FLV

File Format
Name	FLV
Ontology	Electronic File Formats Video FLV
Extension(s)	.flv
MIME Type(s)	video/x-flv
LoCFDD	fdd000131
PRONOM	x-fmt/382

FLV is a video container format associated with Adobe Flash Player and SWF. It is one of the two formats which together are known as Flash Video, the other being F4V.

Identification

FLV files start with a 3-byte ASCII signature: "FLV".

Specifications

• Adobe Flash Video File Format Specification, Version 10.1

Metaformat files

• Synalysis grammar file (for Hexinator / Synalize It!; more details)

Software

• Konvertor
• Adobe/Macromedia Flash Player, starting with version 6 (via SWF) or 7 (direct support)
• VLC
• 7-Zip can extract the embedded audio/video files.

Sample files

• http://samples.mplayerhq.hu/FLV/
• dexvert samples — video/flv

Links

• Wikipedia: Flash Video