Matrox MXO2 PCIe Host Adapter - Manual (Page 152)

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Chapter 9, Setting Up Matrox Effects with Adobe Premiere Pro
be able to see the Sat Key indicator and handles to modify the Saturation
Key properties in the selective key graph.
• Lum Click this button to enable or disable the Luma Key properties ( Low
Clip , Low Gain , High Gain , and High Clip ). When enabled you will be
able to see the Lum Key indicator and handles to modify the Luma Key
properties in the selective key graph.
• For both the Saturation Key and Luma Key properties, you can lock and
move all the handles at the same time in the selective key graph by pressing
SHIFT and then dragging any handle. If you press CTRL you can lock and
move either the Low Clip and Low Gain handles or High Gain and High
Clip handles.
0
Low Clip
1
Low Gain
2
High Gain
3
High Clip
0
Low Clip
1
Low Gain
2
High Gain
3
High Clip
012 3
0
1 2
3