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from typing import Union
from PIL import Image
import gradio as gr
from modules.shared import log
from modules.control import processors
from modules.control.units import controlnet
from modules.control.units import xs
from modules.control.units import lite
from modules.control.units import t2iadapter
from modules.control.units import reference # pylint: disable=unused-import
default_device = None
default_dtype = None
class Unit(): # mashup of gradio controls and mapping to actual implementation classes
def __init__(self,
# values
enabled: bool = None,
strength: float = None,
unit_type: str = None,
start: float = 0,
end: float = 1,
# ui bindings
enabled_cb = None,
reset_btn = None,
process_id = None,
preview_btn = None,
model_id = None,
model_strength = None,
preview_process = None,
image_upload = None,
image_reuse = None,
image_preview = None,
control_start = None,
control_end = None,
result_txt = None,
extra_controls: list = [],
):
self.enabled = enabled or False
self.type = unit_type
self.strength = strength or 1.0
self.start = start or 0
self.end = end or 1
self.start = min(self.start, self.end)
self.end = max(self.start, self.end)
# processor always exists, adapter and controlnet are optional
self.process: processors.Processor = processors.Processor()
self.adapter: t2iadapter.Adapter = None
self.controlnet: Union[controlnet.ControlNet, xs.ControlNetXS] = None
# map to input image
self.override: Image = None
# global settings but passed per-unit
self.factor = 1.0
self.guess = False
self.start = 0
self.end = 1
# reference settings
self.attention = 'Attention'
self.fidelity = 0.5
self.query_weight = 1.0
self.adain_weight = 1.0
def reset():
if self.process is not None:
self.process.reset()
if self.adapter is not None:
self.adapter.reset()
if self.controlnet is not None:
self.controlnet.reset()
self.override = None
return [True, 'None', 'None', 1.0] # reset ui values
def enabled_change(val):
self.enabled = val
def strength_change(val):
self.strength = val
def control_change(start, end):
self.start = min(start, end)
self.end = max(start, end)
def adapter_extra(c1):
self.factor = c1
def controlnet_extra(c1):
self.guess = c1
def controlnetxs_extra(_c1):
pass # gr.component passed directly to load method
def reference_extra(c1, c2, c3, c4):
self.attention = c1
self.fidelity = c2
self.query_weight = c3
self.adain_weight = c4
def upload_image(image_file):
if image_file is None:
return gr.update(value=None)
try:
self.process.override = Image.open(image_file.name)
self.override = self.process.override
log.debug(f'Control process upload image: path="{image_file.name}" image={self.process.override}')
return gr.update(visible=self.process.override is not None, value=self.process.override)
except Exception as e:
log.error(f'Control process upload image failed: path="{image_file.name}" error={e}')
return gr.update(visible=False, value=None)
def reuse_image(image):
log.debug(f'Control process reuse image: {image}')
self.process.override = image
self.override = self.process.override
return gr.update(visible=self.process.override is not None, value=self.process.override)
# actual init
if self.type == 't2i adapter':
self.adapter = t2iadapter.Adapter(device=default_device, dtype=default_dtype)
elif self.type == 'controlnet':
self.controlnet = controlnet.ControlNet(device=default_device, dtype=default_dtype)
elif self.type == 'xs':
self.controlnet = xs.ControlNetXS(device=default_device, dtype=default_dtype)
elif self.type == 'lite':
self.controlnet = lite.ControlLLLite(device=default_device, dtype=default_dtype)
elif self.type == 'reference':
pass
elif self.type == 'ip':
pass
else:
log.error(f'Control unknown type: unit={unit_type}')
return
# bind ui controls to properties if present
if self.type == 't2i adapter':
if model_id is not None:
model_id.change(fn=self.adapter.load, inputs=[model_id], outputs=[result_txt], show_progress=True)
if extra_controls is not None and len(extra_controls) > 0:
extra_controls[0].change(fn=adapter_extra, inputs=extra_controls)
elif self.type == 'controlnet':
if model_id is not None:
model_id.change(fn=self.controlnet.load, inputs=[model_id], outputs=[result_txt], show_progress=True)
if extra_controls is not None and len(extra_controls) > 0:
extra_controls[0].change(fn=controlnet_extra, inputs=extra_controls)
elif self.type == 'xs':
if model_id is not None:
model_id.change(fn=self.controlnet.load, inputs=[model_id, extra_controls[0]], outputs=[result_txt], show_progress=True)
if extra_controls is not None and len(extra_controls) > 0:
extra_controls[0].change(fn=controlnetxs_extra, inputs=extra_controls)
elif self.type == 'lite':
if model_id is not None:
model_id.change(fn=self.controlnet.load, inputs=[model_id], outputs=[result_txt], show_progress=True)
if extra_controls is not None and len(extra_controls) > 0:
extra_controls[0].change(fn=controlnetxs_extra, inputs=extra_controls)
elif self.type == 'reference':
if extra_controls is not None and len(extra_controls) > 0:
extra_controls[0].change(fn=reference_extra, inputs=extra_controls)
extra_controls[1].change(fn=reference_extra, inputs=extra_controls)
extra_controls[2].change(fn=reference_extra, inputs=extra_controls)
extra_controls[3].change(fn=reference_extra, inputs=extra_controls)
if enabled_cb is not None:
enabled_cb.change(fn=enabled_change, inputs=[enabled_cb])
if model_strength is not None:
model_strength.change(fn=strength_change, inputs=[model_strength])
if process_id is not None:
process_id.change(fn=self.process.load, inputs=[process_id], outputs=[result_txt], show_progress=True)
if reset_btn is not None:
reset_btn.click(fn=reset, inputs=[], outputs=[enabled_cb, model_id, process_id, model_strength])
if preview_btn is not None:
preview_btn.click(fn=self.process.preview, inputs=[], outputs=[preview_process]) # return list of images for gallery
if image_upload is not None:
image_upload.upload(fn=upload_image, inputs=[image_upload], outputs=[image_preview]) # return list of images for gallery
if image_reuse is not None:
image_reuse.click(fn=reuse_image, inputs=[preview_process], outputs=[image_preview]) # return list of images for gallery
if control_start is not None and control_end is not None:
control_start.change(fn=control_change, inputs=[control_start, control_end])
control_end.change(fn=control_change, inputs=[control_start, control_end])
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