There is a lot of case in Malaysia that needs multimedia forensics expertise. Professor Hany Farid is one of the few experts. Below excerpt is taken from http://en.wikipedia.org/wiki/Hany_Farid.
“Latest controversial images verification report over the Opposition Leader of Malaysia
He was reported to be one of the person who prepare a report of video analysis together with Professor Lorenzo Torresani in a sex trial in Malaysia. It was stated that on 4 June, experts from Dartmouth College, Hanover, New Hampshire in the US verified the authenticity of the video, that there was no tampering or any act of super-imposing and that it originated from a DVR camcorder taken from Datuk Shazryl.”
To get some perspectives of multimedia forensics watch this video – NIST Colloquium Series: Digital Forensics.