1301 lines
58 KiB
Python
1301 lines
58 KiB
Python
import numpy as np
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from PIL import Image, ImageDraw
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import os
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import asyncio
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import hashlib
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import json
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import aiohttp
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import logging
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import base64
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from openai import AsyncOpenAI, BadRequestError
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from Apps.XinDianTu.Kit import (
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read_image, save_image, detect_rabbit_ad_close, detect_price_info_container_cv
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)
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from Config.Config import (
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ALY_LLM_API_KEY, VL_MODEL_NAME, VL_MODEL_NAME_AD, TEMP_IMAGE_DIR
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)
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from Apps.XinDianTu.Config.Setting import (
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SAFE_EXCLUDE_RATIO, FALLBACK_WIDTH, FALLBACK_HEIGHT,
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BOTTOM_SAFE_EXCLUDE_RATIO
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)
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logger = logging.getLogger(__name__)
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# 场站过滤黑名单
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STATION_EXCLUDED_TITLES = {
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"畅充会员", "组团充电", "微信社群", "申卡有礼", "夜间免停",
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"洗手间", "不限车长", "不限车高", "组团", "综合排序", "距离优先",
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"价格最低", "空闲较多", "筛选", "地图", "列表"
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}
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STATION_BLACKLIST_KEYWORDS = [
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"广告", "优惠券", "点击进入", "立即参与", "咨询电话", "活动详情"
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]
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class ReadImageKit:
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_client = AsyncOpenAI(
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api_key=ALY_LLM_API_KEY,
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base_url="https://dashscope.aliyuncs.com/compatible-mode/v1"
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)
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# 通用回退设备信息，仅在无法动态获取设备信息时使用
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_FALLBACK_DEVICE_INFO = {
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"displayWidth": FALLBACK_WIDTH,
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"displayHeight": FALLBACK_HEIGHT,
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"productName": "generic"
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}
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_prompt = (
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"仅输出JSON数组（不含任何说明文字），按从左到右、从上到下的顺序识别图片中的充电站区域。识别规则如下：\n"
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"1. 必须是卡片形式的充电站信息区域。\n"
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"2. 每一个卡片必须同时具备以下所有要素，否则严禁识别：\n"
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" - **场站名称 (station_name)**: 场站名称通常位于卡片的第一行（左上角），字体最大且加粗。严禁提取'距离优先'、'空闲较多'、'价格最低'等筛选标签。严禁将卡片中下部的描述信息（如'导航到...'、'停车说明...'、'距您...'等）识别为名称。\n"
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" - 距离信息 (distance, 例如 '5.3km' 或 '90m')，位于卡片右上角；\n"
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" - 金额/电费 (price，例如 '0.8490')；\n"
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" - **充电枪信息 (piles)**: 包含'超'、'快'或'慢'的类型、总枪数和空闲枪数（例如 '快 闲4/4'）。如果图中只显示数字（如 '34/42'）而没有明确标明类型，请统一识别为 `type: \"慢\"`。\n"
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"3. 如果缺少上述任何一项要素（例如只有名称 and 距离，但没有电费或枪数信息），说明它不是真正的场站卡片（可能是广告或功能入口），请直接跳过。\n"
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"\n"
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"JSON对象字段要求：\n"
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"1. b_use: 状态标识（1或0）。如果场站名称为灰色或带有“暂停使用”等标签，则为0，否则为1。\n"
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"2. station_name: 场站名称；\n"
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"3. price: 一度电的价格（数字）；\n"
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"4. pro_price: Pro会员价格（数字），无则为null；\n"
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"5. piles: 充电枪列表 [{type: '快'|'慢'|'超', free: 4, total: 4}]；\n"
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"6. parking: 停车费用描述（通常在'P'图标后，例如 '收费停车：以场站实际收费规则为准' 或 '限时免费停车...'）。\n"
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"7. distance: 距离信息字符串（例如 '5.3km' 或 '90m'）。\n"
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"8. bounds: {x1,y1,x2,y2} 区域像素坐标（0-1000）；\n"
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"9. bounds_norm: {left,top,right,bottom} 归一化坐标(0-1)；\n"
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"10. station_name_bounds: 场站名称文字区域坐标 {x1,y1,x2,y2}（0-1000）；\n"
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"11. station_name_bounds_norm: 场站名称文字归一化坐标(0-1)。\n"
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"\n"
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"重要约束（违反者不予识别）：\n"
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"A. 严禁识别广告位和筛选标签。如“畅充会员”、“组团充电”、“微信社群”、“申卡有礼”、“夜间免停”、“洗手间”、“不限车长”、“不限车高”、“组团”、“综合排序”等均不是场站。\n"
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"B. 真正的场站卡片必须是一个横跨屏幕的大卡片，包含：场站名称（大号加粗）、金额（¥开头）、距离（km或m结尾）、充电枪状态（闲x/x）。\n"
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"C. 严禁将屏幕顶部的功能图标（如畅充会员、签到等）和中间的筛选标签误认为场站卡片。区域太小或缺少要素的一律跳过。\n"
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"\n"
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"严格返回纯JSON格式。"
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)
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@classmethod
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async def find_price_entrance_ocr(cls, image_path):
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"""
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使用 OCR 在详情页寻找价格入口 (全部时段 >)
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"""
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container_norm = detect_price_info_container_cv(image_path)
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if container_norm:
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# 找到矩形框 [x1, y1, x2, y2]
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x1, y1, x2, y2 = container_norm
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# 计算中心点
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center_x = (x1 + x2) // 2
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center_y = (y1 + y2) // 2
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return {
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"found": True,
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"reason": "OCR 精准定位到价格入口关键字 '全部时段'",
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"point": [center_x, center_y]
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}
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logger.warning(f"⚠️ [OCR识别失败] 在图片中未发现价格入口关键字 (全部时段): {image_path}")
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return {"found": False}
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@classmethod
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async def detect_ad_popup(cls, image_path: str, device_info=None):
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"""
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使用 VL 模型检测是否存在弹窗广告，并返回关闭按钮坐标
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"""
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if not os.path.exists(image_path):
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return None
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if not device_info:
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device_info = cls._FALLBACK_DEVICE_INFO
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primary_width = device_info.get("displayWidth") or device_info.get("width", FALLBACK_WIDTH)
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primary_height = device_info.get("displayHeight") or device_info.get("height", FALLBACK_HEIGHT)
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with open(image_path, "rb") as image_file:
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encoded_image = base64.b64encode(image_file.read()).decode("utf-8")
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img_input = {"url": f"data:image/jpeg;base64,{encoded_image}"}
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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**。\n"
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"广告可能有以下几种形式：\n"
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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、或“免费停车”类提示（例如：现在可免费停车N小时了！）。\n"
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"2. **'新电兔AI'专属悬浮广告**（高频）：通常出现在列表区域的左下方，左侧为卡通兔子头像和“新电兔AI”文字，关闭按钮是一个带 X 的圆形按钮；当右侧同一高度附近还有一个独立的浮动广告时，关闭按钮会出现在右侧浮动广告下方的圆形按钮处（一般为灰色圆圈，内部有 X，可能部分覆盖在文字上）。\n"
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"3. **底部的横幅广告**：带有明显的关闭按钮。\n\n"
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"如果同时存在左侧“新电兔AI”浮动区域和右侧浮动广告，请优先返回右侧浮动广告下方圆形关闭按钮的坐标；只有在右侧没有浮动广告时，才返回左侧“新电兔AI”下方圆形关闭按钮的坐标。\n\n"
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"请返回最主要的关闭按钮的中心坐标。\n\n"
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"请以纯 JSON 格式输出：\n"
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"{\n"
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" \"has_ad\": true/false,\n"
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" \"ad_type\": \"rabbit\" | \"center\" | \"bottom\" | \"other\",\n"
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" \"close_point\": [x, y] // 0-1000 归一化坐标\n"
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"}\n"
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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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resp = await cls._client.chat.completions.create(
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model=VL_MODEL_NAME,
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timeout=30,
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messages=[
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{
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"role": "user",
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"content": [
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{"type": "image_url", "image_url": img_input},
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{"type": "text", "text": prompt},
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],
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}
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],
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)
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content = resp.choices[0].message.content.strip()
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raw_json = cls._extract_json(content)
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result = json.loads(raw_json)
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if result.get("has_ad") and result.get("close_point") and len(result.get("close_point")) == 2:
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norm_point = result["close_point"]
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norm_x, norm_y = norm_point
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ad_type = result.get("ad_type", "unknown")
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# 统一采用模型返回的归一化坐标计算关闭按钮位置，
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# 不再对 rabbit 类型做特殊日志或固定坐标处理
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x = int(norm_x / 1000 * primary_width)
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y = int(norm_y / 1000 * primary_height)
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try:
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os.makedirs(TEMP_IMAGE_DIR, exist_ok=True)
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img = Image.open(image_path).convert("RGB")
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draw = ImageDraw.Draw(img)
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r = max(6, int(primary_height * 0.012))
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draw.ellipse((x - r, y - r, x + r, y + r), outline="red", width=4)
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base = os.path.basename(image_path)
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debug_path = os.path.join(TEMP_IMAGE_DIR, f"debug_click_{base}")
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img.save(debug_path)
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logger.info(f"保存广告关闭按钮点击预览图: {debug_path}")
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except Exception as e:
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logger.warning(f"保存广告关闭按钮点击预览图失败: {e}")
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return {
