How can I improve the video quality?

[burakiren]

I have used this library fro my video record app. But video's quality is so bad and video frames not progressing smoothly. What is the best parameters for good quality?

[CrazyOrr]

Refer to this.
But note that it's a trade-off between process time and video quality.

[burakiren]

I already use this commands. But still not good for me.

[ghost]

I hame the same problem. I wrote about it in SO.com. @CrazyOrr plz, help!