缓冲开始

缓冲开始事件表示媒体播放器进入缓冲状态。

NOTE
基于XDM的API(Web SDK、Roku、Media Edge API、媒体收集API):​没有缓冲恢复事件类型;在bufferStart之后发送play事件时推断为缓冲结束。
Mobile SDK:​在播放器退出缓冲时调用trackEvent(BufferComplete),然后调用trackPlay()以继续播放。

建议的实施类型

Web SDK

使用eventType: "media.bufferStart"调用sendEvent

code language-javascript
alloy("sendEvent", {
  xdm: {
    eventType: "media.bufferStart",
    mediaCollection: {
      sessionID: "{sid}",
      playhead: 45
    }
  }
});
iOS

当播放器进入缓冲状态时,使用BufferStart调用trackEvent;当播放器退出时,使用BufferComplete调用。

code language-swift
// Buffer starts
tracker.trackEvent(event: MediaEvent.BufferStart, info: nil, metadata: nil)

// Buffer ends
tracker.trackEvent(event: MediaEvent.BufferComplete, info: nil, metadata: nil)
Android

当播放器进入缓冲状态时,使用BufferStart调用trackEvent;当播放器退出时,使用BufferComplete调用。

code language-kotlin
// Buffer starts
tracker.trackEvent(Media.Event.BufferStart, null, null)

// Buffer ends
tracker.trackEvent(Media.Event.BufferComplete, null, null)
Roku

使用eventType: "media.bufferStart"调用sendMediaEvent

code language-brightscript
m.aepSdk.sendMediaEvent({
    "xdm": {
        "eventType": "media.bufferStart",
        "mediaCollection": {
            "playhead": 45
        }
    }
})
Media Edge API

调用bufferStart终结点:

code language-sh
curl -X POST "https://edge.adobedc.net/ee/va/v1/bufferStart?configId={datastreamID}" \
--header 'Content-Type: application/json' \
--data '{
  "events": [{
    "xdm": {
      "eventType": "media.bufferStart",
      "mediaCollection": {
        "sessionID": "{sid}",
        "playhead": 45
      },
      "timestamp": "YYYY-08-20T22:41:40+00:00"
    }
  }]
}'

旧版实施类型(仅限Analytics)

Media SDK JS 3.x

使用BufferStart事件类型调用trackEvent

code language-javascript
tracker.trackEvent(ADB.Media.Event.BufferStart, null, null);
Chromecast

当播放器进入缓冲状态时,使用BufferStart调用trackEvent;当播放器退出时,使用BufferComplete调用:

code language-javascript
// Buffer starts
ADBMobile.media.trackEvent(ADBMobile.media.Event.BufferStart);

// Buffer ends
ADBMobile.media.trackEvent(ADBMobile.media.Event.BufferComplete);
媒体收集API

事件终结点发送bufferStart帖子:

code language-json
{
  "playerTime": { "playhead": 45, "ts": 1699523820000 },
  "eventType": "bufferStart"
}
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