The role of video tag in html

The role of the HTML video tag is to embed and play videos, as follows: Play videos, supporting formats such as MP4, WebM and Ogg. Stream videos, allowing viewing before downloading is complete. Control video behavior like autoplay, loop, and adjust playback speed. Handles video events such as playback start, end, and playable. Provides additional features such as subtitles, picture-in-picture, and accessibility support.

The role of HTML video tag

HTML video tag (<video>) Allows video content to be embedded and played in web pages. It is a powerful tool for creating interactive and engaging web pages and is widely used in various scenarios.

Play Video

The main purpose of the video tag is to play video files. It supports multiple video formats including MP4, WebM, and Ogg. Videos can be embedded via the src attribute by specifying the video file path. Playback controls such as play/pause, volume control, and full screen buttons can then be added via the controls properties.

Streaming Video

The Video tag also supports video streaming, allowing users to start watching videos before the download is complete. This is accomplished by setting the preload attribute to "auto" or "metadata" or using the Media Source Extension (MSE), which allows dynamic loading and playback of video clips.

Control video behavior

The video tag provides a series of attributes to control video behavior, including:

• ##autoplay: Whether to automatically play the video when the page loads
• loop: Whether to loop the video after the playback is completed
• muted: Whether to play the video muted
• currentTime: Set or retrieve the current playback time of the video
• playbackRate: Adjust the playback speed of the video

Event handling

The video tag supports various events, allowing developers to respond to video playback. For example:

• canplay: triggers when the video can be played
• playing: triggers when the video starts playing
• ended: Triggered when the video playback ends

Other functions

In addition to playing the video, the video tag also provides other functions, For example:

## Subtitles:
• Through the track element, you can add subtitles to the video
Picture-in-Picture:
• The picture-in-picture attribute allows the video to be displayed floating over other parts of the web page
Accessibility:
• controls and ## of the video tag #aria- Attributes support accessibility enhancementsTaken together, the HTML video tag provides web designers with the ability to create engaging and interactive online experiences by providing the ability to embed and play videos. powerful tool.

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