<name>Chroma Hold</name>
<description>Make image greyscale except for chosen color</description>
<author>Charles Yates</author>
- <parameter type="color" name="key" default="0x000000">
+ <parameter type="color" name="key" default="0x000000ff">
<name>Color key</name>
</parameter>
<parameter type="constant" name="variance" max="100" min="0" factor="100" default="15" >