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アクセスいただきありがとうございます。こちらのページは現在英語のみのご用意となっております。順次日本語化を進めてまいりますので、ご理解のほどよろしくお願いいたします。

MediaKeySystemConfiguration

https://www.w3.org/TR/encrypted-media/#mediakeysystemconfiguration-dictionary

Properties

audioCapabilities?

optional audioCapabilities: MediaKeySystemMediaCapability[]

A list of supported audio type and capability pairs.

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemconfiguration-audiocapabilities.


distinctiveIdentifier?

optional distinctiveIdentifier: MediaKeysRequirement

Defaults to "optional". Whether use of a Distinctive Identifier(s) is required.

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemconfiguration-distinctiveidentifier.


initDataTypes?

optional initDataTypes: string[]

A list of supported Initialization Data Type names.

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemconfiguration-initdatatypes.


label?

optional label: string

An optional label that is preserved in the MediaKeySystemConfiguration returned from the getConfiguration() method of MediaKeySystemAccess.

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemconfiguration-label.


persistentState?

optional persistentState: MediaKeysRequirement

Whether the ability to persist state is required.

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemconfiguration-persistentstate.


sessionTypes?

optional sessionTypes: MediaKeySessionType[]

A list of MediaKeySessionTypes that must be supported

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemconfiguration-sessiontypes.


videoCapabilities?

optional videoCapabilities: MediaKeySystemMediaCapability[]

A list of supported video type and capability pairs.

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemconfiguration-videocapabilities.


Last updated: Oct 02, 2025