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M4V can be a file extension for the container file defined in the systems section of the MPEG-4 standard (ISO 14496-1), as downloaded by iTunes. An M4V file is usually renamed to the more common extension of MP4 to be played on other media players or else protected content.

 

An MP4 file can contain an audio and a video stream in a different number of codecs most commonly uses H.264, also referred to as MPEG-4 AVC (Advanced Video Coding). MP4 will also support multiple audio streams and video streams, subtitle streams, 2-D, 3-D graphics and advanced interactive content.

 

uses H.264, also referred to as MPEG-4 AVC (Advanced Video Coding). MP4 will also support multiple audio streams and video streams, subtitle streams, 2-D, 3-D graphics and advanced interactive content. H.264 offers significantly greater compression than its predecessors, as much as twice the compression with the current MPEG-4 ASP (Advanced Simple Profile), besides improvements in perceptual quality. The H.264 standard provides DVD-quality video under a 1 Mbps, and is particularly considered promising for full-motion video over wireless, satellite, and ADSL Online connections.

 

Differences between M4V and MP4 (M4V vs. MP4)

Generally, M4V is of normal video format, weighed against hi def video format - MOV (for 720p or over on Apple TV). However the resolution specifications of M4V and MP4 are indifferent. Any difference between M4V and MP4 not just the file extension name?

 

Slightly differing MP4, M4V allows to store chapter information and manage AC3 (Dolby Digital) audio file. QuickTime player cannot play a MP4 file with AC3 audio and chapters. AC3 isn't directly works with and recognizable by MP4 container.

 

How to Play M4V Video

In most cases, M4V video file can be directly played, on Windows OS computer, by:

* Apple QuickTime Player
* Media Player Classic
* RealPlayer
* VLC
* MPlayer
* Nero Showtime
* DivX Plus Player
* DAPlayer

On Android devices, user also can download some multi-format media player apps on Android to experience .m4v file, including HD Player etcetera ,MX Player.

However, some unprotected M4V files may possibly be recognized and played by other video players by changing the file extension from '.m4v' to '.mp4'.

The unique By using M4V

What Devices Use M4V? M4V extendable is often utilised by iPhone, iPod, PlayStation Portable, etc. Nowadays, Apple's products like ipod and iphone, iPhone, and iTunes Store, are booming rapidly, so M4V files have grown to be additionally used. It is used as the default video conversion format inside software HandBrake and Air Video Server dwelled on Macintosh.