OSEE GoStream Duet handleiding
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Panel Layout and Device Features
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one of the sources in the multiview which is used as the upstream key or
downstream key will be labeled as a colorful frame in the corresponding color of
PGM or PVW.
4.1.3.11 Set Luma Key or Linear key
A luma key and Linear key are consisted of the same two video sources, and they are
all set their parameters by LUMA Key menu.
Here, the fill source and key source are same for luma key, but the fill source and key
source are different for linear key. The differences for luma key and linear key are
described as below.
◼
Luma Key
A luma key is also called as self-key, it consists of one video source, that is, the fill
source and key source are the same one. Luma key contains the video image
that will be stacked on top of the background, that is, all the black areas defined
by the fill source will be made transparent so that the background source can be
revealed underneath.
The following images are an example of what background, luma key signals and
the resulting combined image might look like, as shown in Figure 4.1-44.
Figure 4.1-44 Luma Key Illustration
The above example is illustrated as below:
◼
Background Source
: A full screen image, the program output source in the
switcher, here is a landscape of the Great Wall;
◼
Fill Source/Key Source
: they are the same for luma key, the black area will
be made transparent to reveal the background.
The background used in the illustrations in the following sections is also directed to
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Productinformatie
| Merk | OSEE |
| Model | GoStream Duet |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 27562 MB |
