734 lines
30 KiB
Python
734 lines
30 KiB
Python
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from flask import Flask, render_template, request, redirect, url_for, flash, jsonify, send_from_directory
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import os
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import shutil
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import time
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import threading
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import json
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from datetime import datetime
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from pathlib import Path
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from flask import Flask, render_template, request, redirect, url_for, flash, jsonify
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from werkzeug.utils import secure_filename
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from config import config
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from batch_detector import BatchVideoDetector
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app = Flask(__name__)
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app.secret_key = 'road_damage_detection_system'
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app.config['MAX_CONTENT_LENGTH'] = 500 * 1024 * 1024 # 500MB max upload size
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# 确保必要的文件夹存在
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for folder in [config.INPUT_FOLDER, config.OUTPUT_FOLDER, config.LOG_FOLDER, 'models', 'static/css']:
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os.makedirs(folder, exist_ok=True)
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# 全局变量用于跟踪检测进度和状态
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detection_progress = 0
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detection_status = "idle" # idle, running, completed, error
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detection_thread = None
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current_detection_info = {}
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detection_start_time = None
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detection_results = None
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current_report_path = None
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current_video_name = ""
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total_videos = 0
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current_video_index = 0
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current_frame_count = 0
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total_frame_count = 0
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# 允许的文件扩展名
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ALLOWED_VIDEO_EXTENSIONS = {ext.lstrip('.') for ext in config.SUPPORTED_VIDEO_FORMATS}
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ALLOWED_MODEL_EXTENSIONS = {'pt', 'pth', 'weights'}
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def allowed_file(filename, allowed_extensions):
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return '.' in filename and filename.rsplit('.', 1)[1].lower() in allowed_extensions
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# 主页
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@app.route('/', methods=['GET', 'POST'])
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def index():
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global detection_thread, detection_status, detection_progress, detection_results, current_report_path, detection_start_time
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# 处理POST请求（开始检测）
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if request.method == 'POST':
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if detection_status == "running":
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flash('已有检测任务正在运行', 'warning')
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else:
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# 获取选择的模型和置信度阈值
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model_name = request.form.get('model_select')
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confidence_threshold = float(request.form.get('confidence_threshold', 0.25))
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# 检查是否有视频文件
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videos = [f for f in os.listdir(config.INPUT_FOLDER)
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if allowed_file(f, ALLOWED_VIDEO_EXTENSIONS)]
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if not videos:
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flash('输入文件夹中没有视频文件，请先上传视频', 'danger')
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elif not model_name:
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flash('请选择一个检测模型', 'danger')
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else:
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model_path = os.path.join('models', model_name)
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if not os.path.exists(model_path):
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flash(f'模型文件 {model_name} 不存在', 'danger')
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else:
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# 更新配置
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config.MODEL_PATH = model_path
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config.CONFIDENCE_THRESHOLD = confidence_threshold
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# 重置检测状态和进度
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detection_progress = 0
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detection_status = "running"
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detection_results = None
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current_report_path = None
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detection_start_time = datetime.now()
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# 启动检测线程
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detection_thread = threading.Thread(target=run_detection)
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detection_thread.daemon = True
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detection_thread.start()
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flash('检测已开始，请等待结果', 'info')
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# 获取可用的模型列表
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print(f"models文件夹路径: {os.path.abspath('models')}")
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print(f"models文件夹存在: {os.path.exists('models')}")
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if os.path.exists('models'):
