches per frame is a randomly generated number between 1 and the value of this parameter. The chance of each scratch appearing on a single frame is 1 in (the value of this parameter).

Scratch Duration

`sdur'

Long

The maximum number of frames that each scratch appears for. The actual number of frames for each scratch is a randomly chosen value between 1 and this value plus 20.

Scratch Width

`swid'

Long

The maximum width, in pixels, of a scratch. The actual width is a randomly chosen number between 1 and this value.

Dust Density

`dden'

Long

This parameter controls the number of dust particles that are drawn on each frame and the frequency with which dust particles appear. The maximum number of dust particles per frame is a randomly generated number between 1 and the value of this parameter. The chance of each dust particle appearing on a single frame is 1 in (the value of this parameter).

Dust Size

`dsiz'

Long

The size of each dust particle.

Film Fade

`fade'

Enum

The type of film fade effect (if any) to apply.

The Film Fade Enum

The Film Fade parameter can take one of the following values:

  1. None--the destination image is a copy of the source.
  2. Sepia Tone--the destination is a slightly saturated, monochromatic version of the source, colorized into shades of sepia (a light red-brown).
  3. Black and White--the destination is a greyscale version of the source.
  4. Faded color film--the destination is a color de-saturated version of the source.
  5. 1930's color film - the destination is a color super-saturated version of the source.

© 1997 Apple Computer, Inc.

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