68 lines
1.2 KiB
Python
68 lines
1.2 KiB
Python
import cv2
|
|
import matplotlib.pyplot as plt
|
|
import numpy as np
|
|
|
|
img = cv2.imread('source/data_02.jpg')
|
|
|
|
plt.subplot(3, 3, 1)
|
|
plt.imshow(img)
|
|
plt.axis('off')
|
|
plt.title('BGR')
|
|
|
|
# BGR -> RGB
|
|
img_RGB = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
|
|
plt.subplot(3, 3, 2)
|
|
plt.imshow(img_RGB)
|
|
plt.axis('off')
|
|
plt.title('RGB')
|
|
|
|
# 原图 -> 灰度
|
|
img_GRAY = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
|
|
plt.subplot(3, 3, 3)
|
|
plt.imshow(img_GRAY)
|
|
plt.axis('off')
|
|
plt.title('GRAY')
|
|
|
|
# HSV
|
|
img_HSV = cv2.cvtColor(img, cv2.COLOR_BGR2HSV)
|
|
plt.subplot(3, 3, 4)
|
|
plt.imshow(img_HSV)
|
|
plt.axis('off')
|
|
plt.title('HSV')
|
|
|
|
# TCrCb
|
|
img_YcrCb = cv2.cvtColor(img, cv2.COLOR_BGR2YCrCb)
|
|
plt.subplot(3, 3, 5)
|
|
plt.imshow(img_YcrCb)
|
|
plt.axis('off')
|
|
plt.title('YcrCb')
|
|
|
|
# HLS
|
|
img_HLS = cv2.cvtColor(img, cv2.COLOR_BGR2HLS)
|
|
plt.subplot(3, 3, 6)
|
|
plt.imshow(img_HLS)
|
|
plt.axis('off')
|
|
plt.title('HLS')
|
|
|
|
# XYZ
|
|
img_XYZ = cv2.cvtColor(img, cv2.COLOR_BGR2XYZ)
|
|
plt.subplot(3, 3, 7)
|
|
plt.imshow(img_XYZ)
|
|
plt.axis('off')
|
|
plt.title('XYZ')
|
|
|
|
# LAB
|
|
img_LAB = cv2.cvtColor(img, cv2.COLOR_BGR2LAB)
|
|
plt.subplot(3, 3, 8)
|
|
plt.imshow(img_LAB)
|
|
plt.axis('off')
|
|
plt.title('LAB')
|
|
|
|
# YUV
|
|
img_YUV = cv2.cvtColor(img, cv2.COLOR_BGR2YUV)
|
|
plt.subplot(3, 3, 9)
|
|
plt.imshow(img_YUV)
|
|
plt.axis('off')
|
|
plt.title('LAB')
|
|
|
|
plt.show() |