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all_files = os.listdir('models')
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print(f"models文件夹中的所有文件: {all_files}")
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for f in all_files:
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print(f"检查文件 {f}: allowed_file结果 = {allowed_file(f, ALLOWED_MODEL_EXTENSIONS)}")
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models = [f for f in os.listdir('models') if allowed_file(f, ALLOWED_MODEL_EXTENSIONS)]
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print(f"找到的模型文件: {models}")
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# 获取输入文件夹中的视频文件
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videos = [f for f in os.listdir(config.INPUT_FOLDER)
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if allowed_file(f, ALLOWED_VIDEO_EXTENSIONS)]
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# 获取检测报告列表
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reports = []
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if os.path.exists(config.OUTPUT_FOLDER):
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for report_file in os.listdir(config.OUTPUT_FOLDER):
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if report_file.startswith('batch_detection_report_') and report_file.endswith('.json'):
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report_path = os.path.join(config.OUTPUT_FOLDER, report_file)
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try:
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with open(report_path, 'r', encoding='utf-8') as f:
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report_data = json.load(f)
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reports.append({
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'id': report_file,
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'timestamp': report_data.get('timestamp', '未知'),
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'video_count': report_data.get('statistics', {}).get('processed_videos', 0),
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'total_frames': report_data.get('statistics', {}).get('total_frames', 0),
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'detected_frames': report_data.get('statistics', {}).get('detected_frames', 0)
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})
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except Exception as e:
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print(f"Error loading report {report_path}: {e}")
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# 按时间戳排序，最新的在前面
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reports.sort(key=lambda x: x['timestamp'], reverse=True)
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return render_template('index.html',
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models=models,
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videos=videos,
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reports=reports,
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detection_status=detection_status,
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detection_progress=detection_progress,
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detection_in_progress=(detection_status == "running"),
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confidence_threshold=config.CONFIDENCE_THRESHOLD,
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config=config)
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# 上传模型
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@app.route('/upload_model', methods=['POST'])
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def upload_model():
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if 'model_file' not in request.files:
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flash('没有选择文件', 'danger')
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return redirect(url_for('index'))
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file = request.files['model_file']
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if file.filename == '':
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flash('没有选择文件', 'danger')
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return redirect(url_for('index'))
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if file and allowed_file(file.filename, ALLOWED_MODEL_EXTENSIONS):
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filename = secure_filename(file.filename)
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model_path = os.path.join('models', filename)
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file.save(model_path)
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# 立即检测模型信息并缓存
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try:
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print(f"正在分析上传的模型: {filename}")
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from ultralytics import YOLO
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model = YOLO(model_path)
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# 保存模型信息到JSON文件
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model_info = {
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'filename': filename,
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'upload_time': datetime.now().isoformat(),
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'classes': dict(model.names) if hasattr(model, 'names') else {},
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'class_count': len(model.names) if hasattr(model, 'names') else 0,
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'model_type': 'YOLO',
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'analyzed': True
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}
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# 创建模型信息文件
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info_path = os.path.join('models', f"{os.path.splitext(filename)[0]}_info.json")
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with open(info_path, 'w', encoding='utf-8') as f:
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import json
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json.dump(model_info, f, ensure_ascii=False, indent=2)
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# 显示模型分析结果
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if hasattr(model, 'names'):
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scene_types = list(model.names.values())
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flash(f'模型 {filename} 上传成功！检测到 {len(scene_types)} 种场景类型: {", ".join(scene_types)}', 'success')
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else:
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flash(f'模型 {filename} 上传成功！', 'success')
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except Exception as e:
