feat:优化架构

engine/director.py

@@ -0,0 +1,43 @@
+from __future__ import annotations
+
+from typing import Any
+
+
+def _read_scene(scene: Any) -> tuple[str, str, str]:
+    if hasattr(scene, "image_prompt") and hasattr(scene, "video_motion") and hasattr(scene, "narration"):
+        return (
+            str(getattr(scene, "image_prompt", "")).strip(),
+            str(getattr(scene, "video_motion", "")).strip(),
+            str(getattr(scene, "narration", "")).strip(),
+        )
+    if isinstance(scene, dict):
+        return (
+            str(scene.get("image_prompt", "")).strip(),
+            str(scene.get("video_motion", scene.get("motion", ""))).strip(),
+            str(scene.get("narration", scene.get("tts", ""))).strip(),
+        )
+    return ("", "", "")
+
+
+def scenes_to_shots(scenes: list) -> list[dict[str, Any]]:
+    shots: list[dict[str, Any]] = []
+    for scene_idx, scene in enumerate(scenes, start=1):
+        image_prompt, motion, tts = _read_scene(scene)
+        scene_id = f"scene_{scene_idx:02d}"
+        shot_id = f"{scene_id}_01"
+        # Keep default duration simple and deterministic for MVP.
+        duration = 3
+        shots.append(
+            {
+                "shot_id": shot_id,
+                "scene_id": scene_id,
+                "duration": int(duration),
+                "image_prompt": image_prompt,
+                "motion": motion,
+                "camera": "",
+                "tts": tts,
+                "status": "pending",
+            }
+        )
+    return shots
+