HarmonyOS 无法上传图片

参考示例：

import { CardRecognition, CallbackParam, CardType, CardSide } from "@kit.VisionKit";
import { hilog } from '@kit.PerformanceAnalysisKit';
import fs from '@ohos.file.fs';
import { image } from '@kit.ImageKit';

const TAG: string = 'CardRecognitionPage'

@Entry
@Component
struct CardRecognitionPage {
  private myFile: fs.File | undefined = undefined;
  private myFile1: fs.File | undefined = undefined;
  @State pixelMap: PixelMap | undefined = undefined;
  @State pixelMap1: PixelMap | undefined = undefined;

  build() {
    Stack({ alignContent: Alignment.Top }) {
      Column() {
        //显示人像面
        Image(this.pixelMap)
          .height(200)
          .width('100%')
        Image(this.pixelMap1)
          .height(200)
          .width('100%')
      }

      CardRecognition({
        supportType: CardType.CARD_ID,
        cardSide: CardSide.DEFAULT,
        callback: (async (params: CallbackParam) => {
          hilog.info(0x0001, TAG, `params code: ${params.code}`)
          hilog.info(0x0001, TAG, `params cardType: ${params.cardType}`)
          hilog.info(0x0001, TAG, `params cardInfo: ${JSON.stringify(params.cardInfo?.main)}`)

          try { // front 是人像，back 是国徽
            this.myFile = await fs.openSync(params.cardInfo?.front?.cardImageUri, fs.OpenMode.READ_ONLY)
            this.myFile1 = await fs.openSync(params.cardInfo?.back?.cardImageUri, fs.OpenMode.READ_ONLY)
            console.log(`${params.cardInfo?.front?.cardImageUri}`)
            console.log(`${params.cardInfo?.back?.cardImageUri}`)
          } catch (e) {
            hilog.info(0x0001, TAG, `params params cardInfo back error: ${JSON.stringify(e)}`)
          }
          let context = getContext(this);
          let pathDir = context.filesDir;
          hilog.info(0x0001, TAG,
            `params params cardInfo pathDir: ${JSON.stringify(pathDir)}`)
          // 正反面两张照片都拷贝进应用沙箱
          fs.copyFileSync(this.myFile?.fd, pathDir + '/wy.jpeg');
          fs.copyFileSync(this.myFile1?.fd, pathDir + '/wy1.jpeg');
          // 判断照片拷贝是否成功
          console.log('params params copy result： ' + fs.accessSync(pathDir + '/wy.jpeg'))
          fs.close(this.myFile)
          // 取人像面转换成可显示的类型
          let imageSourceApi = image.createImageSource(pathDir + '/wy.jpeg');
          this.pixelMap = imageSourceApi.createPixelMapSync();
          let imageSourceApi1 = image.createImageSource(pathDir + '/wy1.jpeg');
          this.pixelMap1 = imageSourceApi1.createPixelMapSync();
        })
      })
    }.width('100%').height('100%')
  }
}
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