The development of VP9 started in the second half of 2011 under the development names of Next Gen Open Video ( NGOV) and VP-Next. VP9 is the last official iteration of the TrueMotion series of video formats that Google bought in 2010 for $134 million together with the company On2 Technologies that created it. as long as the user does not engage in patent litigations. The company grants free usage of its own related patents based on reciprocity, i.e. Parts of the format are covered by patents held by Google. Android has supported VP9 since version 4.4 KitKat, while iOS/ iPadOS added support for VP9 in iOS/ iPadOS 14. In contrast to HEVC, VP9 support is common among modern web browsers (see HTML5 video § Browser support). The emergence of the Alliance for Open Media, and its support for the ongoing development of the successor AV1, of which Google is a part, led to growing interest in the format. VP9 is the successor to VP8 and competes mainly with MPEG's High Efficiency Video Coding (HEVC/H.265).Īt first, VP9 was mainly used on Google's video platform YouTube. VP9 is an open and royalty-free video coding format developed by Google. VP9 Bitstream & Decoding Process Specification

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