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    9781789530643

    Uploaded by

    Hoàng Nguyễn

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd

    9781789530643

    Uploaded by

    Hoàng Nguyễn
    33 views30 pages

    Copyright

    © © All Rights Reserved

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    PDF, TXT or read online from Scribd

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    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    33 views30 pages

    9781789530643

    Uploaded by

    Hoàng Nguyễn

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    of 30

    Get to grips with tools, techniques, and algorithms for

    computer vision and machine learning


    ©

    www.packt.com
    –
    Packt.com

    www.packt.com

    customercare@packtpub.com

    www.packt.com
    à
    authors.packtpub.com
    Chapter 1

    Chapter 2

    Chapter 3

    Chapter 4

    Chapter 5

    Chapter 6

    Chapter 7

    Chapter 8

    Chapter 9

    Chapter 10

    Appendix A
    Chapter 1

    www.packt.com
    www.packtpub.com/support

    www.packt.com

    https://github.com/
    PacktPublishing/Learning-OpenCV-4-Computer-Vision-with-Python-Third-Edition
    https://github.com/PacktPublishing/

    http://bit.ly/2STXnRN

    https://static.packt-cdn.com/downloads/
    9781789531619_ColorImages.pdf

    CodeInText

    VideoCapture VideoWriter

    import cv2

    grayImage = cv2.imread('MyPic.png', cv2.IMREAD_GRAYSCALE)


    cv2.imwrite('MyPicGray.png', grayImage)

    import cv2

    cameraCapture = cv2.VideoCapture( )
    fps =
    size = (int(cameraCapture.get(cv2.CAP_PROP_FRAME_WIDTH)),
    int(cameraCapture.get(cv2.CAP_PROP_FRAME_HEIGHT)))
    videoWriter = cv2.VideoWriter(
    'MyOutputVid.avi', cv2.VideoWriter_fourcc('M','J','P','G'), fps, size)
    customercare@packtpub.com

    www.packtpub.com/support

    https://
    github.com/PacktPublishing/Learning-OpenCV-4-Computer-Vision-with-Python-Third-
    Edition/issues

    copyright@packt.com

    authors.packtpub.com
    packt.com
    

    opencv_contrib
    Chapter 4

    http://opencv.org
    http://docs.opencv.org/master
    pip venv
    pip venv
    https://docs.python.org/3/library/venv.
    html

    venv
    –
    venv

    pip

    pip

    https://www.python.org/getit/

    pip
    opencv_contrib pip

    Chapter 6

    pip

    pip

    https://structure.io/openni

    OpenNI-Windows-x64-2.2.msi

    https://visualstudio.microsoft.com/downloads/
    https://cmake.org/download/

    https://opencv.org/releases/

    <opencv_unzip_destination>

    <opencv_unzip_destination>\opencv
    https://github.com/opencv/opencv_contrib/releases
    opencv_contrib
    <opencv_contrib_unzip_destination>

    build

    <opencv_unzip_destination>\opencv\CMakeLists.txt

    opencv_contrib

    <opencv_contrib_unzip_destination>
    <opencv_unzip_destination>
    <opencv_contrib_unzip_destination>
    <opencv_unzip_destination>

    <opencv_build_folder>/OpenCV.sln

    site_packages

    C:\Python37\DLLs\opencv_*.dll C:\Python37\Lib\site-
    packages\opencv C:\Python37\Lib\site-packages\cv2.pyd
    INSTALL OpenCV.sln

    Path
    ;<build_folder>\install\x64\vc15\bin (for a 64-bit build)
    ;<build_folder>\install\x86\vc15\bin
    INSTALL

    C:\Python37\Lib\site-packages\cv2.pyd
    Path

    Path
    PATH
    ~/.profile
    PATH

    opencv_contrib

    opencv_contrib

    Chapter 6
    https://github.com/Homebrew/
    brew/blob/master/docs/Formula-Cookbook.md

    https://github.com/opencv/opencv/blob/master/CMakeLists.txt

    apt

    apt

    pip

    apt
    apt

    apt

    opencv_contrib pip

    Chapter 6

    pip

    pip

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