在此页

• 特性
• 规范
• 浏览器兼容性
• 相关话题

这是 实验性技术
检查 浏览器兼容性表格 要小心谨慎在生产中使用这之前。

MediaKeySystemConfiguration dictionary holds configuration information about the media key system in use.

特性

MediaKeySystemConfiguration.initDataTypes 只读

Returns a list of supported initialization data type names. An initialization data type is a string indicating the format of the initialization data.

MediaKeySystemConfiguration.audioCapabilities 只读

Returns a list of supported audio type and capability pairs.

MediaKeySystemConfiguration.videoCapabilities 只读

Returns a list of supported video type and capability pairs.

MediaKeySystemConfiguration.distinctiveIdentifier 只读

Indicates whether a persistent distinctive identifier is required.

MediaKeySystemConfiguration.persistentState 只读

Indicates whether the ability to persist state is required.

规范

规范	状态	注释
加密媒体扩展 The definition of 'MediaKeySystemConfiguration' in that specification.	推荐	初始定义

浏览器兼容性

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
MediaKeySystemConfiguration	Chrome 42	Edge ≤79	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android 43	Chrome Android 42	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android 4.0
audioCapabilities	Chrome 42	Edge ≤79	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android 43	Chrome Android 42	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android 4.0
distinctiveIdentifier	Chrome 42	Edge ≤79	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android 43	Chrome Android 42	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android 4.0
initDataTypes	Chrome 42	Edge ≤79	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android 43	Chrome Android 42	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android 4.0
persistentState	Chrome 42	Edge ≤79	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android 43	Chrome Android 42	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android 4.0
videoCapabilities	Chrome 42	Edge ≤79	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android 43	Chrome Android 42	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android 4.0

图例

完整支持

完整支持

兼容性未知 ?

兼容性未知

实验。期望将来行为有所改变。

实验。期望将来行为有所改变。

元数据

• 最后修改： Jan 29, 2020

相关话题

1. Encrypted Media Extensions API
2. MediaKeySystemConfiguration
3. 特性

   1. audioCapabilities
   2. distinctiveIdentifier
   3. initDataTypes
   4. persistentState
   5. videoCapabilities
4. Related pages for Encrypted Media Extensions

   1. HMTLMediaElement.onencrypted
   2. HTMLMediaElement.mediaKeys
   3. HTMLMediaElement.setMediaKeys()
   4. MediaKeySession
   5. MediaKeySessionEvent
   6. MediaKeyStatusMap
   7. MediaKeySystemAccess
   8. MediaKeys
   9. Navigator.requestMediaKeySystemAccess()