FLV file stands for Flash Video that is a container file format for deliver video clip over the internet employing Adobe Flash Player versions 6 and newer. These files can also embed within SWF files. The sound and video data streams are encoded in FLV files as they are within SWF files. As format suitable for web video clip playback, it offers high prices involving data compression and produces good quality video clip. FLV is actually becoming more and more well known plug-in on the internet because can easily embed these files in HTML web pages and is supported by many operating system via the Adobe Flash Player and web-browser plug-in. However, in Apple’s iOS device does not support the Flash Player plug-in, hence requires other delivery methods such as provided by Adobe Flash Media Server. Currently, FLV file format widely utilized by various famous websites, such as Google, video, MySpace, YouTube, etc.
Generally, Flash video FLV files consist of video bit streams that are proprietary alternative of H.269 video standard. Sorenson spark is an older codec for FLV files nevertheless it is usually available and compatible one, because it was the first online video media codec supported with Flash Player. In addition, it is the required video compression format for Flash Player 8 and newer versions, also assist the playback connected with On2 TrueMotion VP6 online video media touch channels.
The Flash Video FLV files format facilitates two versions of a so-called ‘screenshare’ codec, which can be encoding format, intended for screencast. The two these kind of formats are usually bitmap tile primarily based, may be lossy simply by decreasing coloration depths and are also compacted utilizing zlib. The 2nd variation is playable with Flash Participant 8 and newer.
Supported Media Types in FLV File Format:
Video: On2 VP6, Screen video, Sorenson Spark (Sorenson H.263), H.264
Audio: MP3, Linear PCM, ADPCM, Speex, AAC, Nellymoser, G.711
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