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-rw-r--r--modules/bsrgan_model.py76
1 files changed, 0 insertions, 76 deletions
diff --git a/modules/bsrgan_model.py b/modules/bsrgan_model.py
deleted file mode 100644
index 737e1a76..00000000
--- a/modules/bsrgan_model.py
+++ /dev/null
@@ -1,76 +0,0 @@
-import os.path
-import sys
-import traceback
-
-import PIL.Image
-import numpy as np
-import torch
-from basicsr.utils.download_util import load_file_from_url
-
-import modules.upscaler
-from modules import devices, modelloader
-from modules.bsrgan_model_arch import RRDBNet
-
-
-class UpscalerBSRGAN(modules.upscaler.Upscaler):
- def __init__(self, dirname):
- self.name = "BSRGAN"
- self.model_name = "BSRGAN 4x"
- self.model_url = "https://github.com/cszn/KAIR/releases/download/v1.0/BSRGAN.pth"
- self.user_path = dirname
- super().__init__()
- model_paths = self.find_models(ext_filter=[".pt", ".pth"])
- scalers = []
- if len(model_paths) == 0:
- scaler_data = modules.upscaler.UpscalerData(self.model_name, self.model_url, self, 4)
- scalers.append(scaler_data)
- for file in model_paths:
- if "http" in file:
- name = self.model_name
- else:
- name = modelloader.friendly_name(file)
- try:
- scaler_data = modules.upscaler.UpscalerData(name, file, self, 4)
- scalers.append(scaler_data)
- except Exception:
- print(f"Error loading BSRGAN model: {file}", file=sys.stderr)
- print(traceback.format_exc(), file=sys.stderr)
- self.scalers = scalers
-
- def do_upscale(self, img: PIL.Image, selected_file):
- torch.cuda.empty_cache()
- model = self.load_model(selected_file)
- if model is None:
- return img
- model.to(devices.device_bsrgan)
- torch.cuda.empty_cache()
- img = np.array(img)
- img = img[:, :, ::-1]
- img = np.moveaxis(img, 2, 0) / 255
- img = torch.from_numpy(img).float()
- img = img.unsqueeze(0).to(devices.device_bsrgan)
- with torch.no_grad():
- output = model(img)
- output = output.squeeze().float().cpu().clamp_(0, 1).numpy()
- output = 255. * np.moveaxis(output, 0, 2)
- output = output.astype(np.uint8)
- output = output[:, :, ::-1]
- torch.cuda.empty_cache()
- return PIL.Image.fromarray(output, 'RGB')
-
- def load_model(self, path: str):
- if "http" in path:
- filename = load_file_from_url(url=self.model_url, model_dir=self.model_path, file_name="%s.pth" % self.name,
- progress=True)
- else:
- filename = path
- if not os.path.exists(filename) or filename is None:
- print(f"BSRGAN: Unable to load model from {filename}", file=sys.stderr)
- return None
- model = RRDBNet(in_nc=3, out_nc=3, nf=64, nb=23, gc=32, sf=4) # define network
- model.load_state_dict(torch.load(filename), strict=True)
- model.eval()
- for k, v in model.named_parameters():
- v.requires_grad = False
- return model
-