load transformer in fp8

app.py

@@ -29,7 +29,8 @@ DEFAULT_PROMPT = "An astronaut hatches from a fragile egg on the surface of the
 # HuggingFace Hub defaults
 DEFAULT_REPO_ID = "LTX-Colab/LTX-Video-Preview"
 DEFAULT_GEMMA_REPO_ID = "google/gemma-3-12b-it-qat-q4_0-unquantized"
-DEFAULT_CHECKPOINT_FILENAME = "ltx-2-19b-dev-rc1.safetensors"
+# DEFAULT_CHECKPOINT_FILENAME = "ltx-2-19b-dev-rc1.safetensors"
+DEFAULT_CHECKPOINT_FILENAME = "ltx-2-19b-dev-fp8-rc1.safetensors"
 DEFAULT_DISTILLED_LORA_FILENAME = "ltx-2-19b-distilled-lora-384-rc1.safetensors"
 DEFAULT_SPATIAL_UPSAMPLER_FILENAME = "ltx-2-spatial-upscaler-x2-1.0-rc1.safetensors"
 
@@ -79,7 +80,7 @@ pipeline = DistilledPipeline(
     spatial_upsampler_path=spatial_upsampler_path,
     gemma_root=DEFAULT_GEMMA_REPO_ID,
     loras=loras,
-    fp8transformer=False,
+    fp8transformer=True,
     local_files_only=False,
 )