stable-diffusion-webui/modules/processing_scripts/sampler.py

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2024-03-20 06:17:11 +00:00
import gradio as gr
import functools
from modules import scripts, sd_samplers, sd_schedulers, shared
from modules.infotext_utils import PasteField
from modules.ui_components import FormRow, FormGroup
def get_sampler_from_infotext(d: dict):
return get_sampler_and_scheduler(d.get("Sampler"), d.get("Schedule type"))[0]
def get_scheduler_from_infotext(d: dict):
return get_sampler_and_scheduler(d.get("Sampler"), d.get("Schedule type"))[1]
@functools.cache
def get_sampler_and_scheduler(sampler_name, scheduler_name):
default_sampler = sd_samplers.samplers[0]
found_scheduler = sd_schedulers.schedulers_map.get(scheduler_name, sd_schedulers.schedulers[0])
name = sampler_name or default_sampler.name
for scheduler in sd_schedulers.schedulers:
name_options = [scheduler.label, scheduler.name, *(scheduler.aliases or [])]
for name_option in name_options:
if name.endswith(" " + name_option):
found_scheduler = scheduler
name = name[0:-(len(name_option) + 1)]
break
sampler = sd_samplers.all_samplers_map.get(name, default_sampler)
# revert back to Automatic if it's the default scheduler for the selected sampler
if sampler.options.get('scheduler', None) == found_scheduler.name:
found_scheduler = sd_schedulers.schedulers[0]
return sampler.name, found_scheduler.label
class ScriptSampler(scripts.ScriptBuiltinUI):
section = "sampler"
def __init__(self):
self.steps = None
self.sampler_name = None
self.scheduler = None
def title(self):
return "Sampler"
def ui(self, is_img2img):
sampler_names = [x.name for x in sd_samplers.visible_samplers()]
scheduler_names = [x.label for x in sd_schedulers.schedulers]
if shared.opts.samplers_in_dropdown:
with FormRow(elem_id=f"sampler_selection_{self.tabname}"):
self.sampler_name = gr.Dropdown(label='Sampling method', elem_id=f"{self.tabname}_sampling", choices=sampler_names, value=sampler_names[0])
self.scheduler = gr.Dropdown(label='Schedule type', elem_id=f"{self.tabname}_scheduler", choices=scheduler_names, value=scheduler_names[0])
self.steps = gr.Slider(minimum=1, maximum=150, step=1, elem_id=f"{self.tabname}_steps", label="Sampling steps", value=20)
else:
with FormGroup(elem_id=f"sampler_selection_{self.tabname}"):
self.steps = gr.Slider(minimum=1, maximum=150, step=1, elem_id=f"{self.tabname}_steps", label="Sampling steps", value=20)
self.sampler_name = gr.Radio(label='Sampling method', elem_id=f"{self.tabname}_sampling", choices=sampler_names, value=sampler_names[0])
self.scheduler = gr.Dropdown(label='Schedule type', elem_id=f"{self.tabname}_scheduler", choices=scheduler_names, value=scheduler_names[0])
self.infotext_fields = [
PasteField(self.steps, "Steps", api="steps"),
PasteField(self.sampler_name, get_sampler_from_infotext, api="sampler_name"),
PasteField(self.scheduler, get_scheduler_from_infotext, api="scheduler"),
]
return self.steps, self.sampler_name, self.scheduler
def setup(self, p, steps, sampler_name, scheduler):
p.steps = steps
p.sampler_name = sampler_name
p.scheduler = scheduler