Support external codec (VFW), and learn how to use the x264 codec for here.

x264 codec, which can be downloaded from the following sites. 

http://ohsoft.net/update/codec.php

After installing the codec, it is necessary to re-run the oCam always, you can see from the list of external codecs.

Click the codec menu external.

Click the check box that you are using an external codec. 

Select the H264 / MPEG-4 AVC codec - x264vfw List.

Then click the Settings button, and let the advanced settings of the codec. 

Setting screen codec look like the following, for instead of the encoded video general, it is necessary to record in real time display, our current, the Zero Latency check box to select the Ultrafast at Preset Check, then press the OK button to set encoding to be the fastest.