feat: add pretrained dmae1d

Author: flavioschneider

README.md

@@ -241,7 +241,26 @@ composer = SpanBySpanComposer(
 y_long = composer(y, keep_start=True) # [1, 1, 98304]
 ```
 
+## Pretrained Models
 
+### Diffusion (Magnitude) AutoEncoder ([`dmae1d-ATC64-v1`](https://huggingface.co/archinetai/dmae1d-ATC64-v1/tree/main))
+```py
+from audio_diffusion_pytorch import AudioModel
+
+autoencoder = AudioModel.from_pretrained("dmae1d-ATC64-v1")
+
+x = torch.randn(1, 2, 2**18)
+z = autoencoder.encode(x) # [1, 32, 256]
+y = autoencoder.decode(z, num_steps=20) # [1, 2, 262144]
+```
+
+| Info  | |
+| ------------- | ------------- |
+| Input type | Audio (stereo @ 48kHz) |
+| Number of parameters  | 234.2M  |
+| Compression Factor | 64x |
+| Downsampling Factor | 1024x |
+| Bottleneck Type | Tanh |
 
 
 ## Experiments

audio_diffusion_pytorch/__init__.py

@@ -27,6 +27,7 @@
     AudioDiffusionUpphaser,
     AudioDiffusionUpsampler,
     AudioDiffusionVocoder,
+    AudioModel,
     DiffusionAutoencoder1d,
     DiffusionMAE1d,
     DiffusionUpphaser1d,

audio_diffusion_pytorch/model.py

@@ -500,3 +500,18 @@ def __init__(self, in_channels: int, **kwargs):
 
     def sample(self, *args, **kwargs):
         return super().sample(*args, **{**get_default_sampling_kwargs(), **kwargs})
+
+
+""" Pretrained Models Helper """
+
+REVISION = {"dmae1d-ATC64-v1": "07885065867977af43b460bb9c1422bdc90c29a0"}
+
+
+class AudioModel:
+    @staticmethod
+    def from_pretrained(name: str) -> nn.Module:
+        from transformers import AutoModel
+
+        return AutoModel.from_pretrained(
+            f"archinetai/{name}", trust_remote_code=True, revision=REVISION[name]
+        )

setup.py

@@ -3,7 +3,7 @@
 setup(
     name="audio-diffusion-pytorch",
     packages=find_packages(exclude=[]),
-    version="0.0.91",
+    version="0.0.92",
     license="MIT",
     description="Audio Diffusion - PyTorch",
     long_description_content_type="text/markdown",