OpenCV

1. size

Reference: OpenCV基本結構(Point、Size、Rect等)

2. stereoRectify

Computes rectification transforms for each head of a calibrated stereo camera.

3. resize

resize(input_img, output_img, cv::Size(), scale, scale);

4. at

Reference: 像素巡訪(at、ptr)

5. Rodrigues

Reference: Introduction to Rodrigues

6. Extract specific Mat region

• cv::Rect.
• cv::Range

Reference: 获取Mat图像的ROI区域, https://www.cnblogs.com/adong7639/p/4360225.html

7. Mat fomat 

Reference: 影像格式(Mat)

8. GaussianBlur

Reference: OpenCV高斯平滑