import threading import torch buffer = [] outputs = [] def worker(): global buffer, outputs import time import shared import random import copy import modules.default_pipeline as pipeline import modules.core as core import modules.flags as flags import modules.path import modules.patch import modules.virtual_memory as virtual_memory import comfy.model_management from modules.sdxl_styles import apply_style, aspect_ratios, fooocus_expansion from modules.private_logger import log from modules.expansion import safe_str from modules.util import join_prompts, remove_empty_str, HWC3, resize_image from modules.upscaler import perform_upscale try: async_gradio_app = shared.gradio_root flag = f'''App started successful. Use the app with {str(async_gradio_app.local_url)} or {str(async_gradio_app.server_name)}:{str(async_gradio_app.server_port)}''' if async_gradio_app.share: flag += f''' or {async_gradio_app.share_url}''' print(flag) except Exception as e: print(e) def progressbar(number, text): print(f'[Fooocus] {text}') outputs.append(['preview', (number, text, None)]) @torch.no_grad() @torch.inference_mode() def handler(task): prompt, negative_prompt, style_selections, performance_selction, \ aspect_ratios_selction, image_number, image_seed, sharpness, \ base_model_name, refiner_model_name, \ l1, w1, l2, w2, l3, w3, l4, w4, l5, w5, \ input_image_checkbox, \ uov_method, uov_input_image = task loras = [(l1, w1), (l2, w2), (l3, w3), (l4, w4), (l5, w5)] raw_style_selections = copy.deepcopy(style_selections) uov_method = uov_method.lower() if fooocus_expansion in style_selections: use_expansion = True style_selections.remove(fooocus_expansion) else: use_expansion = False use_style = len(style_selections) > 0 modules.patch.sharpness = sharpness initial_latent = None denoising_strength = 1.0 tiled = False if performance_selction == 'Speed': steps = 30 switch = 20 else: steps = 60 switch = 40 pipeline.clear_all_caches() # save memory width, height = aspect_ratios[aspect_ratios_selction] if input_image_checkbox: progressbar(0, 'Image processing ...') if uov_method != flags.disabled and uov_input_image is not None: uov_input_image = HWC3(uov_input_image) H, W, C = uov_input_image.shape if 'vary' in uov_method: if H * W + 8 < width * height or float(abs(H * width - W * height)) > 1.5 * float(max(H, W, width, height)): uov_input_image = resize_image(uov_input_image, width=width, height=height) print(f'Aspect ratio corrected - users are uploading their own images.') if 'subtle' in uov_method: denoising_strength = 0.5 if 'strong' in uov_method: denoising_strength = 0.85 initial_pixels = core.numpy_to_pytorch(uov_input_image) progressbar(0, 'VAE encoding ...') initial_latent = core.encode_vae(vae=pipeline.xl_base_patched.vae, pixels=initial_pixels) B, C, H, W = initial_latent['samples'].shape width = W * 8 height = H * 8 print(f'Final resolution is {str((height, width))}.') elif 'upscale' in uov_method: if '1.5x' in uov_method: f = 1.5 elif '2x' in uov_method: f = 2.0 else: f = 1.0 width = int(W * f) height = int(H * f) image_is_super_large = width * height > 2800 * 2800 progressbar(0, f'Upscaling image from {str((H, W))} to {str((height, width))}...') uov_input_image = core.numpy_to_pytorch(uov_input_image) uov_input_image = perform_upscale(uov_input_image) uov_input_image = core.pytorch_to_numpy(uov_input_image)[0] uov_input_image = resize_image(uov_input_image, width=width, height=height) print(f'Image upscaled.') if 'fast' in uov_method or image_is_super_large: if 'fast' not in uov_method: print('Image is too large. Directly returned the SR image. ' 'Usually directly return SR image at 4K resolution ' 'yields better results than SDXL diffusion.') outputs.append(['results', [uov_input_image]]) return tiled = True denoising_strength = 1.0 - 0.618 steps = int(steps * 0.618) switch = int(steps * 0.67) initial_pixels = core.numpy_to_pytorch(uov_input_image) progressbar(0, 'VAE encoding ...') initial_latent = core.encode_vae(vae=pipeline.xl_base_patched.vae, pixels=initial_pixels, tiled=True) B, C, H, W = initial_latent['samples'].shape width = W * 8 height = H * 8 print(f'Final resolution is {str((height, width))}.') progressbar(1, 'Initializing ...') raw_prompt = prompt raw_negative_prompt = negative_prompt prompts = remove_empty_str([safe_str(p) for p in prompt.split('\n')], default='') negative_prompts = remove_empty_str([safe_str(p) for p in negative_prompt.split('\n')], default='') prompt = prompts[0] negative_prompt = negative_prompts[0] extra_positive_prompts = prompts[1:] if len(prompts) > 1 else [] extra_negative_prompts = negative_prompts[1:] if len(negative_prompts) > 1 else [] seed = image_seed max_seed = int(1024 * 1024 * 1024) if not isinstance(seed, int): seed = random.randint(1, max_seed) if seed < 0: seed = - seed seed = seed % max_seed progressbar(3, 'Loading models ...') pipeline.refresh_everything( refiner_model_name=refiner_model_name, base_model_name=base_model_name, loras=loras) progressbar(3, 'Processing prompts ...') positive_basic_workloads = [] negative_basic_workloads = [] if use_style: for s in style_selections: p, n = apply_style(s, positive=prompt) positive_basic_workloads.append(p) negative_basic_workloads.append(n) else: positive_basic_workloads.append(prompt) negative_basic_workloads.append(negative_prompt) # Always use independent workload for negative. positive_basic_workloads = positive_basic_workloads + extra_positive_prompts negative_basic_workloads = negative_basic_workloads + extra_negative_prompts positive_basic_workloads = remove_empty_str(positive_basic_workloads, default=prompt) negative_basic_workloads = remove_empty_str(negative_basic_workloads, default=negative_prompt) positive_top_k = len(positive_basic_workloads) negative_top_k = len(negative_basic_workloads) tasks = [dict( task_seed=seed + i, positive=positive_basic_workloads, negative=negative_basic_workloads, expansion='', c=[None, None], uc=[None, None], ) for i in range(image_number)] if use_expansion: for i, t in enumerate(tasks): progressbar(5, f'Preparing Fooocus text #{i + 1} ...') expansion = pipeline.expansion(prompt, t['task_seed']) print(f'[Prompt Expansion] New suffix: {expansion}') t['expansion'] = expansion t['positive'] = copy.deepcopy(t['positive']) + [join_prompts(prompt, expansion)] # Deep copy. for i, t in enumerate(tasks): progressbar(7, f'Encoding base positive #{i + 1} ...') t['c'][0] = pipeline.clip_encode(sd=pipeline.xl_base_patched, texts=t['positive'], pool_top_k=positive_top_k) for i, t in enumerate(tasks): progressbar(9, f'Encoding base negative #{i + 1} ...') t['uc'][0] = pipeline.clip_encode(sd=pipeline.xl_base_patched, texts=t['negative'], pool_top_k=negative_top_k) if pipeline.xl_refiner is not None: virtual_memory.load_from_virtual_memory(pipeline.xl_refiner.clip.cond_stage_model) for i, t in enumerate(tasks): progressbar(11, f'Encoding refiner positive #{i + 1} ...') t['c'][1] = pipeline.clip_encode(sd=pipeline.xl_refiner, texts=t['positive'], pool_top_k=positive_top_k) for i, t in enumerate(tasks): progressbar(13, f'Encoding refiner negative #{i + 1} ...') t['uc'][1] = pipeline.clip_encode(sd=pipeline.xl_refiner, texts=t['negative'], pool_top_k=negative_top_k) virtual_memory.try_move_to_virtual_memory(pipeline.xl_refiner.clip.cond_stage_model) results = [] all_steps = steps * image_number def callback(step, x0, x, total_steps, y): done_steps = current_task_id * steps + step outputs.append(['preview', ( int(15.0 + 85.0 * float(done_steps) / float(all_steps)), f'Step {step}/{total_steps} in the {current_task_id + 1}-th Sampling', y)]) outputs.append(['preview', (13, 'Starting tasks ...', None)]) for current_task_id, task in enumerate(tasks): try: imgs = pipeline.process_diffusion( positive_cond=task['c'], negative_cond=task['uc'], steps=steps, switch=switch, width=width, height=height, image_seed=task['task_seed'], callback=callback, latent=initial_latent, denoise=denoising_strength, tiled=tiled ) for x in imgs: d = [ ('Prompt', raw_prompt), ('Negative Prompt', raw_negative_prompt), ('Fooocus V2 Expansion', task['expansion']), ('Styles', str(raw_style_selections)), ('Performance', performance_selction), ('Resolution', str((width, height))), ('Sharpness', sharpness), ('Base Model', base_model_name), ('Refiner Model', refiner_model_name), ('Seed', task['task_seed']) ] for n, w in loras: if n != 'None': d.append((f'LoRA [{n}] weight', w)) log(x, d, single_line_number=3) results += imgs except comfy.model_management.InterruptProcessingException as e: print('User stopped') break outputs.append(['results', results]) return while True: time.sleep(0.01) if len(buffer) > 0: task = buffer.pop(0) handler(task) pass threading.Thread(target=worker, daemon=True).start()