| | --- |
| | license: mit |
| | dataset_info: |
| | features: |
| | - name: image |
| | dtype: |
| | array3_d: |
| | shape: |
| | - 512 |
| | - 512 |
| | - 3 |
| | dtype: uint8 |
| | - name: filename |
| | dtype: string |
| | splits: |
| | - name: train |
| | num_bytes: 34195458528 |
| | num_examples: 18614 |
| | download_size: 6667979906 |
| | dataset_size: 34195458528 |
| | configs: |
| | - config_name: default |
| | data_files: |
| | - split: train |
| | path: data/train-* |
| | --- |
| | ``` |
| | from datasets import load_dataset |
| | from PIL import Image |
| | import numpy as np |
| | import os |
| | from tqdm import tqdm |
| | |
| | # 加载数据集 |
| | dataset_path = "path_to/style_fonts_img" |
| | dataset = load_dataset(dataset_path) |
| | |
| | # 创建保存目录 |
| | save_dir = os.path.join(dataset_path, "extracted_images") |
| | os.makedirs(save_dir, exist_ok=True) |
| | |
| | # 获取数据集大小 |
| | total_samples = len(dataset['train']) |
| | print(f"数据集共有 {total_samples} 个样本") |
| | |
| | # 使用tqdm创建进度条 |
| | for i, example in tqdm(enumerate(dataset['train']), total=total_samples, desc="处理图像"): |
| | try: |
| | # 获取图像数据 |
| | image_array = example['image'] |
| | |
| | # 转换为PIL图像 |
| | image = Image.fromarray(np.uint8(image_array)) |
| | |
| | # 获取文件名 |
| | filename = example['filename'] |
| | |
| | # 保存图像 |
| | image_path = os.path.join(save_dir, filename) |
| | image.save(image_path) |
| | |
| | # 保存文本 |
| | if 'text' in example and example['text']: |
| | text_filename = os.path.splitext(filename)[0] + '.txt' |
| | text_path = os.path.join(text_dir, text_filename) |
| | with open(text_path, 'w', encoding='utf-8') as f: |
| | f.write(example['text']) |
| | |
| | # print(f"已保存 {filename}") |
| | |
| | # 只处理前10个样本(可选) |
| | if i >= 9: |
| | break |
| | |
| | except Exception as e: |
| | print(f"处理样本 {i} 时出错: {e}") |
| | |
| | print("处理完成!") |
| | ``` |