File size: 5,108 Bytes
d204daf
 
 
 
 
 
 
 
 
 
 
 
03a227e
d204daf
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
import sys
import pickle
import os
import numpy as np
import PIL.Image
import IPython.display
from IPython.display import Image
import matplotlib.pyplot as plt

import gradio as gr
import cv2

sys.path.insert(0, "StyleGAN2-GANbanales")

import dnnlib
import dnnlib.tflib as tflib

##############################################################################
# Generation functions

def seed2vec(Gs, seed):
    rnd = np.random.RandomState(seed)
    return rnd.randn(1, *Gs.input_shape[1:])

def init_random_state(Gs, seed):
    rnd = np.random.RandomState(seed) 
    noise_vars = [var for name, var in Gs.components.synthesis.vars.items() if name.startswith('noise')]
    tflib.set_vars({var: rnd.randn(*var.shape.as_list()) for var in noise_vars}) # [height, width]

def generate_image(Gs, z, truncation_psi, prefix="image", save=False, show=False):
    # Render images for dlatents initialized from random seeds.
    Gs_kwargs = {
        'output_transform': dict(func=tflib.convert_images_to_uint8, nchw_to_nhwc=True),
        'randomize_noise': False
    }
    if truncation_psi is not None:
        Gs_kwargs['truncation_psi'] = truncation_psi

    label = np.zeros([1] + Gs.input_shapes[1][1:])
    images = Gs.run(z, label, **Gs_kwargs) # [minibatch, height, width, channel]

    if save == True:
      path = f"{prefix}.png"
      PIL.Image.fromarray(images[0], 'RGB').save(path)

    if show == True:
      return images[0]
      
##############################################################################
# Function concatenate

def concatenate(img_array):

  zeros = np.zeros([256,256,3], dtype=np.uint8)
  zeros.fill(255)
  white_img = zeros

  a = 1
  for i in img_array:
    cv2.imwrite('imagenes/' + str(a) + '.png', i)
    a+=1

  # 1 - 2 images
  if len(img_array) <= 2:
    row_img = img_array[0]
    for i in img_array[1:]:
      row_img = cv2.hconcat([row_img, i])
    
    final_img = row_img
  
  # 3 - 4 images
  elif len(img_array) >= 3 and len(img_array) <= 4:
    row1_img = img_array[0]
    for i in img_array[1:2]:
      row1_img = cv2.hconcat([row1_img, i])

    cv2.imwrite('imagenes/row1.png', row1_img)
    
    row2_img = img_array[2]
    for i in img_array[3:]:
      row2_img = cv2.hconcat([row2_img, i])

    cv2.imwrite('imagenes/row2_before.png', row2_img)
    
    for i in range(4-len(img_array)):
      row2_img = cv2.hconcat([row2_img, white_img])

    cv2.imwrite('imagenes/row2_after.png', row2_img)
    
    final_img = cv2.vconcat([row1_img, row2_img])

  # 5 - 6 images
  elif len(img_array) >= 4 and len(img_array) <= 6:
    row1_img = img_array[0]
    for i in img_array[1:3]:
      row1_img = cv2.hconcat([row1_img, i])
    
    row2_img = img_array[3]
    for i in img_array[4:]:
      row2_img = cv2.hconcat([row2_img, i])
    
    for i in range(6-len(img_array)):
      row2_img = cv2.hconcat([row2_img, white_img])
    
    final_img = cv2.vconcat([row1_img, row2_img])

  # 7 - 9 images
  elif len(img_array) >= 7:
    row1_img = img_array[0]
    for i in img_array[1:3]:
      row1_img = cv2.hconcat([row1_img, i])
    
    row2_img = img_array[3]
    for i in img_array[4:6]:
      row2_img = cv2.hconcat([row2_img, i])
    
    row3_img = img_array[6]
    for i in img_array[7:9]:
      row3_img = cv2.hconcat([row3_img, i])
    
    for i in range(9-len(img_array)):
      row3_img = cv2.hconcat([row3_img, white_img])
    
    final_img = cv2.vconcat([row1_img, row2_img])
    final_img = cv2.vconcat([final_img, row3_img])

  return final_img

##############################################################################
# Function initiate
def initiate(seed, n_imgs, text):

  pkl_file = "networks/experimento_2.pkl"
  tflib.init_tf()

  with open(pkl_file, 'rb') as pickle_file:
    _G, _D, Gs = pickle.load(pickle_file)

  img_array = []
  first_seed = seed

  for i in range(seed, seed+n_imgs):
    init_random_state(Gs, 10)
    z = seed2vec(Gs, seed)
    img = generate_image(Gs, z, 1.0, show=True)

    img_array.append(img)
    seed+=1

  final_img = concatenate(img_array)

  return final_img, "Im谩genes generadas"
  
##############################################################################
# Gradio code

iface = gr.Interface(
    fn=initiate, 
    inputs=[gr.inputs.Slider(0, 99999999, "image"), gr.inputs.Slider(1, 9, "images"), "text"],
    outputs=["image", "text"],
    examples=[
        [40, 1, "Edificios al anochecer"],
        [37, 1, "Fuente de d铆a"],
        [426, 1, "Edificios con cielo oscuro"],
        [397, 1, "Edificios de d铆a"],
        [395, 1, "Edificios desde anfiteatro"],
        [281, 1, "Edificios con luces encendidas"],
        [230, 1, "Edificios con luces encendidas y vegetaci贸n"],
        [221, 1, "Edificios con vegetaci贸n"],
        [214, 1, "Edificios al atardecer con luces encendidas"],
        [198, 1, "Edificio al anochecer con luces en el pasillo"]
    ],
    title="GANbanales",
    description="Una GAN para generar im谩genes del campus universitario de Rabanales, C贸rdoba."
)


if __name__ == "__main__":
    app, local_url, share_url = iface.launch(debug=True, share=True)