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"x": x,
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"y": y,
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"ad_type": ad_type
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}
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except Exception as e:
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logger.error(f"Failed to detect ad popup with VL model: {e}")
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return None
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@staticmethod
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def _to_minutes(t_str: str) -> int:
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"""HH:MM -> 分钟数"""
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if not t_str or ":" not in t_str:
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return 0
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try:
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h, m = map(int, t_str.split(":"))
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return h * 60 + m
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except:
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return 0
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@staticmethod
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def _fmt(t: int) -> str:
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"""分钟数 -> HH:MM"""
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h = t // 60
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m = t % 60
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return f"{h:02d}:{m:02d}"
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@staticmethod
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def _extract_json(text: str) -> str:
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if not text:
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return "[]"
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cleaned = text.strip()
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if "```" in cleaned:
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lines = []
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for line in cleaned.splitlines():
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if line.strip().startswith("```"):
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continue
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lines.append(line)
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cleaned = "\n".join(lines).strip()
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decoder = json.JSONDecoder()
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pos = 0
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while pos < len(cleaned):
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idx_dict = cleaned.find("{", pos)
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idx_list = cleaned.find("[", pos)
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candidates = [i for i in (idx_dict, idx_list) if i != -1]
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if not candidates:
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break
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start = min(candidates)
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snippet = cleaned[start:]
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try:
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_, end = decoder.raw_decode(snippet)
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return snippet[:end]
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except json.JSONDecodeError:
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pos = start + 1
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continue
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return "[]"
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@staticmethod
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def _add_center(obj, device_info):
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return ReadImageKit._add_click_point(obj, device_info, anchor="center")
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@staticmethod
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def _add_click_point(obj, device_info, anchor: str = "center"):
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# 获取显示宽高，增加容错
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display_width = float(device_info.get("displayWidth") or device_info.get("width") or 1080)
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display_height = float(device_info.get("displayHeight") or device_info.get("height") or 2400)
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bounds = obj.get("bounds")
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bn = obj.get("bounds_norm")
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text_bounds = obj.get("station_name_bounds")
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text_bn = obj.get("station_name_bounds_norm")
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uia_x = None
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uia_y = None
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def get_pixel_coords(b_data, d_w, d_h):
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if not b_data:
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return None
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# Extract values based on dict or list
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if isinstance(b_data, list) and len(b_data) == 4:
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v1, v2, v3, v4 = b_data
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elif isinstance(b_data, dict):
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# 兼容多种可能的键名
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v1 = b_data.get("left") if b_data.get("left") is not None else b_data.get("x1")
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v2 = b_data.get("top") if b_data.get("top") is not None else b_data.get("y1")
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v3 = b_data.get("right") if b_data.get("right") is not None else b_data.get("x2")
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v4 = b_data.get("bottom") if b_data.get("bottom") is not None else b_data.get("y2")
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if any(v is None for v in (v1, v2, v3, v4)):
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return None
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else:
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return None
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try:
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v1, v2, v3, v4 = float(v1), float(v2), float(v3), float(v4)
