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elif opt.model_type == 'FBPNSR_RBPN_V2':
model = FBPNSR_RBPN_V2(base_filter=256, feat = 64, num_stages=3, n_resblock=5, scale_factor=opt.upscale_factor)
elif opt.model_type == 'FBPNSR_RBPN_V3':
model = FBPNSR_RBPN_V3(base_filter=256, feat = 64, num_stages=3, n_resblock=5, scale_factor=opt.upscale_factor)
elif opt.model_type == 'FBPNSR_RBPN_V4':
model = FBPNSR_RBPN_V4(base_filter=256, feat = 64, num_stages=3, n_resblock=5, scale_factor=opt.upscale_factor)
if cuda:
model = torch.nn.DataParallel(model, device_ids=gpus_list)
def print_network(net):
num_params = 0
for param in net.parameters():
num_params += param.numel()
print(net)
print('Total number of parameters: %d' % num_params)
print('---------- Networks architecture -------------')
print_network(model)
print('----------------------------------------------')
model.load_state_dict(torch.load(opt.model, map_location=lambda storage, loc: storage))
print('Pre-trained SR model is loaded.')
if cuda:
model = model.cuda(gpus_list[0])
def eval():
model.eval()
avg_psnr_predicted = 0.0
for batch in testing_data_loader:
input, flow_f, flow_b, filename, d_dir = batch[0], batch[1], batch[2], batch[3], batch[4]
with torch.no_grad():
t_im1 = Variable(input[0]).cuda(gpus_list[0])
t_im2 = Variable(input[1]).cuda(gpus_list[0])
t_flow_f = Variable(flow_f).cuda(gpus_list[0]).float()
t_flow_b = Variable(flow_b).cuda(gpus_list[0]).float()
t0 = time.time()
if opt.chop_forward:
with torch.no_grad():
pred_l = chop_forward(t_im1, t_im2, t_flow_f, t_flow_b, model)
else:
with torch.no_grad():
_, _, _, pred_l = model(t_im1, t_im2, t_flow_f, t_flow_b, train=False)
t1 = time.time()
print("===> Processing: %s || Timer: %.4f sec." % (d_dir[0]+'/frame10i11.png', (t1 - t0)))
pred_l = utils.denorm(pred_l[0].cpu().data, vgg=True)
pred_1 = utils.denorm(t_im1[0].cpu().data, vgg=True)
pred_2 = utils.denorm(t_im2[0].cpu().data, vgg=True)
if opt.data_dir == 'ucf101_interp_ours':
save_img(pred_1, d_dir[0],'frame_00.png', False)
save_img(pred_l, d_dir[0],'frame_01_gt.png', False)
save_img(pred_2, d_dir[0],'frame_02.png', False)
else:
save_img(pred_1, d_dir[0],'im1.png', False)
save_img(pred_l, d_dir[0],'im2.png', False)
save_img(pred_2, d_dir[0],'im3.png', False)
def save_img(img, d_dir,img_name, pred_flag):
save_img = img.squeeze().clamp(0, 1).numpy().transpose(1,2,0)
filename = os.path.splitext(img_name)
# save img
save_dir=os.path.join(opt.output, d_dir)
if not os.path.exists(save_dir):
os.makedirs(save_dir)
if pred_flag:
save_fn = save_dir +'/'+ filename[0]+'_'+opt.model_type+filename[1]
else:
save_fn = save_dir +'/'+ img_name
cv2.imwrite(save_fn, cv2.cvtColor(save_img*255, cv2.COLOR_BGR2RGB), [cv2.IMWRITE_PNG_COMPRESSION, 0])
def chop_forward(t_im1, t_im2, t_flow_f, t_flow_b, model, shave=8, min_size=200000, nGPUs=opt.gpus):
b, c, h, w = t_im1.size()
h_half, w_half = h // 2, w // 2
h_size, w_size = h_half + shave, w_half + shave
if h_size%2:
h_size = h_size + 1
if w_size%2:
w_size = w_size + 1
inputlist = [
[t_im1[:, :, 0:h_size, 0:w_size], t_im2[:, :, 0:h_size, 0:w_size], t_flow_f[:, :, 0:h_size, 0:w_size], t_flow_b[:, :, 0:h_size, 0:w_size]],
[t_im1[:, :, 0:h_size, (w - w_size):w],t_im2[:, :, 0:h_size, (w - w_size):w],t_flow_f[:, :, 0:h_size, (w - w_size):w],t_flow_b[:, :, 0:h_size, (w - w_size):w] ],
[t_im1[:, :, (h - h_size):h, 0:w_size],t_im2[:, :, (h - h_size):h, 0:w_size],t_flow_f[:, :, (h - h_size):h, 0:w_size],t_flow_b[:, :, (h - h_size):h, 0:w_size] ],
[t_im1[:, :, (h - h_size):h, (w - w_size):w],t_im2[:, :, (h - h_size):h, (w - w_size):w],t_flow_f[:, :, (h - h_size):h, (w - w_size):w],t_flow_b[:, :, (h - h_size):h, (w - w_size):w] ]]
if w_size * h_size < min_size:
outputlist = []
for i in range(0, 4, nGPUs):