Panasonic AV-UHS500 4K Switcher Operating Instructions - Page 45
Adjusting the luminance key and linear key, Adjusting the chroma key, Step 1
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Basic operations Adjusting the luminance key and linear key These steps are taken to adjust the luminance key and linear key definition. 1 Press the KEY1 CKEY button to light its indicator, and display the Key menu. 2 Use [F1] to display the Adjust sub menu. 3 Use [F2], [F3] and [F4] to adjust the key definition. 4 Use [F5] to set key invert. When "On" is selected, the key signals to be generated internally are inverted. Operation/ Parameter F2/ Clip F3/ Gain F4/ Density F5/ Invert Description of setting Reference level for generating key signals Key amplitude Key density Key signal inversion Setting range 0.0 to 108.0 0.0 to 200.0 0.0 to 100.0 On, Off Adjusting the chroma key Sampling is executed for the selected key materials to adjust those aspects of the key that are to be compensated. Step 1 ww To execute the sampling automatically 1 Press the KEY1 CKEY button to light its indicator, and display the Chroma Key menu. 2 Use [F1] to display the Auto Compute sub menu. wwTo execute the sampling manually 1 Press the KEY1 CKEY button to light its indicator, and display the Chroma Key menu. 2 Use [F1] to display the Sample sub menu. 3 Use [F2] to select "Composite" (composite image that combines the background image and key) using the View item. 4 Use [F3] to select "Select BG" using the Mode item. Select BG A color for the background of the foreground image is specified. Normally, either a blue or green background is specified. 5 Use the positioner to move the position of the sample marker. To change the size of the sample marker, turn the rotary encoder [Z]. 6 If the sample area that has been set is acceptable, press the rotary encoder [Z]. The area that has been set is now sampled. 7 To return to the pre-sampling status after sampling has been executed, press [F5]. 3 Press [F2] to execute the sampling automatically. To undo what has been sampled, press [F5]. 45