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app.py

@@ -6,7 +6,6 @@ see poetic/providers/ for the swappable provider seam (local ZeroGPU vs HF API).
 
 import logging
 import tempfile
-from concurrent.futures import ThreadPoolExecutor
 
 import gradio as gr
 
@@ -20,12 +19,10 @@ from poetic.recite import (
     music_tags,
     voice_or_default,
 )
-from poetic.storyboard import generate_scenes
 from poetic.styles import DEFAULT_IMAGE_STYLE, apply_image_style
 from poetic.textfree import ensure_text_free
 from poetic.video import (
     audio_duration,
-    concat_clips,
     mix_recitation_over_music,
     mux_song_into_video,
 )
@@ -107,39 +104,28 @@ def _paint_scene(scene_brief: str, style_id: str):
     return providers.get_painter().paint(brief)
 
 
-def do_animate(brief_en: str, audio_path: str | None, poem: str,
-               understanding: str = "", style_id: str = "",
+def do_animate(painting, brief_en: str, audio_path: str | None, style_id: str = "",
                progress: gr.Progress = gr.Progress()):
-    """Storyboard film: derive a few scenes from the poem's meaning, paint each,
-    animate each (in parallel), crossfade them into one smooth clip, add the song."""
-    if not (poem and poem.strip()):
-        raise gr.Error("请先写下您的诗。")
-    if not (brief_en and brief_en.strip()):
-        raise gr.Error("请先点「读诗」，我才能编出画面。")
+    """Single coherent shot: animate the painting itself (slow camera move +
+    ambient motion) — one continuous living painting, no scene morphing/cuts.
+    Then lay the recitation + music underneath."""
+    if painting is None:
+        if not (brief_en and brief_en.strip()):
+            raise gr.Error("请先点「作画」，有了画才能让它动起来。")
+        progress(0.1, desc="先画一幅…")
+        painting = _paint_scene(brief_en, style_id)
     try:
-        progress(0.05, desc="构思分镜（把诗拆成几幕画面）…")
-        scenes = generate_scenes(poem.strip(), understanding or "", brief_en, n=3)
-        log.info("do_animate: %d keyframes\n%s", len(scenes), "\n---\n".join(scenes))
-
-        progress(0.2, desc="绘制关键画面…")
-        with ThreadPoolExecutor(max_workers=min(4, len(scenes))) as ex:
-            keyframes = list(ex.map(lambda s: _paint_scene(s, style_id), scenes))
-
-        # First-last-frame interpolation: each segment is a smooth generated
-        # video from one keyframe to the next, joined seamlessly → one flowing
-        # film (not crossfaded scenes).
-        clips = providers.get_animator().interpolate_keyframes(
-            keyframes, scenes,
+        video = providers.get_animator().animate(
+            painting, brief_en or "",
             progress_cb=lambda f, d: progress(f, desc=d),
         )
-        progress(0.9, desc="衔接成完整影片…")
-        video = concat_clips(clips)
+        progress(0.93, desc="收尾…")
     except gr.Error:
         raise
     except Exception as exc:  # noqa: BLE001 — cold-start/network → warm copy
-        raise gr.Error("正在编排小影片（用大模型衔接画面，约三五分钟），请稍候再点一次「让画活起来」。") from exc
+        raise gr.Error("正在让画动起来（首次最久，约一两分钟），请稍候再点一次「让画活起来」。") from exc
     if audio_path:
-        progress(0.95, desc="把歌配到影片里…")
+        progress(0.96, desc="把朗诵与音乐配进来…")
         video = mux_song_into_video(video, audio_path)
     return video
 
@@ -152,7 +138,7 @@ def do_everything(poem: str, style_id: str, voice: str, music_vibe: str,
     yield understanding, brief_en, card, painting, gr.update(), gr.update()
     audio = do_recite(poem, voice, music_vibe)
     yield understanding, brief_en, card, painting, audio, gr.update()
-    video = do_animate(brief_en, audio, poem, understanding, style_id)
+    video = do_animate(painting, brief_en, audio, style_id)
     yield understanding, brief_en, card, painting, audio, video
 
 
@@ -454,7 +440,7 @@ with gr.Blocks(title="诗情画意 · Poetry to Art") as demo:
 
     animate_btn.click(
         do_animate,
-        inputs=[brief_state, song_audio, poem_box, understanding_md, style_radio],
+        inputs=[painting_state, brief_state, song_audio, style_radio],
         outputs=video_out,
     )