fastSD / backend /upscale /upscaler.py
thejagstudio's picture
Upload 61 files
510ee71 verified
from backend.models.lcmdiffusion_setting import DiffusionTask
from backend.models.upscale import UpscaleMode
from backend.upscale.edsr_upscale_onnx import upscale_edsr_2x
from backend.upscale.aura_sr_upscale import upscale_aura_sr
from backend.upscale.tiled_upscale import generate_upscaled_image
from context import Context
from PIL import Image
from state import get_settings
config = get_settings()
def upscale_image(
context: Context,
src_image_path: str,
dst_image_path: str,
scale_factor: int = 2,
upscale_mode: UpscaleMode = UpscaleMode.normal.value,
):
if upscale_mode == UpscaleMode.normal.value:
upscaled_img = upscale_edsr_2x(src_image_path)
upscaled_img.save(dst_image_path)
print(f"Upscaled image saved {dst_image_path}")
elif upscale_mode == UpscaleMode.aura_sr.value:
upscaled_img = upscale_aura_sr(src_image_path)
upscaled_img.save(dst_image_path)
print(f"Upscaled image saved {dst_image_path}")
else:
config.settings.lcm_diffusion_setting.strength = (
0.3 if config.settings.lcm_diffusion_setting.use_openvino else 0.1
)
config.settings.lcm_diffusion_setting.diffusion_task = (
DiffusionTask.image_to_image.value
)
generate_upscaled_image(
config.settings,
src_image_path,
config.settings.lcm_diffusion_setting.strength,
upscale_settings=None,
context=context,
tile_overlap=(
32 if config.settings.lcm_diffusion_setting.use_openvino else 16
),
output_path=dst_image_path,
image_format=config.settings.generated_images.format,
)
print(f"Upscaled image saved {dst_image_path}")
return [Image.open(dst_image_path)]