iTunes M4V files can't be directly played on Gphone, because of DRM protection. If we insist to play the iTunes M4V videos on Gphone, how to do this?
Try M4V Converter Plus, which will solve your problem. With it, you can convert any DRM protected iTunes videos for Gphone.
M4V Converter Plus for Win is an all-in-one M4V to Gphone Video Converter, which can record and then encode the videos background, so the conversion speed is very fast, and the output quality is little quality loss. Moreover, you can convert not only iTunes purchased movies, you can also convert iTunes movies rental.
Gphone, you know, is a cellular mobile device believed to be in development by Google. The GPhone specs and design are currently under speculation. It is believed to be very similar in design to a smartphone. It's specs are believed to be comparable to those of high-end mobile devices because such specs are needed if the Gphone is to be able to play YouTube videos.
Android is a mobile operating system running on the Linux kernel. It was initially developed by Google and later the Open Handset Alliance Gphone.
M4V, MPEG-4 file extension used for videos downloaded from the Apple iTunes store; includes TV episodes, full-length movies, and music videos; similar to an .MP4 file, but may be copy-protected using Apple's FairPlay DRM copyright protection.
DRM is short for Digital Rights Management, It is a common technique that is used to control what you can and can't do with the media and hardware you've purchased or rented.
So apparently when you purchased M4V video files from iTunes Store, this kind of files is DRM protected. To play a protected M4V file, your computer must be authorized (using iTunes) with the account that was used to purchase the video.