231 lines
8.7 KiB
Python
Executable File
231 lines
8.7 KiB
Python
Executable File
import cv2
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import os
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import sys
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import time
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import argparse
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# 添加父目录到系统路径
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current_dir = os.path.dirname(os.path.abspath(__file__))
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project_root = os.path.dirname(os.path.dirname(current_dir))
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sys.path.append(project_root)
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from utils.detect_track import detect_left_side_track
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def process_image(image_path, save_dir=None, show_steps=False):
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"""处理单张图像"""
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print(f"处理图像: {image_path}")
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# 检测左侧轨迹线
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start_time = time.time()
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track_info, tracking_point = detect_left_side_track(image_path, observe=show_steps, save_log=True)
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processing_time = time.time() - start_time
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# 输出结果
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if track_info is not None and tracking_point is not None:
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print(f"处理时间: {processing_time:.3f}秒")
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print(f"最佳跟踪点: ({tracking_point[0]}, {tracking_point[1]})")
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print(f"距左边界: {track_info['distance_to_left']:.1f}像素")
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print(f"线段斜率: {track_info['slope']:.4f}")
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print(f"是否垂直: {track_info['is_vertical']}")
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print(f"线段中点: ({track_info['mid_x']:.1f}, {track_info['mid_y']:.1f})")
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print(f"地面交点: ({track_info['ground_intersection'][0]}, {track_info['ground_intersection'][1]})")
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# 提取线段坐标
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x1, y1, x2, y2 = track_info['line']
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print(f"线段端点: ({x1}, {y1}) - ({x2}, {y2})")
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print("-" * 30)
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# 如果指定了保存目录，加载原始图像并绘制检测结果
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if save_dir:
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if not os.path.exists(save_dir):
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os.makedirs(save_dir)
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# 构建输出文件路径
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base_name = os.path.basename(image_path)
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out_path = os.path.join(save_dir, f"result_{base_name}")
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# 加载原始图像
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img = cv2.imread(image_path)
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if img is not None:
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# 绘制检测结果
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height, width = img.shape[:2]
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center_x = width // 2
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# 绘制左侧区域范围
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cv2.rectangle(img, (0, 0), (center_x, height), (255, 0, 0), 2)
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# 绘制检测到的线段
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cv2.line(img, (x1, y1), (x2, y2), (0, 255, 0), 2)
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# 绘制跟踪点
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cv2.circle(img, tracking_point, 8, (0, 0, 255), -1)
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# 绘制地面交点
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cv2.circle(img, track_info['ground_intersection'], 8, (255, 0, 255), -1)
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# 添加文本信息
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cv2.putText(img, f"斜率: {track_info['slope']:.2f}", (10, 30),
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cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 255, 0), 2)
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cv2.putText(img, f"距左边界: {track_info['distance_to_left']:.1f}px", (10, 70),
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cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 255, 0), 2)
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# 保存结果图像
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cv2.imwrite(out_path, img)
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print(f"结果已保存至: {out_path}")
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else:
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print("未能检测到左侧黄色轨迹线")
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return track_info, tracking_point
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def process_video(video_path, save_dir=None, show_steps=False):
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"""处理视频"""
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print(f"处理视频: {video_path}")
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# 打开视频文件
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cap = cv2.VideoCapture(video_path)
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if not cap.isOpened():
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print("错误：无法打开视频文件")
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return
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# 获取视频信息
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fps = cap.get(cv2.CAP_PROP_FPS)
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width = int(cap.get(cv2.CAP_PROP_FRAME_WIDTH))
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height = int(cap.get(cv2.CAP_PROP_FRAME_HEIGHT))
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frame_count = int(cap.get(cv2.CAP_PROP_FRAME_COUNT))
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print(f"视频信息: {width}x{height}, {fps}fps, 总帧数: {frame_count}")
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# 如果需要保存结果视频
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video_writer = None
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if save_dir:
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if not os.path.exists(save_dir):
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os.makedirs(save_dir)
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# 构建输出文件路径
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base_name = os.path.basename(video_path)
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name, ext = os.path.splitext(base_name)
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out_path = os.path.join(save_dir, f"result_{name}{ext}")
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# 创建视频写入器
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fourcc = cv2.VideoWriter_fourcc(*'mp4v') # 可以根据需要修改编码器
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video_writer = cv2.VideoWriter(out_path, fourcc, fps, (width, height))
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# 帧计数器
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frame_idx = 0
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detect_success_count = 0
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processing_times = []
