|
| 1 | +from enum import Enum |
| 2 | +from typing import Dict, List, Optional, Any |
| 3 | +from dataclasses import dataclass |
| 4 | +import json |
| 5 | +import os |
| 6 | + |
| 7 | +class AnimationProductionMode(Enum): |
| 8 | + """动画制作模式""" |
| 9 | + AUTO = "auto" # 全自动模式 |
| 10 | + HUMAN_CONTROLLED = "human" # 人工控制模式 |
| 11 | + |
| 12 | +class AnimationStatus(Enum): |
| 13 | + """动画状态""" |
| 14 | + PENDING = "pending" # 等待制作 |
| 15 | + DRAFT = "draft" # 草稿阶段 |
| 16 | + PREVIEW = "preview" # 预览阶段 |
| 17 | + REVISION = "revision" # 修订中 |
| 18 | + APPROVED = "approved" # 已批准 |
| 19 | + COMPLETED = "completed" # 制作完成 |
| 20 | + FAILED = "failed" # 制作失败 |
| 21 | + |
| 22 | +@dataclass |
| 23 | +class AnimationTask: |
| 24 | + """动画任务数据结构""" |
| 25 | + task_id: str |
| 26 | + segment_index: int |
| 27 | + content: str |
| 28 | + content_type: str |
| 29 | + mode: AnimationProductionMode |
| 30 | + status: AnimationStatus |
| 31 | + |
| 32 | + # 制作相关 |
| 33 | + script: Optional[str] = None |
| 34 | + manim_code: Optional[str] = None |
| 35 | + preview_video_path: Optional[str] = None |
| 36 | + final_video_path: Optional[str] = None |
| 37 | + placeholder_path: Optional[str] = None |
| 38 | + |
| 39 | + # 人机交互 |
| 40 | + human_feedback: List[str] = None |
| 41 | + revision_count: int = 0 |
| 42 | + max_revisions: int = 5 |
| 43 | + |
| 44 | + # 时间信息 |
| 45 | + audio_duration: float = 8.0 |
| 46 | + creation_time: Optional[str] = None |
| 47 | + completion_time: Optional[str] = None |
| 48 | + |
| 49 | + def __post_init__(self): |
| 50 | + if self.human_feedback is None: |
| 51 | + self.human_feedback = [] |
| 52 | + |
| 53 | +@dataclass |
| 54 | +class PlaceholderConfig: |
| 55 | + """占位符配置""" |
| 56 | + width: int = 1280 |
| 57 | + height: int = 720 |
| 58 | + background_color: str = "#f0f0f0" |
| 59 | + text_color: str = "#333333" |
| 60 | + font_size: int = 48 |
| 61 | + placeholder_text: str = "动画制作中..." |
| 62 | + show_content_preview: bool = True |
| 63 | + show_progress_indicator: bool = True |
| 64 | + |
| 65 | +class AnimationTaskManager: |
| 66 | + """动画任务管理""" |
| 67 | + |
| 68 | + def __init__(self, project_dir): |
| 69 | + self.project_dir = project_dir |
| 70 | + self.tasks_file = os.path.join(project_dir, "animation_tasks.json") |
| 71 | + self.tasks: Dict[str, AnimationTask] = {} |
| 72 | + self.load_tasks() |
| 73 | + |
| 74 | + def create_task(self, segment_index, content, content_type, mode, audio_duration): |
| 75 | + """创建新动画任务，重复任务直接返回ID""" |
| 76 | + import uuid |
| 77 | + from datetime import datetime |
| 78 | + |
| 79 | + # 检查是否已存在相同段落的任务 |
| 80 | + existing_task = self.get_task_by_segment(segment_index, content_type) |
| 81 | + if existing_task: |
| 82 | + print(f"发现已存在的任务: {existing_task.task_id}") |
| 83 | + return existing_task.task_id |
| 84 | + |
| 85 | + task_id = f"anim_{segment_index}_{uuid.uuid4().hex[:8]}" |
| 86 | + |
| 87 | + task = AnimationTask( |
| 88 | + task_id=task_id, |
| 89 | + segment_index=segment_index, |
| 90 | + content=content, |
| 91 | + content_type=content_type, |
| 92 | + mode=mode, |
| 93 | + status=AnimationStatus.PENDING, |
| 94 | + audio_duration=audio_duration, |
