如何在Handbrake完成后使用shell脚本来发送电子邮件？

I am currently encoding a lot of home videos converted from VHS tapes using Handbrake. I am using Ubuntu 64bit dual core machine and usually queue a lot of these videos. My question is how can I use shell scripting to keep checking on the handbrake process and send me an email when Handbrake finishes encoding a video file.I am currently encoding a lot of home videos co