This commit is contained in:
HuangHai
2026-01-14 07:47:48 +08:00
parent 77f5e80857
commit b0d7afe420
7 changed files with 110 additions and 31 deletions

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@@ -15,5 +15,6 @@ WAIT_BACK_TO_LIST = 1.0
WAIT_AFTER_SCROLL = 2.5
# 坐标计算与安全防护
SAFE_EXCLUDE_RATIO = 0.15
BOTTOM_SAFE_EXCLUDE_RATIO = 0.10
SAFE_EXCLUDE_RATIO = 0.35 # 调整顶部排除比例,避开搜索、活动 Banner、快捷入口和广告位
BOTTOM_SAFE_EXCLUDE_RATIO = 0.12 # 略微增加底部排除比例,避开底部导航栏
MIN_CARD_HEIGHT = 150 # 场站卡片最小高度,防止识别不完整的卡片

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@@ -93,56 +93,72 @@ def save_image(path, img):
logger.error(f"Error saving image {path}: {e}")
return False
def detect_cards_cv(image_path, top_ratio=0.15, bottom_ratio=0.1):
def detect_cards_cv(image_path, top_ratio=0.40, bottom_ratio=0.12):
"""
使用计算机图形学 (OpenCV) 检测列表中的场站卡片
使用计算机图形学 (OpenCV) 检测列表中的场站卡片
"""
from Apps.TeLaiDian.Config.Setting import MIN_CARD_HEIGHT
img = read_image(image_path)
if img is None:
return []
h, w = img.shape[:2]
# 转换为灰度图
gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
blurred = cv2.GaussianBlur(gray, (5, 5), 0)
edges = cv2.Canny(blurred, 10, 50)
contours, _ = cv2.findContours(edges, cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE)
cards = []
min_card_width = int(w * 0.8)
min_card_height = 150
# 限制检测范围
top_limit = int(h * top_ratio)
bottom_limit = int(h * (1 - bottom_ratio))
valid_contours = []
# 使用自适应阈值
thresh = cv2.adaptiveThreshold(gray, 255, cv2.ADAPTIVE_THRESH_GAUSSIAN_C, cv2.THRESH_BINARY_INV, 11, 2)
# 闭运算:连接断开的边缘
kernel = cv2.getStructuringElement(cv2.MORPH_RECT, (w // 2, 1))
closed = cv2.morphologyEx(thresh, cv2.MORPH_CLOSE, kernel)
# 寻找轮廓
contours, _ = cv2.findContours(closed, cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE)
cards = []
min_card_width = int(w * 0.7)
temp_boxes = []
for cnt in contours:
x, y, cw, ch = cv2.boundingRect(cnt)
# 增加最小高度验证 MIN_CARD_HEIGHT
if (cw > min_card_width and
ch > min_card_height and
ch > MIN_CARD_HEIGHT and
y > top_limit and
y + ch < bottom_limit):
center_y = y + ch // 2
is_duplicate = False
for vx, vy, vcw, vch in valid_contours:
v_center_y = vy + vch // 2
if abs(center_y - v_center_y) < 50:
is_duplicate = True
break
temp_boxes.append((x, y, cw, ch))
if not is_duplicate:
valid_contours.append((x, y, cw, ch))
padding = 5
cards.append([
max(0, x + padding),
max(0, y + padding),
max(0, x + cw - padding),
max(0, y + ch - padding)
])
# 按 Y 轴排序
temp_boxes.sort(key=lambda b: b[1])
cards.sort(key=lambda c: c[1])
# 再次过滤和去重
for i, box in enumerate(temp_boxes):
x, y, cw, ch = box
# 检查是否与已有的框重叠
is_duplicate = False
for v in cards:
if abs(y - v[1]) < 100: # 增加去重间距
is_duplicate = True
break
if not is_duplicate:
padding = 2
cards.append([
max(0, x + padding),
max(top_limit, y + padding),
min(w, x + cw - padding),
min(bottom_limit, y + ch - padding)
])
return cards
def draw_rectangles(image_path, points, output_path=None):

63
Apps/TeLaiDian/TestCV.py Normal file
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@@ -0,0 +1,63 @@
# coding=utf-8
import os
import sys
import cv2
import numpy as np
# 确保项目根目录在 sys.path 中
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 Apps.TeLaiDian import Kit
from Apps.TeLaiDian.Config.Setting import SAFE_EXCLUDE_RATIO, BOTTOM_SAFE_EXCLUDE_RATIO
def test_cv_detection(image_path):
print(f"开始测试 CV 检测: {image_path}")
if not os.path.exists(image_path):
print(f"错误: 文件不存在 {image_path}")
return
img = Kit.read_image(image_path)
h, w = img.shape[:2]
print(f"图片尺寸: {w}x{h}")
print(f"当前过滤阈值: top_limit={int(h*SAFE_EXCLUDE_RATIO)}, bottom_limit={int(h*(1-BOTTOM_SAFE_EXCLUDE_RATIO))}")
# 1. 检测卡片
bboxes = Kit.detect_cards_cv(image_path, top_ratio=SAFE_EXCLUDE_RATIO, bottom_ratio=BOTTOM_SAFE_EXCLUDE_RATIO)
print(f"检测到 {len(bboxes)} 个卡片区域")
for i, box in enumerate(bboxes):
print(f" 卡片 {i+1}: {box}")
# 2. 生成 _vl.jpg (仅绿框)
vl_path = image_path.replace(".jpg", "_vl.jpg")
img_vl = Kit.read_image(image_path)
for box in bboxes:
cv2.rectangle(img_vl, (box[0], box[1]), (box[2], box[3]), (0, 255, 0), 3)
Kit.save_image(vl_path, img_vl)
print(f"已生成 VLM 标注图: {vl_path}")
# 3. 生成 _flag.jpg (绿框 + 点击点)
flag_path = image_path.replace(".jpg", "_flag.jpg")
img_flag = img_vl.copy()
for box in bboxes:
# 计算点击点:卡片中心
center_x = (box[0] + box[2]) // 2
center_y = (box[1] + box[3]) // 2
# 绘制红色点击点 (实心圆 + 十字)
cv2.circle(img_flag, (center_x, center_y), 15, (0, 0, 255), -1)
cv2.line(img_flag, (center_x - 30, center_y), (center_x + 30, center_y), (255, 255, 255), 3)
cv2.line(img_flag, (center_x, center_y - 30), (center_x, center_y + 30), (255, 255, 255), 3)
# 标注序号
idx = bboxes.index(box) + 1
cv2.putText(img_flag, str(idx), (box[0] + 10, box[1] + 40), cv2.FONT_HERSHEY_SIMPLEX, 1.5, (0, 0, 255), 3)
Kit.save_image(flag_path, img_flag)
print(f"已生成人工核对图: {flag_path}")
if __name__ == "__main__":
target_image = r"d:\dsWork\aiData\Output\tld_list_1768347471.jpg"
test_cv_detection(target_image)

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@@ -1 +0,0 @@
D:\anaconda3\envs\py310\python.exe