{"id":1026,"date":"2020-01-12T15:10:45","date_gmt":"2020-01-12T08:10:45","guid":{"rendered":"https:\/\/www.linuxid.net\/post\/?p=1026"},"modified":"2025-04-18T15:21:17","modified_gmt":"2025-04-18T08:21:17","slug":"cara-install-dan-konfigurasi-opencv-di-centos-7","status":"publish","type":"post","link":"https:\/\/www.linuxid.net\/post\/cara-install-dan-konfigurasi-opencv-di-centos-7\/","title":{"rendered":"Cara Install dan Konfigurasi OpenCV di CentOS 7"},"content":{"rendered":"<p>OpenCV (Open Source Computer Vision Library) adalah software open-source yang memiliki binding untuk C++, Python, dan Java. OpenCV digunakan untuk berbagai aplikasi, termasuk analisis image medis, membuat gambar pemandangan jalan, video pengawasan, mendeteksi dan mengenali wajah, melacak objek bergerak, mengekstraksi model 3D, dan banyak lagi.<\/p>\n<p>OpenCV dapat memanfaatkan pemrosesan multi-core dan fitur akselerasi GPU untuk operasi real-time.<\/p>\n<p>Tutorial ini menunjukkan cara menginstal OpenCV pada\u00a0CentOS 7.<\/p>\n<h2>Instal OpenCV dari Repository\u00a0CentOS<\/h2>\n<p>Modul OpenCV Python tersedia dari repositori standar CentOS 7. Pada saat penulisan, OpenCV dari repositori standar CentOS 7 adalah OpenCV versi 2.4.5, yang sedikit tertinggal dari versi terbaru.<\/p>\n<p>Untuk install modul Python OpenCV, masukkan perintah :<\/p>\n<pre>sudo yum install opencv opencv-devel opencv-python<\/pre>\n<p>Setelah instalasi selesai, Anda dapat memverifikasinya dengan menjalankan:<\/p>\n<pre>pkg-config --modversion opencv<\/pre>\n<pre>2.4.5&#13;\n<\/pre>\n<p>Atau dengan mengimpor modul Python <code>cv2<\/code> dan mencetak versi OpenCV:<\/p>\n<pre>python -c \"import cv2; print(cv2.__version__)\"<\/pre>\n<pre>2.4.5&#13;\n<\/pre>\n<h2>Menginstal OpenCV dari Source<\/h2>\n<p>Membangun library OpenCV dari source adalah cara yang disarankan untuk menginstal OpenCV. Ini akan dioptimalkan untuk sistem khusus Anda, dan Anda akan memiliki kontrol penuh atas opsi build.<\/p>\n<p>Untuk menginstal versi OpenCV terbaru dari source, lakukan langkah-langkah berikut:<\/p>\n<ol>\n<li>Instal dependensi yang diperlukan :\n<pre class=\"EnlighterJSRAW\" data-enlighter-linenumbers=\"false\">sudo yum install epel-release git gcc gcc-c++ cmake3 qt5-qtbase-devel python python-devel python-pip cmake python-devel python34-numpy gtk2-devel libpng-devel jasper-devel openexr-devel libwebp-devel libjpeg-turbo-devel libtiff-devel libdc1394-devel tbb-devel numpy eigen3-devel gstreamer-plugins-base-devel freeglut-devel mesa-libGL mesa-libGL-devel boost boost-thread boost-devel libv4l-devel<\/pre>\n<\/li>\n<li>Clone contrib OpenCV dan repositori\u00a0 OpenCV dengan perintah berikut:\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"null\">mkdir ~\/opencv_build &amp;&amp; cd ~\/opencv_build&#13;\ngit clone https:\/\/github.com\/opencv\/opencv.git&#13;\ngit clone https:\/\/github.com\/opencv\/opencv_contrib.git<\/pre>\n<p>Pada saat penulisan, versi default di repositori github adalah versi 4.2.0. Jika Anda ingin menginstal versi OpenCV yang lebih lama, lakukan\u00a0<a href=\"https:\/\/www.linuxid.net\/post\/tutorial-penggunaan-perintah-cd-di-terminal-linux\/\"><code>cd<\/code>\u00a0<\/a>ke direktori\u00a0<code>opencv<\/code>\u00a0dan\u00a0<code>opencv_contrib<\/code>\u00a0dan jalankan\u00a0<code>git checkout &lt;opencv-version&gt;<\/code><\/p>\n<\/li>\n<li>Setelah unduhan selesai, buat direktori build sementara, dan <a href=\"https:\/\/www.linuxid.net\/post\/tutorial-penggunaan-perintah-cd-di-terminal-linux\/\">masuk ke direktori<\/a> tersebut :\n<pre>cd ~\/opencv_build\/opencv &amp;&amp; mkdir build &amp;&amp; cd build<\/pre>\n<p>Konfigurasikan OpenCV build dengan perintah CMake berikut:<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-linenumbers=\"false\">cmake3 -D CMAKE_BUILD_TYPE=RELEASE \\&#13;\n    -D CMAKE_INSTALL_PREFIX=\/usr\/local \\&#13;\n    -D INSTALL_C_EXAMPLES=ON \\&#13;\n    -D INSTALL_PYTHON_EXAMPLES=ON \\&#13;\n    -D OPENCV_GENERATE_PKGCONFIG=ON \\&#13;\n    -D OPENCV_EXTRA_MODULES_PATH=~\/opencv_build\/opencv_contrib\/modules \\&#13;\n    -D BUILD_EXAMPLES=ON ..