mirror of
https://github.com/openvinotoolkit/stable-diffusion-webui.git
synced 2024-12-14 22:53:25 +03:00
20c33f4423
Mandatory for me as I have a RTX 2070 (8Gb) and I get CUDA OOM if two users launch jobs at the same time. I can also use multiple tabs and jobs will be queued. You may not want it to be the default though.
1345 lines
52 KiB
Python
1345 lines
52 KiB
Python
import argparse
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import os
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import sys
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from collections import namedtuple
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import torch
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import torch.nn as nn
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import numpy as np
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import gradio as gr
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from omegaconf import OmegaConf
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from PIL import Image, ImageFont, ImageDraw, PngImagePlugin
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from torch import autocast
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import mimetypes
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import random
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import math
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import html
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import time
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import json
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import traceback
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import k_diffusion.sampling
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from ldm.util import instantiate_from_config
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from ldm.models.diffusion.ddim import DDIMSampler
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from ldm.models.diffusion.plms import PLMSSampler
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try:
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# this silences the annoying "Some weights of the model checkpoint were not used when initializing..." message at start.
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from transformers import logging
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logging.set_verbosity_error()
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except Exception:
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pass
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# this is a fix for Windows users. Without it, javascript files will be served with text/html content-type and the bowser will not show any UI
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mimetypes.init()
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mimetypes.add_type('application/javascript', '.js')
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# some of those options should not be changed at all because they would break the model, so I removed them from options.
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opt_C = 4
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opt_f = 8
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LANCZOS = (Image.Resampling.LANCZOS if hasattr(Image, 'Resampling') else Image.LANCZOS)
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invalid_filename_chars = '<>:"/\\|?*\n'
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config_filename = "config.json"
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parser = argparse.ArgumentParser()
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parser.add_argument("--config", type=str, default="configs/stable-diffusion/v1-inference.yaml", help="path to config which constructs model",)
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parser.add_argument("--ckpt", type=str, default="models/ldm/stable-diffusion-v1/model.ckpt", help="path to checkpoint of model",)
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parser.add_argument("--gfpgan-dir", type=str, help="GFPGAN directory", default=('./src/gfpgan' if os.path.exists('./src/gfpgan') else './GFPGAN'))
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parser.add_argument("--no-half", action='store_true', help="do not switch the model to 16-bit floats")
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parser.add_argument("--no-progressbar-hiding", action='store_true', help="do not hide progressbar in gradio UI (we hide it because it slows down ML if you have hardware accleration in browser)")
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parser.add_argument("--max-batch-count", type=int, default=16, help="maximum batch count value for the UI")
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parser.add_argument("--embeddings-dir", type=str, default='embeddings', help="embeddings dirtectory for textual inversion (default: embeddings)")
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parser.add_argument("--allow-code", action='store_true', help="allow custom script execution from webui")
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cmd_opts = parser.parse_args()
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css_hide_progressbar = """
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.wrap .m-12 svg { display:none!important; }
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.wrap .m-12::before { content:"Loading..." }
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.progress-bar { display:none!important; }
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.meta-text { display:none!important; }
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"""
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SamplerData = namedtuple('SamplerData', ['name', 'constructor'])
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samplers = [
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*[SamplerData(x[0], lambda funcname=x[1]: KDiffusionSampler(funcname)) for x in [
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('LMS', 'sample_lms'),
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('Heun', 'sample_heun'),
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('Euler', 'sample_euler'),
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('Euler ancestral', 'sample_euler_ancestral'),
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('DPM 2', 'sample_dpm_2'),
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('DPM 2 Ancestral', 'sample_dpm_2_ancestral'),
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] if hasattr(k_diffusion.sampling, x[1])],
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SamplerData('DDIM', lambda: VanillaStableDiffusionSampler(DDIMSampler)),
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SamplerData('PLMS', lambda: VanillaStableDiffusionSampler(PLMSSampler)),
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]
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samplers_for_img2img = [x for x in samplers if x.name != 'DDIM' and x.name != 'PLMS']
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RealesrganModelInfo = namedtuple("RealesrganModelInfo", ["name", "location", "model", "netscale"])
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try:
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from basicsr.archs.rrdbnet_arch import RRDBNet
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from realesrgan import RealESRGANer
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from realesrgan.archs.srvgg_arch import SRVGGNetCompact
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realesrgan_models = [
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RealesrganModelInfo(
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name="Real-ESRGAN 4x plus",
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location="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.1.0/RealESRGAN_x4plus.pth",
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netscale=4, model=lambda: RRDBNet(num_in_ch=3, num_out_ch=3, num_feat=64, num_block=23, num_grow_ch=32, scale=4)
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),
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RealesrganModelInfo(
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name="Real-ESRGAN 4x plus anime 6B",
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location="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.2.4/RealESRGAN_x4plus_anime_6B.pth",
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netscale=4, model=lambda: RRDBNet(num_in_ch=3, num_out_ch=3, num_feat=64, num_block=6, num_grow_ch=32, scale=4)
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),
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RealesrganModelInfo(
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name="Real-ESRGAN 2x plus",
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location="https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.1/RealESRGAN_x2plus.pth",
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netscale=2, model=lambda: RRDBNet(num_in_ch=3, num_out_ch=3, num_feat=64, num_block=23, num_grow_ch=32, scale=2)
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),
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]
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have_realesrgan = True
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except Exception:
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print("Error loading Real-ESRGAN:", file=sys.stderr)
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print(traceback.format_exc(), file=sys.stderr)
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realesrgan_models = [RealesrganModelInfo('None', '', 0, None)]
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have_realesrgan = False
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sd_upscalers = {
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"RealESRGAN": lambda img: upscale_with_realesrgan(img, 2, 0),
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"Lanczos": lambda img: img.resize((img.width*2, img.height*2), resample=LANCZOS),
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"None": lambda img: img
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}
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class Options:
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class OptionInfo:
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def __init__(self, default=None, label="", component=None, component_args=None):
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self.default = default
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self.label = label
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self.component = component
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self.component_args = component_args
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data = None
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data_labels = {
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"outdir": OptionInfo("", "Output dictectory; if empty, defaults to 'outputs/*'"),
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"samples_save": OptionInfo(True, "Save indiviual samples"),
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"samples_format": OptionInfo('png', 'File format for indiviual samples'),
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"grid_save": OptionInfo(True, "Save image grids"),
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"grid_format": OptionInfo('png', 'File format for grids'),
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"grid_extended_filename": OptionInfo(False, "Add extended info (seed, prompt) to filename when saving grid"),
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"n_rows": OptionInfo(-1, "Grid row count; use -1 for autodetect and 0 for it to be same as batch size", gr.Slider, {"minimum": -1, "maximum": 16, "step": 1}),
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"jpeg_quality": OptionInfo(80, "Quality for saved jpeg images", gr.Slider, {"minimum": 1, "maximum": 100, "step": 1}),
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"export_for_4chan": OptionInfo(True, "If PNG image is larger than 4MB or any dimension is larger than 4000, downscale and save copy as JPG"),
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"enable_pnginfo": OptionInfo(True, "Save text information about generation parameters as chunks to png files"),
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"prompt_matrix_add_to_start": OptionInfo(True, "In prompt matrix, add the variable combination of text to the start of the prompt, rather than the end"),
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"sd_upscale_upscaler_index": OptionInfo("RealESRGAN", "Upscaler to use for SD upscale", gr.Radio, {"choices": list(sd_upscalers.keys())}),
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"sd_upscale_overlap": OptionInfo(64, "Overlap for tiles for SD upscale. The smaller it is, the less smooth transition from one tile to another", gr.Slider, {"minimum": 0, "maximum": 256, "step": 16}),
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}
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def __init__(self):
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self.data = {k: v.default for k, v in self.data_labels.items()}
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def __setattr__(self, key, value):
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if self.data is not None:
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if key in self.data:
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self.data[key] = value
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return super(Options, self).__setattr__(key, value)
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def __getattr__(self, item):
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if self.data is not None:
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if item in self.data:
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return self.data[item]
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if item in self.data_labels:
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return self.data_labels[item].default
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return super(Options, self).__getattribute__(item)
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def save(self, filename):
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with open(filename, "w", encoding="utf8") as file:
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json.dump(self.data, file)
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def load(self, filename):
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with open(filename, "r", encoding="utf8") as file:
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self.data = json.load(file)
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def load_model_from_config(config, ckpt, verbose=False):
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print(f"Loading model from {ckpt}")
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pl_sd = torch.load(ckpt, map_location="cpu")
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if "global_step" in pl_sd:
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print(f"Global Step: {pl_sd['global_step']}")
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sd = pl_sd["state_dict"]
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model = instantiate_from_config(config.model)
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m, u = model.load_state_dict(sd, strict=False)
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if len(m) > 0 and verbose:
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print("missing keys:")
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print(m)
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if len(u) > 0 and verbose:
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print("unexpected keys:")
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print(u)
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model.cuda()
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model.eval()
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return model
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def create_random_tensors(shape, seeds):
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xs = []
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for seed in seeds:
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torch.manual_seed(seed)
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# randn results depend on device; gpu and cpu get different results for same seed;
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# the way I see it, it's better to do this on CPU, so that everyone gets same result;
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# but the original script had it like this so i do not dare change it for now because
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# it will break everyone's seeds.