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except (ValueError, TypeError):
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return None
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max_v = max(v1, v2, v3, v4)
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# 1. 0-1 归一化坐标
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if max_v <= 1.05:
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x1, y1, x2, y2 = v1 * d_w, v2 * d_h, v3 * d_w, v4 * d_h
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# 2. 0-1000 归一化坐标 (Qwen-VL 常用)
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elif max_v <= 1005:
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x1, y1, x2, y2 = (v1 / 1000.0) * d_w, (v2 / 1000.0) * d_h, (v3 / 1000.0) * d_w, (v4 / 1000.0) * d_h
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# 3. 绝对像素坐标
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else:
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x1, y1, x2, y2 = v1, v2, v3, v4
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return min(x1, x2), min(y1, y2), max(x1, x2), max(y1, y2)
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# 优先使用场站名称区域进行点击 (最安全)
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coords = get_pixel_coords(text_bn, display_width, display_height) or get_pixel_coords(text_bounds,
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display_width,
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display_height)
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if coords:
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x1, y1, x2, y2 = coords
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uia_x = int(x1 + (x2 - x1) / 2)
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uia_y = int(y1 + (y2 - y1) / 2)
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logger.info(
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f"坐标计算: 使用文字区域 -> ({uia_x}, {uia_y}) | 区域: {coords} | 屏幕: {display_width}x{display_height}")
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# 备选：使用整个卡片区域
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if uia_x is None:
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coords = get_pixel_coords(bn, display_width, display_height) or get_pixel_coords(bounds, display_width,
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display_height)
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if coords:
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x1, y1, x2, y2 = coords
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w, h = x2 - x1, y2 - y1
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if anchor == "top_left":
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uia_x = int(x1 + max(5.0, w * 0.15))
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uia_y = int(y1 + max(5.0, h * 0.20))
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else:
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# 默认中心点，但稍微偏上一点，避开底部可能的按钮
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uia_x = int(x1 + w / 2)
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uia_y = int(y1 + h * 0.4)
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logger.info(
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f"坐标计算: 使用卡片区域 -> ({uia_x}, {uia_y}) | 区域: {coords} | 屏幕: {display_width}x{display_height}")
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# --- 安全过滤：过滤掉屏幕顶部的点击坐标 (通常是广告或菜单) ---
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if uia_y is not None:
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# 如果点击点在屏幕顶部 SAFE_EXCLUDE_RATIO 范围内，极大概率是误触广告位，将其排除
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if uia_y < (display_height * SAFE_EXCLUDE_RATIO):
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logger.warning(
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f"安全排除: 坐标 ({uia_x}, {uia_y}) 位于屏幕顶部 {int(SAFE_EXCLUDE_RATIO * 100)}% 区域，疑似广告或菜单，已忽略。")
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return None
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# 如果点击点在屏幕底部 BOTTOM_SAFE_EXCLUDE_RATIO 范围内，极大概率是误触底部功能区（如扫码充电），将其排除
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if uia_y > (display_height * (1 - BOTTOM_SAFE_EXCLUDE_RATIO)):
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logger.warning(
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f"安全排除: 坐标 ({uia_x}, {uia_y}) 位于屏幕底部 {int(BOTTOM_SAFE_EXCLUDE_RATIO * 100)}% 区域，疑似底部功能区，已忽略。")
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return None
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if uia_x is not None and uia_y is not None:
|
||
obj["uia_center_x"] = uia_x
|
||
obj["uia_center_y"] = uia_y
|
||
|
||
# Clean up temporary fields
|
||
for k in ["bounds", "bounds_norm", "station_name_bounds", "station_name_bounds_norm"]:
|
||
if k in obj:
|
||
del obj[k]
|
||
return obj
|
||
|
||
@staticmethod
|
||
async def find_all_time_button_coordinate(image_url_or_path: str, device_info: dict = None) -> dict:
|
||
if device_info is None:
|
||
logger.warning("未提供动态设备信息，使用通用回退配置。")
|
||
device_info = ReadImageKit._FALLBACK_DEVICE_INFO
|
||
|
||
if os.path.exists(image_url_or_path):
|
||
with open(image_url_or_path, "rb") as f:
|
||
encoded = base64.b64encode(f.read()).decode("utf-8")
|
||
img_input = {"url": f"data:image/jpeg;base64,{encoded}"}
|
||
else:
|
||
img_input = {"url": image_url_or_path}
|
||
|
||
prompt = (
|
||
"仅输出JSON对象（不含任何说明文字），请找到图片中带有“全部时段”字样的按钮区域（通常在价格表下方，是一个带有右箭头的文字按钮）。\n"
|
||
"返回格式示例：\n"
|
||
"{\n"
|
||
' "bounds": {"x1": 100, "y1": 200, "x2": 300, "y2": 400}, \n'
|
||
' "bounds_norm": {"left": 0.1, "top": 0.2, "right": 0.3, "bottom": 0.4}\n'
|
||
"}\n"
|
||
"注意：bounds应使用0-1000的归一化坐标空间。\n"
|
||
"如果未找到，返回空JSON {}。"
|
||
)
|
||
|
||
resp = await ReadImageKit._client.chat.completions.create(
|
||
model=VL_MODEL_NAME,
|
||
timeout=30,
|
||
messages=[
|
||
{
|
||
"role": "user",
|
||
"content": [
|
||
{
|
||
"type": "image_url",
|
||
"image_url": img_input,
|
||
},
|
||
{"type": "text", "text": json.dumps(device_info, ensure_ascii=False)},
|
||
{"type": "text", "text": prompt},
|
||
],
|
||
},
|
||
],
|
||
)
|
||
|
||
content = resp.choices[0].message.content or ""
|
||
raw = ReadImageKit._extract_json(content)
|
||
|
||
try:
|
||
data = json.loads(raw)
|
||
if isinstance(data, dict) and (data.get("bounds") or data.get("bounds_norm")):
|
||
data = ReadImageKit._add_center(data, device_info)
|
||
# 只返回中心坐标
|
||
return {
|
||
"uia_center_x": data.get("uia_center_x"),
|
||
"uia_center_y": data.get("uia_center_y")
|
||
}
|
||
return {}
|
||
except Exception as e:
|
||
logger.error(f"Error parsing JSON: {e}")
|
||
logger.error(f"Raw content: {raw}")
|
||
return {}
|
||
|
||
@staticmethod
|
||
