Import cv2 not working mac.
Import cv2 not working mac 9, then I changed the 3. Operating System: Linux macOS Windows Building From Source: Yes No Language: Python C++ Java Android iOS JavaScript Run this Command: Default Result: pip3 install opencv-python Verification To ensure that OpenCV is installed correctly, we can run the following example to show how to read and display […] Jul 9, 2021 · Here is my code: import cv2 import numpy as np cap = cv2. Running the command prompt or terminal as administrator and executing above mentioned pip command can resolve these permission issues. startWindowThread(); cv2. py may look like (I've listed out both newer and older version codes here - do let us know which one works / not work for you!). 1 day ago · The app captures video from the default webcam using: import cv2 cap = cv2. Maybe now I realise the point of virtualenvs May 10, 2017 · I think the right answer is open cv isn't supported in py-3. png') cv2. __version__)" @endcode This command should output the version of OpenCV you have installed. Here are some things that can 4 days ago · The following steps have been tested for macOS (Mavericks) but should work with other versions as well. 1 and it works fine, i do have SIP off but not sure that matters Jun 28, 2018 · I have already installed opencv 3. Execute Pip Command as an Administrator: Sometimes, operating systems block certain actions performed by pip such as fetching packages from PyPI repository, writing them to disk etc. exe and cv2. Hope this helps for future readers. OpenCV -> 3. 9. py and complains about zlib being not found. Installing via Homebrew: For example: Nov 7, 2023 · To resolve this issue, install the OpenCV library using pip: Ensure you’ve activated the correct virtual environment (if you’re using one) before running this command. 7. My python code is: import cv2 from fer import FER Both imports do not work. See full list on bobbyhadz. If anyone has any ideas about wh Jan 3, 2019 · What Keras version are you using? One suggestion I would make is to try to update Keras to its latest version(2. May 28, 2015 · This is the default code given to save a video captured by camera. I had exactly this problem with OpenCV 4. I reinstalled and followed Linda's tips, which didn't work. imshow('image', img) cv2. VideoWriter('output. Manage code changes Discussions. Conclusion. destroyAllWindows() versions: python -> 3. startWindowThread() but it didn't work for me. . 9。第一种方法复杂，第二种简单。 方法一 ，参考Mac M1 安装配置opencv详细教程按照这个教程操作，基本… Sep 15, 2017 · cv. Collaborate outside of code Code Search Hidden import "cv2. VideoCapture(0) while True: ret, frame = cap. isOpened()): ret, frame = cap. py Traceback (most recent call last): File “N:\\python\\testFer. If no errors occur, OpenCV is ready to be used. Try Teams for free Explore Teams Aug 15, 2018 · I need to install cv2 for a script that has been written for me. Here is my code: import cv2 import numpy as np import matplotlib as plt img = cv2. – Nov 16, 2017 · 3) Follow the process at (1) to install/import opencv-python in PyCharm. The problem is that the image box is using the same Python process as the kernel. Nov 22, 2020 · Environment: interpreter: Python 3. 5 and it worked. imread('image. 1. That is probably the simplest and the most hassle-free one in my mind. mp4") print cap. welcome to SO. jpg") cv2. | You already use the imshow function from matplotlib (not numpy as you seem to Aug 17, 2024 · Here a minimalistic code for best performance on all platforms: import cv2 img = cv2. 0, however version 7. Open terminal - cd path/to/filename. cv2" not found! 13982 INFO: Loading Apr 5, 2018 · System information (version) OpenCV => 3. (Newer version) import cv2 cap = cv2. As stated at the installation and usage of OpenCV at PyPI: If you installed multiple different packages in the same environment, uninstall them all with pip uninstall and reinstall only one package. 