人脸朝向识别

HeadposeDetector headposeDetector = new HeadposeDetector(mContext);
Frame frame = new Frame();
frame.setBitmap(mBitmap);
JSONObject jsonObject = headposeDetector.detect(frame, null);
HeadPoseResult result = headposeDetector.convertResult(jsonObject);

{
  "resultCode":0,
  "headposevl":"{
    \"confidence\":0.99997175,
    \"headpose\":3
  }"
}
}