async def find_station_coordinate_first_page(image_url_or_path: str, station_name: str, device_info: dict = None) -> dict:
|
||
if device_info is None:
|
||
logger.warning("未提供动态设备信息，使用通用回退配置。")
|
||
device_info = ReadImageKit._FALLBACK_DEVICE_INFO
|
||
|
||
if os.path.exists(image_url_or_path):
|
||
with open(image_url_or_path, "rb") as f:
|
||
encoded = base64.b64encode(f.read()).decode("utf-8")
|
||
img_input = {"url": f"data:image/jpeg;base64,{encoded}"}
|
||
else:
|
||
img_input = {"url": image_url_or_path}
|
||
|
||
prompt = (
|
||
"仅输出JSON对象（不含任何说明文字）。"
|
||
"请在图片中找到场站名称完全匹配“" + str(station_name) + "”的那一行/卡片，"
|
||
"返回该场站名称文字本身的区域坐标（优先返回归一化坐标）。"
|
||
"返回格式示例："
|
||
"{\"station_name_bounds\": {\"x1\": 100, \"y1\": 200, \"x2\": 300, \"y2\": 240}, "
|
||
"\"station_name_bounds_norm\": {\"left\": 0.1, \"top\": 0.2, \"right\": 0.3, \"bottom\": 0.24}}"
|
||
"注意：bounds使用0-1000归一化坐标空间；如果找不到，返回空JSON {}。"
|
||
)
|
||
|
||
resp = await ReadImageKit._client.chat.completions.create(
|
||
model=VL_MODEL_NAME,
|
||
timeout=30,
|
||
messages=[
|
||
{
|
||
"role": "user",
|
||
"content": [
|
||
{"type": "image_url", "image_url": img_input},
|
||
{"type": "text", "text": json.dumps(device_info, ensure_ascii=False)},
|
||
{"type": "text", "text": prompt},
|
||
],
|
||
},
|
||
],
|
||
)
|
||
|
||
content = resp.choices[0].message.content or ""
|
||
raw = ReadImageKit._extract_json(content)
|
||
|
||
try:
|
||
data = json.loads(raw)
|
||
if isinstance(data, dict) and (
|
||
data.get("station_name_bounds") or data.get("station_name_bounds_norm") or data.get(
|
||
"bounds") or data.get("bounds_norm")):
|
||
data = ReadImageKit._add_click_point(data, device_info, anchor="station_text")
|
||
return {
|
||
"uia_center_x": data.get("uia_center_x"),
|
||
"uia_center_y": data.get("uia_center_y")
|
||
}
|
||
return {}
|
||
except Exception:
|
||
return {}
|
||
|
||
@staticmethod
|
||
async def parse_first_level_image_url(image_url_or_path: str, device_info: dict = None) -> list:
|
||
if device_info is None:
|
||
logger.warning("未提供动态设备信息，使用通用回退配置。")
|
||
device_info = ReadImageKit._FALLBACK_DEVICE_INFO
|
||
|
||
if os.path.exists(image_url_or_path):
|
||
with open(image_url_or_path, "rb") as f:
|
||
encoded = base64.b64encode(f.read()).decode("utf-8")
|
||
img_input = {"url": f"data:image/jpeg;base64,{encoded}"}
|
||
else:
|
||
img_input = {"url": image_url_or_path}
|
||
|
||
resp = await ReadImageKit._client.chat.completions.create(
|
||
model=VL_MODEL_NAME,
|
||
timeout=30,
|
||
messages=[
|
||
{
|
||
"role": "user",
|
||
"content": [
|
||
{
|
||
"type": "image_url",
|
||
"image_url": img_input,
|
||
},
|
||
{"type": "text", "text": json.dumps(device_info, ensure_ascii=False)},
|
||
{"type": "text", "text": ReadImageKit._prompt},
|
||
],
|
||
},
|
||
],
|
||
)
|
||
|
||
content = resp.choices[0].message.content or ""
|
||
raw = ReadImageKit._extract_json(content)
|
||
|
||
try:
|
||
data = json.loads(raw)
|
||
if isinstance(data, list):
|
||
# 过滤掉 None (即被 _add_click_point 排除掉的顶部项)
|
||
data = [ReadImageKit._add_click_point(x, device_info, anchor="station_text") for x in data if
|
||
x.get("b_use", 1) == 1]
|
||
data = [x for x in data if x is not None]
|
||
elif isinstance(data, dict):
|
||
if data.get("b_use", 1) == 1:
|
||
data = ReadImageKit._add_click_point(data, device_info, anchor="station_text")
|
||
data = [data] if data is not None else []
|
||
else:
|
||
data = []
|
||
|
||
# Clean up temporary field b_use if it still exists
|
||
if isinstance(data, list):
|
||
for item in data:
|
||
if "b_use" in item:
|
||
del item["b_use"]
|
||
elif isinstance(data, dict) and "b_use" in data:
|
||
del data["b_use"]
|
||
|
||
# If dict result, wrap in list for consistency if needed, but keeping as is based on original logic logic implies list return
|
||
if isinstance(data, dict):
|
||
return [data] if data else []
|
||
|
||
if isinstance(data, list) and data:
|
||
# 移除旧的关键词过滤逻辑，完全信任视觉模型的识别结果
|
||
# 如果未来发现模型识别了太多广告，可以在 Prompt 中强化 "严禁识别广告" 的约束
|
||
filtered = []
|
||
for item in data:
|
||
if not isinstance(item, dict):
|
||
continue
|
||
name = item.get("station_name")
|
||
if not name:
|
||
continue
|
||
filtered.append(item)
|
||
data = filtered
|
||
|
||
if isinstance(data, list) and data:
|
||
tasks = []
|
||
idxs = []
|
||
for i, item in enumerate(data):
|
||
if not isinstance(item, dict):
|
||
continue
|
||
if item.get("uia_center_x") is None or item.get("uia_center_y") is None:
|
||
name = item.get("station_name")
|
||
if name:
|
||
idxs.append(i)
|
||
tasks.append(asyncio.create_task(
|
||
ReadImageKit.find_station_coordinate_first_page(image_url_or_path, name, device_info)
|
||
))
|
||
if tasks:
|
||
results = await asyncio.gather(*tasks, return_exceptions=True)
|
||
for i, r in zip(idxs, results):
|
||
if isinstance(r, dict) and r.get("uia_center_x") is not None and r.get(
|
||
"uia_center_y") is not None:
|
||
data[i]["uia_center_x"] = r.get("uia_center_x")
|
||
data[i]["uia_center_y"] = r.get("uia_center_y")
|
||
|
||
return data
|
||
except Exception as e:
|
||
logger.error(f"Error parsing JSON: {e}")
|
||
logger.error(f"Raw content: {raw}")
|
||
return []
|
||
|
||
@staticmethod
|
||
async def parse_hybrid_image(image_path, uploader, cdn_domain):
|
||
"""
|
||
统一入口：混合识别模式
|
||
"""
|
||
return await ReadImageKit.get_stations_hybrid(image_path, uploader, cdn_domain)
|
||
|
||
@staticmethod
|
||
async def parse_vl_image(image_url_or_path: str, json_metadata, device_info=None):
|
||
"""
|
||
基于 _vl.jpg (带绿框) 和 JSON 元数据进行识别
|
||
"""
|
||
if not json_metadata or "cards" not in json_metadata:
|
||
return []
|
||
|
||
if os.path.exists(image_url_or_path):
|
||
with open(image_url_or_path, "rb") as f:
|
||
encoded = base64.b64encode(f.read()).decode("utf-8")
|
||
img_input = {"url": f"data:image/jpeg;base64,{encoded}"}
|
||
else:
|
||
img_input = {"url": image_url_or_path}
|
||
|
||
cards_meta = json_metadata["cards"]
|
||
# 按 id 或 Y 坐标排序，确保顺序一致 (Kit 生成时已经是 top-down)
|
||
cards_meta.sort(key=lambda x: x["rect"][1])
|
||
|
||
prompt = (
|
||
"图片中用绿色矩形框标记了若干个充电站卡片区域。\n"
|
||
"请按从上到下的顺序，依次识别每个绿色框内的场站信息，并返回一个JSON数组。\n"
|
||
"数组中元素的顺序必须与图片中绿色框从上到下的顺序严格一致。\n"
|
||
"如果某个框内不是有效的场站卡片（例如是广告），请返回null或空对象，不要跳过顺序。\n"
|
||
"\n"
|
||
"每个JSON对象包含以下字段：\n"
|
||
"1. station_name: 场站名称；\n"
|
||
"2. price: 价格（数字）；\n"
|
||
"3. pro_price: Pro会员价（数字，无则null）；\n"
|
||
"4. piles: 充电枪列表 [{type: '快'|'慢'|'超', free: 4, total: 4}]。如果图中只显示数字（如 '34/42'）而没有明确标明类型，请统一识别为 `type: \"慢\"`；\n"
|
||
"5. tags: 标签列表（如 ['限时免费']）；\n"
|
||
"6. parking: 停车费用描述（通常在'P'图标后，例如 '收费停车：以场站实际收费规则为准' 或 '限时免费停车...'）。\n"
|
||
"7. distance: 距离信息字符串（例如 '5.3km'）。\n"
|
||
"\n"
|
||
"严格返回纯JSON格式。"
|
||
)
|
||
|
||
resp = await ReadImageKit._client.chat.completions.create(
|
||
model=VL_MODEL_NAME,
|
||
messages=[
|
||
{
|
||
"role": "user",
|
||
"content": [
|
||
