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resize_demo.py
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47 lines (36 loc) · 957 Bytes
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# -*- coding: utf-8 -*-
"""
@author:XuMing（[email protected])
@description:
"""
import cv2
import os
from PIL import Image
def display_cv(image_path):
img = cv2.imread(image_path)
height, width = img.shape[:2]
print(height, width)
# 缩小图像
size = (200, 200)
print(size)
shrink = cv2.resize(img, size, interpolation=cv2.INTER_AREA)
# 放大图像
fx = 1.6
fy = 1.2
enlarge = cv2.resize(img, (0, 0), fx=fx, fy=fy, interpolation=cv2.INTER_CUBIC)
# 显示
cv2.imshow("src", img)
cv2.imshow("shrink", shrink)
cv2.imshow("enlarge", enlarge)
cv2.waitKey(0)
def display_pil(image_path):
img = Image.open(image_path)
# 缩小图像
size = (200, 200)
print(size)
new_img = img.resize((200, 200), Image.BILINEAR)
new_img.show()
new_img.save('pil_resize_' + image_path)
if __name__ == '__main__':
# display_cv('flower.png')
display_pil('flower.png')