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报文模拟解析/地检设备模拟/img_to_bin.py

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+import binascii
+
+def image_to_binary(image_path):
+    """将图片文件转换为二进制数据"""
+    with open(image_path, 'rb') as file:
+        return file.read()
+
+def binary_to_image(binary_data, output_path):
+    """将二进制数据保存为图片文件"""
+    with open(output_path, 'wb') as file:
+        file.write(binary_data)
+
+def binary_to_hex(binary_data):
+    """将二进制数据转换为十六进制字符串"""
+    return binascii.hexlify(binary_data).decode('utf-8')
+
+def hex_to_binary(hex_string):
+    """将十六进制字符串转换回二进制数据"""
+    return binascii.unhexlify(hex_string)
+
+# 使用示例
+if __name__ == "__main__":
+    # 读取图片并转换为二进制
+    binary_data = image_to_binary('./tcp_data/VDES报文传输的图片.jpg')
+    print(f"原始图片大小: {len(binary_data)} 字节")
+    
+    # 转换为十六进制字符串
+    hex_data = binary_to_hex(binary_data)
+    print(f"十六进制表示长度: {len(hex_data)} 字符")
+    print(f"十六进制预览: {hex_data}...")
+    
+    # 转换回二进制
+    restored_binary = hex_to_binary(hex_data)
+    
+    # 保存回图片文件
+    # binary_to_image(restored_binary, 'output.jpg')
+    # print("图片已成功转换并保存为 output.jpg")