2026-01-13 20:36:20 +08:00
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# coding=utf-8
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import logging
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import os
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import sys
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# Ensure sys path includes root for imports if not already
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project_root = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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if project_root not in sys.path:
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sys.path.append(project_root)
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from Util.VLMKit import VLMKit
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import json
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import re
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2026-01-13 20:54:49 +08:00
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from Apps.YeLiTe.Kit import draw_rectangles, detect_cards_cv
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from Apps.YeLiTe.Config.Setting import DRAW_DEBUG_BOXES, SAFE_EXCLUDE_RATIO, BOTTOM_SAFE_EXCLUDE_RATIO
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2026-01-13 20:36:20 +08:00
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logger = logging.getLogger(__name__)
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class ReadImageKit:
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def __init__(self):
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self.vlm = VLMKit()
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2026-01-13 21:37:14 +08:00
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async def analyze_detail_price(self, image_path):
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"""
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分析详情页截图,提取电价信息
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"""
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prompt = """
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分析这张充电站详情页截图,提取**电价时段表**。
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请仔细寻找包含“时段”、“电价”、“服务费”或“总价”的表格或列表。
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请提取每个时段的:
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1. 开始时间 (HH:MM)
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2. 结束时间 (HH:MM)
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3. 总电价 (元/度,包含电费和服务费)
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如果图片中只显示了当前时段的价格,请尽可能提取当前时段的信息。
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如果包含多个时段,请全部提取。
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输出格式为 JSON 数组:
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[
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{
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"start": "00:00",
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"end": "08:00",
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"price": 1.23
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},
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...
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]
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如果无法识别任何价格信息,请返回空数组 []。
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"""
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try:
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res_text = await self.vlm.analyze_image(image_path, prompt)
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2026-01-13 21:58:42 +08:00
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# 强制写入文件调试
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# debug_file = r"d:\dsWork\aiData\vlm_response_debug.txt"
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# with open(debug_file, "a", encoding="utf-8") as f:
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# f.write(f"\n\n=== {os.path.basename(image_path)} ===\n")
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# f.write(str(res_text))
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# f.write("\n====================================\n")
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# 增加调试日志,查看 VLM 原始返回
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logger.info(f"VLM Price Analysis Result for {os.path.basename(image_path)}: {res_text[:200]}...")
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2026-01-13 21:37:14 +08:00
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json_str = self.vlm.extract_json(res_text)
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prices = json.loads(json_str)
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2026-01-13 21:58:42 +08:00
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# 兼容性处理:如果 VLM 返回了 time_range 字段,进行转换
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normalized_prices = []
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if isinstance(prices, list):
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2026-01-13 21:58:42 +08:00
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for p in prices:
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new_p = p.copy()
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# 处理时间段
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if 'time_range' in p and ('start' not in p or 'end' not in p):
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tr = p['time_range'].replace('~', '-').replace(' ', '')
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parts = tr.split('-')
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if len(parts) >= 2:
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new_p['start'] = parts[0]
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new_p['end'] = parts[1]
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# 处理价格字段
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if 'price' not in p:
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if 'total_price' in p:
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new_p['price'] = p['total_price']
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elif 'elec_price' in p and 'service_price' in p:
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try:
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new_p['price'] = float(p['elec_price']) + float(p['service_price'])
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except:
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pass
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normalized_prices.append(new_p)
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return normalized_prices
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2026-01-13 21:37:14 +08:00
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return []
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except Exception as e:
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logger.error(f"分析电价详情失败: {e}")
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2026-01-13 21:58:42 +08:00
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if 'res_text' in locals():
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logger.error(f"Failed VLM Response: {res_text}")
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2026-01-13 21:37:14 +08:00
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return []
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2026-01-13 20:36:20 +08:00
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@classmethod
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async def detect_ad_popup(cls, image_path, device_info=None):
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"""
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检测图片中是否存在广告弹窗,并返回关闭按钮坐标
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"""
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vlm = VLMKit()
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prompt = """
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请仔细检查这张图片中是否存在**弹窗广告**或**悬浮广告**。
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广告可能有以下几种形式:
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1. 屏幕中央的大型弹窗广告:通常遮挡了页面内容,内容多为优惠券、活动推广等。
