Update app.py

app.py

@@ -379,10 +379,8 @@ if st.button("Gerar Vídeo(s)"):
                             vf_af += f",drawtext=text='{encoder_name}':[email protected]:x=10:y=10:fontsize=24"
                         if usar_glitch:
                             vf_af += ",blackframe=1:0"
-                       # if res_random:
-                       #     w = random.choice([720, 960, 1080])
-                       #     h = random.choice([1280, 1440, 1920])
-                       #     vf_af += f",scale={w}:{h}"
+                        # 🔒 Garantir resolução 9:16 no Anti-Flop
+                        vf_af += ",scale=720:1280:force_original_aspect_ratio=decrease,pad=720:1280:(ow-iw)/2:(oh-ih)/2"                  
                         if transicoes:
                             effects = [
                                 "fade=t=in:st=0:d=0.5",