Book Image

Learning VirtualDub: The Complete Guide to Capturing, Processing and Encoding Digital Video

Book Image

Learning VirtualDub: The Complete Guide to Capturing, Processing and Encoding Digital Video

Overview of this book

VirtualDub is one of the most popular video processing applications for Windows. As an open source application, it's free, and is constantly updated and expanded by an active community of developers and experts. VirtualDub is particularly popular for capturing video from analogue sources such as video tape, cleaning up the image and compressing it ready for distribution over the Internet. This book provides a rapid and easy to use tutorial to the basic features of VirtualDub to get you up and running quickly. It explains how to capture great quality video from various sources, use filters to clean up the captured image and add special effects. The book also shows how to use VirtualDub to cut and paste video to remove or insert sequences, including removing ad breaks or trailers. It goes on to cover the art of effective encoding and compression, so you end up with great quality videos that won't hog your bandwidth forever. VirtualDub is the fastest and most effective way to capture, process and encode video on your PC. This book gets you started fast, and goes on to give you full control of all the features of this legendary tool.
Table of Contents (14 chapters)
Learning VirtualDub
Credits
About the Authors
Introduction

File Settings


File settings in VirtualDub include defining the name and path, and allocating space for storing capturing data. All these settings can be done from the File menu:

By default, the first captured data is stored with the name of capture.avi in the My Documents\Captured Files\Videos\ folder:

However, we can set our favorite name and path by using the File | Set capture file option (or pressing F2). We can define the desired settings in the window that appears, as illustrated above.

After defining the base file name, every time we capture analogue signals, a counter increments the number of the file name and prepares it for the next capture.

For example, suppose we set the file name sample.avi at the root directory of c:\. After the first capture if we try to capture data one more time, the number 1 will be added to the file name (i.e. c:\capture1.avi ); for the next capture 2 will be added (i.e. c:\capture2.avi), and so on.

Regardless of what number we use for file names, in the...