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WMV file format - description, how to open .wmv
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WMV file format

File extension
.wmv
File category
Description
These are the types of video files which in reality only contain the audio and this format was also developed by the Microsoft. These files can be facilitated by a variety of Operating Systems such as Mac as well as the PC. A few WMV files also have the digits right management (DRM) protection so unauthorized can't make copies of the recordings basically the ones purchased from an online store.
Technical details
The exclusive codecs developed by Microsoft can be obtained while a WMV file is compressed. Windows Media Video 9 Professional can be used by the users and it allows them to play their respective file at resolutions surpassing 300,000 pixels (having a screen resolution as low as 528x576) with an exceptional bit rate of 1000 Kbit/s. The high definition abilities make WMV files an ideal choice for HD DVD and Blu-ray disks. WMV 9 format is the one you should be looking for and it is also comparable to H.264 Main and High Profile, but it does not support various activities such as multiple reference frames and context-adaptive binary arithmetic coding (CABAC). Lower bit-rates can reveal the various differences between WMV and its competitors.
Programs
Microsoft Windows Media Player
PowerDVD
RealPlayer
VideoLAN VLC Media Player
Main program
MPlayer
Developer
Microsoft
MIME type
video/x-ms-wmv