Class VLTransparentColor.TVLTransparentColor

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Package: VideoLabPkg

Unit: VLTransparentColor

Inherits: TVLCommonCombine

Contents 1 Syntax 1.1 Delphi: 1.2 C++ Builder: 1.3 Visual C++ (MFC): 1.4 C# (.NET): 2 Summary 3 Description 4 Properties 4.1 Published 5 Pins 6 From TVLCommonCombine 7 Properties 7.1 Published 8 From TVLMultiInput 9 Properties 9.1 Published 10 Pins

Syntax

Delphi:

type TVLTransparentColor = class( TVLCommonCombine )

C++ Builder:

class TVLTransparentColor : public TVLCommonCombine

Visual C++ (MFC):

class CTVLTransparentColor : public CTVLCommonCombine

C# (.NET):

public ref class TVLTransparentColor : Mitov.VideoLab.CommonCombine

Summary

Merges two videos with transparent(see trough) color in one of them.

Description

Merges two video signals by making a color range transparent in one of the videos. The second video will be visible trough the some color areas of the first video. The color areas are defined by a color range.

Diagram:

Example:

In this example the blue color of the video is set as transparent. A range has been set so the different shades of blue also will be transparent.

Video :

Background video :

Video + Background :

Properties

Published

• TransparentColors - Collection of transparent color ranges.
• Enabled - Enables/Disables the component.

Pins

• InputPin - The Video Input Pin of the component.
• BackgroundInputPin - The Background Video Input Pin of the component.

From TVLCommonCombine

Properties

Published

• FrameSize - The rules to be used to calculate the size of the output frame.
• Offset - The X,Y offset between the two source images.
• StartIfNotAllRunning - Specifies if the component can start if not all inputs have started.
• BackgroundColor - The color of the area in the image not covered by any of the input images (The remaining area.).

From TVLMultiInput

Properties

Published

• AfterStop - Specifies the mixer behavior after the input streams have stopped.
• VideoFormat - Specifies the output video format for the component.
• Threading - Specifies the desired threading settings for the filtering.

Pins

• OutputPin - The Video Output Pin of the component.