89 lines
3.0 KiB
Python
89 lines
3.0 KiB
Python
import numpy as np
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from tqdm import trange
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import modules.scripts as scripts
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import gradio as gr
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from modules import processing, shared, sd_samplers, images
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from modules.processing import Processed
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from modules.sd_samplers import samplers
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from modules.shared import opts, cmd_opts, state
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class Script(scripts.Script):
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def title(self):
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return "Loopback"
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def show(self, is_img2img):
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return is_img2img
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def ui(self, is_img2img):
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loops = gr.Slider(minimum=1, maximum=32, step=1, label='Loops', value=4, elem_id=self.elem_id("loops"))
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denoising_strength_change_factor = gr.Slider(minimum=0.9, maximum=1.1, step=0.01, label='Denoising strength change factor', value=1, elem_id=self.elem_id("denoising_strength_change_factor"))
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return [loops, denoising_strength_change_factor]
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def run(self, p, loops, denoising_strength_change_factor):
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processing.fix_seed(p)
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batch_count = p.n_iter
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p.extra_generation_params = {
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"Denoising strength change factor": denoising_strength_change_factor,
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}
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p.batch_size = 1
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p.n_iter = 1
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output_images, info = None, None
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initial_seed = None
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initial_info = None
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grids = []
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all_images = []
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original_init_image = p.init_images
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state.job_count = loops * batch_count
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initial_color_corrections = [processing.setup_color_correction(p.init_images[0])]
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for n in range(batch_count):
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history = []
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# Reset to original init image at the start of each batch
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p.init_images = original_init_image
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for i in range(loops):
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p.n_iter = 1
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p.batch_size = 1
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p.do_not_save_grid = True
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if opts.img2img_color_correction:
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p.color_corrections = initial_color_corrections
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state.job = f"Iteration {i + 1}/{loops}, batch {n + 1}/{batch_count}"
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processed = processing.process_images(p)
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if initial_seed is None:
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initial_seed = processed.seed
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initial_info = processed.info
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init_img = processed.images[0]
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p.init_images = [init_img]
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p.seed = processed.seed + 1
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p.denoising_strength = min(max(p.denoising_strength * denoising_strength_change_factor, 0.1), 1)
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history.append(processed.images[0])
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grid = images.image_grid(history, rows=1)
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if opts.grid_save:
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images.save_image(grid, p.outpath_grids, "grid", initial_seed, p.prompt, opts.grid_format, info=info, short_filename=not opts.grid_extended_filename, grid=True, p=p)
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grids.append(grid)
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all_images += history
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if opts.return_grid:
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all_images = grids + all_images
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processed = Processed(p, all_images, initial_seed, initial_info)
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return processed
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