Vim3后处理时间长，模型输出

VIM3
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Which system do you use? Android, Ubuntu, OOWOW or others?

ubuntu
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Which version of system do you use? Please provide the version of the system here:

20.04official
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Please describe your issue below:

我在使用官方demo的yolov8n时摄像头图像
卡顿，检查后发现推理只需要50ms但是输出耗时200多ms，如图
Uploading: 1000014625.png…
1000014626

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Post a console log of your issue below:

![1000014625|690x172](upload://cBIJ35kP108YhKi7axb619ipNMN.png)
![1000014626|394x63](upload://cAAcZRwCV0YwoAuDRyEOnXwC7Xr.png)


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1000014625
10000146251026×256 24.8 KB

源码

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Hello @ZA_YU ,

感谢反馈，我们后续计划对YOLOv8n KSNN Demo的后处理进行算法优化，有更新会第一时间在这个帖子里通知你。

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好的谢谢，我们尝试使用cython重写后处理加速

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Hello @ZA_YU ,

YOLOv8n优化后的代码已更新，测试单次推理后处理速度约为40ms。
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khadas/ksnn: Khadas Software Neural Network