I have just recorded something on tv onto my laptop using a usb digital tv device, when i play back the?

File using the software that came with the usb tv device the playback is fine, but when i playback using windows media player or other players the sound is messed up and there is no video? how do i solve this because i want to put the clip onto youtube. the software i am using is blazedtv and that plays back the file perfectly but no other software will
Answer
Try using a video converter.look for bink & smacker on the net. cool little program that can convert anything