What format is webm?

Webm is an open, free media file format. The WebM standard online video is more open source and based on the HTML5 standard. The WebM project aims to develop high-quality, open video formats for a network that is open to everyone, with a focus on solving the core network user experience of video services. .

The operating environment of this tutorial: Windows 7 system, Dell G3 computer.

WebM was proposed by Google and is an open and free media file format.

WebM video format is actually a new container format developed based on Matroska (i.e. MKV) container format, which includes VP8 video track and Ogg Vorbis audio track. Among them, Google uses its VP8 video encoding technology to Similar to BSD licensed open source, Ogg Vorbis is originally an open format.

The WebM standard online video is more open source and based on the HTML5 standard. The WebM project aims to develop high-quality, open video formats for the Internet that is open to everyone. Its focus is to solve the problem of video services. A core web user experience.

The WebM format is actually a new container format developed based on the Matroska (known as MKV) container format, which includes VP8 video and Ogg Vorbis audio tracks. Ogg Vorbis is originally an open format, and VP8 is the video encoder that Google obtained when it bought the On2 company. This time Google also made this encoder open under a license similar to BSD, so WebM should not have the potential of H.264 patent issues.

Google says that the WebM format is quite efficient and should be able to be used smoothly on netbooks, tablets, handheld devices, etc. Of course, its own Youtube will also support WebM playback. Adobe's Flash Player will support the WebM format, as will AMD, ARM, Broadcom, Freescale, NVIDIA, Qualcomm, TI, etc. But Intel doesn't support it. In terms of browsers, not to mention Chrome, Firefox and Opera all support this format. The support of Microsoft IE9 is not so direct. It only supports the playback of H.264 videos out of the factory, but if you download and install VP8 separately, of course you can also play HTML / VP8 videos.

If you want to read more related articles, please visit PHP Chinese website! !

The above is the detailed content of What format is webm?. For more information, please follow other related articles on the PHP Chinese website!