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#!/usr/bin/python
# -*- encoding: utf-8 -*-
import torch
import os
from model import BiSeNet
import os.path as osp
import numpy as np
from PIL import Image
import torchvision.transforms as transforms
import cv2
def vis_parsing_maps(im, parsing_anno, stride, save_im=False, save_path='vis_results/parsing_map_on_im.jpg'):
# Colors for all 20 parts
part_colors = [[255, 0, 0], [255, 85, 0], [255, 170, 0],
[255, 0, 85], [255, 0, 170],
[0, 255, 0], [85, 255, 0], [170, 255, 0],
[0, 255, 85], [0, 255, 170],
[0, 0, 255], [85, 0, 255], [170, 0, 255],
[0, 85, 255], [0, 170, 255],
[255, 255, 0], [255, 255, 85], [255, 255, 170],
[255, 0, 255], [255, 85, 255], [255, 170, 255],
[0, 255, 255], [85, 255, 255], [170, 255, 255]]
im = np.array(im)
vis_im = im.copy().astype(np.uint8)
vis_parsing_anno = parsing_anno.copy().astype(np.uint8)
vis_parsing_anno = cv2.resize(vis_parsing_anno, None, fx=stride, fy=stride, interpolation=cv2.INTER_NEAREST)
vis_parsing_anno_color = np.zeros((vis_parsing_anno.shape[0], vis_parsing_anno.shape[1], 3)) + 255
num_of_class = np.max(vis_parsing_anno)
for pi in range(1, num_of_class + 1):
index = np.where(vis_parsing_anno == pi)
vis_parsing_anno_color[index[0], index[1], :] = part_colors[pi]
vis_parsing_anno_color = vis_parsing_anno_color.astype(np.uint8)
# print(vis_parsing_anno_color.shape, vis_im.shape)
vis_im = cv2.addWeighted(cv2.cvtColor(vis_im, cv2.COLOR_RGB2BGR), 0.4, vis_parsing_anno_color, 0.6, 0)
# Save result or not
if save_im:
cv2.imwrite(save_path[:-4] +'.png', vis_parsing_anno)
cv2.imwrite(save_path, vis_im, [int(cv2.IMWRITE_JPEG_QUALITY), 100])
return vis_parsing_anno
# return vis_im
def evaluate(image_path='./imgs/116.jpg', cp='cp/79999_iter.pth'):
# if not os.path.exists(respth):
# os.makedirs(respth)
n_classes = 19
net = BiSeNet(n_classes=n_classes)
#net.cuda()
#net.load_state_dict(torch.load(cp))
net.load_state_dict(torch.load(cp, map_location=torch.device('cpu')))
net.eval()
to_tensor = transforms.Compose([
transforms.ToTensor(),
transforms.Normalize((0.485, 0.456, 0.406), (0.229, 0.224, 0.225)),
])
with torch.no_grad():
img = Image.open(image_path)
image = img.resize((512, 512), Image.BILINEAR)
img = to_tensor(image)
img = torch.unsqueeze(img, 0)
#img = img.cuda()
out = net(img)[0]
parsing = out.squeeze(0).cpu().numpy().argmax(0)
# print(parsing)
# print(np.unique(parsing))
# vis_parsing_maps(image, parsing, stride=1, save_im=False, save_path=osp.join(respth, dspth))
return parsing
if __name__ == "__main__":
evaluate(dspth='/home/zll/data/CelebAMask-HQ/test-img/116.jpg', cp='79999_iter.pth')
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