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xs.append(torch.randn(shape, device=device))
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x = torch.stack(xs)
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return x
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def torch_gc():
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torch.cuda.empty_cache()
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torch.cuda.ipc_collect()
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def save_image(image, path, basename, seed=None, prompt=None, extension='png', info=None, short_filename=False):
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if short_filename or prompt is None or seed is None:
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filename = f"{basename}"
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else:
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filename = f"{basename}-{seed}-{sanitize_filename_part(prompt)[:128]}"
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if extension == 'png' and opts.enable_pnginfo and info is not None:
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pnginfo = PngImagePlugin.PngInfo()
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pnginfo.add_text("parameters", info)
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else:
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pnginfo = None
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os.makedirs(path, exist_ok=True)
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fullfn = os.path.join(path, f"{filename}.{extension}")
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image.save(fullfn, quality=opts.jpeg_quality, pnginfo=pnginfo)
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target_side_length = 4000
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oversize = image.width > target_side_length or image.height > target_side_length
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if opts.export_for_4chan and (oversize or os.stat(fullfn).st_size > 4 * 1024 * 1024):
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ratio = image.width / image.height
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if oversize and ratio > 1:
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image = image.resize((target_side_length, image.height * target_side_length // image.width), LANCZOS)
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elif oversize:
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image = image.resize((image.width * target_side_length // image.height, target_side_length), LANCZOS)
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image.save(os.path.join(path, f"{filename}.jpg"), quality=opts.jpeg_quality, pnginfo=pnginfo)
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def sanitize_filename_part(text):
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return text.replace(' ', '_').translate({ord(x): '' for x in invalid_filename_chars})[:128]
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def plaintext_to_html(text):
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text = "".join([f"<p>{html.escape(x)}</p>\n" for x in text.split('\n')])
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return text
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def load_gfpgan():
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model_name = 'GFPGANv1.3'
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model_path = os.path.join(cmd_opts.gfpgan_dir, 'experiments/pretrained_models', model_name + '.pth')
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if not os.path.isfile(model_path):
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raise Exception("GFPGAN model not found at path "+model_path)
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sys.path.append(os.path.abspath(cmd_opts.gfpgan_dir))
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from gfpgan import GFPGANer
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return GFPGANer(model_path=model_path, upscale=1, arch='clean', channel_multiplier=2, bg_upsampler=None)
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def image_grid(imgs, batch_size=1, rows=None):
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if rows is None:
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if opts.n_rows > 0:
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rows = opts.n_rows
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elif opts.n_rows == 0:
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rows = batch_size
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else:
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rows = math.sqrt(len(imgs))
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rows = round(rows)
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cols = math.ceil(len(imgs) / rows)
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w, h = imgs[0].size
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grid = Image.new('RGB', size=(cols * w, rows * h), color='black')
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for i, img in enumerate(imgs):
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grid.paste(img, box=(i % cols * w, i // cols * h))
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return grid
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Grid = namedtuple("Grid", ["tiles", "tile_w", "tile_h", "image_w", "image_h", "overlap"])
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def split_grid(image, tile_w=512, tile_h=512, overlap=64):
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w = image.width
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h = image.height
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now = tile_w - overlap # non-overlap width
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noh = tile_h - overlap
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cols = math.ceil((w - overlap) / now)
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rows = math.ceil((h - overlap) / noh)
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grid = Grid([], tile_w, tile_h, w, h, overlap)
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for row in range(rows):
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row_images = []
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y = row * noh
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if y + tile_h >= h:
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y = h - tile_h
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for col in range(cols):
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x = col * now
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if x+tile_w >= w:
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x = w - tile_w
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tile = image.crop((x, y, x + tile_w, y + tile_h))
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row_images.append([x, tile_w, tile])
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grid.tiles.append([y, tile_h, row_images])
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return grid
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def combine_grid(grid):
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def make_mask_image(r):
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r = r * 255 / grid.overlap
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r = r.astype(np.uint8)
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return Image.fromarray(r, 'L')
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mask_w = make_mask_image(np.arange(grid.overlap, dtype=np.float).reshape((1, grid.overlap)).repeat(grid.tile_h, axis=0))
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mask_h = make_mask_image(np.arange(grid.overlap, dtype=np.float).reshape((grid.overlap, 1)).repeat(grid.image_w, axis=1))
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combined_image = Image.new("RGB", (grid.image_w, grid.image_h))
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for y, h, row in grid.tiles:
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combined_row = Image.new("RGB", (grid.image_w, h))
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for x, w, tile in row:
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if x == 0:
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combined_row.paste(tile, (0, 0))
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continue
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combined_row.paste(tile.crop((0, 0, grid.overlap, h)), (x, 0), mask=mask_w)
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combined_row.paste(tile.crop((grid.overlap, 0, w, h)), (x + grid.overlap, 0))
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if y == 0:
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combined_image.paste(combined_row, (0, 0))
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continue
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combined_image.paste(combined_row.crop((0, 0, combined_row.width, grid.overlap)), (0, y), mask=mask_h)
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combined_image.paste(combined_row.crop((0, grid.overlap, combined_row.width, h)), (0, y + grid.overlap))
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return combined_image
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class GridAnnotation:
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def __init__(self, text='', is_active=True):
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self.text = text
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self.is_active = is_active
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self.size = None
