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FLV file format
This flash video format is defined by the Adobe systems. There are multiple users of the flash video format such as YouTube, Hulu, VEVO, Yahoo! and many others as well. One can access the flash video on various operating systems by enabling the Adobe Flash Player along with web browser plugin or on other third-party programs except for iOS.
FLV files use the H.263 standard under the Sorenson Spark (FourCCFLV1) codec and there are various reasons for it such as;
- These are the first codec files which are supported by Flash Player.
- The heavy usage throughout other versions being able to support this very codec
Microsoft Windows Photo Gallery Viewer
VideoLAN VLC Media Player
Windows Media Player
Adobe Systems Incorporated