import os from modules import modelloader, errors from modules.shared import cmd_opts, opts from modules.upscaler import Upscaler, UpscalerData from modules.upscaler_utils import upscale_with_model class UpscalerRealESRGAN(Upscaler): def __init__(self, path): self.name = "RealESRGAN" self.user_path = path super().__init__() self.enable = True self.scalers = [] scalers = get_realesrgan_models(self) local_model_paths = self.find_models(ext_filter=[".pth"]) for scaler in scalers: if scaler.local_data_path.startswith("http"): filename = modelloader.friendly_name(scaler.local_data_path) local_model_candidates = [local_model for local_model in local_model_paths if local_model.endswith(f"{filename}.pth")] if local_model_candidates: scaler.local_data_path = local_model_candidates[0] if scaler.name in opts.realesrgan_enabled_models: self.scalers.append(scaler) def do_upscale(self, img, path): if not self.enable: return img try: info = self.load_model(path) except Exception: errors.report(f"Unable to load RealESRGAN model {path}", exc_info=True) return img mod = modelloader.load_spandrel_model( info.local_data_path, device=self.device, half=(not cmd_opts.no_half and not cmd_opts.upcast_sampling), expected_architecture="RealESRGAN", ) return upscale_with_model( mod, img, tile_size=opts.ESRGAN_tile, tile_overlap=opts.ESRGAN_tile_overlap, # TODO: `outscale`? ) def load_model(self, path): for scaler in self.scalers: if scaler.data_path == path: if scaler.local_data_path.startswith("http"): scaler.local_data_path = modelloader.load_file_from_url( scaler.data_path, model_dir=self.model_download_path, ) if not os.path.exists(scaler.local_data_path): raise FileNotFoundError(f"RealESRGAN data missing: {scaler.local_data_path}") return scaler raise ValueError(f"Unable to find model info: {path}") def get_realesrgan_models(scaler: UpscalerRealESRGAN): return [ UpscalerData( name="R-ESRGAN General 4xV3", path="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.5.0/realesr-general-x4v3.pth", scale=4, upscaler=scaler, ), UpscalerData( name="R-ESRGAN General WDN 4xV3", path="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.5.0/realesr-general-wdn-x4v3.pth", scale=4, upscaler=scaler, ), UpscalerData( name="R-ESRGAN AnimeVideo", path="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.5.0/realesr-animevideov3.pth", scale=4, upscaler=scaler, ), UpscalerData( name="R-ESRGAN 4x+", path="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.1.0/RealESRGAN_x4plus.pth", scale=4, upscaler=scaler, ), UpscalerData( name="R-ESRGAN 4x+ Anime6B", path="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.2.4/RealESRGAN_x4plus_anime_6B.pth", scale=4, upscaler=scaler, ), UpscalerData( name="R-ESRGAN 2x+", path="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.1/RealESRGAN_x2plus.pth", scale=2, upscaler=scaler, ), ]