| 1 | from pydantic import BaseModel, Field |
| 2 | from typing import List, Optional, Union, Dict, Tuple, Literal |
| 3 | |
| 4 | |
| 5 | class Frame(BaseModel): |
| 6 | shot_idx: int = Field( |
| 7 | description="The index of the shot in the sequence, starting from 0." |
| 8 | ) |
| 9 | |
| 10 | frame_type: Literal["first", "last"] = Field( |
| 11 | description="The type of the frame, 'first' for the first frame of the shot, 'last' for the last frame of the shot." |
| 12 | ) |
| 13 | |
| 14 | cam_idx: int = Field( |
| 15 | description="The index of the camera used for this frame, starting from 0." |
| 16 | ) |
| 17 | |
| 18 | vis_char_idxs: List[int] = Field( |
| 19 | description="A list of indices of characters that are visible in this frame, corresponding to the character list provided in the input." |
| 20 | ) |
| 21 |