# coding=utf-8 import logging import os import sys import json # Ensure sys path includes root for imports if not already project_root = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) if project_root not in sys.path: sys.path.append(project_root) from Util.VLMKit import VLMKit from Apps.TeLaiDian.Kit import draw_rectangles, detect_cards_cv, setup_logger, read_image, detect_wide_rounded_card_cv from Apps.TeLaiDian.Config.Setting import SAFE_EXCLUDE_RATIO, BOTTOM_SAFE_EXCLUDE_RATIO, MIN_CARD_HEIGHT # 初始化日志 logger = setup_logger("ReadImageKit") class ReadImageKit: def __init__(self): self.vlm = VLMKit() async def find_price_entrance_vlm(self, image_path): """ 使用 VLM 在详情页寻找价格入口(如:1.1556元/度 的卡片或价格信息按钮) """ prompt = """ 分析这张充电站详情页截图,找到进入“分时电价详情”的点击入口。 入口特征: 1. 包含价格数字的卡片,例如 "1.1556元/度"。 2. 或者标有 "价格信息"、"电价详情" 字样的按钮。 请判断该入口是否存在,并给出其中心坐标。 输出格式为 JSON: { "found": true/false, "reason": "为什么认为这是入口", "point": [x, y], // 归一化坐标 [0-1000],例如 [500, 600] 代表屏幕中心偏下 "type": "price_card" / "button" } """ try: cv_bboxes = detect_wide_rounded_card_cv(image_path, min_width_ratio=0.8, min_y_ratio=0.5) if cv_bboxes: img = read_image(image_path) if img is not None: h, w = img.shape[:2] bx1, by1, bx2, by2 = cv_bboxes[0] cx = (bx1 + bx2) // 2 cy = (by1 + by2) // 2 draw_rectangles(image_path, bboxes=[cv_bboxes[0]], click_points=[[cx, cy]]) return {"found": True, "reason": "cv", "point": [int(cx * 1000 / w), int(cy * 1000 / h)], "type": "price_card"} res_text = await self.vlm.analyze_image(image_path, prompt) json_str = self.vlm.extract_json(res_text) data = json.loads(json_str) # 保存诊断图片 if data.get("found") and data.get("point"): p = data["point"] # 转换坐标 img = read_image(image_path) if img is not None: h, w = img.shape[:2] actual_p = [int(p[0] * w / 1000), int(p[1] * h / 1000)] # 生成虚拟 bbox bbox = [actual_p[0]-50, actual_p[1]-30, actual_p[0]+50, actual_p[1]+30] draw_rectangles(image_path, bboxes=[bbox], click_points=[actual_p]) logger.info(f"已生成价格入口诊断图片: {image_path.replace('.jpg', '_vl.jpg')}") return data except Exception as e: logger.error(f"VLM 寻找价格入口失败: {e}") return {"found": False} async def find_close_button_vlm(self, image_path): """ 使用 VLM 在页面上寻找关闭按钮(用于清理广告弹窗) """ prompt = """ 分析这张截图,判断是否存在弹窗广告或遮罩层。 如果存在,请找到关闭按钮(通常是圆圈里的 X,或者写着“跳过”、“关闭”的按钮)。 **重要警告**: 1. 严禁选择屏幕最右上角的按钮(微信小程序的“胶囊按钮”,包含三个点和圆圈)。 2. 广告关闭按钮通常在弹窗的边缘,或者是页面中心大弹窗的某个角落。 输出格式为 JSON: { "has_ad": true/false, "reason": "简单描述发现的弹窗", "close_point": [x, y] // 归一化坐标 [0-1000],如果不存在则为 null } """ try: res_text = await self.vlm.analyze_image(image_path, prompt) json_str = self.vlm.extract_json(res_text) data = json.loads(json_str) # 保存诊断图片 if data.get("has_ad") and data.get("close_point"): p = data["close_point"] # 转换坐标 img = read_image(image_path) if img is not None: h, w = img.shape[:2] actual_p = [int(p[0] * w / 1000), int(p[1] * h / 1000)] # 生成虚拟 bbox bbox = [actual_p[0]-50, actual_p[1]-30, actual_p[0]+50, actual_p[1]+30] draw_rectangles(image_path, bboxes=[bbox], click_points=[actual_p]) logger.info(f"已生成广告关闭诊断图片: {image_path.replace('.jpg', '_vl.jpg')}") return data except Exception as e: logger.error(f"VLM 寻找关闭按钮失败: {e}") return {"has_ad": False} async def check_wrong_page_vlm(self, image_path): """ 检查是否误触进入了错误的页面(如:新人福利、我的卡券、活动页等) """ prompt = """ 分析这张截图,判断这是否是一个真实的“充电站详情页”。 **识别准则**: 1. 真正的“详情页”必须包含:充电站的具体名称、电价列表、终端状态(空闲/占用)等信息。 2. 如果页面标题是“新人福利专区”、“活动规则”、“我的卡券”、“领券中心”或类似的营销活动页,则判定为错误页面。 输出格式为 JSON: { "is_detail_page": true/false, "page_type": "detail" / "marketing" / "coupons" / "other", "reason": "判断依据" } """ try: res_text = await self.vlm.analyze_image(image_path, prompt) json_str = self.vlm.extract_json(res_text) data = json.loads(json_str) return data except Exception as e: logger.error(f"VLM 检查页面类型失败: {e}") return {"is_detail_page": True} # 默认认为是详情页,避免死循环 async def analyze_detail_price(self, image_path): """ 分析详情页截图,提取电价信息,包括优惠价、PLUS价和挂牌价 """ prompt = """ 分析这张充电站价格详情页截图,提取**分时电价表**。 对于每个时段,请识别并提取以下所有价格信息(如果存在): 1. 优惠价 (通常是红色或加粗的大字,作为默认 price) 2. PLUS会员价 (标有 "PLUS" 标签的价格) 3. 挂牌价 (标有 "挂牌价" 标签的价格) 4. 电费 (Base electricity price) 5. 服务费 (Service fee) 请提取每个时段的: - start: 开始时间 (HH:MM) - end: 结束时间 (HH:MM) - price: 优惠价 (元/度) - plus_price: PLUS会员价 (元/度) - market_price: 挂牌价 (元/度) - elec_price: 电费 (元/度) - service_price: 服务费 (元/度) 输出格式为 JSON 数组: [ { "start": "16:00", "end": "21:00", "price": 1.3435, "plus_price": 1.3035, "market_price": 1.4435, "elec_price": 0.9435, "service_price": 0.4000 }, ... ] 注意: - 如果某个字段缺失,请设为 null。 - 确保 price 包含电费和服务费的总和。 - 如果无法识别任何价格信息,请返回空数组 []。 """ try: res_text = await self.vlm.analyze_image(image_path, prompt) logger.info(f"VLM Price Analysis Result for {os.path.basename(image_path)}: {res_text[:200]}...") json_str = self.vlm.extract_json(res_text) prices = json.loads(json_str) normalized_prices = [] if isinstance(prices, list): for p in prices: new_p = p.copy() if 'time_range' in p and ('start' not in p or 'end' not in p): tr = p['time_range'].replace('~', '-').replace(' ', '') parts = tr.split('-') if len(parts) >= 2: new_p['start'] = parts[0] new_p['end'] = parts[1] if 'price' not in p: if 'total_price' in p: new_p['price'] = p['total_price'] elif 'elec_price' in p and 'service_price' in p: try: new_p['price'] = float(p['elec_price']) + float(p['service_price']) except: pass normalized_prices.append(new_p) return normalized_prices return [] except Exception as e: logger.error(f"分析电价详情失败: {e}") return [] async def analyze_detail_basic_info(self, image_path): """ 分析详情页首屏截图,提取场站名称和精确地址 """ prompt = """ 分析这张充电站详情页首屏截图,提取: 1. 场站名称 (通常在页面中部,大字体) 2. 详细地址 (通常在名称下方或页面下半部分,伴有地址图标) 输出格式为 JSON: { "name": "xxx充电站", "address": "xxx省xxx市xxx区xxx路xxx号" } """ try: res_text = await self.vlm.analyze_image(image_path, prompt) json_str = self.vlm.extract_json(res_text) return json.loads(json_str) except Exception as e: logger.error(f"分析详情页基础信息失败: {e}") return {} async def analyze_station_list(self, image_path): """ 分析场站列表页图片,提取场站位置和基本信息 """ prompt = """ 分析这张充电站列表截图,提取所有真实的充电站卡片。 要求: 1. 忽略页面上半部分(如顶部导航栏、搜索框、广告 Banner、筛选标签等)。 2. 仅识别下半部分一条条“充电站卡片”,每张卡片通常包含:场站名称、评分、最近充电时间、距离、价格、快/慢空闲数量等。 3. 