data: {
    src:"http://localhost:3000/1.mp4",
    danmuList:[
      {text:'first',color:'#ff0000',time:1},
      {text:'second',color:'#008080',time:2},
      {text:'three',color:'#ff00ff',time:3}
    ]
  },

<video id="myVideo" src='{{src}}' danmu-list="{{danmuList}}" enable-danmu  danmu-btn controls></video>
<input bindblur="bindInputBlur"/>
<button bindtap="bindSendDanmu">發(fā)送彈幕</button>
<button bindtap="bindButtonTap">獲取視頻</button>

video{
  width: 100vw;
}
input{
  border: 1rpx  solid #ccc;
  margin: 20rpx;
}
button{
  background-color: rgb(76, 250, 114);
}
button{
  margin-bottom: 10rpx;
}

 videoContext:null,
  inputValue:'',
  onReady:function(){
    this.videoContext=wx.createAudioContext('myVideo')
  },
  bindInputBlur:function(e){
    this.inputValue=e.detail.value
  },
 bindSendDanmu: function () {
    this.videoContext.sendDanmu({
      text: this.inputValue,
      color: "#f90"
    })
  },

bindButtonTap:function(){
    wx.chooseVideo({
      sourceType:['album','camera'],
      maxDuration:60,
      camera: 'back',
      success:res=>{
        this.setData({
          src:res.tempFilePath
        })
      }
    })
  }

<video show-center-play-btn="{{false}}" 
       controls="{{false}}" 
       id="video"
       src='{{article.video}}'></video>

<!-- 播放按鈕 -->
<view class='video-play'>
    <image  bindtap="videoPlay" class='video-btn' src='/images/icon/class/play.png'/>
    <image  bindtap="videoPause" class='video-btn' src='/images/icon/class/pause.png'/>
</view>

// 播放
videoPlay() {
   console.log('開始播放')
   
   var videoplay = wx.createVideoContext('video')
   videoplay.play()
},
    
 // 暫停播放
videoPause(){
   console.log('暫停播放')
   
   var videoplay = wx.createVideoContext('video')
   videoplay.pause()
},