Fooocus/modules/upscaler.py

26 lines
764 B
Python

import os
import torch
from comfy_extras.chainner_models.architecture.RRDB import RRDBNet as ESRGAN
from comfy_extras.nodes_upscale_model import ImageUpscaleWithModel
from collections import OrderedDict
from modules.path import upscale_models_path
model_filename = os.path.join(upscale_models_path, 'fooocus_upscaler_s409985e5.bin')
opImageUpscaleWithModel = ImageUpscaleWithModel()
model = None
def perform_upscale(img):
global model
if model is None:
sd = torch.load(model_filename)
sdo = OrderedDict()
for k, v in sd.items():
sdo[k.replace('residual_block_', 'RDB')] = v
del sd
model = ESRGAN(sdo)
model.cpu()
model.eval()
return opImageUpscaleWithModel.upscale(model, img)[0]