FLV file format, also referred as Flash Video file format is a type of container file format. This file format is used for traversal of videos around the internet via usage of the Adobe Flash Player. YouTube, Google Video and all the other websites across the internet prefer Flash Video File (FLV) as a standard video format. The FLV file extension is comprised of a header section, along with the provisions to store audio, video and metadata packets.

The .FLV file format falls under the category of video files.

• Adobe Flash Player (Windows & Mac)
• Adobe Flash Professional CC (Windows & Mac)
• VideoLAN VLC Media Player (Windows & Mac)

The FLV video file format has been developed by the Adobe Systems.

• video/x-flv

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The structure of .FLV file format starts with a definite header that has four attributes: -

• Signature
• Version
• Flags
• Header Size

Along with the headers, the structure of the .FLV file type is also divided into certain packets that hold the following data types:

• uint32_be
• uint8
• uint24_be
• uint24_be
• uint8
• uint24_be
• freeform

A FLV file can be opened using many video players. Some of them are as follows:

For Mac and Windows

• Adobe Flash Player/Professional
• VideoLAN VLC Media Player

For Android

• VLC Media Player and More