这里会显示出您选择的修订版和当前版本之间的差别。
| 两侧同时换到之前的修订记录 前一修订版 后一修订版 | 前一修订版 | ||
|
cv [2020/02/01 21:41] 127.0.0.1 外部编辑 |
cv [2023/03/19 09:29] (当前版本) admin [安装] |
||
|---|---|---|---|
| 行 2: | 行 2: | ||
| 创建日期 星期三 01 五月 2019 | 创建日期 星期三 01 五月 2019 | ||
| + | ==== 安装 ==== | ||
| + | * pip install opencv-python | ||
| + | * pip install opencv-contrib-python | ||
| + | * Windows:https://www.lfd.uci.edu/~gohlke/pythonlibs/#opencv | ||
| + | * Linux: | ||
| + | |||
| + | |||
| + | AttributeError: partially initialized module ‘cv2’ has no attribute ‘gapi_wip_gst_GStreamerPipeline’ (most likely due to a circular import) | ||
| + | ” | ||
| + | |||
| + | . | ||
| + | 解决方案 | ||
| + | 检索的方法里有几个不太适用,尝试了几个后亲测这个方法有效: | ||
| + | |||
| + | ''pip install opencv-python install "opencv-python-headless<4.3"'' | ||
| + | |||
| + | ==== 生成棋盘格 ==== | ||
| + | ''img=255*ones( (900,1440)) | ||
| + | for r in range(700): | ||
| + | for c in range(800): | ||
| + | r_=r//100 | ||
| + | c_=c//100 | ||
| + | # print(r_,c_) | ||
| + | if (r_+c_)%2==0: | ||
| + | img[r+100][c+150]=0'' | ||
| + | |||
| ==== 图像基本操作 ==== | ==== 图像基本操作 ==== | ||