automatic/modules/upscaler.py

237 lines
9.6 KiB
Python

import os
import copy
from abc import abstractmethod
import PIL
from PIL import Image
import modules.shared
from modules import modelloader
LANCZOS = (Image.Resampling.LANCZOS if hasattr(Image, 'Resampling') else Image.LANCZOS)
NEAREST = (Image.Resampling.NEAREST if hasattr(Image, 'Resampling') else Image.NEAREST)
models = None
class Upscaler:
name = None
folder = None
model_path = None
model_name = None
model_url = None
enable = True
filter = None
model = None
user_path = None
scalers = []
tile = True
def __init__(self, create_dirs=True):
global models # pylint: disable=global-statement
if models is None:
models = modules.shared.readfile('html/upscalers.json')
self.mod_pad_h = None
self.tile_size = modules.shared.opts.upscaler_tile_size
self.tile_pad = modules.shared.opts.upscaler_tile_overlap
self.device = modules.shared.device
self.img = None
self.output = None
self.scale = 1
self.half = not modules.shared.cmd_opts.no_half
self.pre_pad = 0
self.mod_scale = None
self.model_download_path = None
if self.user_path is not None and len(self.user_path) > 0 and not os.path.exists(self.user_path):
modules.shared.log.info(f'Upscaler create: folder="{self.user_path}"')
if self.model_path is None and self.name:
self.model_path = os.path.join(modules.shared.models_path, self.name)
if self.model_path and create_dirs:
os.makedirs(self.model_path, exist_ok=True)
try:
import cv2 # pylint: disable=unused-import
self.can_tile = True
except Exception:
pass
def find_scalers(self):
scalers = []
loaded = []
for k, v in models.items(): # from config
if k != self.name:
continue
for model in v:
local_name = os.path.join(self.user_path, modelloader.friendly_fullname(model[1]))
model_path = local_name if os.path.exists(local_name) else model[1]
scaler = UpscalerData(name=f'{k} {model[0]}', path=model_path, upscaler=self)
scalers.append(scaler)
loaded.append(model_path)
# modules.shared.log.debug(f'Upscaler type={self.name} folder="{self.user_path}" model="{model[0]}" path="{model_path}"')
if not os.path.exists(self.user_path):
return scalers
for fn in os.listdir(self.user_path): # from folder
if not fn.endswith('.pth') and not fn.endswith('.pt'):
continue
file_name = os.path.join(self.user_path, fn)
if file_name not in loaded:
model_name = os.path.splitext(fn)[0]
scaler = UpscalerData(name=f'{self.name} {model_name}', path=file_name, upscaler=self)
scaler.custom = True
scalers.append(scaler)
loaded.append(file_name)
# modules.shared.log.debug(f'Upscaler type={self.name} folder="{self.user_path}" model="{model_name}" path="{file_name}"')
return scalers
@abstractmethod
def do_upscale(self, img: PIL.Image, selected_model: str):
return img
def upscale(self, img: PIL.Image, scale, selected_model: str = None):
orig_state = copy.deepcopy(modules.shared.state)
modules.shared.state.begin('upscale')
self.scale = scale
dest_w = int(img.width * scale)
dest_h = int(img.height * scale)
for _ in range(3):
shape = (img.width, img.height)
img = self.do_upscale(img, selected_model)
if shape == (img.width, img.height):
break
if img.width >= dest_w and img.height >= dest_h:
break
if img.width != dest_w or img.height != dest_h:
img = img.resize((int(dest_w), int(dest_h)), resample=LANCZOS)
modules.shared.state.end()
modules.shared.state = orig_state
return img
@abstractmethod
def load_model(self, path: str):
pass
def find_models(self, ext_filter=None) -> list: # pylint: disable=unused-argument
return modelloader.load_models(model_path=self.model_path, model_url=self.model_url, command_path=self.user_path)
def update_status(self, prompt):
modules.shared.log.info(f'Upscaler: type={self.name} model="{prompt}"')
def find_model(self, path):
info = None
for scaler in self.scalers:
if scaler.data_path == path:
info = scaler
break
if info is None:
modules.shared.log.error(f'Upscaler cannot match model: type={self.name} model="{path}"')
return None
if info.local_data_path.startswith("http"):
from modules.modelloader import load_file_from_url
