Datavideo TVS-1000 Instruction Manual
Also see for TVS-1000: Quick start guide
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Contents
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49Chapter 6 Chroma and Luma KeysKeying is a special filter that TVS-1000 uses to remove a specific color (e.g. Green) from theimage by applying the filter to the input CAM. In this way, for example, talent on a greenbackdrop can be placed on any virtual background after chromakeying is enabled. The TVS-1000system supports three keying modes: Chroma Key, Simple Chroma Key and Luma Key.• Chroma Key Mode – This function enables TVS-1000 to be used for chromakeying.Camera input is fed with object on a green or blue backdrop. Background is generated byPC or any other media sources.• Simple Chroma Key Mode – This function enables TVS-1200 to be used for simplechromakeying by performing quick settings of matte, shadow, despill and garbage mask.• Luma Key Mode – This function enables TVS-1000 to be used for luminance-based keying.Camera input is fed with object on a black or white backdrop. Background is generated byPC or any other media sources.To ensure the best quality, the keying function has a number of parameters available for the userto set the optimal keying. The subsections below outline the entire configuration process indetail.6.1 Key SelectionClick on the button to select the desired key mode as depicted in the diagram below.6.2 Chroma KeyAfter selecting the desired key mode, the next step is to select the colour to be keyed out.Clicking on the chrominance keyer button to enter the configuration screen as shown in thediagram below. This setting depends on the keying background used. There are two possibilities:green or blue. The choice is made by clicking on Background Color in the Chrominance Keyersection. |
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