Lumakey; Lumakey Source; Mode; Cleanup Level - Datavideo SE-500HD Instruction Manual

Right
Top
Bottom
The effects of all parameters are described below:
• Left – Adjusts the position of the left edge of the PIP window.
• Right – Adjusts the position of the right edge of the PIP window.
• Size – Adjusts the PIP image crop size.
• Top – Adjusts the position of the top edge of the PIP window.
• Bot – Adjusts the position of the bottom edge of the PIP window.

3.4 Lumakey

Keyer of the SE-500HD provides the user with the capability of luma keying.
Note: When PIP and Lumakey features are enabled at the same time, the lumakey source will be
the upper layer and the PIP source will be the lower layer. The layer order cannot be changed.
Option Parameters

Lumakey Source

Lumakey

Mode

Cleanup Level

Transparency
3.4.1 Lumakey Source
Lumakey source is where you can select the image for luma keying. The available sources are listed as
follows:
• Black
• Input 1
• Input 2
• Input 3
• Input 4
• Background
• Color Bar
3.4.2 Mode
There are two modes available on the Luma Keyer. Select Black if the image is on a black background
and white if the image is on a white background.
3.4.3 Cleanup Level
The Cleanup Level allows the user to fine tune the effect of the luma key. The default value is 20.
0 – 100%
0 – 100%
0 – 100%
Parameter Value or Range
Black
Input 1
Input 2
Input 3
Input 4
Background
Color Bar
Black
White
0 – 100
0 – 64
18
0
0
0
Default Value
Input 2
Black
20
64