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import einops |
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import numpy as np |
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import torch |
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from PIL import Image |
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import sys |
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import os |
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import yaml |
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CONTROL_NET_PATH = '/home/takuma/Documents/co/ControlNet-v1-1-nightly/' |
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CONTROL_NET_MODEL_PATH = '../../ControlNet-v1-1' |
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sys.path.append(CONTROL_NET_PATH) |
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from share import * |
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from pytorch_lightning import seed_everything |
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from cldm.model import create_model, load_state_dict |
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from cldm.ddim_hacked import DDIMSampler |
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from diffusers.utils import load_image |
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test_prompt = "best quality, extremely detailed" |
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test_negative_prompt = "lowres, bad anatomy, worst quality, low quality" |
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@torch.no_grad() |
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def generate(prompt, n_prompt, seed, control, ddim_steps=20, eta=0.0, scale=9.0, H=512, W=512, strength = 1.0, guess_mode=False): |
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seed_everything(seed) |
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cond = {"c_concat": [control], "c_crossattn": [model.get_learned_conditioning([prompt] * num_samples)]} |
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un_cond = {"c_concat": None if guess_mode else [control], "c_crossattn": [model.get_learned_conditioning([n_prompt] * num_samples)]} |
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shape = (4, H // 8, W // 8) |
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model.control_scales = [strength * (0.825 ** float(12 - i)) for i in range(13)] if guess_mode else ([strength] * 13) |
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latent = torch.randn((1,) + shape, device="cpu", generator=torch.Generator(device="cpu").manual_seed(seed)).cuda() |
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samples, intermediates = ddim_sampler.sample(ddim_steps, num_samples, |
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shape, cond, x_T=latent, |
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verbose=False, eta=eta, |
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unconditional_guidance_scale=scale, |
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unconditional_conditioning=un_cond) |
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x_samples = model.decode_first_stage(samples) |
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x_samples = (einops.rearrange(x_samples, 'b c h w -> b h w c') * 127.5 + 127.5).cpu().numpy().clip(0, 255).astype(np.uint8) |
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return Image.fromarray(x_samples[0]) |
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def control_images(control_image_folder, model_name): |
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with open('./control_images.yaml', 'r') as f: |
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d = yaml.safe_load(f) |
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filenames = d[model_name] |
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return [Image.open(f'{control_image_folder}/{fn}').convert("RGB") for fn in filenames] |
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def make_image_condition(image, image_mask=None): |
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image = np.array(image.convert("RGB")).astype(np.float32) / 255.0 |
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if image_mask is not None: |
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image_mask = np.array(image_mask.convert("L")) |
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assert ( |
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image.shape[0:1] == image_mask.shape[0:1] |
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), "image and image_mask must have the same image size" |
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image[image_mask < 128] = -1.0 |
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image = np.expand_dims(image, 0).transpose(0, 3, 1, 2) |
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image = torch.from_numpy(image) |
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return image |
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if __name__ == '__main__': |
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model_name = "p_sd15_inpaint" |
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original_image_folder = "./control_images/" |
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control_image_folder = './control_images/converted/' |
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output_image_folder = './output_images/ref/' |
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os.makedirs(output_image_folder, exist_ok=True) |
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if model_name == 'p_sd15s2_lineart_anime': |
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base_model_file = 'anything-v3-full.safetensors' |
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else: |
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base_model_file = 'v1-5-pruned.ckpt' |
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num_samples = 1 |
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model = create_model(f'{CONTROL_NET_MODEL_PATH}/control_v11{model_name}.yaml').cpu() |
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model.load_state_dict(load_state_dict(f'{CONTROL_NET_PATH}/models/{base_model_file}', location='cuda'), strict=False) |
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model.load_state_dict(load_state_dict(f'{CONTROL_NET_MODEL_PATH}/control_v11{model_name}.pth', location='cuda'), strict=False) |
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model = model.cuda() |
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ddim_sampler = DDIMSampler(model) |
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original_image_filenames = [ |
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"pexels-sound-on-3760767_512x512.png", |
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"vermeer_512x512.png", |
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"bird_512x512.png", |
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] |
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inpaint_image_conditions = [ |
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make_image_condition( |
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Image.open(f"{original_image_folder}{fn}"), |
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Image.open(f"{original_image_folder}mask_512x512.png"), |
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) |
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for fn in original_image_filenames |
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] |
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for i, control in enumerate(inpaint_image_conditions): |
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control = control.cuda() |
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for seed in range(4): |
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image = generate(test_prompt, test_negative_prompt, seed=seed, control=control) |
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image.save(f'{output_image_folder}output_{model_name}_{i}_{seed}.png') |
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