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def draw_grid_annotations(im, width, height, hor_texts, ver_texts):
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def wrap(drawing, text, font, line_length):
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lines = ['']
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for word in text.split():
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line = f'{lines[-1]} {word}'.strip()
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if drawing.textlength(line, font=font) <= line_length:
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lines[-1] = line
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else:
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lines.append(word)
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return lines
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def draw_texts(drawing, draw_x, draw_y, lines):
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for i, line in enumerate(lines):
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drawing.multiline_text((draw_x, draw_y + line.size[1] / 2), line.text, font=fnt, fill=color_active if line.is_active else color_inactive, anchor="mm", align="center")
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if not line.is_active:
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drawing.line((draw_x - line.size[0]//2, draw_y + line.size[1]//2, draw_x + line.size[0]//2, draw_y + line.size[1]//2), fill=color_inactive, width=4)
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draw_y += line.size[1] + line_spacing
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fontsize = (width + height) // 25
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line_spacing = fontsize // 2
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fnt = ImageFont.truetype("arial.ttf", fontsize)
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color_active = (0, 0, 0)
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color_inactive = (153, 153, 153)
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pad_left = width * 3 // 4 if len(hor_texts) > 1 else 0
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cols = im.width // width
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rows = im.height // height
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assert cols == len(hor_texts), f'bad number of horizontal texts: {len(hor_texts)}; must be {cols}'
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assert rows == len(ver_texts), f'bad number of vertical texts: {len(ver_texts)}; must be {rows}'
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calc_img = Image.new("RGB", (1, 1), "white")
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calc_d = ImageDraw.Draw(calc_img)
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for texts in hor_texts + ver_texts:
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items = [] + texts
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texts.clear()
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for line in items:
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wrapped = wrap(calc_d, line.text, fnt, width)
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texts += [GridAnnotation(x, line.is_active) for x in wrapped]
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for line in texts:
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bbox = calc_d.multiline_textbbox((0, 0), line.text, font=fnt)
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line.size = (bbox[2] - bbox[0], bbox[3] - bbox[1])
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hor_text_heights = [sum([line.size[1] + line_spacing for line in lines]) - line_spacing for lines in hor_texts]
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ver_text_heights = [sum([line.size[1] + line_spacing for line in lines]) - line_spacing * len(lines) for lines in ver_texts]
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pad_top = max(hor_text_heights) + line_spacing * 2
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result = Image.new("RGB", (im.width + pad_left, im.height + pad_top), "white")
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result.paste(im, (pad_left, pad_top))
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d = ImageDraw.Draw(result)
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for col in range(cols):
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x = pad_left + width * col + width / 2
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y = pad_top / 2 - hor_text_heights[col] / 2
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draw_texts(d, x, y, hor_texts[col])
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for row in range(rows):
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x = pad_left / 2
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y = pad_top + height * row + height / 2 - ver_text_heights[row] / 2
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|
|
draw_texts(d, x, y, ver_texts[row])
|
|
|
|
return result
|
|
|
|
|
|
def draw_prompt_matrix(im, width, height, all_prompts):
|
|
prompts = all_prompts[1:]
|
|
boundary = math.ceil(len(prompts) / 2)
|
|
|
|
prompts_horiz = prompts[:boundary]
|
|
prompts_vert = prompts[boundary:]
|
|
|
|
hor_texts = [[GridAnnotation(x, is_active=pos & (1 << i) != 0) for i, x in enumerate(prompts_horiz)] for pos in range(1 << len(prompts_horiz))]
|
|
ver_texts = [[GridAnnotation(x, is_active=pos & (1 << i) != 0) for i, x in enumerate(prompts_vert)] for pos in range(1 << len(prompts_vert))]
|
|
|
|
return draw_grid_annotations(im, width, height, hor_texts, ver_texts)
|
|
|
|
|
|
def draw_xy_grid(xs, ys, x_label, y_label, cell):
|
|
res = []
|
|
|
|
ver_texts = [[GridAnnotation(y_label(y))] for y in ys]
|
|
hor_texts = [[GridAnnotation(x_label(x))] for x in xs]
|
|
|
|
for y in ys:
|
|
for x in xs:
|
|
res.append(cell(x, y))
|
|
|
|
|
|
grid = image_grid(res, rows=len(ys))
|
|
grid = draw_grid_annotations(grid, res[0].width, res[0].height, hor_texts, ver_texts)
|
|
|
|
return grid
|
|
|
|
def resize_image(resize_mode, im, width, height):
|
|
if resize_mode == 0:
|
|
res = im.resize((width, height), resample=LANCZOS)
|
|
elif resize_mode == 1:
|
|
ratio = width / height
|
|
src_ratio = im.width / im.height
|
|
|
|
src_w = width if ratio > src_ratio else im.width * height // im.height
|
|
src_h = height if ratio <= src_ratio else im.height * width // im.width
|
|
|
|
resized = im.resize((src_w, src_h), resample=LANCZOS)
|
|
res = Image.new("RGB", (width, height))
|
|
res.paste(resized, box=(width // 2 - src_w // 2, height // 2 - src_h // 2))
|
|
else:
|
|
ratio = width / height
|
|
src_ratio = im.width / im.height
|
|
|
|
src_w = width if ratio < src_ratio else im.width * height // im.height
|
|
src_h = height if ratio >= src_ratio else im.height * width // im.width
|
|
|
|
resized = im.resize((src_w, src_h), resample=LANCZOS)
|
|
res = Image.new("RGB", (width, height))
|
|
res.paste(resized, box=(width // 2 - src_w // 2, height // 2 - src_h // 2))
|
|
|
|
if ratio < src_ratio:
|
|
fill_height = height // 2 - src_h // 2
|
|
res.paste(resized.resize((width, fill_height), box=(0, 0, width, 0)), box=(0, 0))
|
|
res.paste(resized.resize((width, fill_height), box=(0, resized.height, width, resized.height)), box=(0, fill_height + src_h))
|
|
elif ratio > src_ratio:
|
|
fill_width = width // 2 - src_w // 2
|
|
res.paste(resized.resize((fill_width, height), box=(0, 0, 0, height)), box=(0, 0))
|
|
res.paste(resized.resize((fill_width, height), box=(resized.width, 0, resized.width, height)), box=(fill_width + src_w, 0))
|
|
|
|
return res
|
|
|
|
|
|
def wrap_gradio_call(func):
|
|
def f(*p1, **p2):
|
|
t = time.perf_counter()
|
|
res = list(func(*p1, **p2))
|
|
elapsed = time.perf_counter() - t
|
|
|
|
# last item is always HTML
|
|
res[-1] = res[-1] + f"<p class='performance'>Time taken: {elapsed:.2f}s</p>"
|
|
|
|
return tuple(res)
|
|
|
|
return f
|
|
|
|
|
|
GFPGAN = None
|
|
if os.path.exists(cmd_opts.gfpgan_dir):
|
|
try:
|
|
GFPGAN = load_gfpgan()
|
|
print("Loaded GFPGAN")
|
|
except Exception:
|
|
print("Error loading GFPGAN:", file=sys.stderr)
|
|
print(traceback.format_exc(), file=sys.stderr)
|
|
|
|
|
|
class StableDiffuionModelHijack:
|
|
ids_lookup = {}
|
|
word_embeddings = {}
|
|
word_embeddings_checksums = {}
|
|
fixes = None
|
|
comments = None
|
|
dir_mtime = None
|
|
|
|
def load_textual_inversion_embeddings(self, dirname, model):
|
|
mt = os.path.getmtime(dirname)
|
|
if self.dir_mtime is not None and mt <= self.dir_mtime:
|
|
return
|
|
|
|
self.dir_mtime = mt
|
|
self.ids_lookup.clear()
|
|
self.word_embeddings.clear()
|
|
|
|
tokenizer = model.cond_stage_model.tokenizer
|
|
|
|
def const_hash(a):
|
|
r = 0
|
|
for v in a:
|
|
r = (r * 281 ^ int(v) * 997) & 0xFFFFFFFF
|
|
return r
|
|
|
|
def process_file(path, filename):
|
|
name = os.path.splitext(filename)[0]
|
|
|
|
data = torch.load(path)
|
|
param_dict = data['string_to_param']
|
|
assert len(param_dict) == 1, 'embedding file has multiple terms in it'
|
|
emb = next(iter(param_dict.items()))[1].reshape(768)
|
|
self.word_embeddings[name] = emb
|
|
self.word_embeddings_checksums[name] = f'{const_hash(emb)&0xffff:04x}'
|
|
|
|
ids = tokenizer([name], add_special_tokens=False)['input_ids'][0]
|
|
|
|
first_id = ids[0]
|
|
if first_id not in self.ids_lookup:
|
|
self.ids_lookup[first_id] = []
|
|
self.ids_lookup[first_id].append((ids, name))
|
|
|
|
for fn in os.listdir(dirname):
|
|
try:
|
|
process_file(os.path.join(dirname, fn), fn)
|
|
except Exception:
|
|
print(f"Error loading emedding {fn}:", file=sys.stderr)
|
|
print(traceback.format_exc(), file=sys.stderr)
|
|
continue
|
|
|
|
print(f"Loaded a total of {len(self.word_embeddings)} text inversion embeddings.")