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print(f"模型分析失败: {e}")
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flash(f'模型 {filename} 上传成功，但分析模型信息时出错: {str(e)}', 'warning')
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else:
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flash('不支持的文件类型', 'danger')
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return redirect(url_for('index'))
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# 获取模型列表
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@app.route('/get_models', methods=['GET'])
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def get_models():
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models = []
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model_files = [f for f in os.listdir('models') if allowed_file(f, ALLOWED_MODEL_EXTENSIONS)]
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for model_file in model_files:
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model_info = {
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'filename': model_file,
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'analyzed': False,
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'classes': {},
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'class_count': 0,
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'scene_types': []
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}
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# 尝试读取模型信息文件
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info_path = os.path.join('models', f"{os.path.splitext(model_file)[0]}_info.json")
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if os.path.exists(info_path):
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try:
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with open(info_path, 'r', encoding='utf-8') as f:
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import json
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cached_info = json.load(f)
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model_info.update(cached_info)
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model_info['scene_types'] = list(cached_info.get('classes', {}).values())
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except Exception as e:
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print(f"读取模型信息文件失败: {e}")
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models.append(model_info)
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return jsonify(models)
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# 删除模型
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@app.route('/delete_model/<filename>', methods=['POST'])
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def delete_model(filename):
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try:
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model_path = os.path.join('models', filename)
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info_path = os.path.join('models', f"{os.path.splitext(filename)[0]}_info.json")
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deleted_files = []
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if os.path.exists(model_path):
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os.remove(model_path)
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deleted_files.append('模型文件')
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# 同时删除模型信息文件
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if os.path.exists(info_path):
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os.remove(info_path)
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deleted_files.append('信息文件')
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if deleted_files:
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flash(f'模型 {filename} 及其{"、".join(deleted_files)}已删除', 'success')
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else:
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flash(f'模型 {filename} 不存在', 'warning')
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except Exception as e:
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flash(f'删除模型时出错: {str(e)}', 'danger')
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return redirect(url_for('index'))
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# 上传视频
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@app.route('/upload_video', methods=['POST'])
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def upload_video():
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if 'video_files[]' not in request.files:
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flash('没有选择文件', 'danger')
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return redirect(url_for('index'))
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files = request.files.getlist('video_files[]')
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if not files or files[0].filename == '':
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flash('没有选择文件', 'danger')
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return redirect(url_for('index'))
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success_count = 0
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error_count = 0
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for file in files:
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if file and allowed_file(file.filename, ALLOWED_VIDEO_EXTENSIONS):
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filename = secure_filename(file.filename)
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file.save(os.path.join(config.INPUT_FOLDER, filename))
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success_count += 1
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else:
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error_count += 1
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if success_count > 0:
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flash(f'成功上传 {success_count} 个视频文件', 'success')
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if error_count > 0:
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flash(f'{error_count} 个文件上传失败（不支持的文件类型）', 'warning')
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return redirect(url_for('index'))
|
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|||
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# 获取视频列表
|
|||
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@app.route('/get_videos', methods=['GET'])
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def get_videos():
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videos = [f for f in os.listdir(config.INPUT_FOLDER) if allowed_file(f, ALLOWED_VIDEO_EXTENSIONS)]
|
|||
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return jsonify(videos)