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2. 悬浮广告:通常在侧边或角落。
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3. 底部横幅广告。
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请返回关闭按钮的中心坐标。
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请以纯 JSON 格式输出:
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{
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"has_ad": true/false,
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"ad_type": "center" | "bottom" | "side" | "other",
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"close_point": [x, y] // 绝对像素坐标
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}
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如果没有广告,请返回 {"has_ad": false}。
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"""
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try:
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res_text = await vlm.analyze_image(image_path, prompt)
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json_str = vlm.extract_json(res_text)
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res = json.loads(json_str)
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if res.get("has_ad") and res.get("close_point"):
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p = res["close_point"]
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return {"x": p[0], "y": p[1], "ad_type": res.get("ad_type")}
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return None
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except Exception as e:
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logger.error(f"广告检测失败: {e}")
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return None
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async def analyze_station_list(self, image_path):
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"""
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2026-01-13 20:54:49 +08:00
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分析场站列表页图片,提取场站位置和基本信息 (Hybrid 模式: CV 检测边界 + VLM 识别文字)
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2026-01-13 20:36:20 +08:00
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"""
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2026-01-13 20:54:49 +08:00
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# 1. 使用图形学检测卡片边界
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cv_bboxes = detect_cards_cv(image_path, top_ratio=SAFE_EXCLUDE_RATIO, bottom_ratio=BOTTOM_SAFE_EXCLUDE_RATIO)
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2026-01-13 20:46:18 +08:00
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2026-01-13 20:54:49 +08:00
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if cv_bboxes:
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# 在图片上绘制绿色框,方便 VLM 对应
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draw_rectangles(image_path, cv_bboxes)
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prompt = f"""
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图片中已经用绿色矩形框标记了 {len(cv_bboxes)} 个可能的充电站卡片。
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请按从上到下的顺序,识别每个绿色框内的场站信息。
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输出格式为 JSON 数组,长度必须为 {len(cv_bboxes)}。
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如果某个框内不是有效的场站卡片,请在对应的数组位置返回 null。
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每个对象包含:
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- "name": 场站名称 (仅提取名称文字)
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2026-01-14 07:05:03 +08:00
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- "address": 场站地址 (通常在名称下方,请完整提取地址文字)
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- "is_valid": true/false (是否为真实的场站卡片)
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2026-01-14 07:05:03 +08:00
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注意:仅提取名称和地址,不要包含距离或价格。
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2026-01-13 20:54:49 +08:00
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"""
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else:
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# 如果 CV 没检测到,退回到纯 VLM 模式
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prompt = """
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分析这张充电站列表截图,提取所有充电站卡片信息。
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忽略顶部的筛选栏,仅提取下方重复出现的场站卡片。
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输出格式为 JSON 数组,每个对象包含:
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- "name": 场站名称
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- "address": 场站地址 (请仔细识别并提取场站的详细地址信息)
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2026-01-13 20:54:49 +08:00
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- "point": 场站卡片的中心点击坐标 [x, y]
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- "bbox": 场站卡片的边界框 [x1, y1, x2, y2]
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"""
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2026-01-13 20:36:20 +08:00
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try:
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res_text = await self.vlm.analyze_image(image_path, prompt)
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json_str = self.vlm.extract_json(res_text)
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vlm_results = json.loads(json_str)
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2026-01-13 20:36:20 +08:00
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2026-01-13 20:54:49 +08:00
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final_stations = []
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if cv_bboxes and isinstance(vlm_results, list):
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# 将 VLM 识别到的名称与 CV 的坐标匹配
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2026-01-13 21:37:14 +08:00
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# 注意:VLM 返回的数组可能包含 null (对应无效的框),我们需要跳过
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for i, res in enumerate(vlm_results):
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if i < len(cv_bboxes):
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bbox = cv_bboxes[i]
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# 只要 VLM 认为有效,或者 VLM 没明确说是无效的且有名字,就认为是有效场站
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# 有时候 VLM 会漏掉 is_valid 字段
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if res and (res.get("is_valid") is True or (res.get("name") and res.get("is_valid") is not False)):
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final_stations.append({
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"name": res.get("name"),
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2026-01-14 07:05:03 +08:00
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"address": res.get("address"),
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2026-01-13 21:37:14 +08:00
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"point": [(bbox[0] + bbox[2]) // 2, (bbox[1] + bbox[3]) // 2],
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"bbox": bbox
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})
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else:
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logger.info(f"VLM 判定第 {i+1} 个框无效或未识别到名称: {res}")
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2026-01-13 20:54:49 +08:00
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elif not cv_bboxes:
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final_stations = vlm_results if isinstance(vlm_results, list) else []
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2026-01-13 20:54:49 +08:00
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return final_stations
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except Exception as e:
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2026-01-13 20:54:49 +08:00
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logger.error(f"Hybrid 分析列表页失败: {e}")
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2026-01-13 20:36:20 +08:00
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return []
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