Create a rectangular Region of Interest (ROI)¶
plantcv.roi.rectangle(x, y, h, w, img)
returns roi_contour, roi_hierarchy
- Parameters:
- x - The x-coordinate of the upper left corner of the rectangle.
- y - The y-coordinate of the upper left corner of the rectangle.
- h - The height of the rectangle.
- w - The width of the rectangle.
- img - An RGB or grayscale image to plot the ROI on in debug mode.
- Context:
- Used to define a region of interest in the image.
Reference Image
from plantcv import plantcv as pcv
roi_contour, roi_hierarchy = pcv.roi.rectangle(x=100, y=100, h=200, w=200, img=rgb_img)