{"type": "image_url", "image_url": img_input},
|
||
{"type": "text", "text": prompt},
|
||
],
|
||
},
|
||
],
|
||
)
|
||
|
||
content = resp.choices[0].message.content or ""
|
||
raw = ReadImageKit._extract_json(content)
|
||
|
||
final_stations = []
|
||
try:
|
||
llm_data = json.loads(raw)
|
||
if isinstance(llm_data, list):
|
||
# 尝试与 cards_meta 对齐
|
||
count = min(len(llm_data), len(cards_meta))
|
||
for i in range(count):
|
||
item = llm_data[i]
|
||
meta = cards_meta[i]
|
||
|
||
if not item or not isinstance(item, dict):
|
||
continue
|
||
|
||
name = item.get("station_name")
|
||
if not name:
|
||
continue
|
||
|
||
# 注入元数据中的点击坐标
|
||
click_pt = meta.get("click_point", [0, 0])
|
||
cx, cy = click_pt
|
||
|
||
# 安全检查
|
||
img_h = 2400
|
||
if device_info:
|
||
img_h = float(device_info.get("displayHeight") or device_info.get("height") or 2400)
|
||
else:
|
||
img_h = json_metadata.get("height", 2400)
|
||
|
||
# 顶部安全排除
|
||
if cy < (img_h * SAFE_EXCLUDE_RATIO):
|
||
logger.warning(
|
||
f"VL安全排除: 坐标 ({cx}, {cy}) 位于屏幕顶部 {int(SAFE_EXCLUDE_RATIO * 100)}% 区域，已忽略。")
|
||
continue
|
||
|
||
# 底部安全排除
|
||
if cy > (img_h * (1 - BOTTOM_SAFE_EXCLUDE_RATIO)):
|
||
logger.warning(
|
||
f"VL安全排除: 坐标 ({cx}, {cy}) 位于屏幕底部 {int(BOTTOM_SAFE_EXCLUDE_RATIO * 100)}% 区域，疑似底部功能区，已忽略。")
|
||
continue
|
||
|
||
item["uia_center_x"] = cx
|
||
item["uia_center_y"] = cy
|
||
item["rect"] = meta.get("rect")
|
||
|
||
final_stations.append(item)
|
||
else:
|
||
logger.warning(f"LLM return format error: expected list, got {type(llm_data)}")
|
||
|
||
except Exception as e:
|
||
logger.error(f"Error parsing VL response: {e}")
|
||
|
||
return final_stations
|
||
|
||
@staticmethod
|
||
async def get_stations_hybrid(image_path, uploader, cdn_domain):
|
||
"""
|
||
混合识别模式：图形学切片 + 大模型小图 VL 识别
|
||
"""
|
||
# 1. 图形学切片
|
||
segments = ReadImageKit.get_card_segments(image_path)
|
||
if not segments:
|
||
return []
|
||
|
||
# 2. 对每个切片并行进行 VL 识别
|
||
tasks = []
|
||
for seg in segments:
|
||
# 上传切片
|
||
patch_path = seg["patch_path"]
|
||
remote_path = f"tmp/patches/{os.path.basename(patch_path)}"
|
||
uploader.upload_file(patch_path, remote_path)
|
||
patch_url = f"{cdn_domain}/{remote_path}"
|
||
|
||
# 记录上传后的 URL 供识别使用
|
||
seg["patch_url"] = patch_url
|
||
tasks.append(ReadImageKit.recognize_card_with_vl(patch_url))
|
||
|
||
# 等待所有 VL 完成
|
||
results = await asyncio.gather(*tasks)
|
||
|
||
# 3. 组装结果
|
||
final_stations = []
|
||
for i, res in enumerate(results):
|
||
name = res.get("station_name")
|
||
if name and name != "未知":
|
||
seg = segments[i]
|
||
res["x"] = seg["center_x"]
|
||
res["y"] = seg["center_y"]
|
||
final_stations.append(res)
|
||
|
||
# 4. 后置过滤 (复用原有过滤逻辑)
|
||
if final_stations:
|
||
processed_excluded_titles = {str(x).replace(" ", "").strip() for x in STATION_EXCLUDED_TITLES}
|
||
filtered = []
|
||
for item in final_stations:
|
||
name = item.get("station_name")
|
||
normalized_name = str(name).replace(" ", "").strip()
|
||
if normalized_name in processed_excluded_titles:
|
||
continue
|
||
if any(kw in normalized_name for kw in STATION_BLACKLIST_KEYWORDS):
|
||
continue
|
||
filtered.append(item)
|
||
final_stations = filtered
|
||
|
||
return final_stations
|
||
|
||
@staticmethod
|
||
def get_card_segments(image_path, output_dir="./Debug/Patches"):
|
||
"""
|
||
基于水平灰色分割带 (Divider Band) 切取场站卡片
|
||
返回: list of dict {"patch_path": str, "center_x": int, "center_y": int, "y_range": tuple}
|
||
"""
|
||
if not os.path.exists(output_dir):
|
||
os.makedirs(output_dir)
|
||
|
||
try:
|
||
img = Image.open(image_path).convert('RGB')
|
||
width, height = img.size
|
||
img_data = np.array(img)
|
||
|
||
logger.info(f"页面分析 - 分辨率: {width}x{height}")
|
||
|
||
# 1. 行特征分析：识别分割线 (Divider)
|
||
# 分割线特征：横贯全屏，亮度均匀，通常比纯白(255)稍暗，比文字内容亮
|
||
# 典型值：Mean=242-247, Std<10
|
||
|
||
row_types = [] # 0: Unknown/Content, 1: Divider, 2: White/Empty
|
||
|
||
# 采样点：左中右
|
||
l_x, m_x, r_x = int(width * 0.05), int(width * 0.5), int(width * 0.95)
|
||
|
||
debug_rows = []
|
||
|
||
for y in range(height):
|
||
# 避开顶部和底部导航栏 (15% - 85%) - 扩大排除范围以避免误识别 Header/Footer
|
||
if y < height * 0.15 or y > height * 0.85:
|
||
row_types.append(1) # 视为无关区域 (标记为 Divider 以防止形成 Segment)
|
||
continue
|
||
|
||
row = img_data[y]
|
||
row_mean = np.mean(row)
|
||
row_std = np.std(row)
|
||
|
||
# 判定逻辑：
|
||
# 1. 纯白行 (卡片底色) -> mean > 252 (允许微小噪点)
|
||
# 2. 分割线 (Divider) -> 230 < mean < 252 且 std < 15 (颜色均匀)
|
||
# 3. 内容行 (Content) -> mean <= 230 或 (mean > 230 且 std >= 15) (有文字/图片导致方差大)
|
||
|
||
if row_mean > 252:
|
||
r_type = 2 # White/Empty
|
||
elif 230 < row_mean <= 252 and row_std < 15:
|
||
r_type = 1 # Divider
|
||
else:
|
||
r_type = 0 # Content
|
||
|
||
row_types.append(r_type)
|
||
|
||
# Debug log sampling
|
||
if y % 50 == 0:
|
||
debug_rows.append(f"Row {y}: Mean={row_mean:.1f}, Std={row_std:.1f} -> Type={r_type}")
|
||
|
||
if debug_rows:
|
||
logger.info("行特征采样 (调试用):\n" + "\n".join(debug_rows))
|
||
|
||
# 2. 聚合连续的 Content 区域 (Type 0 or Type 2 sandwiched by Type 0)
|
||
# 实际上，卡片是由 Divider 分隔开的区域。
|
||
# 我们寻找两个 Divider 之间的区域，且该区域必须包含 Content (Type 0)。
|
||
|
||
segments = []
|
||
|
||
# 简化状态机：
|
||
# 寻找非 Divider 的连续段
|
||
in_segment = False
|
||
seg_start = -1
|
||
has_content = False
|
||
|
||
raw_blocks = []
|
||
|
||
for y, r_type in enumerate(row_types):
|
||
if r_type != 1: # Not Divider
|
||
if not in_segment:
|
||
in_segment = True
|
||
seg_start = y
|
||
has_content = False
|
||
|
||
if r_type == 0:
|
||
has_content = True
|
||
else: # Is Divider
|
||
if in_segment:
|
||
# 结束一段
|
||
if has_content: # 只有包含内容的段才算
|
||
raw_blocks.append((seg_start, y))
|
||
in_segment = False
|
||
|
||
# 处理最后一段
|
||
if in_segment and has_content:
|
||
raw_blocks.append((seg_start, len(row_types)))
|
||
|
||
# 3. 过滤和后处理
|
||
# 合并距离很近的块？或者过滤太小的块
|
||
base_name = os.path.splitext(os.path.basename(image_path))[0]
|
||
|
||
valid_segments = []
|
||
logger.info(f"Initial raw blocks count: {len(raw_blocks)}")
|
||
|
||
for i, (y1, y2) in enumerate(raw_blocks):
|
||
h = y2 - y1
|
||
# 过滤太小的块 (可能是杂噪或单纯的文字行)
|
||
if h < 50:
|
||
# logger.debug(f"Block {i} too small: {h}")
|
||
continue
|
||
# 过滤太大的块 (可能是全屏错误)
|
||
if h > 1000:
|
||
continue
|
||
|
||
# 再次确认内部是否有足够的“暗像素”（内容）
|
||
# 避免切出纯白的空隙
|
||
region = img_data[y1:y2]
|
||
region_mean = np.mean(region)
|
||
if region_mean > 254.5: # 整体太白 (放宽阈值，避免误杀大面积白色的卡片)
|
||
logger.info(f" [-] 忽略区域 {i}: Y({y1}-{y2}), H={h}, 整体太白 (Mean={region_mean:.1f} > 254.5)")
|
||
continue
|
||
|
||
# --- 优化：边缘背景检查与宽度裁剪 (Margin Check & Crop) ---
|
||
# 不再直接拒绝白边，而是尝试计算内容的有效宽度
|
||
# 假设：有效内容行的方差较高，或者亮度显著不同于背景
|
||
|
||
# 简单策略：保留全宽，但增加高度限制
|
||
if h < 60: # 稍微降低阈值以测试
|
||
logger.info(f" [-] 忽略区域 {i}: Y({y1}-{y2}), H={h}, 高度不足 (<60)")
|
||
continue
|
||
|
||
# 计算左右边距的平均亮度，辅助判断（仅记录日志，不强行过滤）
|
||
