Class VLDraw.TVLDraw

Revision as of 00:19, 22 November 2011 (view source) David Alm (Talk | contribs) (Automated Syncronization with Documentation)		Revision as of 20:28, 10 June 2013 (view source) David Alm (Talk | contribs) (Automated Syncronization with Documentation) Newer edit →
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	Use this component to apply(draw) graphical layers over the		Use this component to apply(draw) graphical layers over the
	video frames.		video frames.
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		+	<b>Diagram:</b>
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		+	[[Image:VLDraw_Preview.png]]
	== Properties ==		== Properties ==
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	*[[Method procedure VLDraw.TVLDraw.Start()|procedure Start()]] - Starts the filter as generator or enables it as filter if the input pin is connected.		*[[Method procedure VLDraw.TVLDraw.Start()|procedure Start()]] - Starts the filter as generator or enables it as filter if the input pin is connected.
	*[[Method procedure VLDraw.TVLDraw.Stop()|procedure Stop()]] - Stops the filter as generator or enables it as filter if the input pin is connected.		*[[Method procedure VLDraw.TVLDraw.Stop()|procedure Stop()]] - Stops the filter as generator or enables it as filter if the input pin is connected.
−	*[[Method procedure VLDraw.TVLDraw.Pump()|procedure Pump()]] - Plays one buffer if enabled, the input pin is not connected, and ClockSource is [[Enum item LPComponent.TSLClockSource.csExternal|csExternal]].
	== Pins ==		== Pins ==
−	*[[Pin VLDraw.TVLDraw.ClockPin|ClockPin]] - The Clock Input Pin of the component.
	*[[Pin VLDraw.TVLDraw.UserControlInputPin|UserControlInputPin]] - The mouse and keyboard user control input pin.		*[[Pin VLDraw.TVLDraw.UserControlInputPin|UserControlInputPin]] - The mouse and keyboard user control input pin.
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	=== Published ===		=== Published ===
	*[[Property SLCommonFilter.TSLBasicThreadedEnableFilter.Enabled|Enabled]]		*[[Property SLCommonFilter.TSLBasicThreadedEnableFilter.Enabled|Enabled]]
−
−	== Pins ==
−	*[[Pin SLCommonFilter.TSLBasicThreadedEnableFilter.EnablePin|EnablePin]]
	== From [[Class SLCommonFilter.TSLBasicThreadedFilter|TSLBasicThreadedFilter]] ==		== From [[Class SLCommonFilter.TSLBasicThreadedFilter|TSLBasicThreadedFilter]] ==

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Revision as of 20:28, 10 June 2013

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Package: VideoLabAdditionalPkg

Unit: VLDraw

Inherits: TVLCommonFilter

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 Methods 5.1 Public 6 Pins 7 From TVLCommonFilter 8 Properties 8.1 Public 9 Methods 9.1 Public 10 Pins 11 From TSLBasicThreadedEnableFilter 12 Properties 12.1 Published 13 From TSLBasicThreadedFilter 14 Properties 14.1 Published

Syntax

Delphi:

type TVLDraw = class( TVLCommonFilter )

C++ Builder:

class TVLDraw : public TVLCommonFilter

Visual C++ (MFC):

class CTVLDraw : public CTVLCommonFilter

C# (.NET):

public ref class TVLDraw : Mitov.VideoLab.CommonFilter

Summary

Applies(draws) graphical layers over the video frames.

Description

Use this component to apply(draw) graphical layers over the video frames.

Diagram:

Properties

Published

• Layers - Collection of layers to be drawn over the frames.
• Generator - Specifies the generator settings for filter when used as generator.
• BackgroundColor - Specifies the background color of the frames.
• AspectRatio - Specifies the aspect ratio settings.

Methods

Public

• procedure Start() - Starts the filter as generator or enables it as filter if the input pin is connected.
• procedure Stop() - Stops the filter as generator or enables it as filter if the input pin is connected.

Pins

• UserControlInputPin - The mouse and keyboard user control input pin.

From TVLCommonFilter

Properties

Public

• InputVideoFormat

Methods

Public

• procedure ProcessFrame(Image : IVLImageBuffer)
• procedure ProcessFrame(InImage : IVLImageBuffer; var OutImage : IVLImageBuffer)
• procedure ProcessBitmap(InBitmap : TBitmap; OutBitmap : TBitmap)

Pins

• OutputPin
• InputPin

From TSLBasicThreadedEnableFilter

Properties

Published

• Enabled

From TSLBasicThreadedFilter

Properties

Published

• Threading