/
generate_mask.py
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/
generate_mask.py
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import argparse, os, sys, glob
from omegaconf import OmegaConf
from PIL import Image
from tqdm import tqdm
import numpy as np
import torch
from ldm.util import instantiate_from_config
from ldm.models.diffusion.ddim import DDIMSampler
from torch.utils.data import DataLoader
import torchvision
from torchvision import transforms
from torchvision.utils import save_image
from ldm.data.personalized import Personalized_mvtec_mask
def load_model_from_config(config, ckpt, verbose=False):
print(f"Loading model from {ckpt}")
pl_sd = torch.load(ckpt, map_location="cpu")
sd = pl_sd["state_dict"]
config.model.params.ckpt_path = ckpt
model = instantiate_from_config(config.model)
m, u = model.load_state_dict(sd, strict=False)
if len(m) > 0 and verbose:
print("missing keys:")
print(m)
if len(u) > 0 and verbose:
print("unexpected keys:")
print(u)
return model
def make_batch(image, mask, device):
image = np.array(Image.open(image).convert("RGB"))
image = image.astype(np.float32)/255.0
image = image[None].transpose(0,3,1,2)
image = torch.from_numpy(image).to(device)*2-1
mask = np.array(Image.open(mask).convert("L"))
mask = mask.astype(np.float32)/255.0
mask = mask[None]
mask[mask < 0.5] = 0
mask[mask >= 0.5] = 1
mask = torch.from_numpy(mask).to(device)
print(image.shape, mask.shape)
batch = {"image": image, "mask": mask,}
return batch
def log_local( images,masked_img, cnt,sample_name,sample_name2,anomaly_name,ori_img=None,sub_dir=None):
root='test-results/%s'%sub_dir
for k in images:
N = images[k].shape[0]
images[k] = images[k][:N]
if isinstance(images[k], torch.Tensor):
images[k] = images[k].detach().cpu()
images[k] = torch.clamp(images[k], -1., 1.)
resize = transforms.Resize(images['samples_inpainting'].size(-1))
for k in images:
continue
if k in ['samples_inpainting','mask']:
grid = torchvision.utils.make_grid(images[k], nrow=4)
grid = (grid + 1.0) / 2.0 # -1,1 -> 0,1; c,h,w
grid = grid.transpose(0, 1).transpose(1, 2).squeeze(-1)
grid = grid.numpy()
grid = (grid * 255).astype(np.uint8)
filename = "{}-{}-{}-{:02}-2out-{}.jpg".format(sample_name,sample_name2,anomaly_name,cnt,k[:4])
path = os.path.join(root, filename)
os.makedirs(os.path.split(path)[0], exist_ok=True)
Image.fromarray(grid).save(path)
#masked_img=resize(masked_img)
# filename = "{}-{}-{}-{:02}-0mask.jpg".format(sample_name,sample_name2,anomaly_name,cnt)
# path = os.path.join(root, filename)
# save_image(masked_img,path,nrow=masked_img.size(0))
if ori_img is not None:
ori_img=torch.cat([ori_img,images['samples_inpainting']],dim=0)
ori_img = resize(ori_img)
filename = "{}-{}-{}-{:02}-1ori.jpg".format(sample_name, sample_name2, anomaly_name, cnt)
path = os.path.join(root, filename)
save_image((ori_img+1)/2, path, nrow=masked_img.size(0))
def check_mask(mask):
w=mask.size(-1)
if torch.count_nonzero(mask[:,0,:])>w/3:
return False
if torch.count_nonzero(mask[:, w-1, :])>w/3:
return False
if torch.count_nonzero(mask[:, :, 0])>w/3:
return False
if torch.count_nonzero(mask[:, :, w-1])>w/3:
return False
return True
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument(
"--sample_name",
default='capsule',
help="whether use ht encoder",
)
parser.add_argument(
"--anomaly_name",
default='crack',
help="whether use ht encoder",
)
parser.add_argument(
"--data_root",
required=True,
help="whether use ht encoder",
)
opt = parser.parse_args()
config = OmegaConf.load("configs/latent-diffusion/txt2img-1p4B-finetune.yaml")
actual_resume = './models/ldm/text2img-large/model.ckpt'
model = load_model_from_config(config, actual_resume)
sample_name=opt.sample_name
anomaly_name=opt.anomaly_name
model.embedding_manager.load('logs/mask-checkpoints/%s-%s/checkpoints/embeddings.pt'%(sample_name,anomaly_name))
device = torch.device("cuda") if torch.cuda.is_available() else torch.device("cpu")
model = model.to(device)
sampler = DDIMSampler(model)
cnt=0
dataset = Personalized_mvtec_mask(opt.data_root, sample_name, anomaly_name,repeats=10000)
dataloader = DataLoader(dataset, batch_size=8, shuffle=False, drop_last=True)
save_dir='generated_mask/%s/%s'%(sample_name,anomaly_name)
os.makedirs(save_dir,exist_ok=True)
with torch.no_grad():
for i in range(1000):
for idx, batch in enumerate(dataloader):
if cnt>500:
exit()
with model.ema_scope():
images=model.log_images(batch,sample=True,inpaint=False,unconditional_only=True,ddim_steps=100)
masks=images['samples_scaled']
for idx2,mask in enumerate(masks):
mask=mask.mean(0).unsqueeze(0)
mask=(mask>0.8).float()
flag=check_mask(mask)
if flag:
save_image(mask,os.path.join(save_dir,'%d.jpg'%cnt))
cnt+=1