|
|
|
|
def hijack(self, m):
|
|
model_embeddings = m.cond_stage_model.transformer.text_model.embeddings
|
|
|
|
model_embeddings.token_embedding = EmbeddingsWithFixes(model_embeddings.token_embedding, self)
|
|
m.cond_stage_model = FrozenCLIPEmbedderWithCustomWords(m.cond_stage_model, self)
|
|
|
|
|
|
class FrozenCLIPEmbedderWithCustomWords(torch.nn.Module):
|
|
def __init__(self, wrapped, hijack):
|
|
super().__init__()
|
|
self.wrapped = wrapped
|
|
self.hijack = hijack
|
|
self.tokenizer = wrapped.tokenizer
|
|
self.max_length = wrapped.max_length
|
|
self.token_mults = {}
|
|
|
|
tokens_with_parens = [(k, v) for k, v in self.tokenizer.get_vocab().items() if '(' in k or ')' in k or '[' in k or ']' in k]
|
|
for text, ident in tokens_with_parens:
|
|
mult = 1.0
|
|
for c in text:
|
|
if c == '[':
|
|
mult /= 1.1
|
|
if c == ']':
|
|
mult *= 1.1
|
|
if c == '(':
|
|
mult *= 1.1
|
|
if c == ')':
|
|
mult /= 1.1
|
|
|
|
if mult != 1.0:
|
|
self.token_mults[ident] = mult
|
|
|
|
def forward(self, text):
|
|
self.hijack.fixes = []
|
|
self.hijack.comments = []
|
|
remade_batch_tokens = []
|
|
id_start = self.wrapped.tokenizer.bos_token_id
|
|
id_end = self.wrapped.tokenizer.eos_token_id
|
|
maxlen = self.wrapped.max_length - 2
|
|
used_custom_terms = []
|
|
|
|
cache = {}
|
|
batch_tokens = self.wrapped.tokenizer(text, truncation=False, add_special_tokens=False)["input_ids"]
|
|
batch_multipliers = []
|
|
for tokens in batch_tokens:
|
|
tuple_tokens = tuple(tokens)
|
|
|
|
if tuple_tokens in cache:
|
|
remade_tokens, fixes, multipliers = cache[tuple_tokens]
|
|
else:
|
|
fixes = []
|
|
remade_tokens = []
|
|
multipliers = []
|
|
mult = 1.0
|
|
|
|
i = 0
|
|
while i < len(tokens):
|
|
token = tokens[i]
|
|
|
|
possible_matches = self.hijack.ids_lookup.get(token, None)
|
|
|
|
mult_change = self.token_mults.get(token)
|
|
if mult_change is not None:
|
|
mult *= mult_change
|
|
elif possible_matches is None:
|
|
remade_tokens.append(token)
|
|
multipliers.append(mult)
|
|
else:
|
|
found = False
|
|
for ids, word in possible_matches:
|
|
if tokens[i:i+len(ids)] == ids:
|
|
fixes.append((len(remade_tokens), word))
|
|
remade_tokens.append(777)
|
|
multipliers.append(mult)
|
|
i += len(ids) - 1
|
|
found = True
|
|
used_custom_terms.append((word, self.hijack.word_embeddings_checksums[word]))
|
|
break
|
|
|
|
if not found:
|
|
remade_tokens.append(token)
|
|
multipliers.append(mult)
|
|
|
|
i += 1
|
|
|
|
if len(remade_tokens) > maxlen - 2:
|
|
vocab = {v: k for k, v in self.wrapped.tokenizer.get_vocab().items()}
|
|
ovf = remade_tokens[maxlen - 2:]
|
|
overflowing_words = [vocab.get(int(x), "") for x in ovf]
|
|
overflowing_text = self.wrapped.tokenizer.convert_tokens_to_string(''.join(overflowing_words))
|
|
|
|
self.hijack.comments.append(f"Warning: too many input tokens; some ({len(overflowing_words)}) have been truncated:\n{overflowing_text}\n")
|
|
|
|
remade_tokens = remade_tokens + [id_end] * (maxlen - 2 - len(remade_tokens))
|
|
remade_tokens = [id_start] + remade_tokens[0:maxlen-2] + [id_end]
|
|
cache[tuple_tokens] = (remade_tokens, fixes, multipliers)
|
|
|
|
multipliers = multipliers + [1.0] * (maxlen - 2 - len(multipliers))
|
|
multipliers = [1.0] + multipliers[0:maxlen - 2] + [1.0]
|
|
|
|
remade_batch_tokens.append(remade_tokens)
|
|
self.hijack.fixes.append(fixes)
|
|
batch_multipliers.append(multipliers)
|
|
|
|
if len(used_custom_terms) > 0:
|
|
self.hijack.comments.append("Used custom terms: " + ", ".join([f'{word} [{checksum}]' for word, checksum in used_custom_terms]))
|
|
|
|
tokens = torch.asarray(remade_batch_tokens).to(self.wrapped.device)
|
|
outputs = self.wrapped.transformer(input_ids=tokens)
|
|
z = outputs.last_hidden_state
|
|
|
|
# restoring original mean is likely not correct, but it seems to work well to prevent artifacts that happen otherwise
|
|
batch_multipliers = torch.asarray(np.array(batch_multipliers)).to(device)
|
|
original_mean = z.mean()
|
|
z *= batch_multipliers.reshape(batch_multipliers.shape + (1,)).expand(z.shape)
|
|
new_mean = z.mean()
|
|
z *= original_mean / new_mean
|
|
|
|
return z
|
|
|
|
|
|
class EmbeddingsWithFixes(nn.Module):
|
|
def __init__(self, wrapped, embeddings):
|
|
super().__init__()
|
|
self.wrapped = wrapped
|
|
self.embeddings = embeddings
|
|
|
|
def forward(self, input_ids):
|
|
batch_fixes = self.embeddings.fixes
