HarmonyOS 鸿蒙Next 人脸结果没有mPixelMap

HarmonyOS 鸿蒙Next 人脸结果没有mPixelMap

现在用的鸿蒙人脸，routeMode用的back模式，callback里取到的回调result里没有mPixelMap

打印结果：
09-05 14:01:22.926 21147-21147 A03D00/JSAPP com.examp…_harmony I zyh{“livenessType”:0}

interactiveLiveness.startLivenessDetection(routerOptions,
  (err: BusinessError, result: interactiveLiveness.InteractiveLivenessResult | undefined) => {
    if (err.code !== 0 && !result) {
      // hilog.error(0x0001, "LivenessCollectionIndex", `Failed to detect. Code：${err.code}，message：${err.message}`);
      console.log('zyh111')
      return;
    }
    const imagePackerApi: image.ImagePacker = image.createImagePacker();
    let packOpts: image.PackingOption = { format: 'image/jpeg', quality: 100 };
    console.log('zyh' + JSON.stringify(this.result))
    imagePackerApi.packing(this.result?.mPixelMap, packOpts).then((data: ArrayBuffer) => {
      let buf: buffer.Buffer = buffer.from(data);
      this.base64 = 'data:image/jpeg;base64,' + buf.toString('base64', 0, buf.length);
      // let JnlNo:string = msg.Params as string;
      let parmDic: Map<string, string> = new Map();
      // parmDic['JnlNo'] = JnlNo;
      parmDic['WsType'] = '2';
      parmDic['states'] = 'success';
      parmDic['FacePhoto'] = this.base64;
      console.log('zyh' + JSON.stringify(parmDic))
      // 调用人脸识别之后 再调用接口方法
      // CSIINet.post<Map<string, string>>('MobFaceVer.do', parmDic).then((data) => {
      // if (data) {
      //
      // }
      // })
    })
  })
}