Add inital commit for InfiniteTalk Transformer (based on Wan I2V transformer)

Author: dg845

src/diffusers/__init__.py

@@ -218,6 +218,7 @@
             "HunyuanVideoFramepackTransformer3DModel",
             "HunyuanVideoTransformer3DModel",
             "I2VGenXLUNet",
+            "InfiniteTalkTransformer3DModel",
             "Kandinsky3UNet",
             "LatteTransformer3DModel",
             "LTXVideoTransformer3DModel",
@@ -898,6 +899,7 @@
             HunyuanVideoFramepackTransformer3DModel,
             HunyuanVideoTransformer3DModel,
             I2VGenXLUNet,
+            InfiniteTalkTransformer3DModel,
             Kandinsky3UNet,
             LatteTransformer3DModel,
             LTXVideoTransformer3DModel,

src/diffusers/models/__init__.py

@@ -90,6 +90,7 @@
     _import_structure["transformers.transformer_hidream_image"] = ["HiDreamImageTransformer2DModel"]
     _import_structure["transformers.transformer_hunyuan_video"] = ["HunyuanVideoTransformer3DModel"]
     _import_structure["transformers.transformer_hunyuan_video_framepack"] = ["HunyuanVideoFramepackTransformer3DModel"]
+    _import_structure["transformers.transformer_infinitetalk"] = ["InfiniteTalkTransformer3DModel"]
     _import_structure["transformers.transformer_ltx"] = ["LTXVideoTransformer3DModel"]
     _import_structure["transformers.transformer_lumina2"] = ["Lumina2Transformer2DModel"]
     _import_structure["transformers.transformer_mochi"] = ["MochiTransformer3DModel"]
@@ -180,6 +181,7 @@
             HunyuanDiT2DModel,
             HunyuanVideoFramepackTransformer3DModel,
             HunyuanVideoTransformer3DModel,
+            InfiniteTalkTransformer3DModel,
             LatteTransformer3DModel,
             LTXVideoTransformer3DModel,
             Lumina2Transformer2DModel,

src/diffusers/models/transformers/__init__.py

@@ -27,6 +27,7 @@
     from .transformer_hidream_image import HiDreamImageTransformer2DModel
     from .transformer_hunyuan_video import HunyuanVideoTransformer3DModel
     from .transformer_hunyuan_video_framepack import HunyuanVideoFramepackTransformer3DModel
+    from .transformer_infinitetalk import InfiniteTalkTransformer3DModel
     from .transformer_ltx import LTXVideoTransformer3DModel
     from .transformer_lumina2 import Lumina2Transformer2DModel
     from .transformer_mochi import MochiTransformer3DModel