Magni MCP-601 Manual do Operador descarregar pdf (Página 40)

MCP-601 Operator’s Manual

Magni Systems, Inc. 40

Keying Operation and timing setup --- Magni Premier Key Tab

Figure 5-2, Magni Premier software Key tab screen

• Key Edge Filter;

Hard Key mode provides a sharp transition between graphics and video

Soft Key mode lengthens the transition time thus reducing motion artifacts in some cases.

• Key Width;

Wide Key width reduces halo of selected color on horizontal edges

Narrow Key Width allows single line graphics to be keyed.

• Key Type.

Graphics mixed with video in following forms: (Buttons and number entry areas will gray

out when not applicable)

Color Black: Key on graphics RGB component value set at 0 level.

Standard: 100% Video on selected Graphics Key Color and mix on all other colors.

Transparent (plus Standard Key): This mode includes Standard Key as above plus one

Transparent Key color where the two signals mixed at 50% transparancy.

Graphics: 100% graphics on selected Graphics Key Color and mix on all other graphics colors.

Video: Key to mix on selected Video Key Color. It is the traditional Chroma Key.

Alpha: One Alpha Key Full Field Keying signal storable from Graphics or Video input.

• Key Range. The key range that determine the tolerances of color hue or video levels of the key

signal that will trigger the key transition, it typically set at 25.

• Key Color. There are 3 ways to select a key color:

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Magni MCP-601 Manual do Operador Página 40