静态[偏转人脸]的图像用YoutuFaceAlign识别效果不好

[zjn-116373914]

Describe the bug
静态[偏转人脸]的图像用YoutuFaceAlign识别效果不好

How To Reproduce the bug

1. 将一张静态图像转成 unsigned char * 后, 用YoutuFaceAlign进行识别
2. 用UIView画出识别后的人脸特征点
3. 将特征点显示在视图上, 并与原图重叠

Expected behavior
人脸特征点与原图人脸轮廓偏差较大
效果图如下所示:

原图如下所示:

Running Information(please complete the following information):

• TNN Version using : VNN-master
• Operating System: iOS 15.4
• Device Info: iPhoneSE(2022)