/
classifier_img.py
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/
classifier_img.py
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import os
import torch
import torchvision
from torchvision import transforms
# from research.MNIST.mnist.net import Net
WORK_DIR = '../../../../../data/GAN/basic'
BATCH_SIZE = 1
MODEL_PATH = '../../../../models/pytorch/MNIST/'
MODEL_NAME = 'mnist.pth'
# Device configuration
device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
# Tensor image transforms to PIL image
to_pil_image = transforms.ToPILImage()
label = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
# check file name is exist
for dir_index in range(0, 10):
if not os.path.exists(WORK_DIR + '/' + 'gen' + '/' + label[dir_index]):
os.makedirs(WORK_DIR + '/' + 'gen' + '/' + label[dir_index])
transform = transforms.Compose([
transforms.Resize(28),
transforms.ToTensor()
])
# Load data
test_dataset = torchvision.datasets.ImageFolder(root=WORK_DIR + '/' + 'gen',
transform=transform)
test_loader = torch.utils.data.DataLoader(dataset=test_dataset,
batch_size=BATCH_SIZE,
shuffle=True)
def main():
print(f"Image numbers:{len(test_dataset)}")
# Load model
if torch.cuda.is_available():
model = torch.load(MODEL_PATH + MODEL_NAME).to(device)
else:
model = torch.load(MODEL_PATH + MODEL_NAME, map_location='cpu')
index = 0
for images, _ in test_loader:
# to GPU
images = images.to(device)
# print prediction
outputs = model(images)
# equal prediction and acc
_, predicted = torch.max(outputs.data, 1)
img = to_pil_image(images[0])
img.save(str(WORK_DIR + '/' + 'gen' + '/' + label[predicted]) + '/' + str(index) + '.jpg')
index += 1
if __name__ == '__main__':
main()