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test_spatialR.py
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test_spatialR.py
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import os
from tqdm import tqdm
#import matplotlib.pyplot as plt
import torch
import argparse
import numpy as np
import math
import yaml
from torchvision import utils
from tqdm import tqdm
from model import StyledGenerator
from coord_handler import CoordHandler
from patch_handler import PatchHandler
def tensor2rgb(tensor):
arr = tensor.data
arr = np.array(arr).transpose(1, 2, 0)
arr = arr/2 + 0.5
return arr
def precompute_parameters(config):
full_image_size = config["data_params"]["full_image_size"]
micro_patch_size = config["data_params"]["micro_patch_size"]
macro_patch_size = config["data_params"]["macro_patch_size"]
# Let NxM micro matches to compose a macro patch,
# `ratio_macro_to_micro` is N or M
ratio_macro_to_micro = [
macro_patch_size[0] // micro_patch_size[0],
macro_patch_size[1] // micro_patch_size[1],
]
num_micro_compose_macro = ratio_macro_to_micro[0] * ratio_macro_to_micro[1]
# Let NxM micro matches to compose a full image,
# `ratio_full_to_micro` is N or M
ratio_full_to_micro = [
full_image_size[0] // micro_patch_size[0],
full_image_size[1] // micro_patch_size[1],
]
num_micro_compose_full = ratio_full_to_micro[0] * ratio_full_to_micro[1]
config["data_params"]["ratio_macro_to_micro"] = ratio_macro_to_micro
config["data_params"]["ratio_full_to_micro"] = ratio_full_to_micro
config["data_params"]["num_micro_compose_macro"] = num_micro_compose_macro
config["data_params"]["num_micro_compose_full"] = num_micro_compose_full
config["train_params"]["batch_size"] = 1
def micros_to_macro(input, ratio_macro_to_micro):
'''
@input: <tsr> (B x num_micros_per_macro, 3, h, w)
@ratio: <list>(n_row, n_col)
'''
n_row, n_col = ratio_macro_to_micro
N = n_row * n_col
patches_rows = []
for i in range(n_row):
patches_in_a_row = []
for j in range(n_col):
patches_in_a_row.append(input[i*n_row+j::N])
patches_rows.append(torch.cat(patches_in_a_row, dim=3))
return torch.cat(patches_rows, dim=2)
if __name__ == '__main__':
##
CODE_SIZE = 512
## args
parser = argparse.ArgumentParser()
parser.add_argument('--config', type=str, required=True)
args = parser.parse_args()
## config
with open(args.config) as f:
config = yaml.load(f)#, Loader=yaml.FullLoader)
# Basic protect. Otherwise, I don't know what will happen. OuO
micro_size = config["data_params"]['micro_patch_size']
macro_size = config["data_params"]['macro_patch_size']
full_size = config["data_params"]['full_image_size']
assert macro_size[0] % micro_size[0] == 0
assert macro_size[1] % micro_size[1] == 0
assert full_size[0] % micro_size[0] == 0
assert full_size[1] % micro_size[1] == 0
precompute_parameters(config)
ratio_full_to_micro = config["data_params"]["ratio_full_to_micro"]
## generator and model
model_pth = "checkpoint/070000.model"
n_layers = int(math.log(micro_size[0], 2)) - 1
step = n_layers - 1
generator = StyledGenerator(CODE_SIZE, n_layers).cuda()
generator.load_state_dict(torch.load(model_pth))
print("Successfully loading the trained models!")
##
coord_handler = CoordHandler(config)
# get micros coordinates for full image
ROWS = ratio_full_to_micro[0]
COLS = ratio_full_to_micro[1]
micro_coords = []
for row in range(ROWS):
for col in range(COLS):
micro_coord = torch.Tensor([coord_handler.euclidean_coord_int_full_to_float_micro(row, ROWS),
coord_handler.euclidean_coord_int_full_to_float_micro(col, COLS)])
micro_coords.append(micro_coord.unsqueeze(0))
#print(micro_coord.unsqueeze(0).size())
micro_coords = torch.cat(micro_coords, dim=0).cuda()
## data
i = 0
for i in tqdm(range(256)):
input_style = torch.randn(1, CODE_SIZE-2).cuda()
#print(input_style.repeat(ratio_full_to_micro[0]*ratio_full_to_micro[1], 1).size())
#print(micro_coords.size())
input = torch.cat([input_style.repeat(ratio_full_to_micro[0]*ratio_full_to_micro[1], 1), micro_coords], dim=1)
micros = generator(input, step=step)
macro = micros_to_macro(micros, ratio_full_to_micro)
utils.save_image(macro, r'test/%06d.png'%i, nrow=1, normalize=True, range=(-1, 1))