|
|
self.embeddings.fixes = None
|
|
|
|
inputs_embeds = self.wrapped(input_ids)
|
|
|
|
if batch_fixes is not None:
|
|
for fixes, tensor in zip(batch_fixes, inputs_embeds):
|
|
for offset, word in fixes:
|
|
tensor[offset] = self.embeddings.word_embeddings[word]
|
|
|
|
return inputs_embeds
|
|
|
|
|
|
class StableDiffusionProcessing:
|
|
def __init__(self, outpath=None, prompt="", seed=-1, sampler_index=0, batch_size=1, n_iter=1, steps=50, cfg_scale=7.0, width=512, height=512, prompt_matrix=False, use_GFPGAN=False, do_not_save_samples=False, do_not_save_grid=False, extra_generation_params=None):
|
|
self.outpath: str = outpath
|
|
self.prompt: str = prompt
|
|
self.seed: int = seed
|
|
self.sampler_index: int = sampler_index
|
|
self.batch_size: int = batch_size
|
|
self.n_iter: int = n_iter
|
|
self.steps: int = steps
|
|
self.cfg_scale: float = cfg_scale
|
|
self.width: int = width
|
|
self.height: int = height
|
|
self.prompt_matrix: bool = prompt_matrix
|
|
self.use_GFPGAN: bool = use_GFPGAN
|
|
self.do_not_save_samples: bool = do_not_save_samples
|
|
self.do_not_save_grid: bool = do_not_save_grid
|
|
self.extra_generation_params: dict = extra_generation_params
|
|
|
|
def init(self):
|
|
pass
|
|
|
|
def sample(self, x, conditioning, unconditional_conditioning):
|
|
raise NotImplementedError()
|
|
|
|
|
|
class VanillaStableDiffusionSampler:
|
|
def __init__(self, constructor):
|
|
self.sampler = constructor(sd_model)
|
|
|
|
def sample(self, p: StableDiffusionProcessing, x, conditioning, unconditional_conditioning):
|
|
samples_ddim, _ = self.sampler.sample(S=p.steps, conditioning=conditioning, batch_size=int(x.shape[0]), shape=x[0].shape, verbose=False, unconditional_guidance_scale=p.cfg_scale, unconditional_conditioning=unconditional_conditioning, x_T=x)
|
|
return samples_ddim
|
|
|
|
|
|
class CFGDenoiser(nn.Module):
|
|
def __init__(self, model):
|
|
super().__init__()
|
|
self.inner_model = model
|
|
|
|
def forward(self, x, sigma, uncond, cond, cond_scale):
|
|
x_in = torch.cat([x] * 2)
|
|
sigma_in = torch.cat([sigma] * 2)
|
|
cond_in = torch.cat([uncond, cond])
|
|
uncond, cond = self.inner_model(x_in, sigma_in, cond=cond_in).chunk(2)
|
|
return uncond + (cond - uncond) * cond_scale
|
|
|
|
|
|
class KDiffusionSampler:
|
|
def __init__(self, funcname):
|
|
self.model_wrap = k_diffusion.external.CompVisDenoiser(sd_model)
|
|
self.funcname = funcname
|
|
self.func = getattr(k_diffusion.sampling, self.funcname)
|
|
self.model_wrap_cfg = CFGDenoiser(self.model_wrap)
|
|
|
|
def sample(self, p: StableDiffusionProcessing, x, conditioning, unconditional_conditioning):
|
|
sigmas = self.model_wrap.get_sigmas(p.steps)
|
|
x = x * sigmas[0]
|
|
|
|
samples_ddim = self.func(self.model_wrap_cfg, x, sigmas, extra_args={'cond': conditioning, 'uncond': unconditional_conditioning, 'cond_scale': p.cfg_scale}, disable=False)
|
|
return samples_ddim
|
|
|
|
|
|
Processed = namedtuple('Processed', ['images','seed', 'info'])
|
|
|
|
|
|
def process_images(p: StableDiffusionProcessing) -> Processed:
|
|
"""this is the main loop that both txt2img and img2img use; it calls func_init once inside all the scopes and func_sample once per batch"""
|
|
|
|
prompt = p.prompt
|
|
model = sd_model
|
|
|
|
assert p.prompt is not None
|
|
torch_gc()
|
|
|
|
seed = int(random.randrange(4294967294) if p.seed == -1 else p.seed)
|
|
|
|
sample_path = os.path.join(p.outpath, "samples")
|
|
base_count = len(os.listdir(sample_path))
|
|
grid_count = len(os.listdir(p.outpath)) - 1
|
|
|
|
comments = []
|
|
|
|
prompt_matrix_parts = []
|
|
if p.prompt_matrix:
|
|
all_prompts = []
|
|
prompt_matrix_parts = prompt.split("|")
|
|
combination_count = 2 ** (len(prompt_matrix_parts) - 1)
|
|
for combination_num in range(combination_count):
|
|
selected_prompts = [text.strip().strip(',') for n, text in enumerate(prompt_matrix_parts[1:]) if combination_num & (1 << n)]
|
|
|
|
if opts.prompt_matrix_add_to_start:
|
|
selected_prompts = selected_prompts + [prompt_matrix_parts[0]]
|
|
else:
|
|
selected_prompts = [prompt_matrix_parts[0]] + selected_prompts
|
|
|
|
all_prompts.append(", ".join(selected_prompts))
|
|
|
|
p.n_iter = math.ceil(len(all_prompts) / p.batch_size)
|
|
all_seeds = len(all_prompts) * [seed]
|
|
|
|
print(f"Prompt matrix will create {len(all_prompts)} images using a total of {p.n_iter} batches.")
