| import os |
| import json |
|
|
| def check_image_paths(base_dir): |
| |
| datasets = ["BlendPASS", "DeepAccident", "NuScenes"] |
| json_files = ["train.json", "val.json"] |
|
|
| total_missing = 0 |
| missing_details = [] |
|
|
| print(f"开始检查目录: {base_dir} ...\n") |
|
|
| for dataset in datasets: |
| dataset_dir = os.path.join(base_dir, dataset) |
| if not os.path.exists(dataset_dir): |
| print(f"⚠️ 警告: 找不到数据集目录 {dataset_dir}") |
| continue |
|
|
| for json_name in json_files: |
| json_path = os.path.join(dataset_dir, json_name) |
| if not os.path.exists(json_path): |
| continue |
| |
| print(f"正在检查文件: {os.path.relpath(json_path, base_dir)} ...") |
| |
| with open(json_path, 'r', encoding='utf-8') as f: |
| try: |
| data = json.load(f) |
| except json.JSONDecodeError: |
| print(f"❌ 错误: JSON解析失败 {json_path}") |
| continue |
|
|
| missing_in_file = 0 |
| |
| |
| if isinstance(data, list): |
| for item in data: |
| img_rel_path = item.get("image") |
| if img_rel_path: |
| |
| |
| abs_img_path = os.path.abspath(os.path.join(os.path.dirname(json_path), img_rel_path)) |
| |
| if not os.path.exists(abs_img_path): |
| missing_in_file += 1 |
| total_missing += 1 |
| missing_details.append(f"[{dataset}/{json_name}] 缺失: {os.path.relpath(abs_img_path, base_dir)} (原始字段: {img_rel_path})") |
| |
| if missing_in_file > 0: |
| print(f" ❌ 发现缺失: {missing_in_file} 张图片无法访问。") |
| else: |
| print(f" ✅ 完美: 所有 {len(data)} 条数据的图片均存在！") |
| print("-" * 50) |
|
|
| print("\n================ 检查报告 ================") |
| if total_missing == 0: |
| print("🎉 恭喜！所有的 JSON 文件里的图片都能找到！") |
| else: |
| print(f"⚠️ 警告！总共发现了 {total_missing} 处图片缺失。") |
| print("前 20 条缺失详情如下：") |
| for detail in missing_details[:20]: |
| print(f" - {detail}") |
| if total_missing > 20: |
| print(f" ... 以及其他 {total_missing - 20} 条。") |
| |
| |
| log_path = os.path.join(base_dir, "missing_images.log") |
| with open(log_path, 'w', encoding='utf-8') as lg: |
| lg.write('\n'.join(missing_details)) |
| print(f"\n📝 完整的缺失列表已保存至: {log_path}") |
|
|
| if __name__ == "__main__": |
| BASE_DIR = "/home/hk-project-pai00053/wd1434/programmes/PLM/PanoVQA/PanoVQA" |
| check_image_paths(BASE_DIR) |
|
|