info.local_data_path = load_file_from_url(url=info.data_path, model_dir=self.model_download_path, progress=True)
if not os.path.isfile(info.local_data_path):
modules.shared.log.error(f'Upscaler cannot find model: type={self.name} model="{info.local_data_path}"')
return None
return info
class UpscalerData:
custom: bool = False
name = None
data_path = None
scale: int = 4
scaler: Upscaler = None
model: None
def __init__(self, name: str, path: str, upscaler: Upscaler = None, scale: int = 4, model=None):
self.name = name
self.data_path = path
self.local_data_path = path
self.scaler = upscaler
self.scale = scale
self.model = model
class UpscalerNone(Upscaler):
name = "None"
scalers = []
def load_model(self, path):
pass
def do_upscale(self, img, selected_model=None):
return img
def __init__(self, dirname=None): # pylint: disable=unused-argument
super().__init__(False)
self.scalers = [UpscalerData("None", None, self)]
class UpscalerLanczos(Upscaler):
scalers = []
def do_upscale(self, img, selected_model=None):
return img.resize((int(img.width * self.scale), int(img.height * self.scale)), resample=LANCZOS)
def load_model(self, _):
pass
def __init__(self, dirname=None): # pylint: disable=unused-argument
super().__init__(False)
self.name = "Lanczos"
self.scalers = [UpscalerData("Lanczos", None, self)]
class UpscalerNearest(Upscaler):
scalers = []
def do_upscale(self, img, selected_model=None):
return img.resize((int(img.width * self.scale), int(img.height * self.scale)), resample=NEAREST)
def load_model(self, _):
pass
def __init__(self, dirname=None): # pylint: disable=unused-argument
super().__init__(False)
self.name = "Nearest"
self.scalers = [UpscalerData("Nearest", None, self)]
def compile_upscaler(model, name=""):
try:
if modules.shared.opts.ipex_optimize_upscaler:
import intel_extension_for_pytorch as ipex # pylint: disable=import-error, unused-import
from modules.devices import dtype as devices_dtype
model.training = False
model = ipex.optimize(model, dtype=devices_dtype, inplace=True, weights_prepack=False) # pylint: disable=attribute-defined-outside-init
modules.shared.log.info("Applied Upscaler IPEX Optimize.")
except Exception as err:
modules.shared.log.warning(f"Upscaler IPEX Optimize not supported: {err}")
try:
if modules.shared.opts.cuda_compile_upscaler and modules.shared.opts.cuda_compile_backend != 'none':
modules.shared.log.info(f"Upscaler Compiling: {name} mode={modules.shared.opts.cuda_compile_backend}")
import logging
import torch._dynamo # pylint: disable=unused-import,redefined-outer-name
use_old_compiled_model_state = False
if modules.shared.opts.cuda_compile_backend == "openvino_fx":
from modules.intel.openvino import openvino_fx, openvino_clear_caches # pylint: disable=unused-import
from modules.sd_models import CompiledModelState
openvino_clear_caches()
torch._dynamo.eval_frame.check_if_dynamo_supported = lambda: True # pylint: disable=protected-access
if modules.shared.compiled_model_state is not None:
use_old_compiled_model_state = True
old_compiled_model_state = modules.shared.compiled_model_state
modules.shared.compiled_model_state = CompiledModelState()
log_level = logging.WARNING if modules.shared.opts.cuda_compile_verbose else logging.CRITICAL # pylint: disable=protected-access
if hasattr(torch, '_logging'):
torch._logging.set_logs(dynamo=log_level, aot=log_level, inductor=log_level) # pylint: disable=protected-access
torch._dynamo.config.verbose = modules.shared.opts.cuda_compile_verbose # pylint: disable=protected-access
torch._dynamo.config.suppress_errors = modules.shared.opts.cuda_compile_errors # pylint: disable=protected-access
model = torch.compile(model, mode=modules.shared.opts.cuda_compile_mode, backend=modules.shared.opts.cuda_compile_backend, fullgraph=modules.shared.opts.cuda_compile_fullgraph) # pylint: disable=attribute-defined-outside-init
if use_old_compiled_model_state:
modules.shared.compiled_model_state = old_compiled_model_state
modules.shared.log.info("Upscaler: Complilation done.")
except Exception as err:
modules.shared.log.warning(f"Model compile not supported: {err}")
return model