| 95 | + creation_time=datetime.now().isoformat() |
| 96 | + ) |
| 97 | + |
| 98 | + self.tasks[task_id] = task |
| 99 | + self.save_tasks() |
| 100 | + print(f"创建新任务: {task_id}") |
| 101 | + return task_id |
| 102 | + |
| 103 | + def get_task_by_segment(self, segment_index, content_type): |
| 104 | + """根据段落索引和内容类型查找任务""" |
| 105 | + for task in self.tasks.values(): |
| 106 | + if task.segment_index == segment_index and task.content_type == content_type: |
| 107 | + return task |
| 108 | + return None |
| 109 | + |
| 110 | + def update_task_status(self, task_id, status): |
| 111 | + """更新任务状态""" |
| 112 | + if task_id in self.tasks: |
| 113 | + self.tasks[task_id].status = status |
| 114 | + self.save_tasks() |
| 115 | + |
| 116 | + def add_human_feedback(self, task_id, feedback): |
| 117 | + """添加人工反馈""" |
| 118 | + if task_id in self.tasks: |
| 119 | + self.tasks[task_id].human_feedback.append(feedback) |
| 120 | + self.tasks[task_id].revision_count += 1 |
| 121 | + self.save_tasks() |
| 122 | + |
| 123 | + def get_task(self, task_id): |
| 124 | + """获取任务""" |
| 125 | + return self.tasks.get(task_id) |
| 126 | + |
| 127 | + def get_tasks_by_status(self, status): |
| 128 | + """根据状态获取任务列表""" |
| 129 | + return [task for task in self.tasks.values() if task.status == status] |
| 130 | + |
| 131 | + def save_tasks(self): |
| 132 | + """保存任务到文件""" |
| 133 | + import json |
| 134 | + from dataclasses import asdict |
| 135 | + |
| 136 | + tasks_data = {} |
| 137 | + for task_id, task in self.tasks.items(): |
| 138 | + task_dict = asdict(task) |
| 139 | + # 处理枚举类型 |
| 140 | + task_dict['mode'] = task.mode.value |
| 141 | + task_dict['status'] = task.status.value |
| 142 | + tasks_data[task_id] = task_dict |
| 143 | + |
| 144 | + with open(self.tasks_file, 'w', encoding='utf-8') as f: |
| 145 | + json.dump(tasks_data, f, ensure_ascii=False, indent=2) |
| 146 | + |
| 147 | + def load_tasks(self): |
| 148 | + """从文件加载任务""" |
| 149 | + if not os.path.exists(self.tasks_file): |
| 150 | + return |
| 151 | + |
| 152 | + try: |
| 153 | + with open(self.tasks_file, 'r', encoding='utf-8') as f: |
| 154 | + tasks_data = json.load(f) |
| 155 | + |
| 156 | + for task_id, task_dict in tasks_data.items(): |
| 157 | + # 恢复枚举类型 |
| 158 | + task_dict['mode'] = AnimationProductionMode(task_dict['mode']) |
| 159 | + task_dict['status'] = AnimationStatus(task_dict['status']) |
| 160 | + |
| 161 | + self.tasks[task_id] = AnimationTask(**task_dict) |
| 162 | + |
| 163 | + except Exception as e: |
| 164 | + print(f"加载任务文件失败: {e}") |
| 165 | + |
| 166 | +class PlaceholderGenerator: |
| 167 | + """占位符生成工具""" |
| 168 | + |
| 169 | + def __init__(self, config = None): |
| 170 | + self.config = config or PlaceholderConfig() |
| 171 | + |
| 172 | + def create_placeholder(self, task, output_path): |
| 173 | + """创建占位符视频""" |
| 174 | + from PIL import Image, ImageDraw, ImageFont |
| 175 | + import tempfile |
| 176 | + import subprocess |
| 177 | + |
| 178 | + # 创建占位符图片 |
| 179 | + img = Image.new('RGB', (self.config.width, self.config.height), |
| 180 | + self.config.background_color) |
| 181 | + draw = ImageDraw.Draw(img) |
| 182 | + |
| 183 | + # 添加占位文本 |
| 184 | + try: |
