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kijai
2024-10-30 16:08:08 +02:00
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# ComfyUI wrapper nodes for [Pyramid-Flow](https://github.com/jy0205/Pyramid-Flow)
## UPDATE
As the first Flux version is out, I'm dropping the SD3 support and refactored the whole thing, if you still want to use the old nodes they are archived in the legacy branch
https://github.com/user-attachments/assets/9592bfed-9cf8-438a-b1e6-969d6b13ec12
The fluxmini version can run with 7GB VRAM, currently it only supports 5 second videos (temp 16).
Fp8 severely reduces quality and is not recommended, only use it if you must.
Download models from:
https://huggingface.co/Kijai/pyramid-flow-comfy/tree/main
To `ComfyUI/models/diffusion_models` and `ComfyUI/models/vae`
https://github.com/user-attachments/assets/1372549a-4b4e-4569-a062-8f72880e8c4e
todo
- refactor to use comfy text encoding instead
- optimize memory use
https://github.com/user-attachments/assets/d0bd38eb-6378-4cfa-ae55-1b4498b7ce84
Besides text encoder, which can peak at ~12GB VRAM use, this should run at 9-10GB VRAM when using 1280x768.
With fp8 and 384p model it can fit under 6GB too. Note that these tests were done on 4090, older cards may not support every optimization.
Resolutions outside the model defaults perform poorly.
Model loading has not been optimized at all yet, currently needs everything (choose either of the transformers) from here:
https://huggingface.co/rain1011/pyramid-flow-sd3/tree/main
to:
`ComfyUI/models/pyramidflow/pyramid-flow-sd3`
So that the directory structure is as follows:
```
\ComfyUI\models\pyramidflow\pyramid-flow-sd3
├───causal_video_vae
│ config.json
│ diffusion_pytorch_model.safetensors
│
├───diffusion_transformer_384p
│ config.json
│ diffusion_pytorch_model.safetensors
│
├───diffusion_transformer_768p
│ config.json
│ diffusion_pytorch_model.safetensors
│
├───text_encoder
│ config.json
│ model.safetensors
│
├───text_encoder_2
│ config.json
│ model.safetensors
│
├───text_encoder_3
│ config.json
│ model-00001-of-00002.safetensors
│ model-00002-of-00002.safetensors
│ model.safetensors.index.json
│
├───tokenizer
│ merges.txt
│ special_tokens_map.json
│ tokenizer_config.json
│ vocab.json
│
├───tokenizer_2
│ merges.txt
│ special_tokens_map.json
│ tokenizer_config.json
│ vocab.json
│
└───tokenizer_3
special_tokens_map.json
spiece.model
tokenizer.json
tokenizer_config.json
```
Original repo: https://github.com/jy0205/Pyramid-Flow