Update app.py

app.py

@@ -61,6 +61,7 @@ from ltx_core.model.upsampler import upsample_video
 from ltx_core.model.video_vae import TilingConfig, get_video_chunks_number, decode_video as vae_decode_video
 from ltx_core.quantization import QuantizationPolicy
 from ltx_core.types import Audio, AudioLatentShape, VideoPixelShape
+from ltx_core.tools import VideoLatentShape
 from ltx_pipelines.distilled import DistilledPipeline
 from ltx_pipelines.utils import (
     res2s_audio_video_denoising_loop,