margin_w = max(5, int(width * 0.05))
|
||
l_margin = img_data[y1:y2, 0:margin_w]
|
||
r_margin = img_data[y1:y2, width - margin_w:width]
|
||
l_mean = np.mean(l_margin)
|
||
r_mean = np.mean(r_margin)
|
||
|
||
# 如果是全宽卡片，左右边缘可能是白色的。
|
||
# 之前的逻辑: if l_mean > 252 or r_mean > 252: continue (导致漏检)
|
||
# 现在移除该逻辑。
|
||
|
||
# --- 新增：自动裁剪水平宽度 (Auto Horizontal Crop) ---
|
||
# 尝试找到内容的左右边界 (基于列的方差或亮度差异)
|
||
x1, x2 = 0, width
|
||
|
||
# 从左向右扫描
|
||
for x in range(0, int(width * 0.4), 2):
|
||
col = img_data[y1:y2, x]
|
||
# 如果这一列不是纯色背景 (std > 5) 或者明显比背景暗 (mean < 245)
|
||
if np.std(col) > 5 or np.mean(col) < 245:
|
||
x1 = x
|
||
break
|
||
|
||
# 从右向左扫描
|
||
for x in range(width - 1, int(width * 0.6), -2):
|
||
col = img_data[y1:y2, x]
|
||
if np.std(col) > 5 or np.mean(col) < 245:
|
||
x2 = x + 1
|
||
break
|
||
|
||
# 增加一点 padding
|
||
x1 = max(0, x1 - 10)
|
||
x2 = min(width, x2 + 10)
|
||
|
||
# 如果裁剪后宽度太小，可能不是有效卡片
|
||
if (x2 - x1) < width * 0.5:
|
||
logger.info(f" [-] 忽略区域 {i}: 裁剪后宽度过小 ({x2 - x1})")
|
||
continue
|
||
|
||
# 保存
|
||
patch = img.crop((x1, y1, x2, y2))
|
||
patch_name = f"{base_name}_p{i}_{y1}.jpg"
|
||
patch_path = os.path.join(output_dir, patch_name)
|
||
patch.save(patch_path)
|
||
|
||
center_y = (y1 + y2) // 2
|
||
valid_segments.append({
|
||
"patch_path": os.path.abspath(patch_path),
|
||
"center_x": (x1 + x2) // 2,
|
||
"center_y": center_y,
|
||
"y_range": (y1, y2)
|
||
})
|
||
logger.info(
|
||
f" [+] 发现卡片 {i}: Y({y1}-{y2}), H={h}, Crop X({x1}-{x2}), 边缘(L={l_mean:.1f}, R={r_mean:.1f}), 已保存")
|
||
|
||
logger.info(f"分析完成：识别到 {len(valid_segments)} 个区域")
|
||
return valid_segments
|
||
|
||
except Exception as e:
|
||
logger.error(f"图形学切片失败: {e}", exc_info=True)
|
||
return []
|
||
|
||
@staticmethod
|
||
async def recognize_card_with_vl(patch_url):
|
||
"""
|
||
对切片进行小图 VL 识别，提取场站详细信息
|
||
"""
|
||
resp = await ReadImageKit._client.chat.completions.create(
|
||
model=VL_MODEL_NAME,
|
||
messages=[
|
||
{
|
||
"role": "user",
|
||
"content": [
|
||
{
|
||
"type": "text",
|
||
"text": (
|
||
"你是一个专业的充电桩信息提取助手。请识别图片中充电站卡片的核心信息。\n"
|
||
"注意以下识别规则：\n"
|
||
"1. **场站名称 (station_name)**: 场站名称通常位于卡片的第一行，字体较大且加粗。严禁提取'距离优先'、'空闲较多'、'价格最低'等筛选标签。严禁将卡片中间的长段描述信息识别为名称。\n"
|
||
"2. **价格 (price)**: 提取数字部分，通常以'元/度'结尾。\n"
|
||
"3. **桩数 (piles)**: 识别所有类型的充电桩。请提取'快'、'慢'或'超'字样及其对应的'空闲/总数'（如 '快 4/4'）。\n"
|
||
" - 如果图中只显示数字（如 '34/42'）而没有明确标明类型，请统一识别为 `type: \"慢\"`。\n"
|
||
" - 必须以列表形式输出所有识别到的类型。\n"
|
||
"请以 JSON 格式输出：\n"
|
||
"{\"station_name\": \"场站名称\", \"price\": \"价格\", \"piles\": [{\"type\": \"快\", \"free\": 4, \"total\": 4}]}\n"
|
||
"只输出 JSON，不要有任何解释文字。"
|
||
)
|
||
},
|
||
{"type": "image_url", "image_url": {"url": patch_url}}
|
||
]
|
||
}
|
||
],
|
||
max_tokens=200
|
||
)
|
||
content = resp.choices[0].message.content.strip()
|
||
# 尝试解析 JSON
|
||
try:
|
||
import json
|
||
import re
|
||
json_match = re.search(r'\{.*\}', content, re.DOTALL)
|
||
if json_match:
|
||
return json.loads(json_match.group())
|
||
except Exception:
|
||
logger.warning(f"VL 结果解析 JSON 失败: {content}")
|
||
|
||
return {"station_name": "未知"}
|
||
|
||
@staticmethod
|
||
async def detect_ad(image_url_or_path: str, device_info: dict = None) -> dict:
|
||
"""
|
||
检测图片中是否存在广告弹窗，并定位关闭按钮坐标
|
||
|
||
参数：
|
||
image_url_or_path: 图片地址或本地路径
|
||
device_info: 设备信息
|
||
|
||
返回：
|
||
{
|
||
"has_ad": bool,
|
||
"uia_center_x": int|None,
|
||
"uia_center_y": int|None
|
||
}
|
||
"""
|
||
if device_info is None:
|
||
logger.warning("未提供动态设备信息，使用通用回退配置。")
|
||
device_info = ReadImageKit._FALLBACK_DEVICE_INFO
|
||
|
||
if os.path.exists(image_url_or_path):
|
||
with open(image_url_or_path, "rb") as f:
|
||
encoded = base64.b64encode(f.read()).decode("utf-8")
|
||
img_input = {"url": f"data:image/jpeg;base64,{encoded}"}
|
||
else:
|
||
img_input = {"url": image_url_or_path}
|
||
|
||
prompt = (
|
||
"分析图片中是否存在覆盖在主界面上的广告弹窗（Popup Ad）。"
|
||
"如果存在，请找到关闭该弹窗的按钮（通常是一个带有 'X' 的图标，可能在弹窗的右上角、右下角 or 正下方）。"
|
||
"仅输出JSON对象（不含任何说明文字），包含以下字段："
|
||
"1. has_ad: 布尔值，是否存在广告弹窗；"
|
||
"2. close_button_bounds: 关闭按钮的像素坐标或归一化坐标(0-1000) {x1,y1,x2,y2}。如果不存在广告则为 null。"
|
||
"注意：只需识别最明显的那个关闭按钮。严格返回纯JSON。"
|
||
)
|
||
|
||
resp = await ReadImageKit._client.chat.completions.create(
|
||
model=VL_MODEL_NAME_AD, # 使用更强的视觉模型
|
||
timeout=30,
|
||
messages=[
|
||
{
|
||
"role": "user",
|
||
"content": [
|
||
{
|
||
"type": "image_url",
|
||
"image_url": img_input,
|
||
},
|
||
{"type": "text", "text": json.dumps(device_info, ensure_ascii=False)},
|
||
{"type": "text", "text": prompt},
|
||
],
|
||
},
|
||
],
|
||
)
|
||
|
||
content = resp.choices[0].message.content or ""
|
||
raw = ReadImageKit._extract_json(content)
|
||
|
||
try:
|
||
data = json.loads(raw)
|
||
has_ad = data.get("has_ad", False)
|
||
if has_ad and data.get("close_button_bounds"):
|
||
# 使用现有的辅助方法转换坐标
|
||
temp_obj = {"bounds": data.get("close_button_bounds")}
|
||
ReadImageKit._add_click_point(temp_obj, device_info)
|
||
return {
|
||
"has_ad": True,
|
||
"uia_center_x": temp_obj.get("uia_center_x"),
|
||
"uia_center_y": temp_obj.get("uia_center_y")
|
||
}
|
||
return {"has_ad": False, "uia_center_x": None, "uia_center_y": None}
|
||
except Exception as e:
|
||
logger.error(f"Error parsing ad detection JSON: {e}")
|
||
return {"has_ad": False, "uia_center_x": None, "uia_center_y": None}
|
||
|
||
@staticmethod
|
||
async def _download_as_base64(url: str) -> str:
|
||
"""Helper to download image and convert to base64 for VL model fallback"""
|
||
try:
|
||
async with aiohttp.ClientSession() as session:
|
||
async with session.get(url) as resp:
|
||
if resp.status != 200:
|
||
return None
|
||
content = await resp.read()
|
||
if not content:
|
||
return None
|
||
return base64.b64encode(content).decode('utf-8')
|
||
except Exception as e:
|
||
logger.error(f"Failed to download image for base64 conversion: {e}")
|
||
return None
|
||
|
||
@staticmethod
|
||
async def get_image_md5(image_url_or_path: str) -> str:
|
||
"""
|
||
计算图片的 MD5（用于内容去重），支持 URL 或 本地路径
|
||
"""
|
||
if not image_url_or_path:
|
||
return ""
|
||
|
||
# 如果是本地文件
|
||
if os.path.exists(image_url_or_path):
|
||
from Apps.XinDianTu.Kit import get_file_md5
|
||
return get_file_md5(image_url_or_path)
|
||
|
||
# 如果是 URL
|
||
try:
|
||
async with aiohttp.ClientSession() as session:
|
||
async with session.get(image_url_or_path, timeout=10) as resp:
|
||
if resp.status != 200:
|
||
return ""
|
||
content = await resp.read()
|
||
return hashlib.md5(content).hexdigest()
|
||
except Exception as e:
|
||
logger.error(f"MD5 获取失败 ({image_url_or_path}): {e}")
|
||
return ""
|
||
|
||
@staticmethod
|
||
async def parse_price_schedule(station_name: str, image_url_or_path: str, device_info: dict = None) -> list:
|
||
"""
|
||
解析价格时段表，支持 URL 或 本地路径
|
||
"""
|
||
if device_info is None:
|
||
logger.warning("未提供动态设备信息，使用通用回退配置。")
