Update api/ltx_server.py

api/ltx_server.py

@@ -520,7 +520,7 @@ class VideoService:
                 video_fade_fim = os.path.join(pasta, f"{base}_fade_fim_{i}.mp4")
                 cmd_fim = (
                     f'ffmpeg -y -hide_banner -loglevel error '
-                    f'-i "{base}" -vf "trim=start_frame=-{poda},setpts=PTS-STARTPTS" '
+                    f'-i "{base}" -vf "trim=start_frame={end_frame},setpts=PTS-STARTPTS" '
                     f'-an "{video_fade_fim}"'
                 )
                 subprocess.run(cmd_fim, shell=True, check=True)