|
|||
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|
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|||
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# 删除视频
|
|||
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@app.route('/delete_video/<filename>', methods=['POST'])
|
|||
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def delete_video(filename):
|
|||
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try:
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video_path = os.path.join(config.INPUT_FOLDER, filename)
|
|||
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if os.path.exists(video_path):
|
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os.remove(video_path)
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|||
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flash(f'视频 {filename} 已删除', 'success')
|
|||
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else:
|
|||
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flash(f'视频 {filename} 不存在', 'warning')
|
|||
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except Exception as e:
|
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flash(f'删除视频时出错: {str(e)}', 'danger')
|
|||
|
|
|
|||
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return redirect(url_for('index'))
|
|||
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|
|||
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# 清空输入文件夹
|
|||
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@app.route('/clear_input_folder', methods=['POST'])
|
|||
|
|
def clear_input_folder():
|
|||
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try:
|
|||
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for filename in os.listdir(config.INPUT_FOLDER):
|
|||
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file_path = os.path.join(config.INPUT_FOLDER, filename)
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if os.path.isfile(file_path):
|
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os.unlink(file_path)
|
|||
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flash('输入文件夹已清空', 'success')
|
|||
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except Exception as e:
|
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flash(f'清空文件夹时出错: {str(e)}', 'danger')
|
|||
|
|
|
|||
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return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
# 开始检测
|
|||
|
|
@app.route('/start_detection', methods=['POST'])
|
|||
|
|
def start_detection():
|
|||
|
|
global detection_thread, detection_status, detection_progress, detection_results, current_report_path, detection_start_time
|
|||
|
|
|
|||
|
|
print("收到检测请求")
|
|||
|
|
print(f"当前检测状态: {detection_status}")
|
|||
|
|
|
|||
|
|
if detection_status == "running":
|
|||
|
|
flash('已有检测任务正在运行', 'warning')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
# 获取选择的模型和置信度阈值
|
|||
|
|
model_name = request.form.get('model_select')
|
|||
|
|
confidence_threshold = float(request.form.get('confidence_threshold', 0.25))
|
|||
|
|
|
|||
|
|
print(f"接收到的模型名称: {model_name}")
|
|||
|
|
print(f"接收到的置信度阈值: {confidence_threshold}")
|
|||
|
|
|
|||
|
|
# 检查是否有视频文件
|
|||
|
|
videos = [f for f in os.listdir(config.INPUT_FOLDER)
|
|||
|
|
if allowed_file(f, ALLOWED_VIDEO_EXTENSIONS)]
|
|||
|
|
if not videos:
|
|||
|
|
flash('输入文件夹中没有视频文件，请先上传视频', 'danger')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
# 检查模型文件是否存在
|
|||
|
|
if not model_name:
|
|||
|
|
flash('请选择一个检测模型', 'danger')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
model_path = os.path.join('models', model_name)
|
|||
|
|
if not os.path.exists(model_path):
|
|||
|
|
flash(f'模型文件 {model_name} 不存在', 'danger')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
# 更新配置
|
|||
|
|
config.MODEL_PATH = model_path
|
|||
|
|
config.CONFIDENCE_THRESHOLD = confidence_threshold
|
|||
|
|
|
|||
|
|
# 重置检测状态和进度
|
|||
|
|
detection_progress = 0
|
|||
|
|
detection_status = "running"
|
|||
|
|
detection_results = None
|
|||
|
|
current_report_path = None
|
|||
|
|
detection_start_time = datetime.now()
|
|||
|
|
|
|||
|
|
# 重置进度相关变量
|
|||
|
|
global current_video_name, total_videos, current_video_index, current_frame_count, total_frame_count
|
|||
|
|
current_video_name = ""
|
|||
|
|
total_videos = len(videos)
|
|||
|
|
current_video_index = 0
|
|||
|
|
current_frame_count = 0
|
|||
|
|
total_frame_count = 0
|
|||
|
|
|
|||
|
|
# 启动检测线程
|
|||
|
|
detection_thread = threading.Thread(target=run_detection)
|
|||
|
|
detection_thread.daemon = True
|
|||
|
|
detection_thread.start()
|
|||
|
|
|
|||
|
|
flash('检测已开始，请等待结果', 'info')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
# 检测线程函数
|
|||
|
|
def run_detection():
|
|||
|
|
global detection_progress, detection_status, detection_results, current_report_path, current_video_name, current_video_index, current_frame_count
|
|||
|
|
|
|||
|
|
try:
|
|||
|
|
print(f"开始检测，模型路径: {config.MODEL_PATH}")
|
|||
|
|
print(f"置信度阈值: {config.CONFIDENCE_THRESHOLD}")
|
|||
|
|
print(f"输入文件夹: {config.INPUT_FOLDER}")
|
|||
|
|
|
|||
|
|
# 获取视频列表
|
|||
|
|
videos = [f for f in os.listdir(config.INPUT_FOLDER)
|
|||
|
|
if any(f.endswith(ext) for ext in config.SUPPORTED_VIDEO_FORMATS)]
|
|||
|
|
print(f"找到视频文件: {videos}")
|
|||
|
|
|
|||
|
|
# 创建检测报告基本信息
|
|||
|
|
timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
|
|||
|
|
|
|||
|
|
# 创建检测器实例
|
|||
|
|
print("正在创建检测器实例...")
|
|||
|
|
detector = BatchVideoDetector(
|
|||
|
|
model_path=config.MODEL_PATH,
|
|||
|
|
confidence=config.CONFIDENCE_THRESHOLD
|
|||
|
|
)
|
|||
|
|
print("检测器实例创建成功")
|
|||
|
|
|
|||
|
|
# 显示模型检测能力信息
|
|||
|
|
print("\n=== 网页端模型检测分析 ===")
|
|||
|
|
if hasattr(detector.model, 'names'):
|
|||
|
|
model_classes = list(detector.model.names.values())
|
|||
|
|
print(f"当前模型可检测场景: {model_classes}")
|
|||
|
|
print(f"使用的置信度阈值: {config.CONFIDENCE_THRESHOLD}")
|
|||
|
|
print("=" * 40)
|
|||
|
|
|
|||
|
|
# 设置进度回调
|
|||
|
|
def progress_callback(status, progress, video_name=None, video_index=None, frame_count=None):
|
|||
|
|
global detection_status, detection_progress, current_video_name, current_video_index, current_frame_count
|
|||
|
|
detection_status = status
|
|||
|
|
detection_progress = progress
|
|||
|
|
|
|||
|
|
# 更新详细进度信息
|
|||
|
|
if video_name:
|
|||
|
|
current_video_name = video_name
|
|||
|
|
if video_index is not None:
|
|||
|
|
current_video_index = video_index
|
|||
|
|
if frame_count is not None:
|
|||
|
|
current_frame_count = frame_count
|
|||
|
|
|
|||
|
|
print(f"进度更新: {status} - {progress}%")
|
|||
|
|
if video_name:
|
|||
|
|
print(f"当前视频: {video_name} ({video_index}/{total_videos})")
|
|||
|
|
if frame_count is not None:
|
|||
|
|
print(f"已处理帧数: {frame_count}")
|
|||
|
|
|
|||
|
|
detector.set_progress_callback(progress_callback)
|
|||
|
|
|
|||
|
|
# 执行检测
|
|||
|
|
detection_status = "开始检测视频..."