|
|
else:
|
|
all_prompts = p.batch_size * p.n_iter * [prompt]
|
|
all_seeds = [seed + x for x in range(len(all_prompts))]
|
|
|
|
generation_params = {
|
|
"Steps": p.steps,
|
|
"Sampler": samplers[p.sampler_index].name,
|
|
"CFG scale": p.cfg_scale,
|
|
"Seed": seed,
|
|
"GFPGAN": ("GFPGAN" if p.use_GFPGAN and GFPGAN is not None else None)
|
|
}
|
|
|
|
if p.extra_generation_params is not None:
|
|
generation_params.update(p.extra_generation_params)
|
|
|
|
generation_params_text = ", ".join([k if k == v else f'{k}: {v}' for k, v in generation_params.items() if v is not None])
|
|
|
|
def infotext():
|
|
return f"{prompt}\n{generation_params_text}".strip() + "".join(["\n\n" + x for x in comments])
|
|
|
|
if os.path.exists(cmd_opts.embeddings_dir):
|
|
model_hijack.load_textual_inversion_embeddings(cmd_opts.embeddings_dir, model)
|
|
|
|
output_images = []
|
|
with torch.no_grad(), autocast("cuda"), model.ema_scope():
|
|
p.init()
|
|
|
|
for n in range(p.n_iter):
|
|
prompts = all_prompts[n * p.batch_size:(n + 1) * p.batch_size]
|
|
seeds = all_seeds[n * p.batch_size:(n + 1) * p.batch_size]
|
|
|
|
uc = model.get_learned_conditioning(len(prompts) * [""])
|
|
c = model.get_learned_conditioning(prompts)
|
|
|
|
if len(model_hijack.comments) > 0:
|
|
comments += model_hijack.comments
|
|
|
|
# we manually generate all input noises because each one should have a specific seed
|
|
x = create_random_tensors([opt_C, p.height // opt_f, p.width // opt_f], seeds=seeds)
|
|
|
|
samples_ddim = p.sample(x=x, conditioning=c, unconditional_conditioning=uc)
|
|
|
|
x_samples_ddim = model.decode_first_stage(samples_ddim)
|
|
x_samples_ddim = torch.clamp((x_samples_ddim + 1.0) / 2.0, min=0.0, max=1.0)
|
|
|
|
if p.prompt_matrix or opts.samples_save or opts.grid_save:
|
|
for i, x_sample in enumerate(x_samples_ddim):
|
|
x_sample = 255. * np.moveaxis(x_sample.cpu().numpy(), 0, 2)
|
|
x_sample = x_sample.astype(np.uint8)
|
|
|
|
if p.use_GFPGAN and GFPGAN is not None:
|
|
torch_gc()
|
|
cropped_faces, restored_faces, restored_img = GFPGAN.enhance(x_sample, has_aligned=False, only_center_face=False, paste_back=True)
|
|
x_sample = restored_img
|
|
|
|
image = Image.fromarray(x_sample)
|
|
|
|
if not p.do_not_save_samples:
|
|
save_image(image, sample_path, f"{base_count:05}", seeds[i], prompts[i], opts.samples_format, info=infotext())
|
|
|
|
output_images.append(image)
|
|
base_count += 1
|
|
|
|
if (p.prompt_matrix or opts.grid_save) and not p.do_not_save_grid:
|
|
if p.prompt_matrix:
|
|
grid = image_grid(output_images, p.batch_size, rows=1 << ((len(prompt_matrix_parts)-1)//2))
|
|
|
|
try:
|
|
grid = draw_prompt_matrix(grid, p.width, p.height, prompt_matrix_parts)
|
|
except Exception:
|
|
import traceback
|
|
print("Error creating prompt_matrix text:", file=sys.stderr)
|
|
print(traceback.format_exc(), file=sys.stderr)
|
|
|
|
output_images.insert(0, grid)
|
|
else:
|
|
grid = image_grid(output_images, p.batch_size)
|
|
|
|
save_image(grid, p.outpath, f"grid-{grid_count:04}", seed, prompt, opts.grid_format, info=infotext(), short_filename=not opts.grid_extended_filename)
|
|
grid_count += 1
|
|
|
|
torch_gc()
|
|
return Processed(output_images, seed, infotext())
|
|
|
|
|
|
class StableDiffusionProcessingTxt2Img(StableDiffusionProcessing):
|
|
sampler = None
|
|
|
|
def init(self):
|
|
self.sampler = samplers[self.sampler_index].constructor()
|
|
|
|
def sample(self, x, conditioning, unconditional_conditioning):
|
|
samples_ddim = self.sampler.sample(self, x, conditioning, unconditional_conditioning)
|
|
return samples_ddim
|
|
|
|
def txt2img(prompt: str, steps: int, sampler_index: int, use_GFPGAN: bool, prompt_matrix: bool, n_iter: int, batch_size: int, cfg_scale: float, seed: int, height: int, width: int, code: str):
|
|
outpath = opts.outdir or "outputs/txt2img-samples"
|
|
|
|
p = StableDiffusionProcessingTxt2Img(
|
|
outpath=outpath,
|
|
prompt=prompt,
|
|
seed=seed,
|
|
sampler_index=sampler_index,
|
|
batch_size=batch_size,
|
|
n_iter=n_iter,
|
|
steps=steps,
|
|
cfg_scale=cfg_scale,
|
|
width=width,
|
|
height=height,
|
|
prompt_matrix=prompt_matrix,
|
|
use_GFPGAN=use_GFPGAN
|
|
)
|
|
|
|
if code != '' and cmd_opts.allow_code:
|
|
p.do_not_save_grid = True
|
|
p.do_not_save_samples = True
|
|
|
|
display_result_data = [[], -1, ""]
|
|
def display(imgs, s=display_result_data[1], i=display_result_data[2]):
|
|
display_result_data[0] = imgs
|
|
display_result_data[1] = s
|
|
display_result_data[2] = i
|
|
|
|
from types import ModuleType
|
|
compiled = compile(code, '', 'exec')
|
|
module = ModuleType("testmodule")
|
|
module.__dict__.update(globals())
|
|
module.p = p
|
|
module.display = display
|
|
exec(compiled, module.__dict__)
|
|
|
|
processed = Processed(*display_result_data)
|
|
else:
|
|
processed = process_images(p)
|
|
|
|
return processed.images, processed.seed, plaintext_to_html(processed.info)
|
|
|
|
|
|
class Flagging(gr.FlaggingCallback):
|
|
|
|
def setup(self, components, flagging_dir: str):
|
|
pass
|
|
|
|
def flag(self, flag_data, flag_option=None, flag_index=None, username=None):
|
|
import csv
|
|
|
|
os.makedirs("log/images", exist_ok=True)
|
|
|
|
# those must match the "txt2img" function
|
|
prompt, ddim_steps, sampler_name, use_gfpgan, prompt_matrix, ddim_eta, n_iter, n_samples, cfg_scale, request_seed, height, width, code, images, seed, comment = flag_data
|
|
|
|
filenames = []
|
|
|
|
with open("log/log.csv", "a", encoding="utf8", newline='') as file:
|
|
import time
|
|
import base64
|
|
|
|
at_start = file.tell() == 0
|
|
writer = csv.writer(file)
|
|
if at_start:
|
|
writer.writerow(["prompt", "seed", "width", "height", "cfgs", "steps", "filename"])
|
|
|
|
filename_base = str(int(time.time() * 1000))
|
|
for i, filedata in enumerate(images):
|
|
filename = "log/images/"+filename_base + ("" if len(images) == 1 else "-"+str(i+1)) + ".png"
|
|
|
|
if filedata.startswith("data:image/png;base64,"):
|
|
filedata = filedata[len("data:image/png;base64,"):]
|
|
|
|
with open(filename, "wb") as imgfile:
|
|
imgfile.write(base64.decodebytes(filedata.encode('utf-8')))
|
|
|
|
filenames.append(filename)
|
|
|
|
writer.writerow([prompt, seed, width, height, cfg_scale, ddim_steps, filenames[0]])
|
|
|
|
print("Logged:", filenames[0])
|
|
|
|
|
|
txt2img_interface = gr.Interface(
|
|
wrap_gradio_call(txt2img),
|
|
inputs=[
|
|
gr.Textbox(label="Prompt", placeholder="A corgi wearing a top hat as an oil painting.", lines=1),
|
|
gr.Slider(minimum=1, maximum=150, step=1, label="Sampling Steps", value=50),
|
|
gr.Radio(label='Sampling method', choices=[x.name for x in samplers], value=samplers[0].name, type="index"),
|
|
gr.Checkbox(label='Fix faces using GFPGAN', value=False, visible=GFPGAN is not None),
|
|
gr.Checkbox(label='Create prompt matrix (separate multiple prompts using |, and get all combinations of them)', value=False),
|
|
gr.Slider(minimum=1, maximum=cmd_opts.max_batch_count, step=1, label='Batch count (how many batches of images to generate)', value=1),
|
|
gr.Slider(minimum=1, maximum=8, step=1, label='Batch size (how many images are in a batch; memory-hungry)', value=1),
|
|
gr.Slider(minimum=1.0, maximum=15.0, step=0.5, label='Classifier Free Guidance Scale (how strongly the image should follow the prompt)', value=7.0),
|
|
gr.Number(label='Seed', value=-1),
|
|
gr.Slider(minimum=64, maximum=2048, step=64, label="Height", value=512),
|
|
gr.Slider(minimum=64, maximum=2048, step=64, label="Width", value=512),
|
|
gr.Textbox(label="Python script", visible=cmd_opts.allow_code, lines=1)
|
|
],
|
|
outputs=[
|
|
gr.Gallery(label="Images"),
|
|
gr.Number(label='Seed'),
|
|
gr.HTML(),
|
|
],
|
|
title="Stable Diffusion Text-to-Image",
|
|
flagging_callback=Flagging()
|
|
)
|
|
|
|
|
|
class StableDiffusionProcessingImg2Img(StableDiffusionProcessing):
|
|
sampler = None
|
|
|
|
def __init__(self, init_images=None, resize_mode=0, denoising_strength=0.75, **kwargs):
|
|
super().__init__(**kwargs)
|
|
|
|
self.init_images = init_images
|
|
self.resize_mode: int = resize_mode
|
|
self.denoising_strength: float = denoising_strength
|
|
self.init_latent = None
|
|
|
|
def init(self):
|
|
self.sampler = samplers_for_img2img[self.sampler_index].constructor()
|
|
|
|
imgs = []
|
|
for img in self.init_images:
|
|
image = img.convert("RGB")
|
|
image = resize_image(self.resize_mode, image, self.width, self.height)
|
|
image = np.array(image).astype(np.float32) / 255.0
|
|
image = np.moveaxis(image, 2, 0)
|
|
imgs.append(image)
|
|
|
|
if len(imgs) == 1:
|
|
batch_images = np.expand_dims(imgs[0], axis=0).repeat(self.batch_size, axis=0)
|
|
elif len(imgs) <= self.batch_size:
|
|
self.batch_size = len(imgs)
|
|
batch_images = np.array(imgs)
|
|
else:
|
|
raise RuntimeError(f"bad number of images passed: {len(imgs)}; expecting {self.batch_size} or less")
|
|
|
|
image = torch.from_numpy(batch_images)
|
|
image = 2. * image - 1.
|
|
image = image.to(device)
|
|
|
|
self.init_latent = sd_model.get_first_stage_encoding(sd_model.encode_first_stage(image))
|
|
|
|
def sample(self, x, conditioning, unconditional_conditioning):
|
|
t_enc = int(self.denoising_strength * self.steps)
|
|
|
|
sigmas = self.sampler.model_wrap.get_sigmas(self.steps)
|
|
noise = x * sigmas[self.steps - t_enc - 1]
|
|
|
|
xi = self.init_latent + noise
|
|
sigma_sched = sigmas[self.steps - t_enc - 1:]
|
|
samples_ddim = self.sampler.func(self.sampler.model_wrap_cfg, xi, sigma_sched, extra_args={'cond': conditioning, 'uncond': unconditional_conditioning, 'cond_scale': self.cfg_scale}, disable=False)
|
|
return samples_ddim
|
|
|
|
|
|
def img2img(prompt: str, init_img, ddim_steps: int, sampler_index: int, use_GFPGAN: bool, prompt_matrix, loopback: bool, sd_upscale: bool, n_iter: int, batch_size: int, cfg_scale: float, denoising_strength: float, seed: int, height: int, width: int, resize_mode: int):
|
|
outpath = opts.outdir or "outputs/img2img-samples"
|
|
|
|
assert 0. <= denoising_strength <= 1., 'can only work with strength in [0.0, 1.0]'
|
|
|
|
p = StableDiffusionProcessingImg2Img(
|
|
outpath=outpath,
|
|
prompt=prompt,
|
|
seed=seed,
|
|
sampler_index=sampler_index,
|
|
batch_size=batch_size,
|
|
n_iter=n_iter,
|
|
steps=ddim_steps,
|
|
cfg_scale=cfg_scale,
|
|
width=width,
|
|
height=height,
|
|
prompt_matrix=prompt_matrix,
|
|
use_GFPGAN=use_GFPGAN,
|
|
init_images=[init_img],
|
|
resize_mode=resize_mode,
|
|
denoising_strength=denoising_strength,
|
|
extra_generation_params={"Denoising Strength": denoising_strength}
|
|
)
|
|
|
|
if loopback:
|
|
output_images, info = None, None
|
|
history = []
|
|
initial_seed = None
|
|
initial_info = None
|
|
|
|
for i in range(n_iter):
|
|
p.n_iter = 1
|
|
p.batch_size = 1
|
|
p.do_not_save_grid = True
|
|
|
|
processed = process_images(p)
|
|
|
|
if initial_seed is None:
|
|
initial_seed = processed.seed
|
|
initial_info = processed.info
|
|
|
|
p.init_img = processed.images[0]
|
|
p.seed = processed.seed + 1
|
|
p.denoising_strength = max(p.denoising_strength * 0.95, 0.1)
|
|
history.append(processed.images[0])
|
|
|
|
grid_count = len(os.listdir(outpath)) - 1
|
|
grid = image_grid(history, batch_size, rows=1)
|
|
|
|
save_image(grid, outpath, f"grid-{grid_count:04}", initial_seed, prompt, opts.grid_format, info=info, short_filename=not opts.grid_extended_filename)
|
|
|
|
processed = Processed(history, initial_seed, initial_info)
|
|
|
|
elif sd_upscale:
|
|
initial_seed = None
|
|
initial_info = None
|
|
|
|
upscaler = sd_upscalers[opts.sd_upscale_upscaler_index]
|
|
img = upscaler(init_img)
|
|
|
|
torch_gc()
|
|
|
|
grid = split_grid(img, tile_w=width, tile_h=height, overlap=opts.sd_upscale_overlap)
|
|
|
|
p.n_iter = 1
|
|
p.do_not_save_grid = True
|
|
p.do_not_save_samples = True
|
|
|
|
work = []
|
|
work_results = []
|
|
|
|
for y, h, row in grid.tiles:
|
|
for tiledata in row:
|
|
work.append(tiledata[2])
|
|
|
|
batch_count = math.ceil(len(work) / p.batch_size)
|
|
print(f"SD upscaling will process a total of {len(work)} images tiled as {len(grid.tiles[0][2])}x{len(grid.tiles)} in a total of {batch_count} batches.")
|
|
|
|
for i in range(batch_count):
|
|
p.init_images = work[i*p.batch_size:(i+1)*p.batch_size]
|
|
|
|
processed = process_images(p)
|
|
|
|
if initial_seed is None:
|
|
initial_seed = processed.seed
|
|
initial_info = processed.info
|
|
|
|
p.seed = processed.seed + 1
|
|
work_results += processed.images
|
|
|
|
image_index = 0
|
|
for y, h, row in grid.tiles:
|
|
for tiledata in row:
|
|
tiledata[2] = work_results[image_index]
|
|
image_index += 1
|
|
|
|
combined_image = combine_grid(grid)
|
|
|
|
grid_count = len(os.listdir(outpath)) - 1
|
|
save_image(combined_image, outpath, f"grid-{grid_count:04}", initial_seed, prompt, opts.grid_format, info=initial_info, short_filename=not opts.grid_extended_filename)
|
|
|
|
processed = Processed([combined_image], initial_seed, initial_info)
|
|
|
|
else:
|
|
processed = process_images(p)
|
|
|
|
return processed.images, processed.seed, plaintext_to_html(processed.info)
|
|
|
|
|
|
sample_img2img = "assets/stable-samples/img2img/sketch-mountains-input.jpg"
|
|
sample_img2img = sample_img2img if os.path.exists(sample_img2img) else None
|
|
|
|
img2img_interface = gr.Interface(
|
|
wrap_gradio_call(img2img),
|
|
inputs=[
|
|
gr.Textbox(placeholder="A fantasy landscape, trending on artstation.", lines=1),
|
|
gr.Image(value=sample_img2img, source="upload", interactive=True, type="pil"),
|
|
gr.Slider(minimum=1, maximum=150, step=1, label="Sampling Steps", value=50),
|
|
gr.Radio(label='Sampling method', choices=[x.name for x in samplers_for_img2img], value=samplers_for_img2img[0].name, type="index"),
|
|
gr.Checkbox(label='Fix faces using GFPGAN', value=False, visible=GFPGAN is not None),
|
|
gr.Checkbox(label='Create prompt matrix (separate multiple prompts using |, and get all combinations of them)', value=False),
|
|
gr.Checkbox(label='Loopback (use images from previous batch when creating next batch)', value=False),
|
|
gr.Checkbox(label='Stable Diffusion upscale', value=False),
|
|
gr.Slider(minimum=1, maximum=cmd_opts.max_batch_count, step=1, label='Batch count (how many batches of images to generate)', value=1),
|
|
gr.Slider(minimum=1, maximum=8, step=1, label='Batch size (how many images are in a batch; memory-hungry)', value=1),
|
|
gr.Slider(minimum=1.0, maximum=15.0, step=0.5, label='Classifier Free Guidance Scale (how strongly the image should follow the prompt)', value=7.0),
|
|
gr.Slider(minimum=0.0, maximum=1.0, step=0.01, label='Denoising Strength', value=0.75),
|
|
gr.Number(label='Seed', value=-1),
|
|
gr.Slider(minimum=64, maximum=2048, step=64, label="Height", value=512),
|
|
gr.Slider(minimum=64, maximum=2048, step=64, label="Width", value=512),
|
|
gr.Radio(label="Resize mode", choices=["Just resize", "Crop and resize", "Resize and fill"], type="index", value="Just resize")
|
|
],
|
|
outputs=[
|
|
gr.Gallery(),
|
|
gr.Number(label='Seed'),
|
|
gr.HTML(),
|
|
],
|
|
allow_flagging="never",
|
|
)
|
|
|
|
|
|
def upscale_with_realesrgan(image, RealESRGAN_upscaling, RealESRGAN_model_index):
|
|
info = realesrgan_models[RealESRGAN_model_index]
|
|
|
|
model = info.model()
|
|
upsampler = RealESRGANer(
|
|
scale=info.netscale,
|
|
model_path=info.location,
|
|
model=model,
|
|
half=True
|
|
)
|
|
|
|
upsampled = upsampler.enhance(np.array(image), outscale=RealESRGAN_upscaling)[0]
|
|
|
|
image = Image.fromarray(upsampled)
|
|
return image
|
|
|
|
|
|
def run_extras(image, GFPGAN_strength, RealESRGAN_upscaling, RealESRGAN_model_index):
|
|
torch_gc()
|
|
|
|
image = image.convert("RGB")
|
|
|
|
outpath = opts.outdir or "outputs/extras-samples"
|
|
|
|
if GFPGAN is not None and GFPGAN_strength > 0:
|
|
cropped_faces, restored_faces, restored_img = GFPGAN.enhance(np.array(image, dtype=np.uint8), has_aligned=False, only_center_face=False, paste_back=True)
|
|
res = Image.fromarray(restored_img)
|
|
|
|
if GFPGAN_strength < 1.0:
|
|
res = Image.blend(image, res, GFPGAN_strength)
|
|
|
|
image = res
|
|
|
|
if have_realesrgan and RealESRGAN_upscaling != 1.0:
|
|
image = upscale_with_realesrgan(image, RealESRGAN_upscaling, RealESRGAN_model_index)
|
|
|
|
base_count = len(os.listdir(outpath))
|
|
save_image(image, outpath, f"{base_count:05}", None, '', opts.samples_format, short_filename=True)
|
|
|
|
return image, 0, ''
|
|
|
|
|
|
extras_interface = gr.Interface(
|
|
wrap_gradio_call(run_extras),
|
|
inputs=[
|
|
gr.Image(label="Source", source="upload", interactive=True, type="pil"),
|
|
gr.Slider(minimum=0.0, maximum=1.0, step=0.001, label="GFPGAN strength", value=1, interactive=GFPGAN is not None),
|
|
gr.Slider(minimum=1.0, maximum=4.0, step=0.05, label="Real-ESRGAN upscaling", value=2, interactive=have_realesrgan),
|
|
gr.Radio(label='Real-ESRGAN model', choices=[x.name for x in realesrgan_models], value=realesrgan_models[0].name, type="index", interactive=have_realesrgan),
|
|
],
|
|
outputs=[
|
|
gr.Image(label="Result"),
|
|
gr.Number(label='Seed', visible=False),
|
|
gr.HTML(),
|
|
],
|
|
allow_flagging="never",
|
|
)
|
|
|
|
opts = Options()
|
|
if os.path.exists(config_filename):
|
|
opts.load(config_filename)
|
|
|
|
|
|
def run_settings(*args):
|
|
up = []
|
|
|
|
for key, value, comp in zip(opts.data_labels.keys(), args, settings_interface.input_components):
|
|
opts.data[key] = value
|
|
up.append(comp.update(value=value))
|
|
|
|
opts.save(config_filename)
|
|
|
|
return 'Settings saved.', ''
|
|
|
|
|
|
def create_setting_component(key):
|
|
def fun():
|
|
return opts.data[key] if key in opts.data else opts.data_labels[key].default
|
|
|
|
info = opts.data_labels[key]
|
|
t = type(info.default)
|
|
|
|
if info.component is not None:
|
|
item = info.component(label=info.label, value=fun, **(info.component_args or {}))
|
|
elif t == str:
|
|
item = gr.Textbox(label=info.label, value=fun, lines=1)
|
|
elif t == int:
|
|
item = gr.Number(label=info.label, value=fun)
|
|
elif t == bool:
|
|
item = gr.Checkbox(label=info.label, value=fun)
|
|
else:
|
|
raise Exception(f'bad options item type: {str(t)} for key {key}')
|
|
|
|
return item
|
|
|
|
|
|
settings_interface = gr.Interface(
|
|
run_settings,
|
|
inputs=[create_setting_component(key) for key in opts.data_labels.keys()],
|
|
outputs=[
|
|
gr.Textbox(label='Result'),
|
|
gr.HTML(),
|
|
],
|
|
title=None,
|
|
description=None,
|
|
allow_flagging="never",
|
|
)
|
|
|
|
interfaces = [
|
|
(txt2img_interface, "txt2img"),
|
|
(img2img_interface, "img2img"),
|
|
(extras_interface, "Extras"),
|
|
(settings_interface, "Settings"),
|
|
]
|
|
|
|
sd_config = OmegaConf.load(cmd_opts.config)
|
|
sd_model = load_model_from_config(sd_config, cmd_opts.ckpt)
|
|
|
|
device = torch.device("cuda") if torch.cuda.is_available() else torch.device("cpu")
|
|
sd_model = (sd_model if cmd_opts.no_half else sd_model.half()).to(device)
|
|
|
|
model_hijack = StableDiffuionModelHijack()
|
|
model_hijack.hijack(sd_model)
|
|
|
|
demo = gr.TabbedInterface(
|
|
interface_list=[x[0] for x in interfaces],
|
|
tab_names=[x[1] for x in interfaces],
|
|
css=("" if cmd_opts.no_progressbar_hiding else css_hide_progressbar) + """
|
|
.output-html p {margin: 0 0.5em;}
|
|
.performance { font-size: 0.85em; color: #444; }
|
|
"""
|
|
)
|
|
|
|
demo.queue(concurrency_count=1)
|
|
demo.launch()
|