Introduction to AVI Processor Add-on

Features

AVI Processor Add-on has a number of worth attention features. They are:

• Possibility to open the AVI file and:
  • Get individual frames from it.
  • Read parameters of the AVI file (such as duration, frames per second, etc).
  • Extract audio streams and save them as separate WAV files.
• Possibility to create new AVI file:
  • Add frames to the AVI file (e.g. by loading them from separate image files, generating them with Graphics Mill for .NET, or extracting from another AVI file).
  • Specify different encoding options like frame per second, compression, quality, etc.
  • Add audio track from a separate WAV file or another AVI file. It is possible to append several audio files together.
  • Put a watermark on each frame added to the AVI file. It can be:
    • An image.
    • Current date/time.
    • Frame timing information.
  • Add transition effects between frames.
• Possibility to enumerate installed codecs and get information about them.

This way you can use AVI Processor Add-on for multiple tasks, e.g.

• Create thumbnails for AVI files.
• Split AVI file to separate frames.
• Recompress AVI file (by changing its codec and/or dimensions).
• Put logo or crawl line to AVI file.
• Create new AVI file from screenshots to track user's activity.
• Generate video slideshow.
• Combine several different movies into one.
• ...and many others...

How to Use This Guide

This guide intended to shed light upon the main aspects of AVI Processor Add-on and unveil its features. The guide consists of the following parts: programming manual and typical examples of usage.

Programming manual contains the following sections:

1. AVI Processor Add-on Concepts - describes the whole idea of AVI Processor Add-on;
2. Reading AVI Files - demonstrates how to read AVI files. Code snippet included;
3. Writing AVI Files - demonstrates how to create AVI file. Code snippet included;
4. Working with Audio Track - shows how to maintain audio data using AVI Processor Add-on. Code snippet included;
5. Working with Compressors - describes how to get information about codecs installed in the system. Code snippet included;
6. Working with Watermarks - describes how to add watermark to a video file. Code snippet included.

The following examples are available (including code samples):

1. Taking Video File to Separate Images - explains the idea of splitting a video file into separate images;
2. Recompressing Existing AVI - explains how to recompress AVI files;
3. Extracting Audio Track - explains the method of getting audio track from a video file;
4. Adding Audio Track - explains the method of adding audio track to a video file;
5. Generating Frames - shows how to make your own video from a scratch;
6. Putting Logo on AVI File - shows how to place a logo on AVI file;
7. Creating Transition Effects - shows how to add transition effect to the video.