Here is a free and useful software to convert videos into gif animation file. The benefit of using GIF animation is you can upload them into your social networking website such as Myspace or video sharing website such as Youtube.com, you do not need any adobe flash player installed to view the animated format files. And usually animated files ends with .GIF extension which can be shared via email which is one of the advantage of making an animated GIF file from videos.
Simple browse any avi video file or mpeg file from your computer to convert videos into GIF animation and resize the output gif if necessary. Let the conversion process begin and there you have created your animation gif video file with good quality.
If you want to reduce the output animation then reduce the avi videos and convert them once again using this software!