WXDemo/miniprogram/pages/ar-classic/scene-classic-video/index.wxml

<xr-demo-viewer
  title="平面视频案例"
  intro="基于 2DMarker 实现，扫描工卡照片显示对应的生活场景."
  hint="默认扫描图片见官网开发文档\n组件 -> xr-frame -> 示例"
>
  <xr-classic-video
    disable-scroll
    id="main-frame"
    width="{{renderWidth}}"
    height="{{renderHeight}}"
    style="width:{{width}}px;height:{{height}}px;top:{{top}}px;left:{{left}}px;display:block;"
    markerImg="{{markerImg}}"
    bind:arTrackerState="handleARTrackerState"
  />

  <view wx:if="{{arTrackerShow}}" style="text-align: center;padding: 12px;">
    <view>Tracker识别状态：{{arTrackerState}}</view>
    <view>错误信息：{{arTrackerError}}</view>
  </view>
</xr-demo-viewer>