Online F4V to OPUS, you can put the F4V to OPUS format on your computer, tablet or mobile phone without downloading any software!
Step 1
Upload F4V file
Select files from your computer, Google Drive, Dropbox, URL or by dragging them on the page.
Step 2
Select 'OPUS'
Select output OPUS or any other format as the conversion result (click the Convert button)
Step 3
Download your F4V file
After the conversion you can download your OPUS file and upload it to Google Drive, Dropbox.
f4v : Flash Video
There are two different video file formats known as Flash Video: FLV and F4V. The audio and video data within FLV files are encoded in the same manner as they are within SWF files. The F4V file format is based on the ISO base media file formatand is starting with Flash Player 9 update 3.
Opus is a sound encoding format, and Opus's predecessor was the celt encoder. Developed by the IETF for real-time voice transmission over the network, the standard format is RFC 6716.