<\/pre>\n<p>Ketika sistem build CMake selesai, Anda akan melihat output seperti di bawah ini:<\/p>\n<pre>-- Configuring done&#13;\n-- Generating done&#13;\n-- Build files have been written to: \/home\/linuxid\/opencv_build\/opencv\/build<\/pre>\n<\/li>\n<li>Mulai proses kompilasi:\n<pre>make -j8<\/pre>\n<p>Ubah flag\u00a0<code>-j<\/code>\u00a0sesuai dengan prosesor Anda. Jika tidak tahu jumlah cores pada prosesor Anda, Anda dapat menemukannya dengan mengetikkan perintah\u00a0<a href=\"https:\/\/www.linuxid.net\/post\/cara-melihat-informasi-cpu-di-baris-perintah-linux\/\"><code>nproc<\/code><\/a>.<\/p>\n<p>Proses Kompilasi dapat berlangsung beberapa menit atau lebih, tergantung pada konfigurasi sistem Anda. Setelah selesai, Anda akan melihat sesuatu seperti di bawah ini:<\/p>\n<pre>[100%] Built target example_tutorial_Threshold_inRange&#13;\n[100%] Linking CXX shared module ..\/..\/lib\/cv2.so&#13;\n[100%] Built target opencv_python2<\/pre>\n<\/li>\n<li>Instal OpenCV dengan mengetik:\n<pre>sudo make install<\/pre>\n<\/li>\n<li>Buat <a href=\"https:\/\/www.linuxid.net\/post\/cara-membuat-symbolic-links-menggunakan-perintah-ln\/\">symlink<\/a>\u00a0file <code>opencv4.pc<\/code>\u00a0ke direktori <code>\/usr\/share\/pkgconfig<\/code> dan jalankan <code>ldconfig<\/code> untuk membangun kembali libraries cache.\n<pre>sudo ln -s \/usr\/local\/lib64\/pkgconfig\/opencv4.pc \/usr\/share\/pkgconfig\/&#13;\n<code>sudo ldconfig<\/code><\/pre>\n<p>Periksa versi OpenCV dengan mengetik:<\/p>\n<pre>pkg-config --modversion opencv4<\/pre>\n<pre>4.2.0<\/pre>\n<\/li>\n<li>Untuk mengaktifkan modul Python <code>cv2<\/code> jalankan:\n<pre>sudo ln -s \/usr\/local\/lib\/python2.7\/site-packages\/cv2  \/usr\/lib\/python2.7\/site-packages\/<\/pre>\n<p>Impor modul dan verifikasi pemasangan dengan mencetak versi OpenCV:<\/p>\n<pre>python -c \"import cv2; print(cv2.__version__)\"<\/pre>\n<pre>4.2.0-dev<\/pre>\n<\/li>\n<\/ol>\n<h2>Kesimpulan<\/h2>\n<p>Kami telah menunjukkan kepada Anda dua cara berbeda untuk menginstal OpenCV pada server CentOS 7. Metode yang Anda pilih tergantung pada kebutuhan dan preferensi Anda.<\/p>\n<p>Meskipun menginstal versi paket dari repositori CentOS lebih mudah, membangun OpenCV dari source memberi Anda lebih banyak fleksibilitas.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>OpenCV (Open Source Computer Vision Library) adalah software open-source yang memiliki binding untuk C++, Python,&hellip;<\/p>\n","protected":false},"author":2,"featured_media":1027,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[15,77,122],"class_list":["post-1026","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-centos","tag-centos","tag-centos-7","tag-opencv"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cara Install dan Konfigurasi OpenCV di CentOS 7 - Linuxid<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/linuxid.net\/post\/cara-install-dan-konfigurasi-opencv-di-centos-7\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara Install dan Konfigurasi OpenCV di CentOS 7 - 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