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run_demo_RGB_Disparity.py
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run_demo_RGB_Disparity.py
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# By Yuxiang Sun, Dec. 14, 2020
# Email: [email protected]
import os, argparse, time, datetime, sys, shutil, stat, torch
import numpy as np
from torch.autograd import Variable
from torch.utils.data import DataLoader
from util.RGB_Disparity_dataset import RGB_Disparity_dataset
from util.util import compute_results, visualize
from sklearn.metrics import confusion_matrix
from scipy.io import savemat
from model import InconSeg
#############################################################################################
parser = argparse.ArgumentParser(description='Test with pytorch')
#############################################################################################
parser.add_argument('--model_name', '-m', type=str, default='InconSeg')
parser.add_argument('--weight_name', '-w', type=str, default='InconSeg_RGB_disparity') # RTFNet_152, RTFNet_50, please change the number of layers in the network file
parser.add_argument('--file_name', '-f', type=str, default='final.pth')
parser.add_argument('--dataset_split', '-d', type=str, default='test') # test, test_day, test_night
parser.add_argument('--gpu', '-g', type=int, default=1)
#############################################################################################
parser.add_argument('--img_height', '-ih', type=int, default=288)
parser.add_argument('--img_width', '-iw', type=int, default=512)
parser.add_argument('--num_workers', '-j', type=int, default=16)
parser.add_argument('--n_class', '-nc', type=int, default=3)
parser.add_argument('--data_dir', '-dr', type=str, default='./dataset/')
parser.add_argument('--model_dir', '-wd', type=str, default='./weights_backup/')
args = parser.parse_args()
#############################################################################################
if __name__ == '__main__':
torch.cuda.set_device(args.gpu)
print("\nthe pytorch version:", torch.__version__)
print("the gpu count:", torch.cuda.device_count())
print("the current used gpu:", torch.cuda.current_device(), '\n')
# prepare save direcotry
if os.path.exists("./runs"):
print("previous \"./runs\" folder exist, will delete this folder")
shutil.rmtree("./runs")
os.makedirs("./runs")
os.chmod("./runs", stat.S_IRWXO) # allow the folder created by docker read, written, and execuated by local machine
model_dir = os.path.join(args.model_dir, args.weight_name)
if os.path.exists(model_dir) is False:
sys.exit("the %s does not exit." %(model_dir))
model_file = os.path.join(model_dir, args.file_name)
if os.path.exists(model_file) is True:
print('use the final model file.')
else:
sys.exit('no model file found.')
print('testing %s: %s on GPU #%d with pytorch' % (args.model_name, args.weight_name, args.gpu))
conf_total = np.zeros((args.n_class, args.n_class))
model = eval(args.model_name)(n_class=args.n_class)
if args.gpu >= 0: model.cuda(args.gpu)
print('loading model file %s... ' % model_file)
pretrained_weight = torch.load(model_file, map_location = lambda storage, loc: storage.cuda(args.gpu))
own_state = model.state_dict()
for name, param in pretrained_weight.items():
own_state[name].copy_(param)
print('done!')
batch_size = 1
test_dataset = RGB_Disparity_dataset(data_dir=args.data_dir, split=args.dataset_split, input_h=args.img_height, input_w=args.img_width)
test_loader = DataLoader(
dataset = test_dataset,
batch_size = batch_size,
shuffle = False,
num_workers = args.num_workers,
pin_memory = True,
drop_last = False
)
ave_time_cost = 0.0
model.eval()
with torch.no_grad():
for it, (images, labels, names) in enumerate(test_loader):
images = Variable(images).cuda(args.gpu)
labels = Variable(labels).cuda(args.gpu)
torch.cuda.synchronize()
start_time = time.time()
depth_result, rgb_result,rgb_seg_f1,depth_add_f1,rgb_seg_f2,depth_add_f2,rgb_seg_f3,depth_add_f3 = model(images)
torch.cuda.synchronize()
end_time = time.time()
logits = rgb_result
if it>=5: # # ignore the first 5 frames
ave_time_cost += (end_time-start_time)
# convert tensor to numpy 1d array
label = labels.cpu().numpy().squeeze().flatten()
prediction = logits.argmax(1).cpu().numpy().squeeze().flatten() # prediction and label are both 1-d array, size: minibatch*640*480
# generate confusion matrix frame-by-frame
conf = confusion_matrix(y_true=label, y_pred=prediction, labels=[0,1,2]) # conf is an n_class*n_class matrix, vertical axis: groundtruth, horizontal axis: prediction
conf_total += conf
# save demo images
visualize(image_name=names, predictions=logits.argmax(1), weight_name=args.weight_name)
print("%s, %s, frame %d/%d, %s, time cost: %.2f ms, demo result saved."
%(args.model_name, args.weight_name, it+1, len(test_loader), names, (end_time-start_time)*1000))
precision_per_class, recall_per_class, iou_per_class,F1_per_class = compute_results(conf_total)
conf_total_matfile = os.path.join("./runs", 'conf_'+args.weight_name+'.mat')
savemat(conf_total_matfile, {'conf': conf_total}) # 'conf' is the variable name when loaded in Matlab
print('\n###########################################################################')
print('\n%s: %s test results (with batch size %d) on %s using %s:' %(args.model_name, args.weight_name, batch_size, datetime.date.today(), torch.cuda.get_device_name(args.gpu)))
print('\n* the tested dataset name: %s' % args.dataset_split)
print('* the tested image count: %d' % len(test_loader))
print('* the tested image size: %d*%d' %(args.img_height, args.img_width))
print('* the weight name: %s' %args.weight_name)
print('* the file name: %s' %args.file_name)
print("* recall per class: \n unlabeled: %.6f, positive: %.6f, negative: %.6f" \
%(recall_per_class[0], recall_per_class[1], recall_per_class[2]))
print("* F1 per class: \n unlabeled: %.6f, positive: %.6f, negative: %.6f" \
%(F1_per_class[0], F1_per_class[1], F1_per_class[2]))
print("* iou per class: \n unlabeled: %.6f, positive: %.6f, negative: %.6f" \
%(iou_per_class[0], iou_per_class[1], iou_per_class[2]))
print("\n* average values (np.mean(x)): \n recall: %.6f, F1: %.6f, iou: %.6f" \
%(recall_per_class[1:].mean(), F1_per_class[1:].mean(), iou_per_class[1:].mean()))
print("* average values (np.mean(np.nan_to_num(x))): \n recall: %.6f, F1: %.6f, iou: %.6f" \
%(np.mean(np.nan_to_num(recall_per_class[1:])), np.mean(np.nan_to_num(F1_per_class[1:])), np.mean(np.nan_to_num(iou_per_class[1:]))))
print('\n* the average time cost per frame (with batch size %d): %.2f ms, namely, the inference speed is %.2f fps' %(batch_size, ave_time_cost*1000/(len(test_loader)-5), 1.0/(ave_time_cost/(len(test_loader)-5)))) # ignore the first 10 frames
#print('\n* the total confusion matrix: ')
#np.set_printoptions(precision=8, threshold=np.inf, linewidth=np.inf, suppress=True)
#print(conf_total)
print('\n###########################################################################')