# 需要导入模块: from memory import Memory [as 别名]# 或者: from memory.Memory importscan[as 别名]classMemoryDisplay(threading.Thread):"Displays timer and memory images. Handles barcode input (barcode scanner is a HID)."# taken from http://learn.adafruit.com/pi-video-output-using-pygame/pyga...
set_input(fetcher) # Create a thread-safe queue to store captured items result_queue = queue.Queue() receiver = MyCapturedResultReceiver(result_queue) cvr.add_result_receiver(receiver) errorCode, errorMsg = cvr.start_capturing( EnumPresetTemplate.PT_READ_BARCODES.value) if errorCode != Enum...
打开一个新文件,命名为barcode_scanner_image.py,插入如下代码: # 导入所需工具包 from pyzbar import pyzbar import argparse import cv2 # 构建参数解析器并解析参数 ap = argparse.ArgumentParser() ap.add_argument("-i", "--image", required=True, help="path to input image") args = vars(ap.parse...
打开一个新文件,命名为barcode_scanner_image.py,插入如下代码: # 导入所需工具包 from pyzbar import pyzbar import argparse import cv2 # 构建参数解析器并解析参数 ap = argparse.ArgumentParser() ap.add_argument("-i", "--image", required=True, help="path to input image") args = vars(ap.parse...
手上有个CCD Camera(Barcode Reader/Scanner Module),它是通过RS232通信的,用RS232转USB的转接线连接树莓派,即可完成硬件连接。对于串口通信,可以通过pyserial实现。 首先,安装pyserial: 从https://pypi.python.org/pypi/pyserial下载最新版本的安装包,再通过下面的命令完成安装: ...
开发者ID:briandorey,项目名称:RaspberryPiBarcodeScanner,代码行数:19,代码来源:UICommon.py 示例7: _create_file_format_btn ▲点赞 6▼ # 需要导入模块: import tkinter [as 别名]# 或者: from tkinter importN[as 别名]def_create_file_format_btn(self, btn_text, var_value, parent, column):''' ...
import simple_barcode_detection import cv2 import numpy as np import zbar from PIL import Image #接下去是创建一个扫描器,他可以解析二维码的内容 # create a reader scanner = zbar.ImageScanner() # configure the reader scanner.parse_config('enable') ...
The input fields are used for entering passport, ID card, and visa information: document_type = ft.Text('Document type') country_code = ft.Text('Country') document_number = ft.Text('Document number') birth_date = ft.Text('Birth date') sex = ft.Text('Sex') expiry_date = ft.Text...
input.grid(row=1, column=0, sticky=(tk.W + tk.E)) self.columnconfigure(0, weight=1) self.error = getattr(self.input, 'error', tk.StringVar()) self.error_label = ttk.Label(self, textvariable=self.error) self.error_label.grid(row=2, column=0, sticky=(tk.W + tk.E)) ...
Python package canopy loads the SomaLogic, Inc. proprietary data file called an *.adat. The package provides auxiliary functions for extracting relevant information from the ADAT object once in the Python environment. Basic familiarity with the Python en