|
|||
|
|
report_path = detector.process_all_videos(config.INPUT_FOLDER, config.OUTPUT_FOLDER)
|
|||
|
|
|
|||
|
|
# 读取检测结果
|
|||
|
|
if report_path and os.path.exists(report_path):
|
|||
|
|
with open(report_path, 'r', encoding='utf-8') as f:
|
|||
|
|
detection_results = json.load(f)
|
|||
|
|
|
|||
|
|
current_report_path = report_path
|
|||
|
|
detection_status = "检测完成"
|
|||
|
|
detection_progress = 100
|
|||
|
|
else:
|
|||
|
|
detection_status = "检测完成，但未生成报告"
|
|||
|
|
detection_progress = 100
|
|||
|
|
except Exception as e:
|
|||
|
|
detection_status = f"检测失败: {str(e)}"
|
|||
|
|
print(f"检测异常: {str(e)}")
|
|||
|
|
import traceback
|
|||
|
|
traceback.print_exc()
|
|||
|
|
finally:
|
|||
|
|
# 如果状态仍为running，则更新为失败
|
|||
|
|
if detection_status == "running":
|
|||
|
|
detection_status = "失败"
|
|||
|
|
# 确保进度显示为100%
|
|||
|
|
if detection_progress < 100:
|
|||
|
|
detection_progress = 100
|
|||
|
|
|
|||
|
|
# 获取检测进度
|
|||
|
|
@app.route('/detection_progress')
|
|||
|
|
def get_detection_progress():
|
|||
|
|
# 计算检测时长
|
|||
|
|
elapsed_time = ""
|
|||
|
|
if detection_start_time and detection_status == "running":
|
|||
|
|
elapsed_seconds = (datetime.now() - detection_start_time).total_seconds()
|
|||
|
|
minutes, seconds = divmod(elapsed_seconds, 60)
|
|||
|
|
elapsed_time = f"{int(minutes)}分{int(seconds)}秒"
|
|||
|
|
|
|||
|
|
# 构建详细状态信息
|
|||
|
|
detailed_status = detection_status
|
|||
|
|
if detection_status == "running" and current_video_name:
|
|||
|
|
detailed_status = f"正在处理: {current_video_name} ({current_video_index}/{total_videos})"
|
|||
|
|
if current_frame_count > 0:
|
|||
|
|
detailed_status += f" - 已处理帧数: {current_frame_count}"
|
|||
|
|
|
|||
|
|
return jsonify({
|
|||
|
|
'in_progress': detection_status == "running",
|
|||
|
|
'progress': detection_progress,
|
|||
|
|
'status': detailed_status,
|
|||
|
|
'elapsed_time': elapsed_time,
|
|||
|
|
'current_video': current_video_name,
|
|||
|
|
'current_video_index': current_video_index,
|
|||
|
|
'total_videos': total_videos,
|
|||
|
|
'current_frame_count': current_frame_count,
|
|||
|
|
'total_frame_count': total_frame_count
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
# 查看检测报告
|
|||
|
|
@app.route('/report/<report_filename>')
|
|||
|
|
def view_report(report_filename):
|
|||
|
|
report_path = os.path.join(config.OUTPUT_FOLDER, report_filename)
|
|||
|
|
if not os.path.exists(report_path):
|
|||
|
|
flash('报告文件不存在', 'danger')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
try:
|
|||
|
|
with open(report_path, 'r', encoding='utf-8') as f:
|
|||
|
|
report_data = json.load(f)
|
|||
|
|
|
|||
|
|
# 计算检测率
|
|||
|
|
total_frames = report_data.get('statistics', {}).get('total_frames', 0)
|
|||
|
|
detected_frames = report_data.get('statistics', {}).get('detected_frames', 0)
|
|||
|
|
detection_rate = 0
|
|||
|
|
if total_frames > 0:
|
|||
|
|
detection_rate = (detected_frames / total_frames) * 100
|
|||
|
|
|
|||
|
|
# 为每个视频计算检测率
|
|||
|
|
for video in report_data.get('videos', []):
|
|||
|
|
video_total_frames = video.get('total_frames', 0)
|
|||
|
|
video_detected_frames = video.get('detected_frames', 0)
|
|||
|
|
if video_total_frames > 0:
|
|||
|
|
video['detection_rate'] = (video_detected_frames / video_total_frames) * 100
