擅长:python、mysql、java
<p>我不能同时使用opencv3.4.2和opencv4.0.0来重现您的问题。在</p>
<p>我得到的是:</p>
<p><a href="https://i.stack.imgur.com/0MCrR.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/0MCrR.png" alt="enter image description here"/></a></p>
<p>请注意,我从<a href="https://raw.githubusercontent.com/opencv/opencv_3rdparty/dnn_samples_face_detector_20170830/res10_300x300_ssd_iter_140000.caffemodel" rel="nofollow noreferrer">https://raw.githubusercontent.com/opencv/opencv_3rdparty/dnn_samples_face_detector_20170830/res10_300x300_ssd_iter_140000.caffemodel</a>下载res10_300x300_ssd_iter_140000.caffemodel部署.prototxt来自<a href="https://github.com/opencv/opencv/raw/3.4.0/samples/dnn/face_detector/deploy.prototxt" rel="nofollow noreferrer">https://github.com/opencv/opencv/raw/3.4.0/samples/dnn/face_detector/deploy.prototxt</a>。在</p>