Upload 2 files

app.py

@@ -60,14 +60,6 @@ TTS_SYNTHESIS_URL = f"{DASHSCOPE_API_URL}/services/aigc/multimodal-generation/ge
 
 # HappyHorse API endpoints per provider
 HAPPYHORSE_PROVIDERS = {
-    "fal.ai": {
-        "t2v": "https://queue.fal.run/fal-ai/alibaba/happy-horse/text-to-video",
-        "i2v": "https://queue.fal.run/fal-ai/alibaba/happy-horse/image-to-video",
-        "status_base": "https://queue.fal.run/fal-ai/alibaba/happy-horse",
-        "key_env": "FAL_API_KEY",
-        "auth_header": "Authorization",
-        "auth_prefix": "Key ",
-    },
     "happyhorse.app": {
         "generate": "https://happyhorse.app/api/generate",
         "status": "https://happyhorse.app/api/status",
@@ -425,41 +417,6 @@ def narrate_scene_cloned(client, text, voice_id, language, lang_config, translat
 # ==========================================
 # HAPPYHORSE VIDEO GENERATION
 # ==========================================
-def generate_video_fal(prompt, api_key, duration=5, aspect="16:9", image_url=None):
-    """Generate video via fal.ai."""
-    headers = {"Authorization": f"Key {api_key}", "Content-Type": "application/json"}
-
-    if image_url:
-        payload = {"image_url": image_url, "prompt": prompt, "duration": duration, "aspect_ratio": aspect}
-        url = HAPPYHORSE_PROVIDERS["fal.ai"]["i2v"]
-    else:
-        payload = {"prompt": prompt, "duration": duration, "aspect_ratio": aspect}
-        url = HAPPYHORSE_PROVIDERS["fal.ai"]["t2v"]
-
-    resp = http_requests.post(url, json=payload, headers=headers, timeout=30)
-    if resp.status_code not in (200, 201):
-        raise RuntimeError(f"fal.ai submit failed: {resp.status_code} {resp.text[:200]}")
-
-    data = resp.json()
-    # fal uses queue -- check for request_id
-    request_id = data.get("request_id")
-    if request_id:
-        status_url = f"{url}/requests/{request_id}/status"
-        result_url = f"{url}/requests/{request_id}"
-        for _ in range(120):
-            time.sleep(10)
-            s = http_requests.get(status_url, headers=headers, timeout=30).json()
-            if s.get("status") == "COMPLETED":
-                r = http_requests.get(result_url, headers=headers, timeout=30).json()
-                video_url = r.get("video", {}).get("url")
-                return video_url
-            elif s.get("status") == "FAILED":
-                raise RuntimeError(f"fal.ai generation failed")
-        raise RuntimeError("fal.ai timeout")
-    else:
-        return data.get("video", {}).get("url")
-
-
 def generate_video_happyhorse_app(prompt, api_key, duration=5, aspect="16:9", image_url=None):
     """Generate video via happyhorse.app."""
     headers = {"Authorization": f"Bearer {api_key}", "Content-Type": "application/json"}
@@ -537,9 +494,7 @@ def generate_video_dashscope(prompt, api_key, duration=5, aspect="16:9", image_u
 
 def generate_video(prompt, provider, api_key, duration=5, aspect="16:9", image_url=None):
     """Route to the correct provider."""
-    if provider == "fal.ai":
-        return generate_video_fal(prompt, api_key, duration, aspect, image_url)
-    elif provider == "happyhorse.app":
+    if provider == "happyhorse.app":
         return generate_video_happyhorse_app(prompt, api_key, duration, aspect, image_url)
     elif provider == "DashScope (Bailian)":
         return generate_video_dashscope(prompt, api_key, duration, aspect, image_url)
@@ -956,8 +911,8 @@ with gr.Blocks(
         "**Pipeline:** Text > Split into scenes > Qwen generates video prompts > "
         "HappyHorse generates video per scene > Qwen narrates audio per scene > "
         "FFmpeg composites video+audio > Concatenates all scenes into final MP4\n\n"
-        "**API Keys needed:** DASHSCOPE_API_KEY (audio) + one of: FAL_API_KEY, HAPPYHORSE_API_KEY, "
-        "or DASHSCOPE_API_KEY also for video (DashScope provider)\n\n"
+        "**API Keys needed:** DASHSCOPE_API_KEY (audio) + HAPPYHORSE_API_KEY (if using happyhorse.app) "
+        "or just DASHSCOPE_API_KEY for both audio and video (DashScope provider)\n\n"
         "Built with Gradio | Narration by Qwen | Video by HappyHorse 1.0"
     )