M4V is a digital video container format developed by Apple Inc. It is pretty similar to the popular MP4 in terms of structure, but M4V files can sometimes be DRM protected. Today, M4V is the primary video format for iTunes Store videos and can multiplex together multiple audio and video data.
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After YouTube and Dailymotion, Vimeo is the third largest video streaming platform. While you can upload most video codecs on Vimeo, it’s recommended to use AVC (H.264). That said, this platform supports most video formats, including FLV, MOV, MP4, WMV, and AVI. However, it doesn’t support non-video formats like MP3, WAV, JPG, PNG, and WAV.
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