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model_index.json

@@ -5,6 +5,14 @@
     "diffusers",
     "LTX2Transformer3DModel"
   ],
+  "spatial_upsampler": [
+    "diffusers",
+    "LTX2LatentUpsampler"
+  ],
+  "temporal_upsampler": [
+    "diffusers",
+    "LTX2LatentUpsampler"
+  ],
   "vae": [
     "diffusers",
     "CausalVideoAutoencoder"

spatial_upsampler/config.json

@@ -0,0 +1,11 @@
+{
+  "_class_name": "LTX2LatentUpsampler",
+  "in_channels": 128,
+  "mid_channels": 1024,
+  "num_blocks_per_stage": 4,
+  "dims": 3,
+  "spatial_upsample": true,
+  "temporal_upsample": false,
+  "spatial_scale": 2.0,
+  "rational_resampler": true
+}

spatial_upsampler/model.safetensors

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a29d0701f1fe4fb8dc42419e861461f3e20485e66856d9230b681aab6b964a6a
+size 995743450

temporal_upsampler/config.json

@@ -0,0 +1,9 @@
+{
+  "_class_name": "LTX2LatentUpsampler",
+  "in_channels": 128,
+  "mid_channels": 512,
+  "num_blocks_per_stage": 4,
+  "dims": 3,
+  "spatial_upsample": false,
+  "temporal_upsample": true
+}

temporal_upsampler/model.safetensors

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4b6a87fe0feba467c926ea5898273a1f3290f2f40ec46ce1da53d106b796045e
+size 261943728