|
||
device_info = ReadImageKit._FALLBACK_DEVICE_INFO
|
||
|
||
# 处理图片输入 (URL or Local Path)
|
||
if os.path.exists(image_url_or_path):
|
||
with open(image_url_or_path, "rb") as f:
|
||
encoded = base64.b64encode(f.read()).decode("utf-8")
|
||
img_input = {"url": f"data:image/jpeg;base64,{encoded}"}
|
||
else:
|
||
img_input = {"url": image_url_or_path}
|
||
|
||
# 视觉解析提示词
|
||
prompt = (
|
||
"仅输出JSON数组（不含任何说明文字）。识别图片中所有时段的价格信息，返回每一行："
|
||
"1) start: 开始时间（HH:MM），2) end: 结束时间（HH:MM），"
|
||
"3) price_kwh: 价格（元/度，站点价或总价），"
|
||
"4) electric_fee_kwh: 电费（元/度），"
|
||
"5) service_fee_kwh: 服务费（元/度）。"
|
||
"所有数值以数字返回，例如 1.1800。若缺失某项则填 null。严格返回纯JSON数组。"
|
||
"注意：如果某行价格信息为空或表示同上，请尝试复用上一行的价格信息。"
|
||
)
|
||
|
||
try:
|
||
resp = await ReadImageKit._client.chat.completions.create(
|
||
model=VL_MODEL_NAME,
|
||
timeout=30,
|
||
messages=[
|
||
{
|
||
"role": "user",
|
||
"content": [
|
||
{"type": "image_url", "image_url": img_input},
|
||
{"type": "text", "text": json.dumps(device_info, ensure_ascii=False)},
|
||
{"type": "text", "text": prompt},
|
||
],
|
||
},
|
||
],
|
||
)
|
||
content = resp.choices[0].message.content or ""
|
||
raw = ReadImageKit._extract_json(content)
|
||
return json.loads(raw)
|
||
except Exception as e:
|
||
logger.error(f"解析价格失败 ({station_name}): {e}")
|
||
return []
|
||
|
||
@staticmethod
|
||
async def parse_address(station_name: str, image_url_or_path: str, device_info: dict = None) -> dict:
|
||
"""
|
||
解析地址信息，支持 URL 或 本地路径
|
||
"""
|
||
if device_info is None:
|
||
logger.warning("未提供动态设备信息，使用通用回退配置。")
|
||
device_info = ReadImageKit._FALLBACK_DEVICE_INFO
|
||
|
||
# 处理图片输入 (URL or Local Path)
|
||
if os.path.exists(image_url_or_path):
|
||
with open(image_url_or_path, "rb") as f:
|
||
encoded = base64.b64encode(f.read()).decode("utf-8")
|
||
img_input = {"url": f"data:image/jpeg;base64,{encoded}"}
|
||
else:
|
||
img_input = {"url": image_url_or_path}
|
||
|
||
# 寻找按钮坐标任务
|
||
button_task = asyncio.create_task(ReadImageKit.find_all_time_button_coordinate(image_url_or_path, device_info))
|
||
|
||
prompt = (
|
||
"仅输出JSON对象（不含任何说明文字）。"
|
||
"任务1：识别图片中充电站的完整名称（full_station_name）。"
|
||
f"提示：列表中看到的名称可能是截断的（例如“{station_name}”），请在图片上方找到最匹配的完整名称。"
|
||
"任务2：识别充电站的详细地址（address）。"
|
||
"寻找规则：地址通常紧跟在场站名称下方，或者在‘距离’图标（定位小图表）附近，或者在带有‘导航’按钮的同一行。"
|
||
"返回包含 full_station_name 和 address 字段的JSON对象，例如 {\"full_station_name\": \"完整名称\", \"address\": \"详细地址\"}。"
|
||
"如果找不到，对应字段返回空字符串。"
|
||
"严格返回纯JSON格式。"
|
||
)
|
||
|
||
result = {}
|
||
try:
|
||
resp = await ReadImageKit._client.chat.completions.create(
|
||
model=VL_MODEL_NAME,
|
||
timeout=30,
|
||
messages=[
|
||
{
|
||
"role": "user",
|
||
"content": [
|
||
{"type": "image_url", "image_url": img_input},
|
||
{"type": "text", "text": json.dumps(device_info, ensure_ascii=False)},
|
||
{"type": "text", "text": prompt},
|
||
],
|
||
},
|
||
],
|
||
)
|
||
content = resp.choices[0].message.content or ""
|
||
raw = ReadImageKit._extract_json(content)
|
||
result = json.loads(raw)
|
||
except Exception as e:
|
||
logger.error(f"解析地址失败 ({station_name}): {e}")
|
||
|
||
# 合并按钮坐标
|
||
try:
|
||
button_result = await button_task
|
||
if button_result:
|
||
result.update(button_result)
|
||
except Exception as e:
|
||
logger.error(f"按钮坐标获取失败: {e}")
|
||
|
||
return result
|
||
|
||
@staticmethod
|
||
async def parse_price_schedule_multi(station_name: str, image_urls_or_paths: list, device_info: dict = None) -> list:
|
||
"""
|
||
多图解析并去重合并
|
||
"""
|
||
if not image_urls_or_paths:
|
||
return []
|
||
|
||
# MD5 去重
|
||
md5_to_img = {}
|
||
for img in image_urls_or_paths:
|
||
m = await ReadImageKit.get_image_md5(img)
|
||
if m and m not in md5_to_img:
|
||
md5_to_img[m] = img
|
||
|
||
unique_imgs = list(md5_to_img.values())
|
||
combined = []
|
||
for img in unique_imgs:
|
||
rows = await ReadImageKit.parse_price_schedule(station_name, img, device_info=device_info)
|
||
if rows:
|
||
combined.extend(rows)
|
||
return combined
|
||
|
||
@staticmethod
|
||
def hourly_full_day(rows: list) -> list:
|
||
"""
|
||
将时段列表规整为全天24个整点小时段
|
||
|
||
参数：
|
||
rows: 原始时段列表（可来自多图合并）
|
||
|
||
返回：
|
||
固定24条记录（00:00-01:00 到 23:00-24:00），
|
||
若某小时未被任何时段覆盖，则费用为 None
|
||
说明：
|
||
- 选择覆盖该小时段的时段（若多个，则选择重叠时间最长的一个）
|
||
- 保证返回结构完整，便于后续消费端显示或补全
|
||
"""
|
||
# 预处理：转换为分钟区间
|
||
intervals = []
|
||
for r in rows:
|
||
s = ReadImageKit._to_minutes(r.get("start"))
|
||
e = ReadImageKit._to_minutes(r.get("end"))
|
||
if e <= s:
|
||
continue
|
||
s = max(0, s)
|
||
e = min(1440, e)
|
||
intervals.append({
|
||
"s": s, "e": e,
|
||
"price_kwh": r.get("price_kwh"),
|
||
"electric_fee_kwh": r.get("electric_fee_kwh"),
|
||
"service_fee_kwh": r.get("service_fee_kwh"),
|
||
})
|
||
intervals.sort(key=lambda x: (x["s"], x["e"]))
|
||
|
||
result = []
|
||
for h in range(24):
|
||
hs = h * 60
|
||
he = (h + 1) * 60
|
||
best = None
|
||
best_overlap = 0
|
||
for it in intervals:
|
||
overlap = max(0, min(he, it["e"]) - max(hs, it["s"]))
|
||
if overlap > best_overlap:
|
||
best_overlap = overlap
|
||
best = it
|
||
result.append({
|
||
"start": ReadImageKit._fmt(hs),
|
||
"end": ReadImageKit._fmt(he),
|
||
"price_kwh": best["price_kwh"] if best else None,
|
||
"electric_fee_kwh": best["electric_fee_kwh"] if best else None,
|
||
"service_fee_kwh": best["service_fee_kwh"] if best else None,
|
||
})
|
||
return result
|
||
|
||
|
||
async def test1():
|
||
# 测试新电途第一层结构的读取
|
||
url = "https://dsideal.obs.cn-north-1.myhuaweicloud.com/HuangHai/Temp/8fd79c68-fec6-4ca7-8d8e-fbff3c6862c8.jpg"
|
||
print(f"Testing First Level with URL: {url}")
|
||
result = await ReadImageKit.parse_first_level_image_url(url)
|
||
print("First Level Result:")
|
||
print(json.dumps(result, ensure_ascii=False, indent=2))
|
||
|
||
|
||
async def test2(station_name: str):
|
||
# 测试新电途第二层结构的读取
|
||
url = "https://dsideal.obs.myhuaweicloud.com/HuangHai/Temp/SecondPage.jpg"
|
||
print(f"Testing address extraction from: {url}")
|
||
result = await ReadImageKit.parse_address(station_name, url)
|
||
result["station_name"] = station_name
|
||
print("Address result:")
|
||
print(json.dumps(result, ensure_ascii=False, indent=2))
|
||
|
||
|
||
async def test3(station_name: str):
|
||
# 测试新电途价格表图片的解析
|
||
samples = [
|
||
"https://dsideal.obs.cn-north-1.myhuaweicloud.com/HuangHai/Temp/XinDianTu/1.jpg",
|
||
"https://dsideal.obs.cn-north-1.myhuaweicloud.com/HuangHai/Temp/XinDianTu/2.jpg",
|
||
]
|
||
rows = await ReadImageKit.parse_price_schedule_multi(station_name, samples)
|
||
hourly = ReadImageKit.hourly_full_day(rows)
|
||
print(json.dumps(hourly, ensure_ascii=False, indent=2))
|
||
|
||
|
||
if __name__ == "__main__":
|
||
# asyncio.run(test1())
|
||
station_name = '吉林省看守所充电站'
|
||
# asyncio.run(test2(station_name))
|
||
asyncio.run(test3(station_name))
|