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Web video

3,419 bytes added, 06:43, 6 August 2009
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* BBC has released BBC's iPlayer in July 2007 based on internet video. [http://en.wikipedia.org/wiki/Web_video Source]
* Some file formats available in web video are Quicktime (.mov), Windows Media (.wmv), Flash Video (.flv), and MPEG4 files (.mp4) [http://www.performermag.com/webvideotwo.php Source]
==Features==
*H.264 standard video support: Quality of video (as HD TV) has been substantially improved from the previous version of Flash Player 9
*High Efficiency AAC (HE-AAC) audio support: Quality audio (successor to MP3), but at a lower bit rate
*Hardware accelerated, multi-core enhanced full screen video playback.
 
=Adoption=
==US Adoption==
[[Image:Flash_usage.jpg|center|500px|thumb|[http://www.adobe.com/products/player_census/flashplayer/ Source]]]
==Product innovation: Flash Player 9==
*Flash Player 9 Update 3 Beta 2(Moviestar) supports H.264 video and HE-AAC audio and hardware accelerated, multi-core full screen video playback maintaining backwards compatibility by supporting On2VP6 video codec, in addition to the Sorenson Spark codec.
*The system also contains new Flash Player cache for common platform components, such as the Flex framework, to reduce application sizes and start-up times.
* Multichannel playback will be come in advanced versions of flash player
==Trends from patentpatents==*Patent filing is active in this area.*Video conferencing, Online video sharing and Online video advertising are the active areasfor IP activity.*Bit rate and resolution are the two main elements which effects affect the quality of the video played online. Compression or coding of the video effects the video.
*Single-loop spatial scalability coding, Network congestion detection and control,Editing a low-resolution media asset to generate a high-resolution edited media asset etc are some of the hot trends in improving video quality.
*[http://www.mpegla.com/avc/avc-att1.pdf Patent list of H.264]
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<br>
==Product trends==
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=Opinions: Flash 9=[[Image:opinion_flash9==Pros==* Full screen web video features* Can buffer videos for 20 minutes at a time* H.jpg|center|850px|thumb]]264 video encoding* Can support mobile devices, set top boxes etc.* Can support different High Definition (HD) content* Includes security of coded program?* Any MPEG4 encoder can be used for encoding==Cons==* Licensing costs are too high* No support for .MOV files* Hardware acceleration makes system performance unacceptable* Large file sizes occupy excessive bandwidth* Third party servers are not allowed* No support for 64-bit Linux 
=References=
*[http://www.kaourantin.net/ Blog-Kaourantin]
*[http://blogs.zdnet.com/Stewart/?p=341 ZDNet]
*[http://www.adobe.com/products/flashplayer/ Adobe Website]
 
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