Specifying each file source's type improves network performance the browser can select a video source without having to download part of the video to 'sniff' the format.Letting the browser choose a format is simpler, quicker, and potentially more reliable than using a server-side support database with user-agent detection.Client-side switching reduces latency only one request is made to get content.You can list formats in order of preference.This approach has several advantages over serving different HTML or server-side scripting, especially on mobile: This ensures that the browser only downloads the file that it is capable of playing. You should always add a type attribute to the tags event though it is optional. This instructs browsers to allow the user to control video playback, including volume, seeking, selecting captions, and pause/resume playback among others. Notice in the previous example that the controls attribute was introduced. The example below produces the embedded video that is used as an example later in this article. The element lets you specify multiple formats as a fallback in case the user's browser doesn't support one of them. Recall from Media file basics that not all browsers support the same video formats. Your browser cannot play the provided video file. The browser uses this to determine if it can play the provided video file. Always use the type attribute as shown below. Specify a single file #Īlthough it's not recommended, you can use the video element by itself. If you need to manage this yourself, read on. Those services handle formatting and filetype conversion for you, as well as provide the means to embed a video in your web page. In many cases, this is preferable to the procedure described here. You always have the option of uploading your file to YouTube or Vimeo.

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