How to write a simple video processing application with VideoLab using Delphi or C++ Builder This is a step by step tutorial for writing a simple video processing application in Delphi or C++ Builder VCL by using VideoLab. The steps are exactly identical in Delphi or C++ Builder versions 5 to 2007. There is no code writing necessary to complete this application. There is no need to know Delphi or C++ Builder in order to create this application. The steps bellow are captured using Delphi 2007, however they are identical in C++ Builder and older versions of the products. The tutorial covers the following steps, which should take less than two minutes: Add an TVLAVIPlayer Component to Your Application's Form Add a TVLFixedFilter Component to Your Application's Form Add an TVLAVILogger Component to Your Application's Form Add 2 TVLImageDisplay Controls to Your Application's Form Select file to play in the VLAVIPlayer1 Component Connect the VLAVIPlayer1.OutputPin to VLImageDisplay1.InputPin and VLFixedFilter1.InputPin Select filter type for the VLFixedFilter1 Connect the VLFixedFilter1.OutputPin to TVLImageDisplay2.InputPin and VLAVILogger1.InputPin Select file to record in the TVLAVILogger1 Component Run the Application   1. Add an TVLAVIPlayer Component to Your Application's Form: 1.1. From the VideoLab tab of the component palette drop a TVLAVIPlayer component. 2. Add a TVLFixedFilter Component to Your Application's Form: 2.1. From the VideoLab tab of the component palette drop a TVLFixedFilter component. 3. Add an TVLAVILogger Component to Your Application's Form: 3.1. From the VideoLab tab of the component palette drop a TVLAVILogger component. 4. Add 2 TVLImageDisplay Controls to Your Application's Form: 4.1 From the VideoLab tab add 2 TVLImageDisplay controls to the form. 4.2 Arrange your form to look like this: 5. Select file to play in the VLAVIPlayer1 Component: 5.1. Double-click on the VLAVIPlayer1 component on the form: 5.2. Select a file to play, and click “Open”: 6. Connect the VLAVIPlayer1.OutputPin to VLImageDisplay1.InputPin and VLFixedFilter1.InputPin: 6.1. In the VLAVIPlayer1 Properties select OutputPin and click on the button: 6.2. In the connection editor check the InputPin of the VLFixedFilet1 and InputPin of the VLImageDisplay1, then click OK: 7. Select filter type for the VLFixedFilter1: 7.1. Double-click on the VLFixedFilter1 component on the form: 7.2. In the filter editor specify ftLaplace as filter type and fms5x5 as MaskSize: 8. Connect the VLFixedFilter1.OutputPin to VLImageDisplay2.InputPin and VLAVILogger1.InputPin: 8.1. In the VLFixedFilter1 Properties select OutputPin and click on the button: 8.2. In the connection editor check the InputPin of the VLAVILogger1 and InputPin of the VLImageDisplay2, then click OK: 9. Select file to record in the VLAVILogger1 Component: 9.1. Double-click on the VLAVILogger1 component on the form: 9.2. In the VLAVILogger1 Properties select the FileName property and enter the path and the name of the file where you want to record the processed video: 10. Run the Application: 10.1 Press (F9) to run the application. You should see the video being processed: Here is a diagram of the OpenWire connections in this application: