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感谢您的访问。此页面目前仅提供英语版本。我们正在开发中文版本。谢谢您的理解。

MediaCapabilitiesKeySystemConfiguration

https://w3c.github.io/media-capabilities/#mediacapabilitieskeysystemconfiguration

Properties

audio

audio: KeySystemTrackConfiguration

The audio member represents a

https://www.w3.org/TR/media-capabilities/#dom-mediacapabilitieskeysystemconfiguration-audio


distinctiveIdentifier?

optional distinctiveIdentifier: MediaKeysRequirement

The distinctiveIdentifier member represents a distinctiveIdentifier requirement as described in EME apis.

https://w3c.github.io/media-capabilities/#dom-mediacapabilitieskeysystemconfiguration-distinctiveidentifier


initDataType

initDataType: string

The initDataType member represents a single value from the initDataTypes sequence described in EME apis.

https://w3c.github.io/media-capabilities/#dom-mediacapabilitieskeysystemconfiguration-initdatatype


keySystem

keySystem: string

The keySystem member represents a keySystem name as described in EME apis.

https://w3c.github.io/media-capabilities/#dom-mediacapabilitieskeysystemconfiguration-keysystem


persistentState?

optional persistentState: MediaKeysRequirement

The persistentState member represents a persistentState requirement as described in EME apis.

https://www.w3.org/TR/media-capabilities/#dom-mediacapabilitieskeysystemconfiguration-persistentstate


sessionTypes

sessionTypes: string[]

The sessionTypes member represents a sequence of required sessionTypes as described in EME apis.

https://www.w3.org/TR/media-capabilities/#dom-mediacapabilitieskeysystemconfiguration-sessiontypes


video

video: KeySystemTrackConfiguration

The video member represents a

https://www.w3.org/TR/media-capabilities/#dom-mediacapabilitieskeysystemconfiguration-audio


Last updated: Oct 02, 2025