我试图在这里运行这段代码,要求我首先安装OpenCV 2.4。但是,当我尝试这样做时,我会在下面看到错误,我读到这意味着版本不再受支持。那么我如何安装OpenCV版本2.4呢?
user:~$ pip install opencv-python==2.4
WARNING: Keyring is skipped due to an exception: Failed to unlock the collection!
WARNING: Keyring is skipped due to an exception: Failed to unlock the collection!
ERROR: C
我已经安装了opencv-python,但每当我尝试检查opencv-python是否已安装时,它都会显示以下信息 ```ERROR: Could not find a version that satisfies the requirement opencv (from versions: none) 错误:未找到opencv`的匹配分发 so I try to install it again so what I am getting is
```javascript 需求已经满足: c:\users\hp\appdata\local\programs\python\python
images_per_class = 80
fixed_size = tuple((500, 500))
train_path = "dataset/train"
train_labels = os.listdir(train_path)
for training_name in train_labels:
dir = os.path.join(train_path, training_name)
current_label = training_name
for x in range(1,images_per_class+1):
# g
我只是试着用cv2.VideoCapture(0)打开Kinect RGB相机,它没有显示视频,但是如果我在windows设置中更改Kinect的视频旋转,它将与IR摄像机一起工作。
我怎么用RGB相机?
以下是代码:
import cv2
vid = cv2.VideoCapture(0)
while vid.isOpened():
ret, frame = vid.read()
if not ret:
break
cv2.imshow('frame', frame)
if cv2.waitKey(1) & 0xFF
我一直在本地开发Python应用程序,现在想将其部署到Amazon Elastic Beanstalk,但我遇到了以下错误:
Downloading/unpacking opencv-python==2.4.8.1 (from -r
/opt/python/ondeck/app/requirements.txt (line 12))
Could not find any downloads that satisfy the requirement opencv-python==2.4.8.1
(from -r /opt/python/ondeck/app/requirements.txt
我试图使用下面的命令opencv-python安装sudo pip3 install opencv-python,但是我一直收到以下错误
ERROR: Could not find a version that satisfies the requirement opencv-python (from versions: none) ERROR: No matching distribution found for opencv-python
我尝试使用命令pip install --upgrade pip升级pip,而不是再次尝试安装opencv-python,但我仍然得到了相同的错误。
我希望通过Ubuntu 15.04机器中的命令安装opencv-python。
pip3 install opencv-python
但是,一旦运行此命令,就会得到以下错误:
Downloading/unpacking opencv-python
Could not find any downloads that satisfy the requirement opencv-python
Cleaning up...
No distributions at all found for opencv-python
Storing debug log for failure in /home/Na
我在运行包含import opencv命令的python脚本文件时遇到问题。在运行该文件时,它会显示以下错误:ImportError: No module named cv2
然后我运行了pip install python-opencv,但它给出了Could not find a version that satisfies the requirement python-opencv (from versions: ) No matching distribution found for python-opencv错误。
有人知道这个问题可能是什么吗?一开始我可以运行这个python文件,但
当我尝试在RAspberry Pi 3 B+中安装OpenCV时,出现以下错误: $pip install opencv-python
Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
ERROR: Could not find a version that satisfies the requirement opencv-python (from versions:
none)
ERROR: No matching distribution found for opencv-pyth
我已经使用pip install opencv-python通过cmd下载了opencv。但是,当我在py魅力中运行简单的读-写程序时,当我搜索时它无法加载import cv2命令,我开始了解到pycharm还有其他方式来安装opencv。我做了setting->project->project interperter,然后搜索opencv-python,但是在安装过程中给出了这个错误:
Collecting opencv-python
Could not fetch URL https://pypi.org/simple/opencv-python/: There was a
我在使用Ubuntu,当我从pyqt运行我的程序时,我得到了这个错误,
QObject::moveToThread: Current thread (0xa549e0) is not the object's thread (0x4b7bfc0).
Cannot move to target thread (0xa549e0)
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "/home/mialo/.local/lib/python3.8/site-packages/cv2/qt/p
我有python 2.7,当我尝试安装opencv时,我得到了错误 pip install opencv-python
Looking in indexes: http://pypi.dd.dynamore/simple, https://pypi.python.org/simple/
Collecting opencv-python
ERROR: Could not find a version that satisfies the requirement opencv-python (from versions: none)
ERROR: No matching distribut
我在pycharm中安装opencv-python时遇到了问题。打开pycharm后,我点击设置,然后点击项目解释器,我点击'+‘并搜索正确的模块,我开始安装,但它失败了
Could not find a version that satisfies the requirement opencv-python (from versions: )
No matching distribution found for opencv-python
此外,我尝试通过控制台安装它,但我得到了相同的错误。我也更新到了最新的pip版本,怎么解决这个问题呢?
我正在尝试使用pyautogui在我的屏幕中查找图像,设置了confidence参数。但是它要求我安装OpenCV,因为我已经安装了opencv-python。
我的代码是这样的:
import pyautogui
location = pyautogui.locateOnScreen('123.png', confidence=1)
完整的错误消息:
raise NotImplementedError('The confidence keyword argument is only available if OpenCV is installed.')