https://developers.weixin.qq.com/miniprogram/dev/framework/


 <live-pusher 
      wx:if="{{rtmpUrl!==''}}"
      wx:key="livePusher"
      style="display:inline-block;aspect="16:9"
      mode="RTC"
      enable-agc="true"
      enable-ans="true"
      orientation="{{orientation}}" 
      url="{{rtmpUrl}}"
      enable-mic="{{enableMic}}"
      enable-camera="{{enableCamera}}"
      muted="{{!enableMic}}"
      beauty="{{beauty}}"
      waiting-image="../../images/cover.png"
      background-mute= "true"
      max-bitrate="{{maxBitrate}}" 
      min-bitrate="{{minBitrate}}"
      bindstatechange="pusherStateChangeHandler"
      bindnetstatus="pusherNetstatusHandler" 
      binderror="pusherErrorHandler"
      autopush="true"
    >