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opencv/README.md
2025-03-17 11:51:23 +08:00

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@yizhi/opencv

简单的OpenCV封装

编译源码(可选)

  1. 依赖

    1. python3
    2. cmake
    3. ninja
    4. c++编译器(gcc,clang,Visual Studio ...)
  2. 编译OpenCV

node thirdpart/install.js --with-opencv
  1. 编译本模块
cmake -B build -G Ninja . -DCMAKE_BUILD_TYPE=Release
cmake --build build --config Release

安装

npm install @yizhi/opencv

使用

//导入opencv
import cv from '@yizhi/opencv';

//配置addon路径
cv.config("ADDON_PATH", "/path/to/cv.node");
//下载addon可选
//    如果配置了ADDON_PATH则下载addon到ADDON_PATH否则下载到build/cv.node
await cv.downloadAddon();

//正常使用
const im = cv.imread("/path/to/input");
cv.resize(im, 640, 640);
cv.imwrite("/path/to/output", im);