By default the converted video files width and
height will be the same as the original video format width and
height. To change the output width and height:
Double click on Videozilla.exe
The How to Use Videozilla dialog form will appear.
Click on Options button.
The Options dialog form will be loaded.
On the Output Video Width x Height frame, click on the
custom radio button.
Enter a new width and height value.
Click on OK button once the width and height is set.