Expand duration extensions and quality options

app.py

@@ -41,6 +41,8 @@ QUALITY_PROFILES = {
     "Schnell · 480p · 4 Schritte": {"area": 480 * 832, "steps": 4, "seconds": 70},
     "Ausgewogen · 480p · 8 Schritte": {"area": 480 * 832, "steps": 8, "seconds": 110},
     "Qualität · 576p · 12 Schritte": {"area": 576 * 1024, "steps": 12, "seconds": 145},
+    "Sehr hoch · 720p · 16 Schritte": {"area": 720 * 1280, "steps": 16, "seconds": 300},
+    "Maximum · 720p · 24 Schritte": {"area": 720 * 1280, "steps": 24, "seconds": 450},
 }
 
 ASPECT_RATIOS = {
@@ -145,7 +147,7 @@ def _to_pil_frame(frame) -> Image.Image:
 
 def _frame_count(duration_seconds: float) -> int:
     desired = int(round(float(duration_seconds) * FPS))
-    return int(np.clip(round((desired - 1) / 4) * 4 + 1, 17, 81))
+    return int(np.clip(round((desired - 1) / 4) * 4 + 1, 17, 161))
 
 
 def estimate_gpu_duration(
@@ -164,12 +166,13 @@ def estimate_gpu_duration(
     progress=None,
 ):
     del uploaded_image, image_prompt, motion_prompt, extension_prompt, aspect_ratio
-    del clip_duration, negative_prompt, seed, randomize_seed, progress
+    del negative_prompt, seed, randomize_seed, progress
     profile = QUALITY_PROFILES.get(quality, QUALITY_PROFILES["Ausgewogen · 480p · 8 Schritte"])
-    total = profile["seconds"] * (int(extensions) + 1)
+    frame_factor = _frame_count(float(clip_duration)) / _frame_count(2.1)
+    total = profile["seconds"] * frame_factor * (int(extensions) + 1)
     if start_mode == "Text → Startbild → Video":
         total += 20
-    return min(600, max(60, total))
+    return min(3600, max(60, round(total)))
 
 
 @spaces.GPU(duration=estimate_gpu_duration)
@@ -341,15 +344,20 @@ with gr.Blocks() as demo:
                 label="Seitenverhältnis",
             )
             clip_duration = gr.Slider(
-                1.1, 5.0, value=2.1, step=0.1, label="Dauer pro Clip (Sekunden)"
+                1.1,
+                10.0,
+                value=2.1,
+                step=0.1,
+                label="Dauer pro Clip (Sekunden)",
+                info="Bis 5 Sekunden regulär; 5,1–10 Sekunden experimenteller Langclip-Modus.",
             )
             extensions = gr.Slider(
                 0,
-                3,
+                5,
                 value=1,
                 step=1,
                 label="Anzahl Verlängerungen",
-                info="0 = ein Clip, 2 = drei Clips insgesamt",
+                info="0 = ein Clip, 5 = sechs Clips insgesamt",
             )
             with gr.Accordion("Erweiterte Einstellungen", open=False):
                 negative_prompt = gr.Textbox(