在此页

• 构造函数
• 特性
• 方法
• 规范
• 浏览器兼容性
• 另请参阅
• 相关话题

BlobEvent interface represents events associated with a Blob . These blobs are typically, but not necessarily,  associated with media content.

构造函数

BlobEvent()

创建 BlobEvent 事件采用给定参数。

特性

Inherits properties from its parent 事件 .

BlobEvent.data 只读

Blob representing the data associated with the event. The event was fired on the EventTarget because of something happening on that specific Blob .

BlobEvent.timecode 只读

DOMHighResTimeStamp indicating the difference between the timestamp of the first chunk in data and the timestamp of the first chunk in the first BlobEvent produced by this recorder. Note that the timecode in the first produced BlobEvent does not need to be zero.

方法

No specific method; inherits methods from its parent 事件 .

规范

规范	状态	注释
MediaStream 录制 The definition of 'BlobEvent' in that specification.	工作草案	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
BlobEvent	Chrome 49	Edge ≤79	Firefox 22	IE No	Opera 36	Safari No	WebView Android 49	Chrome Android 49	Firefox Android 22	Opera Android 36	Safari iOS No	Samsung Internet Android 5.0
BlobEvent() 构造函数	Chrome 49	Edge ≤79	Firefox 22	IE No	Opera 36	Safari No	WebView Android 49	Chrome Android 49	Firefox Android 22	Opera Android 36	Safari iOS No	Samsung Internet Android 5.0
data	Chrome 49	Edge ≤79	Firefox 22	IE No	Opera 36	Safari No	WebView Android 49	Chrome Android 49	Firefox Android 22	Opera Android 36	Safari iOS No	Samsung Internet Android 5.0
timecode	Chrome 57	Edge ≤79	Firefox ?	IE No	Opera 44	Safari No	WebView Android 57	Chrome Android 57	Firefox Android ?	Opera Android 43	Safari iOS No	Samsung Internet Android 7.0

图例

完整支持

完整支持

不支持

不支持

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。

另请参阅

• 事件 base interface.
• MediaStream 录制 API : Sends BlobEvent objects each time a chunk of media is ready.
• Using the MediaStream Recording API

元数据

• 最后修改： May 11, 2019

相关话题

1. Media Streams API
2. BlobEvent
3. 构造函数

   1. BlobEvent()
4. 特性

   1. data
   2. timecode
5. 继承：

   1. 事件
6. Related pages for Media Capture and Streams

   1. AudioStreamTrack
   2. CanvasCaptureMediaStream
   3. ConstrainBoolean
   4. ConstrainDOMString
   5. ConstrainDouble
   6. ConstrainLong
   7. DoubleRange
   8. HTMLCanvasElement.captureStream()
   9. LongRange
   10. MediaDevices
   11. MediaStream
   12. MediaStreamTrack
   13. MediaStreamTrackEvent
   14. MediaTrackCapabilities
   15. MediaTrackConstraints
   16. MediaTrackSettings
   17. MediaTrackSupportedConstraints
   18. Navigator.mediaDevices
   19. NavigatorUserMedia
   20. NavigatorUserMediaError
   21. VideoStreamTrack
   22. navigator.mediaDevices.getUserMedia()