stable-diffusion-webui/modules/generation_parameters_copyp...

102 lines
3.2 KiB
Python

import os
import re
import gradio as gr
from modules.shared import script_path
from modules import shared
re_param_code = r"\s*([\w ]+):\s*([^,]+)(?:,|$)"
re_param = re.compile(re_param_code)
re_params = re.compile(r"^(?:" + re_param_code + "){3,}$")
re_imagesize = re.compile(r"^(\d+)x(\d+)$")
type_of_gr_update = type(gr.update())
def parse_generation_parameters(x: str):
"""parses generation parameters string, the one you see in text field under the picture in UI:
```
girl with an artist's beret, determined, blue eyes, desert scene, computer monitors, heavy makeup, by Alphonse Mucha and Charlie Bowater, ((eyeshadow)), (coquettish), detailed, intricate
Negative prompt: ugly, fat, obese, chubby, (((deformed))), [blurry], bad anatomy, disfigured, poorly drawn face, mutation, mutated, (extra_limb), (ugly), (poorly drawn hands), messy drawing
Steps: 20, Sampler: Euler a, CFG scale: 7, Seed: 965400086, Size: 512x512, Model hash: 45dee52b
```
returns a dict with field values
"""
res = {}
prompt = ""
negative_prompt = ""
done_with_prompt = False
*lines, lastline = x.strip().split("\n")
if not re_params.match(lastline):
lines.append(lastline)
lastline = ''
for i, line in enumerate(lines):
line = line.strip()
if line.startswith("Negative prompt:"):
done_with_prompt = True
line = line[16:].strip()
if done_with_prompt:
negative_prompt += ("" if negative_prompt == "" else "\n") + line
else:
prompt += ("" if prompt == "" else "\n") + line
if len(prompt) > 0:
res["Prompt"] = prompt
if len(negative_prompt) > 0:
res["Negative prompt"] = negative_prompt
for k, v in re_param.findall(lastline):
m = re_imagesize.match(v)
if m is not None:
res[k+"-1"] = m.group(1)
res[k+"-2"] = m.group(2)
else:
res[k] = v
return res
def connect_paste(button, paste_fields, input_comp, js=None):
def paste_func(prompt):
if not prompt and not shared.cmd_opts.hide_ui_dir_config:
filename = os.path.join(script_path, "params.txt")
if os.path.exists(filename):
with open(filename, "r", encoding="utf8") as file:
prompt = file.read()
params = parse_generation_parameters(prompt)
res = []
for output, key in paste_fields:
if callable(key):
v = key(params)
else:
v = params.get(key, None)
if v is None:
res.append(gr.update())
elif isinstance(v, type_of_gr_update):
res.append(v)
else:
try:
valtype = type(output.value)
val = valtype(v)
res.append(gr.update(value=val))
except Exception:
res.append(gr.update())
return res
button.click(
fn=paste_func,
_js=js,
inputs=[input_comp],
outputs=[x[0] for x in paste_fields],
)