Matrox Electronic Systems Matrox RT.X2 - Manual (Page 89)

81
Creating a secondary color correction
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.
¥ Tip 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