| --- |
| dataset_info: |
| features: |
| - name: model_name |
| dtype: string |
| - name: id_prompt |
| dtype: string |
| - name: frame_prompt |
| dtype: string |
| - name: Image |
| dtype: image |
| - name: sub_images |
| list: |
| - name: bytes |
| dtype: binary |
| - name: videos |
| list: |
| - name: motion_bucket_id |
| dtype: int64 |
| - name: video_bytes |
| dtype: binary |
| splits: |
| - name: train |
| num_bytes: 45316656.0 |
| num_examples: 2 |
| download_size: 45321507 |
| dataset_size: 45316656.0 |
| configs: |
| - config_name: default |
| data_files: |
| - split: train |
| path: data/train-* |
| --- |
| |
| ```python |
| from datasets import Dataset, load_dataset |
| from PIL import Image |
| import io |
| |
| def bytes_to_image(image_bytes): |
| """ |
| 将字节数据(bytes)转换为 PIL.Image 对象。 |
| """ |
| image_stream = io.BytesIO(image_bytes) |
| image = Image.open(image_stream) |
| return image |
| |
| # 加载数据集 |
| ds = load_dataset("svjack/OnePromptOneStory-Examples-Vid-head2")["train"] |
| |
| # 定义 motion_bucket_ids |
| motion_bucket_ids = [10, 20, 30, 40, 50] |
| |
| # 创建一个新的数据集列表 |
| new_data = [] |
| |
| # 遍历原始数据集中的每一行 |
| for example in ds: |
| sub_images = example["sub_images"] |
| videos = example["videos"] |
| |
| # 遍历每个 sub_image |
| for idx, sub_image_dict in enumerate(sub_images): |
| sub_image_bytes = sub_image_dict["bytes"] |
| sub_image = bytes_to_image(sub_image_bytes) |
| |
| # 计算对应的视频索引 |
| video_idx = idx * len(motion_bucket_ids) |
| |
| # 遍历每个 motion_bucket_id 和对应的视频 |
| for i, motion_bucket_id in enumerate(motion_bucket_ids): |
| video_dict = videos[video_idx + i] |
| video_bytes = video_dict["video_bytes"] # 视频的二进制数据 |
| |
| # 创建新的样本,保留原始数据的所有字段 |
| new_sample = { |
| **example, # 保留原始数据的所有字段 |
| "sub_image": sub_image, |
| "motion_bucket_id": motion_bucket_id, |
| "video": video_bytes # 直接存储视频的二进制数据 |
| } |
| |
| # 添加到新数据集中 |
| new_data.append(new_sample) |
| |
| # 将新数据转换为 Hugging Face Dataset 对象 |
| new_dataset = Dataset.from_list(new_data) |
| |
| # 查看新数据集中的第一个样本 |
| #print(new_dataset[0]) |
| |
| new_dataset.push_to_hub("svjack/OnePromptOneStory-Examples-Vid-head2-Exp") |
| ``` |
|
|