Flv
From Site5Wiki
FLV is the common file extension used for Flash Video files.
If you intend to offer .flv files from your account, the MIME type will need to be defined. You can do this by adding the following to the .htaccess configuration file within the web accessible directory from which you are working. If the .htaccess does not exist, simply create one as a plain text file, with the following contents:
AddType video/x-flv .flv
: Related wiki pages: Ffmpeg