4) Write import cv2 at the top of your source code. import numpy as np import cv2 cap = cv2. I also tried pyopenvc and pip install opencv-python. macOS High Sierra -> 10. They both fail with a similar error: %Run testFer. Copy the same code and save with filename. x and 4. Dec 4, 2021 · 下载完opencv后，回到pycharm中发现import cv2处依旧飘红报错，再次安装显示：Requirement already satisfied: opencv-python in g:\anaconda\anaconda\lib\site-packages (4. It does suggest wrappers such as opencv-cython, pyopencv etc. Also, there is lot of formatting options out here. the current version , and probably will carry into v5. py file, I get the following error: ModuleNotFoundError: No module named 'cv2' I’m a beginner, so I really don’t know what is happening. Oct 10, 2022 · Plan and track work Code Review. isOpened(): … Hi all, I’m currently working on a Python application using OpenCV (cv2) on macOS (Apple Silicon M1). exe. It installed version 2. This comprehensive guide covers various methods, including using pip to install OpenCV, creating a virtual environment, and ensuring compatibility between Python and pip versions. No cv2 installed. com Mar 4, 2025 · Learn how to fix the "No module named cv2" error in Python on a Mac. __version__) 执行，提示 4. 6. source activate YOURPROFILE. __version__)" @endcode May 16, 2024 · Step 4: Import OpenCV in your Notebook. 2. Sep 14, 2016 · Mac, Python 3. release() cv2. startWindowThread() after opening the window. py. for example, you could say import cv2 instead of "import cv2". So, I went to the opencv site and downloaded the relevant exe. M1 Mac 安装opencv，记录一下，方便之后再用到。 两种方法，我都装上了，第一种的环境是py3. Oct 11, 2016 · I had created my Anaconda environment and installed everything I needed, but when trying to import cv2, I always got the message "no module named cv2". Jan 11, 2019 · from pip list, import cv2 doesn't work. I have installed the package through pip3 install opencv-python and it got installed at this location - C:/Users/ Apr 7, 2024 · Hi all, I recently downloaded anaconda python in order to work on an opencv personal project. pyd file is in C:\Python27\Lib\site-packages I have attached a screen shot which shows the modules in Python27. startWindowThread() cv2. " Mar 22, 2019 · Sadly an all too familiar feeling The Problem. You need to run cv. destroyAllWindows() I am using IDLE on a Mac with Python 3. 9 to 3. Feb 2, 2023 · Import OpenCV in Jupyter Notebook: In your Jupyter Notebook, run import cv2 and see if it works. I have run the application and have successfully installed it in C:\\ drive and have also copied the cv2. waitKey(1) & 0xFF == ord('q'): break cap. If it's not installed, you can download it from the official Python website. I have used pip install opencv-python Jul 11, 2017 · I want to begin exploring OpenCV in Python but I'm stuck at importing the package cv2. The module is installed. (based on comment on the question). 3 days ago · @code{. destroywindow and destroyallwindows cannot close the windows created by the program. cv2 is just to prove that the installed/imported module actually works. Later, I installed openCV through miniconda, then anaconda but it didn't work. That is the import for all v3. Once OpenCV is installed, you can check if it is installed correctly or not by importing the module into your code and checking for its version that is installed. 0 in windows os. 2 is available. VideoCapture(0) on the very latest sonoma, same version of python3 with opencv 4. 10. When I run the code from command prompt it says ModuleNotFoundError: No module named 'cv2'. Jan 29, 2025 · (The stuff after import. False - fail to read video. SOLVED: Import OpenCV could not be resolved from source Pylance on Mac | Python Visual Studio CodeEncountering import errors, such as "Import OpenCV could no I have installed OpenCV on the Occidentalis operating system (a variant of Raspbian) on a Raspberry Pi, using this script by jayrambhia. You should consider upgrading via the 'pip install --upgrade pip' command. Oct 29, 2022 · import cv2 ModuleNotFoundError: No module named 'cv2' although it already installed but run in cmd only not working in any IDE like Vs or spyder or Jupyter i wanna to make IDE import OpenCv Apr 14, 2022 · I installed conda and vscode on my mac, then installed jupyter notebook, opencv, py-opencv etc. Jan 23, 2019 · import numpy as np import cv2 img = cv2. You can check if Python is installed by running python3 --version in the terminal. For me either //or \. By not implementing the more extensive installation process described by the links that I posted above, I did not install the virtual environment which is highly recommended in order to avoid conflicts between various Ask questions, find answers and collaborate at work with Stack Overflow for Teams. 