| 185 | + # 尝试使用自定义字体 |
| 186 | + font_path = os.path.join(os.path.dirname(__file__), 'asset', '字魂龙吟手书(商用需授权).ttf') |
| 187 | + if os.path.exists(font_path): |
| 188 | + font = ImageFont.truetype(font_path, self.config.font_size) |
| 189 | + else: |
| 190 | + font = ImageFont.load_default() |
| 191 | + except: |
| 192 | + font = ImageFont.load_default() |
| 193 | + |
| 194 | + # 主标题 |
| 195 | + title = self.config.placeholder_text |
| 196 | + title_bbox = draw.textbbox((0, 0), title, font=font) |
| 197 | + title_width = title_bbox[2] - title_bbox[0] |
| 198 | + title_height = title_bbox[3] - title_bbox[1] |
| 199 | + title_x = (self.config.width - title_width) // 2 |
| 200 | + title_y = self.config.height // 3 |
| 201 | + |
| 202 | + draw.text((title_x, title_y), title, fill=self.config.text_color, font=font) |
| 203 | + |
| 204 | + # 内容预览 |
| 205 | + if self.config.show_content_preview and task.content: |
| 206 | + content_preview = task.content[:50] + "..." if len(task.content) > 50 else task.content |
| 207 | + try: |
| 208 | + content_font = ImageFont.truetype(font_path, self.config.font_size // 2) if os.path.exists(font_path) else ImageFont.load_default() |
| 209 | + except: |
| 210 | + content_font = ImageFont.load_default() |
| 211 | + |
| 212 | + content_bbox = draw.textbbox((0, 0), content_preview, font=content_font) |
| 213 | + content_width = content_bbox[2] - content_bbox[0] |
| 214 | + content_x = (self.config.width - content_width) // 2 |
| 215 | + content_y = title_y + title_height + 50 |
| 216 | + |
| 217 | + draw.text((content_x, content_y), content_preview, |
| 218 | + fill=self.config.text_color, font=content_font) |
| 219 | + |
| 220 | + # 进度指示器 |
| 221 | + if self.config.show_progress_indicator: |
| 222 | + status_text = f"状态: {task.status.value} | 类型: {task.content_type}" |
| 223 | + try: |
| 224 | + status_font = ImageFont.truetype(font_path, self.config.font_size // 3) if os.path.exists(font_path) else ImageFont.load_default() |
| 225 | + except: |
| 226 | + status_font = ImageFont.load_default() |
| 227 | + |
| 228 | + status_bbox = draw.textbbox((0, 0), status_text, font=status_font) |
| 229 | + status_width = status_bbox[2] - status_bbox[0] |
| 230 | + status_x = (self.config.width - status_width) // 2 |
| 231 | + status_y = self.config.height - 100 |
| 232 | + |
| 233 | + draw.text((status_x, status_y), status_text, |
| 234 | + fill=self.config.text_color, font=status_font) |
| 235 | + |
| 236 | + # 保存占位符图片 |
| 237 | + temp_img_path = output_path.replace('.mov', '_placeholder.png') |
| 238 | + img.save(temp_img_path) |
| 239 | + |
| 240 | + # 转换为视频 |
| 241 | + try: |
| 242 | + cmd = [ |
| 243 | + 'ffmpeg', '-y', |
| 244 | + '-f', 'image2', '-loop', '1', |
| 245 | + '-i', temp_img_path, |
| 246 | + '-t', str(task.audio_duration), |
| 247 | + '-pix_fmt', 'yuv420p', |
| 248 | + '-r', '15', |
| 249 | + output_path |
| 250 | + ] |
| 251 | + subprocess.run(cmd, check=True, capture_output=True) |
| 252 | + os.remove(temp_img_path) # 清理临时文件 |
| 253 | + return output_path |
| 254 | + except Exception as e: |
| 255 | + print(f"创建占位符视频失败: {e}") |
| 256 | + return None |
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