HomeClick 
button to import your source files into this program.
You are allowed to add multiple FLV/F4V files into the program at a time, and all files are checked by default once loaded. You can right-click on a file to “Uncheck All” or “Check All” to make your selection easier.
a. File list labels
Name: the name for each file
Duration: the original length of each file before conversion
Trimmed Length: the length of each file after trimming
Destination File: the name of the converted file
b. The Preview Window
Play button 
- Pause or play the video.
Snapshot button
- Snapshot the pictures and save them on your computer.
Stop button
- Stop playing.
Open button 
- Open the snapshots folder.
c. Make quick control of imported video files
Move Up: Move the selected file up one line
Move Down: Move the selected file down one line
Delete: Click to remove the loaded file.
Clear: Click to remove all the imported files.
Properties: Click to see the properties of the imported video.