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# 处理每一帧
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while True:
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ret, frame = cap.read()
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if not ret:
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break
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frame_idx += 1
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print(f"\r处理帧 {frame_idx}/{frame_count}", end="")
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# 检测左侧轨迹线
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start_time = time.time()
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track_info, tracking_point = detect_left_side_track(frame, observe=False, save_log=False)
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processing_time = time.time() - start_time
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processing_times.append(processing_time)
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# 如果检测成功
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if track_info is not None and tracking_point is not None:
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detect_success_count += 1
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# 提取线段坐标
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x1, y1, x2, y2 = track_info['line']
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# 在帧上绘制检测结果
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center_x = width // 2
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# 绘制左侧区域范围
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cv2.rectangle(frame, (0, 0), (center_x, height), (255, 0, 0), 2)
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# 绘制检测到的线段
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cv2.line(frame, (x1, y1), (x2, y2), (0, 255, 0), 2)
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# 绘制跟踪点
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cv2.circle(frame, tracking_point, 8, (0, 0, 255), -1)
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# 绘制地面交点
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cv2.circle(frame, track_info['ground_intersection'], 8, (255, 0, 255), -1)
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# 添加文本信息
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cv2.putText(frame, f"斜率: {track_info['slope']:.2f}", (10, 30),
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cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 255, 0), 2)
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cv2.putText(frame, f"距左边界: {track_info['distance_to_left']:.1f}px", (10, 70),
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cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 255, 0), 2)
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cv2.putText(frame, f"帧: {frame_idx}/{frame_count}", (10, height-30),
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cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 255, 0), 2)
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else:
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# 如果检测失败，显示错误消息
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cv2.putText(frame, "未检测到轨迹线", (10, 50),
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cv2.FONT_HERSHEY_SIMPLEX, 1, (0, 0, 255), 2)
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# 如果需要显示
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if show_steps:
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cv2.imshow('Left Track Detection', frame)
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key = cv2.waitKey(1)
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if key == 27: # ESC键退出
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break
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# 如果需要保存
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if video_writer is not None:
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video_writer.write(frame)
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# 清理资源
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cap.release()
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if video_writer is not None:
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video_writer.release()
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cv2.destroyAllWindows()
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# 打印统计信息
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print(f"\n视频处理完成")
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print(f"总帧数: {frame_count}")
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print(f"成功检测帧数: {detect_success_count}")
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print(f"检测成功率: {detect_success_count/frame_count*100:.2f}%")
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if processing_times:
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avg_time = sum(processing_times) / len(processing_times)
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print(f"平均处理时间: {avg_time*1000:.2f}ms")
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print(f"处理帧率: {1/avg_time:.2f}fps")
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if save_dir:
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print(f"结果已保存至: {out_path}")
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def main():
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parser = argparse.ArgumentParser(description='左侧黄色轨迹线检测演示程序')
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parser.add_argument('--input', type=str, default='res/path/left/2.png', help='输入图像或视频的路径')
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parser.add_argument('--output', type=str, default='res/path/test/left_track_results/', help='输出结果的保存目录')
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parser.add_argument('--type', type=str, choices=['image', 'video'], help='输入类型，不指定会自动检测')
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parser.add_argument('--show', default=True, help='显示处理步骤')
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args = parser.parse_args()
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# 检查输入路径
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if not os.path.exists(args.input):
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print(f"错误：文件 '{args.input}' 不存在")
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return
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# 如果未指定类型，根据文件扩展名判断
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if args.type is None:
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ext = os.path.splitext(args.input)[1].lower()
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if ext in ['.jpg', '.jpeg', '.png', '.bmp']:
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args.type = 'image'
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elif ext in ['.mp4', '.avi', '.mov']:
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args.type = 'video'
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else:
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print(f"错误：无法确定文件类型 '{ext}'")
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return
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# 根据类型处理
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if args.type == 'image':
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process_image(args.input, args.output, args.show)
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elif args.type == 'video':
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process_video(args.input, args.output, args.show)
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else:
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print("错误：不支持的类型")
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if __name__ == "__main__":
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main() |