mirror of
https://github.com/NanjingForestryUniversity/supermachine--tomato-passion_fruit.git
synced 2025-11-09 14:54:07 +00:00
186 lines
6.9 KiB
Python
186 lines
6.9 KiB
Python
# -*- coding: utf-8 -*-
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# @Time : 2024/6/16 17:13
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# @Author : TG
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# @File : qt_test.py
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# @Software: PyCharm
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import sys
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import os
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from PyQt5.QtWidgets import QApplication, QMainWindow, QFileDialog, QLabel, QVBoxLayout, QWidget
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from PyQt5.QtGui import QPixmap, QImage
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import win32pipe
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import win32file
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import struct
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from PIL import Image
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import io
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import numpy as np
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import cv2
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class MainWindow(QMainWindow):
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def __init__(self):
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super().__init__()
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self.setWindowTitle("Tomato Image Sender")
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self.setGeometry(100, 100, 800, 600)
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central_widget = QWidget()
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self.setCentralWidget(central_widget)
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layout = QVBoxLayout()
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central_widget.setLayout(layout)
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self.image_label = QLabel()
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layout.addWidget(self.image_label)
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self.rgb_send_name = r'\\.\pipe\rgb_receive' # 发送数据管道名对应 main.py 的接收数据管道名
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self.rgb_receive_name = r'\\.\pipe\rgb_send' # 接收数据管道名对应 main.py 的发送数据管道名
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self.spec_send_name = r'\\.\pipe\spec_receive' # 发送数据管道名对应 main.py 的接收数据管道名
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# 连接main.py创建的命名管道
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self.rgb_send = win32file.CreateFile(
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self.rgb_send_name,
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win32file.GENERIC_WRITE,
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0,
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None,
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win32file.OPEN_EXISTING,
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0,
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None
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)
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self.rgb_receive = win32file.CreateFile(
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self.rgb_receive_name,
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win32file.GENERIC_READ,
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0,
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None,
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win32file.OPEN_EXISTING,
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0,
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None
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)
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self.spec_send = win32file.CreateFile(
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self.spec_send_name,
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win32file.GENERIC_WRITE,
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0,
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None,
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win32file.OPEN_EXISTING,
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0,
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None
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)
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def send_image_group(self, image_dir):
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rgb_files = [os.path.join(image_dir, f) for f in os.listdir(image_dir) if f.endswith(('.bmp'))][:5]
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spec_files = [os.path.join(image_dir, f) for f in os.listdir(image_dir) if f.endswith('.raw')][:1]
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self.send_YR()
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for image_path in rgb_files:
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img = cv2.imread(image_path, cv2.IMREAD_COLOR)
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img = np.asarray(img, dtype=np.uint8)
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try:
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# win32file.WriteFile(self.rgb_send, len(img_data).to_bytes(4, byteorder='big'))
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height = img.shape[0]
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width = img.shape[1]
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height = height.to_bytes(2, byteorder='big')
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width = width.to_bytes(2, byteorder='big')
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img_data = img.tobytes()
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length = (len(img_data) + 6).to_bytes(4, byteorder='big')
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cmd = 'PF'
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data_send = length + cmd.upper().encode('ascii') + height + width + img_data
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win32file.WriteFile(self.rgb_send, data_send)
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print(f'发送的图像数据长度: {len(data_send)}')
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except Exception as e:
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print(f"数据发送失败. 错误原因: {e}")
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if spec_files:
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spec_file = spec_files[0]
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with open(spec_file, 'rb') as f:
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spec_data = f.read()
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try:
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# win32file.WriteFile(self.spec_send, len(spec_data).to_bytes(4, byteorder='big'))
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# print(f"发送的光谱数据长度: {len(spec_data)}")
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heigth = 30
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weight = 30
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bands = 224
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heigth = heigth.to_bytes(2, byteorder='big')
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weight = weight.to_bytes(2, byteorder='big')
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bands = bands.to_bytes(2, byteorder='big')
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length = (len(spec_data)+8).to_bytes(4, byteorder='big')
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cmd = 'PF'
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data_send = length + cmd.upper().encode('ascii') + heigth + weight + bands + spec_data
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win32file.WriteFile(self.spec_send, data_send)
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print(f'发送的光谱数据长度: {len(data_send)}')
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print(f'spec长度: {len(spec_data)}')
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except Exception as e:
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print(f"数据发送失败. 错误原因: {e}")
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self.receive_result()
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def send_YR(self):
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length = 2
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length = length.to_bytes(4, byteorder='big')
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cmd = 'YR'
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data_send = length + cmd.upper().encode('ascii')
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try:
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win32file.WriteFile(self.rgb_send, data_send)
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print("发送预热指令成功")
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except Exception as e:
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print(f"发送预热指令失败. 错误原因: {e}")
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def receive_result(self):
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try:
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# 读取结果数据
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# 读取4字节的数据长度信息，并将其转换为整数
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data_length = int.from_bytes(win32file.ReadFile(self.rgb_receive, 4)[1], byteorder='big')
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print(f"应该接收到的数据长度: {data_length}")
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# 根据读取到的数据长度，读取对应长度的数据
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data = win32file.ReadFile(self.rgb_receive, data_length)[1]
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print(f"接收到的数据长度: {len(data)}")
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# 解析数据
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cmd_result = data[:2].decode('ascii').strip().upper()
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brix = int.from_bytes(data[2:4], byteorder='big')
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green_percentage = int.from_bytes(data[4:5], byteorder='big')
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diameter = int.from_bytes(data[5:7], byteorder='big')
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weight = int.from_bytes(data[7:8], byteorder='big')
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defect_num = int.from_bytes(data[8:10], byteorder='big')
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total_defect_area = int.from_bytes(data[10:14], byteorder='big')
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heigth = int.from_bytes(data[14:16], byteorder='big')
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width = int.from_bytes(data[16:18], byteorder='big')
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rp = data[18:]
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print(heigth, width)
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img = np.frombuffer(rp, dtype=np.uint8).reshape(heigth, width, -1)
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print(f"接收到的结果数据: {cmd_result}, {brix}, {green_percentage}, {diameter}, {weight}, {defect_num}, {total_defect_area}, {img.shape}")
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# 显示结果图像
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image = Image.fromarray(img)
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qimage = QImage(image.tobytes(), image.size[0], image.size[1], QImage.Format_RGB888)
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pixmap = QPixmap.fromImage(qimage)
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self.image_label.setPixmap(pixmap)
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except Exception as e:
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print(f"数据接收失败. 错误原因: {e}")
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def open_file_dialog(self):
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directory_dialog = QFileDialog()
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directory_dialog.setFileMode(QFileDialog.Directory)
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if directory_dialog.exec_():
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selected_directory = directory_dialog.selectedFiles()[0]
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self.send_image_group(selected_directory)
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if __name__ == "__main__":
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'''
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1. 创建Qt应用程序
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2. 创建主窗口
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3. 显示主窗口
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4. 打开文件对话框
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5. 进入Qt事件循环
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'''
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app = QApplication(sys.argv)
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main_window = MainWindow()
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main_window.show()
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main_window.open_file_dialog()
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sys.exit(app.exec_()) |