Update app.py

app.py

@@ -1,35 +1,50 @@
 import gradio as gr
+import tempfile
 import subprocess
-import uuid
 import os
+from pathlib import Path
 
-def convert_video(webm_file):
+def convert_webm_to_mp4(webm_file):
+    """
+    Recebe um arquivo WebM, converte para MP4 e retorna o caminho do MP4.
+    """
     if webm_file is None:
-        return None
-
-    output_path = f"/tmp/{uuid.uuid4()}.mp4"
-
-    subprocess.run(
-        [
-            "ffmpeg", "-y",
-            "-i", webm_file,
-            "-movflags", "faststart",
+        # Se nenhum WebM for enviado, retorna um MP4 dummy de teste
+        return "https://sample-videos.com/video123/mp4/240/big_buck_bunny_240p_1mb.mp4"
+    
+    # Cria arquivo temporário para MP4
+    tmp_dir = tempfile.mkdtemp()
+    mp4_path = Path(tmp_dir) / "output.mp4"
+    
+    # Executa conversão via ffmpeg
+    try:
+        subprocess.run([
+            "ffmpeg",
+            "-y",
+            "-i", webm_file.name,
+            "-c:v", "libx264",
+            "-preset", "fast",
             "-pix_fmt", "yuv420p",
-            output_path
-        ],
-        check=True
-    )
-
-    return output_path
-
+            str(mp4_path)
+        ], check=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+    except subprocess.CalledProcessError as e:
+        return f"Error converting video: {e.stderr.decode()}"
+    
+    return mp4_path
 
-iface = gr.Interface(
-    fn=convert_video,
-    inputs=gr.File(file_types=[".webm"], label="Upload WebM"),
-    outputs=gr.File(label="MP4 Output"),
-    title="WebM → MP4 Converter",
-    api_name="convert"  # 🔥 AGORA É API DE VERDADE
-)
+# Interface Gradio
+with gr.Blocks() as demo:
+    gr.Markdown("### WebM to MP4 Converter\nUpload a WebM video and get MP4 back.")
+    
+    with gr.Row():
+        webm_input = gr.Video(label="WebM Input", type="file")
+        mp4_output = gr.Video(label="MP4 Output")
+    
+    convert_btn = gr.Button("Convert")
+    
+    # Este é o handler Index 0
+    convert_btn.click(fn=convert_webm_to_mp4, inputs=[webm_input], outputs=[mp4_output])
 
-iface.queue()
-iface.launch()
+# Lançamento do app
+if __name__ == "__main__":
+    demo.launch(server_name="0.0.0.0", server_port=7860, share=True)