|
|||
|
|
else:
|
|||
|
|
video['detection_rate'] = 0
|
|||
|
|
|
|||
|
|
return render_template('report.html',
|
|||
|
|
report=report_data,
|
|||
|
|
report_filename=report_filename,
|
|||
|
|
detection_rate=detection_rate)
|
|||
|
|
|
|||
|
|
except Exception as e:
|
|||
|
|
flash(f'读取报告时出错: {str(e)}', 'danger')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
# 查看视频检测结果
|
|||
|
|
@app.route('/video_results/<report_filename>/<video_name>')
|
|||
|
|
def view_video_results(report_filename, video_name):
|
|||
|
|
report_path = os.path.join(config.OUTPUT_FOLDER, report_filename)
|
|||
|
|
if not os.path.exists(report_path):
|
|||
|
|
flash('报告文件不存在', 'danger')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
try:
|
|||
|
|
with open(report_path, 'r', encoding='utf-8') as f:
|
|||
|
|
report_data = json.load(f)
|
|||
|
|
|
|||
|
|
# 查找特定视频的结果
|
|||
|
|
video_data = None
|
|||
|
|
for video in report_data['videos']:
|
|||
|
|
if video['video_name'] == video_name:
|
|||
|
|
video_data = video
|
|||
|
|
break
|
|||
|
|
|
|||
|
|
if not video_data:
|
|||
|
|
flash('视频结果不存在', 'danger')
|
|||
|
|
return redirect(url_for('view_report', report_filename=report_filename))
|
|||
|
|
|
|||
|
|
# 获取检测到的帧列表
|
|||
|
|
video_output_dir = os.path.join(config.OUTPUT_FOLDER, os.path.splitext(video_name)[0])
|
|||
|
|
detected_frames = []
|
|||
|
|
|
|||
|
|
if os.path.exists(video_output_dir):
|
|||
|
|
for frame_file in os.listdir(video_output_dir):
|
|||
|
|
if frame_file.startswith('detected_') and frame_file.endswith('.jpg'):
|
|||
|
|
try:
|
|||
|
|
frame_number = int(frame_file.split('_')[1].split('.')[0])
|
|||
|
|
frame_path = os.path.join(os.path.basename(video_output_dir), frame_file)
|
|||
|
|
|
|||
|
|
# 获取对应的JSON文件以读取检测信息
|
|||
|
|
json_file = frame_file.replace('.jpg', '.json')
|
|||
|
|
json_path = os.path.join(video_output_dir, json_file)
|
|||
|
|
detections = []
|
|||
|
|
|
|||
|
|
if os.path.exists(json_path):
|
|||
|
|
with open(json_path, 'r', encoding='utf-8') as f:
|
|||
|
|
frame_data = json.load(f)
|
|||
|
|
detections = frame_data.get('detections', [])
|
|||
|
|
|
|||
|
|
detected_frames.append({
|
|||
|
|
'frame_number': frame_number,
|
|||
|
|
'filename': frame_file,
|
|||
|
|
'path': frame_path,
|
|||
|
|
'timestamp': frame_number / video_data.get('fps', 30), # 计算时间戳
|
|||
|
|
'detections': detections,
|
|||
|
|
'detection_count': len(detections)
|
|||
|
|
})
|
|||
|
|
except Exception as e:
|
|||
|
|
print(f"Error processing frame {frame_file}: {e}")
|
|||
|
|
|
|||
|
|
# 按帧号排序
|
|||
|
|
detected_frames.sort(key=lambda x: x['frame_number'])
|
|||
|
|
|
|||
|
|
# 计算检测率
|
|||
|
|
total_frames = video_data.get('total_frames', 0)
|
|||
|
|
detected_count = video_data.get('detected_frames', 0)
|
|||
|
|
detection_rate = 0
|
|||
|
|
if total_frames > 0:
|
|||
|
|
detection_rate = (detected_count / total_frames) * 100
|
|||
|
|
|
|||
|
|
# 获取时间线数据
|
|||
|
|
timeline_data = []
|
|||
|
|
for frame in detected_frames:
|
|||
|
|
timeline_data.append({
|
|||
|
|
'timestamp': frame['timestamp'],
|
|||
|
|
'frame_number': frame['frame_number'],
|
|||
|
|
'detection_count': frame['detection_count']
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
return render_template('video_results.html',