不要把同一张卡片拆成多块;每条场站只对应一个矩形框。 对于每张卡片,请输出: - name: 场站名称 - address: 场站地址(如果无法确定可置为 null) - point: 卡片中心点击坐标 [x, y],使用归一化坐标 [0-1000](0 表示最左/最上,1000 表示最右/最下) - bbox: 卡片外接矩形边界 [x1, y1, x2, y2],同样使用归一化坐标 [0-1000] 以 JSON 数组形式输出,例如: [ { "name": "某某充电站", "address": "某某路 100 号", "point": [500, 750], "bbox": [50, 600, 950, 820] } ] """ try: res_text = await self.vlm.analyze_image(image_path, prompt) json_str = self.vlm.extract_json(res_text) vlm_results = json.loads(json_str) final_stations = [] vlm_list = vlm_results if isinstance(vlm_results, list) else [] img = read_image(image_path) h, w = img.shape[:2] if img is not None else (2400, 1080) y_threshold = h * SAFE_EXCLUDE_RATIO bottom_threshold = int(h * (1 - BOTTOM_SAFE_EXCLUDE_RATIO)) def to_pixel(v, max_len): if v is None: return None try: fv = float(v) except: return None if fv <= 1000.0: return int(fv * max_len / 1000.0) return int(fv) for res in vlm_list: if not res: continue p = res.get("point") b = res.get("bbox") actual_p = None actual_bbox = None if p and len(p) == 2: px = to_pixel(p[0], w) py = to_pixel(p[1], h) if px is not None and py is not None: actual_p = [px, py] if b and len(b) == 4: x1 = to_pixel(b[0], w) y1 = to_pixel(b[1], h) x2 = to_pixel(b[2], w) y2 = to_pixel(b[3], h) if None not in (x1, y1, x2, y2): actual_bbox = [max(0, int(x1)), max(0, int(y1)), min(w, int(x2)), min(h, int(y2))] if actual_p is None and actual_bbox: actual_p = [(actual_bbox[0] + actual_bbox[2]) // 2, (actual_bbox[1] + actual_bbox[3]) // 2] if actual_p is None and actual_bbox is None: continue if actual_p and (actual_p[1] < y_threshold or actual_p[1] > bottom_threshold): logger.warning(f"过滤掉可能的误点击点 (y={actual_p[1]}): {res.get('name')}") continue if actual_bbox is None and actual_p: half_w = int(w * 0.4) half_h = max(MIN_CARD_HEIGHT // 2, 90) x1 = max(0, actual_p[0] - half_w) x2 = min(w, actual_p[0] + half_w) y1 = max(0, actual_p[1] - half_h) y2 = min(h, actual_p[1] + half_h) actual_bbox = [x1, y1, x2, y2] if actual_bbox is not None: bx1, by1, bx2, by2 = actual_bbox current_h = by2 - by1 if current_h < MIN_CARD_HEIGHT * 0.8 or by2 > bottom_threshold: continue final_stations.append({ "name": res.get("name"), "address": res.get("address"), "point": actual_p, "bbox": actual_bbox }) if final_stations: final_stations.sort(key=lambda s: (s.get("point")[1] if s.get("point") else (s.get("bbox")[1] if s.get("bbox") else 0))) # 保存诊断图片 (_vl.jpg, _flag.jpg) if final_stations: debug_bboxes = [] debug_points = [] for s in final_stations: if s.get("bbox"): debug_bboxes.append(s["bbox"]) if s.get("point"): debug_points.append(s["point"]) # 如果没有 bbox,根据 point 生成一个虚拟 bbox 供可视化 if not debug_bboxes and debug_points: for p in debug_points: debug_bboxes.append([p[0]-50, p[1]-30, p[0]+50, p[1]+30]) if debug_bboxes or debug_points: draw_rectangles(image_path, bboxes=debug_bboxes, click_points=debug_points) logger.info(f"已生成诊断图片: {image_path.replace('.jpg', '_vl.jpg')} 和 _flag.jpg") return final_stations except Exception as e: logger.error(f"分析列表页失败: {e}") return []