46 lines
1.6 KiB
Python
46 lines
1.6 KiB
Python
import os
|
|
import sys
|
|
import traceback
|
|
|
|
from basicsr.utils.download_util import load_file_from_url
|
|
|
|
from modules.upscaler import Upscaler, UpscalerData
|
|
from modules.ldsr_model_arch import LDSR
|
|
from modules import shared
|
|
from modules.paths import models_path
|
|
|
|
|
|
class UpscalerLDSR(Upscaler):
|
|
def __init__(self, user_path):
|
|
self.name = "LDSR"
|
|
self.model_path = os.path.join(models_path, self.name)
|
|
self.user_path = user_path
|
|
self.model_url = "https://heibox.uni-heidelberg.de/f/578df07c8fc04ffbadf3/?dl=1"
|
|
self.yaml_url = "https://heibox.uni-heidelberg.de/f/31a76b13ea27482981b4/?dl=1"
|
|
super().__init__()
|
|
scaler_data = UpscalerData("LDSR", None, self)
|
|
self.scalers = [scaler_data]
|
|
|
|
def load_model(self, path: str):
|
|
model = load_file_from_url(url=self.model_url, model_dir=self.model_path,
|
|
file_name="model.pth", progress=True)
|
|
yaml = load_file_from_url(url=self.yaml_url, model_dir=self.model_path,
|
|
file_name="project.yaml", progress=True)
|
|
|
|
try:
|
|
return LDSR(model, yaml)
|
|
|
|
except Exception:
|
|
print("Error importing LDSR:", file=sys.stderr)
|
|
print(traceback.format_exc(), file=sys.stderr)
|
|
return None
|
|
|
|
def do_upscale(self, img, path):
|
|
ldsr = self.load_model(path)
|
|
if ldsr is None:
|
|
print("NO LDSR!")
|
|
return img
|
|
ddim_steps = shared.opts.ldsr_steps
|
|
pre_scale = shared.opts.ldsr_pre_down
|
|
return ldsr.super_resolution(img, ddim_steps, self.scale)
|