随笔分类 -  Python

上一页 1 2 3 4 5 6 7 8 9 10 ··· 15 下一页
Python zone
摘要:PIL resize from PIL import Image # Open the image img = Image.open("20230222100736979.jpg") # Resize the image img = img.resize((img.width*2, img.heig 阅读全文
posted @ 2023-04-23 21:06 西北逍遥 阅读(22) 评论(0) 推荐(0)
摘要:python opencv Sharpened import cv2 import numpy as np # Load the image img = cv2.imread('20230222100736979.jpg') # Define the sharpening kernel kernel 阅读全文
posted @ 2023-04-22 15:24 西北逍遥 阅读(39) 评论(0) 推荐(0)
摘要:python 调用java import subprocess # Replace "path/to/java/program" with the actual path to your Java program java_program_path = "path/to/java/program" 阅读全文
posted @ 2023-04-17 07:22 西北逍遥 阅读(112) 评论(0) 推荐(0)
摘要:import cv2 import numpy as np from matplotlib import pyplot as plt img = cv2.imread('20230222100736979.jpg', 0) hist = cv2.calcHist([img], [0], None, 阅读全文
posted @ 2023-04-16 12:51 西北逍遥 阅读(11) 评论(0) 推荐(0)
摘要:python opencv 分割像素通道 import cv2 import numpy as np # Load the image img = cv2.imread('path/to/image.jpg') # Split the image into its channels b, g, r 阅读全文
posted @ 2023-04-15 15:14 西北逍遥 阅读(23) 评论(0) 推荐(0)
摘要:python 操作csv 写csv import csv with open('path/to/file.csv', 'w', newline='') as csvfile: writer = csv.writer(csvfile, delimiter=',', quotechar='"', quo 阅读全文
posted @ 2023-04-14 08:49 西北逍遥 阅读(31) 评论(0) 推荐(0)
摘要:python操作excel pip install openpyxl 写: import openpyxl # Load the workbook workbook = openpyxl.load_workbook('path/to/file.xlsx') # Select the workshee 阅读全文
posted @ 2023-04-13 22:54 西北逍遥 阅读(26) 评论(0) 推荐(0)
摘要:python opencv putText import cv2 # Load image img = cv2.imread("image.jpg") # Define text to draw text = "Hello, World!" # Define position to draw tex 阅读全文
posted @ 2023-04-11 19:32 西北逍遥 阅读(217) 评论(0) 推荐(0)
摘要:python播放视频 pip install pygame import pygame pygame.init() # Set the dimensions of the window screen = pygame.display.set_mode((640, 480)) # Load the v 阅读全文
posted @ 2023-04-10 09:37 西北逍遥 阅读(75) 评论(0) 推荐(0)
摘要:python time测试 import time def timer(seconds): start_time = time.time() while True: elapsed_time = time.time() - start_time if elapsed_time >= seconds: 阅读全文
posted @ 2023-04-09 19:11 西北逍遥 阅读(33) 评论(0) 推荐(0)
摘要:python opencv inRange import cv2 import numpy as np # Load the image img = cv2.imread('20220320151016_144_c.jpg') hsv = cv2.cvtColor(img,cv2.COLOR_BGR 阅读全文
posted @ 2023-04-08 00:36 西北逍遥 阅读(89) 评论(0) 推荐(0)
摘要:python opencv line import cv2 # Load an image img = cv2.imread("image1.jpg") # Draw a red line from (0, 0) to (100, 100) with a thickness of 5 pixels 阅读全文
posted @ 2023-04-07 21:03 西北逍遥 阅读(13) 评论(0) 推荐(0)
摘要:python datetime日期格式化 from datetime import datetime currentDateTime = datetime.now() print(currentDateTime.strftime("%Y-%m-%d %H:%M:%S")) ############# 阅读全文
posted @ 2023-04-06 22:16 西北逍遥 阅读(169) 评论(0) 推荐(0)
摘要:QHBoxLayout清空子控件 layout = QHBoxLayout() widget1 = QLabel("Widget 1") widget2 = QLabel("Widget 2") widget3 = QLabel("Widget 3") layout.addWidget(widget 阅读全文
posted @ 2023-04-05 22:50 西北逍遥 阅读(517) 评论(0) 推荐(0)
摘要:python判断是否是零时 from datetime import datetime now = datetime.now() if now.hour == 0 and now.minute == 0 and now.second == 0: print("It's midnight!") ### 阅读全文
posted @ 2023-04-04 21:13 西北逍遥 阅读(85) 评论(0) 推荐(0)
摘要:QLabel 显示opencv Mat import cv2 from PyQt5.QtGui import QImage, QPixmap from PyQt5.QtWidgets import QLabel label = QLabel() # Load the image using Open 阅读全文
posted @ 2023-04-03 13:02 西北逍遥 阅读(124) 评论(0) 推荐(0)
摘要:QDateTime计算时间差 from PyQt5.QtCore import QDateTime # Create two QDateTime objects dt1 = QDateTime.currentDateTime() dt2 = QDateTime(2022, 1, 1, 0, 0) # 阅读全文
posted @ 2023-04-02 17:55 西北逍遥 阅读(293) 评论(0) 推荐(0)
摘要:python pygame播放音频文件 pip install pygame import pygame # Initialize pygame pygame.init() # Load the MP3 file pygame.mixer.music.load("1.mp3") # Play the 阅读全文
posted @ 2023-04-01 19:14 西北逍遥 阅读(79) 评论(0) 推荐(0)
摘要:pyqt播放音频 from PyQt5.QtCore import QUrl from PyQt5.QtMultimedia import QMediaPlayer from PyQt5.QtWidgets import QApplication import sys app = QApplicat 阅读全文
posted @ 2023-03-31 06:06 西北逍遥 阅读(118) 评论(0) 推荐(0)
摘要:python opencv line import cv2 # Load the image img = cv2.imread('path/to/image.jpg') # Draw a red line from (0, 0) to (100, 100) with a thickness of 5 阅读全文
posted @ 2023-03-30 07:11 西北逍遥 阅读(17) 评论(0) 推荐(0)

上一页 1 2 3 4 5 6 7 8 9 10 ··· 15 下一页