Free open-source
FLV Input Plugin - is an input plugin for VirtualDub (1.8.0 or newer required) that allows to open FLV files with freeware video editor VirtualDub.
FLV Input Plugin only supports the following audio and video codecs:
video : H.263 and VP6
audio : MP3 and PCM
How to install FLV Input Plugin for VirtualDub- Download the latest version of FLV Input Plugin from http://moitah.net/download/latest/FLV_Input_Driver.zip
- Extract the FLVInputDriver.vdplugin from FLV_Input_Driver.zip into your VirtualDub\plugins folder.
- Make sure ffdshow-tryouts is installed
- Open "VFW configuration" (not "Video decoder configuration" which is for DirectShow decoding) from its Start menu group, go to the Decoder tab, Codecs section, and make sure FLV1 and VP6F are set to libavcodec.
- To convert FLV to AVI without any editing or filtering, load an FLV in VirtualDub, make sure "Direct Stream Copy" is selected in both the Video and Audio menus, and choose "Save as AVI" from the File menu.