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49 lines
1.5 KiB
49 lines
1.5 KiB
import os |
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from comfy_extras.chainner_models import model_loading |
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from comfy.sd import load_torch_file |
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import model_management |
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import torch |
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import comfy.utils |
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import folder_paths |
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class UpscaleModelLoader: |
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@classmethod |
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def INPUT_TYPES(s): |
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return {"required": { "model_name": (folder_paths.get_filename_list("upscale_models"), ), |
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}} |
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RETURN_TYPES = ("UPSCALE_MODEL",) |
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FUNCTION = "load_model" |
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CATEGORY = "loaders" |
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def load_model(self, model_name): |
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model_path = folder_paths.get_full_path("upscale_models", model_name) |
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sd = load_torch_file(model_path) |
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out = model_loading.load_state_dict(sd).eval() |
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return (out, ) |
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class ImageUpscaleWithModel: |
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@classmethod |
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def INPUT_TYPES(s): |
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return {"required": { "upscale_model": ("UPSCALE_MODEL",), |
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"image": ("IMAGE",), |
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}} |
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RETURN_TYPES = ("IMAGE",) |
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FUNCTION = "upscale" |
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CATEGORY = "image/upscaling" |
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def upscale(self, upscale_model, image): |
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device = model_management.get_torch_device() |
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upscale_model.to(device) |
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in_img = image.movedim(-1,-3).to(device) |
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s = comfy.utils.tiled_scale(in_img, lambda a: upscale_model(a), tile_x=128 + 64, tile_y=128 + 64, overlap = 8, upscale_amount=upscale_model.scale) |
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upscale_model.cpu() |
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s = torch.clamp(s.movedim(-3,-1), min=0, max=1.0) |
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return (s,) |
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NODE_CLASS_MAPPINGS = { |
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"UpscaleModelLoader": UpscaleModelLoader, |
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"ImageUpscaleWithModel": ImageUpscaleWithModel |
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}
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