Simply click "Edit>Options" or click the Options button in the bottom left of the main window, you will see the following window:
Shutdown computer when encoding finished -- Check this option to shut down computer when encoding finished.
Add video codec name into the output file name -- Check this option to add video codec, such as xvid, to the output file name.
Keep silent when adding video files -- If the input video contains no audio stream, check this option to prevent a reminder message from popping up.
Check for new version of program when startup - Remind user when there is a new version available.
1. Check Avoid incomplete conversion option will help you skip bad frames in a video. This option is often used for converting videos captured by mobile phone or camera.
2. Check Preview HTML5 embed video in default browser after converting finished option, you can preview HTML5 video.
3. Add "–speed x" to the “Additional MEncoder options” (x=Output video duration/ Input video duration).
Supposed the original video duration is 30 seconds, but output is 15 seconds, so you can add this command line -speed 0.5 to “Additional MEncoder options” to try again.
If original video duration is 30 seconds, but output is 60 seconds, you should use this command line –speed 2.0 instead in the “Additional MEncoder options”.