|
|||
|
|
report_filename=report_filename,
|
|||
|
|
report=report_data,
|
|||
|
|
video=video_data,
|
|||
|
|
detected_frames=detected_frames,
|
|||
|
|
detection_rate=detection_rate,
|
|||
|
|
timeline_data=json.dumps(timeline_data))
|
|||
|
|
|
|||
|
|
except Exception as e:
|
|||
|
|
flash(f'读取视频结果时出错: {str(e)}', 'danger')
|
|||
|
|
return redirect(url_for('view_report', report_filename=report_filename))
|
|||
|
|
|
|||
|
|
# 获取检测到的帧图像
|
|||
|
|
@app.route('/frame/<path:frame_path>')
|
|||
|
|
def get_frame(frame_path):
|
|||
|
|
directory, filename = os.path.split(frame_path)
|
|||
|
|
return send_from_directory(os.path.join(config.OUTPUT_FOLDER, directory), filename)
|
|||
|
|
|
|||
|
|
# 删除报告
|
|||
|
|
@app.route('/delete_report/<report_filename>', methods=['POST'])
|
|||
|
|
def delete_report(report_filename):
|
|||
|
|
report_path = os.path.join(config.OUTPUT_FOLDER, report_filename)
|
|||
|
|
if not os.path.exists(report_path):
|
|||
|
|
flash('报告文件不存在', 'danger')
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
# 读取报告以获取视频文件夹列表
|
|||
|
|
try:
|
|||
|
|
with open(report_path, 'r', encoding='utf-8') as f:
|
|||
|
|
report_data = json.load(f)
|
|||
|
|
|
|||
|
|
# 删除每个视频的输出文件夹
|
|||
|
|
for video in report_data['videos']:
|
|||
|
|
video_output_folder = os.path.join(config.OUTPUT_FOLDER, os.path.splitext(video['video_name'])[0])
|
|||
|
|
if os.path.exists(video_output_folder) and os.path.isdir(video_output_folder):
|
|||
|
|
shutil.rmtree(video_output_folder)
|
|||
|
|
|
|||
|
|
# 删除报告文件
|
|||
|
|
os.remove(report_path)
|
|||
|
|
flash(f'报告 {report_filename} 已删除', 'success')
|
|||
|
|
except Exception as e:
|
|||
|
|
flash(f'删除报告失败: {str(e)}', 'danger')
|
|||
|
|
|
|||
|
|
return redirect(url_for('index'))
|
|||
|
|
|
|||
|
|
# 添加BatchVideoDetector的进度回调方法
|
|||
|
|
def add_progress_callback_to_detector():
|
|||
|
|
# 检查BatchVideoDetector类是否已有set_progress_callback方法
|
|||
|
|
if not hasattr(BatchVideoDetector, 'set_progress_callback'):
|
|||
|
|
def set_progress_callback(self, callback):
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self.progress_callback = callback
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def update_progress(self, status, progress, video_name=None, video_index=None, frame_count=None):
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if hasattr(self, 'progress_callback') and self.progress_callback:
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self.progress_callback(status, progress, video_name, video_index, frame_count)
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# 添加方法到BatchVideoDetector类
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BatchVideoDetector.set_progress_callback = set_progress_callback
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BatchVideoDetector.update_progress = update_progress
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# 修改process_all_videos方法以支持进度更新
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original_process_all_videos = BatchVideoDetector.process_all_videos
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def process_all_videos_with_progress(self, input_folder="input_videos", output_folder="output_frames"):
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self.update_progress("获取视频文件列表", 0)