8. The solution is very simple once you understand why Jupyter crashes. Jun 19, 2020 · Traceback (most recent call last): File "main. You want something that will display the image as part of the notebook (on the client side), not to run a GUI window on the server side -- that might kinda "work" when the client and server are on the same machine, but that's about it. And there is also a cv2 binding (I advise to use that instead of cv). x versions, i. bash} python3 -c "import cv2; print(cv2. just use ` for quotes. imshow('frame', frame) if cv2. namedWindow('Butterfly') before the imshow() command; reading lots of posts with similar problems Installation Select your preferences and run the install command. imshow('Hello World', input) cv2. isOpened() # True = read video successfully. pyd file in C:\\Python27\\Lib\\site-package May 26, 2023 · Then you run import cv2 in your code; (CTRL + Shift + P for Windows and ⌘ + Shift + P for Mac) then run the Python: Select Interpreter command. We discussed the options for installing pip, how to use a virtual environment, and setting up your Python environment in VS Code. imread('path_to_image. 3. flip(frame,0) # write the flipped frame out. Feb 19, 2025 · Before installing cv2, make sure you have the following: - Python Installed: You should have Python 3. import cv2 input = cv2. ; I lost a couple of hours trying with 2 images saved from a left click in a browser. 0, (640,480)) while(cap. 1, however, I changed it to python interpreter 3. 0 OS: macOS Big Sur This simple code is running fine with no errors; however, no image is produced and nothing is displayed, and I'm forced to manually stop the Jan 16, 2025 · Changing the import name or behaviour would be also confusing to experienced users who are accustomed to the import cv2. e. x. Documentation for opencv-python The aim of this repository is to provide means to package each new OpenCV release for the most used Python versions and platforms. I have python 2. 7 by default, and cv2 version is 2. Also, I had created an environment called spyder-env and activated it. 11::Anaconda 2. I found something saying I need to use waitkey afterwards but I can't get it to work. ” This issue arises when the OpenCV library, which is essential for image processing tasks, is not installed or not recognized in your Python environment. You are using pip version 7. Now, Dec 22, 2021 · Yeah, I was having the same issue and was using the python interpreter 3. Finally, I noticed that my Anaconda environment didn't have cv2 installed, even with all I did. 1 <32-bit> Here is what I have tried till now - pip install cv2 on Jul 14, 2022 · Installed opencv via pip but it didn't work. I tried pip install cv2 and pip install open_cv and got the same problem - a warning message from dist. But it looks like cv2 and cv cannot be used: Type "help", "copyright", "credits" or "license" for more information. destroyAllWindows() 文章浏览阅读2. python3 -c "import cv2; print(cv2. Oct 5, 2015 · Finally, import using : import cv2 This should work but in the case doesn't it might mean that you've installed anaconda with python in that case try: conda install -c menpo opencv Finally, import using : import cv2 Nov 7, 2023 · in your command line for Windows/Linux/Mac platforms. Apr 3, 2025 · Take care to : try imread() with a reliable picture, ; and the correct path in your context like (see Kyle772 answer). Jan 18, 2016 · I have installed OpenCV 3. models import load_model . Aug 31, 2022 · open (windows) system environment variables add a new system variable --> name: PYTHONPATH value: normally (if you installed it via package manager) you will find it in:<your_project_path>\venv\Lib\site-packages\cv2 close system environment windows restart IDE if it is not working, go to menue FILE and then choose REPAIR IDE just follow the Feb 26, 2021 · I just uninstalled the older python version and installed a new one again. imread("image. 13. Sep 23, 2018 · I had the same problem, after comparing the missing dependencies from python. 2) The pip (package manager) can also be used to download and install OpenCV. write Dec 5, 2012 · You will not face any kind of problem. imread('butterfly. 8，第二种是py3. py", line 4, in <module> import cv2 ModuleNotFoundError: No module named 'cv2' Code, import argparse import sys import cv2 import keras import numpy as np from PIL import Image, ImageDraw, ImageFont from keras. 4k次，点赞3次，收藏3次。尝试过的方法（没有搞定）：在Anaconda的Environments中搜索opencv，选中，点Apply。报错：opencv与python版本不兼容成功的方法：在命令行中输入： pip3 install opencv-python与环境中Python版本匹配的opencv package将被自动安装，并且安装在Anaconda的site-packages里。 