Avi video file format :
AVI stands for Audio Video Interleave. It is a special case of the RIFF (Resource Interchange File Format). AVI is defined by Microsoft. AVI is the most common format for audio/video data on the PC. AVI is an example of a de facto (by fact) standard.
Best way to cut/trim/split avi file :
GiliSoft Video Editor — Cut/trim/split avi file.
1) Launch GiliSoft Video Editor
Once installed GiliSoft Video Editor, Launch GiliSoft Video Editor.
2) Select one way to cut avi file
There are 3 ways to cut avi file in the easy video editing software:
a) Easy Video/Audio Cutter - Cut one avi file to several small avi clips.
b) Batch
Video/Audio Cutter - Cut wanted clips from a lot of avi files
c) Advanced Video/Audio Cutter - Cut wanted clip after video editing(added watermark,subtile...)
3) Load File
Click 'Add File(s)' button, Select "AVI - Audio Video Interleave" in its "Files of type" combo box.
Add your AVI file, GiliSoft Video Editor will preview your AVI file directly.
4) Select Start time, and End time.
5) Click 'Start' button to start to cut your AVI file.
GiliSoft Video Editor is very powerful AVI Splitter and AVI Cutter, split AVI, cut AVI without re-encode, So It is very fast and without any quality loss.