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fix matrices & image-path

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This commit is contained in:
algobytewise 2021-04-06 16:42:05 +05:30
parent 7b4e0e9036
commit 7a575d6e83
1 changed files with 7 additions and 6 deletions
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13
digital_image_processing/rotation/rotation.py
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@ -1,10 +1,11 @@
import cv2
import numpy as np
from matplotlib import pyplot as plt
import os.path
def get_rotation(
img: np.ndarray, pt1: np.float32, pt2: np.float32, rows: int, cols: int
img: np.ndarray, pt1: np.ndarray, pt2: np.ndarray, rows: int, cols: int
) -> np.ndarray:
"""
Get image rotation
@ -21,17 +22,17 @@ def get_rotation(
if __name__ == "__main__":
# read original image
image = cv2.imread("lena.jpg")
image = cv2.imread(os.path.dirname(__file__) + "/../image_data/lena.jpg")
# turn image in gray scale value
gray_img = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
# get image shape
img_rows, img_cols = gray_img.shape
# set different points to rotate image
pts1 = np.float32([[50, 50], [200, 50], [50, 200]])
pts2 = np.float32([[10, 100], [200, 50], [100, 250]])
pts3 = np.float32([[50, 50], [150, 50], [120, 200]])
pts4 = np.float32([[10, 100], [80, 50], [180, 250]])
pts1 = np.array([[50, 50], [200, 50], [50, 200]], np.float32)
pts2 = np.array([[10, 100], [200, 50], [100, 250]], np.float32)
pts3 = np.array([[50, 50], [150, 50], [120, 200]], np.float32)
pts4 = np.array([[10, 100], [80, 50], [180, 250]], np.float32)
# add all rotated images in a list
images = [