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video_files = self.get_video_files(input_folder)
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|
total_videos = len(video_files)
|
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|
|
|
|||
|
|
if total_videos == 0:
|
|||
|
|
self.update_progress("没有找到视频文件", 100)
|
|||
|
|
return None
|
|||
|
|
|
|||
|
|
self.update_progress(f"开始处理 {total_videos} 个视频文件", 5)
|
|||
|
|
|
|||
|
|
# 处理每个视频文件
|
|||
|
|
for i, video_path in enumerate(video_files, 1):
|
|||
|
|
progress = int(5 + (i / total_videos) * 90)
|
|||
|
|
video_name = video_path.name
|
|||
|
|
self.update_progress(f"处理视频 {i}/{total_videos}: {video_name}", progress, video_name, i)
|
|||
|
|
self.process_video(video_path, output_folder)
|
|||
|
|
|
|||
|
|
self.update_progress("生成检测报告", 95)
|
|||
|
|
self.stats['end_time'] = datetime.now()
|
|||
|
|
report_path = self.save_final_report(output_folder)
|
|||
|
|
self.print_summary()
|
|||
|
|
self.update_progress("检测完成", 100)
|
|||
|
|
return report_path
|
|||
|
|
|
|||
|
|
# 修改save_final_report方法以返回报告路径
|
|||
|
|
original_save_final_report = BatchVideoDetector.save_final_report
|
|||
|
|
|
|||
|
|
def save_final_report_with_return(self, output_folder):
|
|||
|
|
timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
|
|||
|
|
report_path = Path(output_folder) / f"batch_detection_report_{timestamp}.json"
|
|||
|
|
|
|||
|
|
# 计算总处理时间
|
|||
|
|
total_seconds = 0
|
|||
|
|
if self.stats['start_time'] and self.stats['end_time']:
|
|||
|
|
total_seconds = (self.stats['end_time'] - self.stats['start_time']).total_seconds()
|
|||
|
|
|
|||
|
|
# 创建报告数据
|
|||
|
|
report_data = {
|
|||
|
|
'timestamp': timestamp,
|
|||
|
|
'model_path': self.model_path,
|
|||
|
|
'confidence_threshold': self.confidence,
|
|||
|
|
'frame_interval_threshold': config.MIN_FRAME_INTERVAL,
|
|||
|
|
'filter_strategy': '相同场景在指定时间间隔内只保存一次',
|
|||
|
|
'statistics': {
|
|||
|
|
'total_videos': self.stats['total_videos'],
|
|||
|
|
'processed_videos': self.stats['processed_videos'],
|
|||
|
|
'total_frames': self.stats['total_frames'],
|
|||
|
|
'detected_frames': self.stats['detected_frames'],
|
|||
|
|
'filtered_frames': self.stats['filtered_frames'],
|
|||
|
|
'saved_images': self.stats['saved_images'],
|
|||
|
|
'processing_time_seconds': total_seconds
|
|||
|
|
},
|
|||
|
|
'errors': self.stats['errors'],
|
|||
|
|
'videos': []
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
# 保存为JSON
|
|||
|
|
with open(report_path, 'w', encoding='utf-8') as f:
|
|||
|
|
json.dump(report_data, f, ensure_ascii=False, indent=2)
|
|||
|
|
|
|||
|
|
print(f"\n批处理报告已保存: {report_path}")
|
|||
|
|
return str(report_path)
|
|||
|
|
|
|||
|
|
BatchVideoDetector.process_all_videos = process_all_videos_with_progress
|
|||
|
|
BatchVideoDetector.save_final_report = save_final_report_with_return
|
|||
|
|
|
|||
|
|
# 在应用启动前添加进度回调方法
|
|||
|
|
add_progress_callback_to_detector()
|
|||
|
|
|
|||
|
|
if __name__ == '__main__':
|
|||
|
|
# 确保必要的文件夹存在
|
|||
|
|
for folder in [config.INPUT_FOLDER, config.OUTPUT_FOLDER, config.LOG_FOLDER, 'models', 'static/css']:
|
|||
|
|
os.makedirs(folder, exist_ok=True)
|
|||
|
|
|
|||
|
|
app.run(debug=True, host='0.0.0.0', port=5000)
|