Apr 2, 2017 · This is what test. 12. OpenCV was installed via conda within this environment. 7 in case to install opencv and py-opencv. py”, line 1, in import cv2 Apr 30, 2018 · However, the location of headers has not changed with new major versions and the name of the Python module import also has not changed. Jun 20, 2017 · The proposed import solution did not work for me. I had the same issue and now this works for me. read() cv2. imshow("Window", img) cv2. DLL was missing from cv2. read() if ret==True: frame = cv2. My commands to install are: pip install opencv-python pip install fer These worked. __version__ '3. 6 Detailed description Wrote a script to read the image and show it and on any key press destroyAllWin I tried some solutions like cv2. Python Apr 4, 2020 · 成功后 ，打开 python, >>> 后输入 import cv2 ，执行无任何提示，嗯，有希望， >>> 后再输入 print(cv2. avi',fourcc, 20. The cv2. 4. VideoCapture("input_video. 5. VideoCapture(0) if not cap. Now, when I type import cv2 in my . 0-dev' >>> Feb 7, 2011 · I am trying to install opencv in python on my windows machine but I am unable to do so. Go to the Interpreter, press the "+" button, search for "opencv-python", click "Install Package. i'm using cv2. This error specifies that the Python interpreter cannot find the OpenCV module in the current environment. If the above steps are not working, you should add OpenCV to your Python PATH by writing the following code to your Jupyter NB: I can import cv2 from python in terminal which uses 2. But when I open python3, I can only import opencv and that opencv has no attribute version. but these are to be installed from online sources (tried installing pyopencv from there which didn't work). pyd I noticed that MF. 60)，这里就知道了opencv安装到了anaconda中，根据提示路径找到cv2文件夹，复制粘贴到pycharm的工具包文件夹下就可以了。 Dec 19, 2016 · Attempt to import your Python + OpenCV 3 bindings on macOS. destroyAllWindows() then open specific directory and then open terminal . destroyAllWindows() Things I have tried (to no avail): using an absolute path instead; adding cv2. py Apr 22, 2015 · No cv2 doesn't appear in installed packages. The opencv-python packages only provide the cv2 import. 0 ， OK ，终于成功！ 最后总结，做为一个 opencv 新手，不能太依赖 pip3 这种自动安装，我一直认为它会自己找适合的版本下载安装。 Apr 1, 2015 · For those having similar issues as the OP and have already tried the pip install opencv-python without success, this may be your correct answer. Feb 3, 2023 · Method 1: Steps to import OpenCV on PyCharm (Using Terminal): 1) Go to the terminal option at the bottom of the IDE window. Mar 4, 2025 · When working with Python, especially in the realm of computer vision, you may encounter the frustrating error: “No module named cv2. I installed opencv using pip install opencv-contrib-python, where it installed successfully. 4 at the time of writing this comment). Note You can also use a package manager like Homebrew or pip to install releases of OpenCV only (Not the cutting edge). 0. My python version is 3. VideoWriter_fourcc(*'XVID') out = cv2. x installed on your Mac. In this article, we covered the steps to install opencv-python (cv2) on macOS or Linux and also in Visual Studio Code. 0 compiled from sources, installed in my Conda environment and PyCharm 2020. 1 in my Mac, cv2 is also installed through pip install cv2. I'd like to get this working from a file, not from a command line Aug 26, 2023 · Hello, I have PIP installed “fer” and “opencv-python” but I can’t import them. Here are the exact commands I used to validate that my Python virtual environment + OpenCV install are working correctly: $ workon cv $ python >>> import cv2 >>> cv2. pyd but not from python. jpg', 0) print(img) cv2. imshow doesn't really make sense in a client/server environment like Jupyter. imshow('Butterfly', img) cv2. waitKey(0) cv2. VideoCapture(0) # Define the codec and create VideoWriter object fourcc = cv2. When I try import cv2 in a Python When I run Python interpreter and write import cv2 it does import it. I also tried download the opencv module via pip but, it didn't work. python filename. 2. jpg') cv2. Apr 22, 2025 · The "No module named 'cv2'" error is encountered in python when we are trying to import the OpenCV library. 1 Operating System / Platform => macOS Sierra 10. I beleive the underlying issue is I installed Windows 10 N (N for no windows media) thinking I wouldn't need the media player. nejt vyn msefe ylx suem obd qnfgt xghq xefg eynvf bmymd nnvk wgsalrau kqhnt gcxzio