左边的整图,右边想显示打了方框的部分,可是变成裁成两部分后拼接的了,左边没裁剪的显示正常,同样的代码。我想可能是像素值的长宽改变了,可是如何调整像素值且图片不变形不拉伸呢?代码怎么写呢?是显示在label_face对象上的,python+opencv环境
show_lk = cv2.cvtColor(self.frontimage, cv2.COLOR_BGR2RGB)
showImage_lk = QtGui.QImage(show_lk.data, show_lk.shape[1], show_lk.shape[0], QtGui.QImage.Format_RGB888)
self.label_face_5.setPixmap(QtGui.QPixmap.fromImage(showImage_lk))
self.label_face_5.setScaledContents(True)