Update api/ltx_server.py

api/ltx_server.py

@@ -488,7 +488,7 @@ class VideoService:
             self.runtime_autocast_dtype = torch.bfloat16
             
             LTXV_FORCE_BF16_ON_FP8 = 1
-            force_promote = os.getenv("LTXV_FORCE_BF16_ON_FP8", "0") == "1"
+            force_promote = 1 #os.getenv("LTXV_FORCE_BF16_ON_FP8", "0") == "1"
             print(f"[DEBUG] FP8 detectado. force_promote={force_promote}")
             if force_promote and hasattr(torch, "float8_e4m3fn"):
                 try:
@@ -973,8 +973,7 @@ class VideoService:
                     video_encode_tool_singleton.save_video_from_tensor(
                         pixel_tensor,
                         output_video_path,
-                        fps=call_kwargs["frame_rate"],
-                        progress_callback=progress_callback
+                        fps=call_kwargs["frame_rate"]
                     )
         
                     try:
@@ -991,6 +990,7 @@ class VideoService:
             if (total_partes>1):
                 final_vid = os.path.join(results_dir, f"concat_fim_{used_seed}.mp4")
                 #partes_mp4_fade = self._gerar_lista_com_transicoes(pasta=results_dir, video_paths=partes_mp4, crossfade_frames=8)
+                final_vid = video_encode_tool_singleton.concatenate_videos(video_paths=partes_mp4, output_path="concate_fim.mp4", workspace_dir=results_dir)
                 self._concat_mp4s_no_reencode(partes_mp4, final_vid)
             else:
                 final_vid = partes_mp4[0]