text: function getRandomColor() {
    const rgb = [];
    for (let i = 0; i < 3; ++i) {
      let color = Math.floor(Math.random() * 256).toString(16);
      color = color.length === 1 ? `0${color}` : color;
      rgb.push(color);
    }
    return `#${rgb.join('')}`;
  }
  
  Page({
    onShareAppMessage() {
      return {
        title: 'video',
        path: 'page/component/pages/video/video',
      };
    },
  
    onReady() {
      this.videoContext = qq.createVideoContext('myVideo');
    },
  
    inputValue: '',
    data: {
      src: '',
      danmuList:
      [{
        text: '第 1s 出现的弹幕',
        color: '#ff0000',
        time: 1,
      }, {
        text: '第 3s 出现的弹幕',
        color: '#ff00ff',
        time: 3,
      }],
    },
  
    bindInputBlur(e) {
      this.inputValue = e.detail.value;
    },
  
    bindButtonTap() {
      const that = this;
      qq.chooseVideo({
        sourceType: ['album', 'camera'],
        maxDuration: 60,
        camera: ['front', 'back'],
        success(res) {
          that.setData({
            src: res.tempFilePath,
          });
        },
      });
    },
  
    bindSendDanmu() {
      this.videoContext.sendDanmu({
        text: this.inputValue,
        color: getRandomColor(),
      });
    },
  
    videoErrorCallback(e) {
      console.log('视频错误信息:');
      console.log(e.detail.errMsg);
    },
  });
  