User Manual

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3. Select “Chroma” and “Split” under the “Keyer” sub-option.
4. Select the camera signal to be chromakeyed under the “Key Source” sub-option.
5. Adjust the left, right, top and bottom values of the “Mask” sub-option to set the chroma key range
based on the green or blue backdrop size.
6. CK Setup
• Key Range defines a color range close to the color (blue/green) of the studio backdrop.
• Key Foreground adjusts the opaqueness and transparency.
• Key Background adjusts the chromakey performance to achieve perfect chromakeying.
• Hi-Light and Lo-Light adjust luma value of the chroma key.
• Bg-Supp removes foreground and background luma (brightness) from the final image.
7. Chroma Key setting is complete.
Remarks: The HS-1300 is equipped with auto chromakeying function so if after following the above
steps, a clean chromakeying effect cannot be achieved, you may first use the CK Auto function under the
CK Setup sub-option and then fine-tune other parameters to achieve perfect chromakeying.
6.4 Dual Chromakey
Dual-Chromakey is a function designed to allow you to apply chromakey effect to two camera images at the
same time and overlay the results on Preview and Program displays.
Follow the steps below to set up the environment for dual chromakey.
1. Set up studio equipment including lights and the backdrop (Green).
2. Connect two cameras to switcher’s input 1 and 2. Note that the studio background must be green and
the foreground can be a talent or an object. Connect background images to switcher’s input 3 and 4.
3. Press the “MENU” button to open the Keyer page as shown below:
Keyer
Keyer
Key 1
Keyer Ctrl
Chroma
P-in-P
Priority
Bot
Lift
0%
Gain
1.0
Opac
100%
Key Source
Input 1
Fill
Input 3
Mask
Left
0%
Right
0%
Top
0%
Bot
0%
4. Select “Key 1” under the “Keyer” sub-option.
5. Select the camera image to be chromakeyed under the “Key Source” sub-option. In this example, the
source is “Input 1,” which is Channel 1.
6. Adjust the left, right, top and bottom values of the “Mask” sub-option to set the chroma key range,
which is the green backdrop size.
7. Open the Chroma page as shown below: