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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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from modules import deepbooru |
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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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append_interrogation = gr.Dropdown(label="Append interrogated prompt at each iteration", choices=["None", "CLIP", "DeepBooru"], value="None") |
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return [loops, denoising_strength_change_factor, append_interrogation] |
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def run(self, p, loops, denoising_strength_change_factor, append_interrogation): |
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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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original_prompt = p.prompt |
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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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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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if append_interrogation != "None": |
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p.prompt = original_prompt + ", " if original_prompt != "" else "" |
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if append_interrogation == "CLIP": |
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p.prompt += shared.interrogator.interrogate(p.init_images[0]) |
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elif append_interrogation == "DeepBooru": |
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p.prompt += deepbooru.model.tag(p.init_images[0]) |
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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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