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Fixing grayscale image support #19

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Fixing grayscale image support #19

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fbabfe6
fixing grayscale image support
kmader Feb 27, 2016
21d63af
added squeeze to imshow command so (wid,hei,1) get changed to (wid,he…
kmader Mar 1, 2016
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20 changes: 14 additions & 6 deletions fauxtograph/fauxtograph.py
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Original file line number Diff line number Diff line change
Expand Up @@ -238,6 +238,8 @@ def read(fname):
return im/255.
x_all = np.array([read(fname) for fname in tqdm.tqdm(filepaths)])
x_all = x_all.astype('float32')
if len(x_all.shape)<4: # for grayscale images
x_all = x_all.reshape(list(x_all.shape)+[1])
if self.mode == 'convolution':
x_all = x_all.transpose(0, 3, 1, 2)
print("Image Files Loaded!")
Expand Down Expand Up @@ -659,6 +661,8 @@ def read(fname):
return im/255.
x_all = np.array([read(fname) for fname in tqdm.tqdm(filepaths)])
x_all = x_all.astype('float32')
if len(x_all.shape)<4: # for grayscale images
x_all = x_all.reshape(list(x_all.shape)+[1])
if self.mode == 'convolution':
x_all = x_all.transpose(0, 3, 1, 2)
print("Image Files Loaded!")
Expand Down Expand Up @@ -1235,6 +1239,8 @@ def read(fname):
return im/255.
x_all = np.array([read(fname) for fname in tqdm.tqdm(filepaths)])
x_all = x_all.astype('float32')
if len(x_all.shape)<4: # for grayscale images
x_all = x_all.reshape(list(x_all.shape)+[1])
if self.mode == 'convolution':
x_all = x_all.transpose(0, 3, 1, 2)
print("Image Files Loaded!")
Expand Down Expand Up @@ -1445,19 +1451,19 @@ def _plot_img(self, img_data, samples, img_path='./', epoch=1, batch=1, save_pic

for i in range(width):
plt.subplot(4, width, i+1)
plt.imshow(z[i])
plt.imshow(z[i].squeeze())
plt.axis("off")
for i in range(width):
plt.subplot(4, width, width+i+1)
plt.imshow(z_rec[i])
plt.imshow(z_rec[i].squeeze())
plt.axis("off")
for i in range(width):
plt.subplot(4, width, 2*width+i+1)
plt.imshow(x_pics[i])
plt.imshow(x_pics[i].squeeze())
plt.axis("off")
for i in range(width):
plt.subplot(4, width, 3*width+i+1)
plt.imshow(y_pics[i])
plt.imshow(y_pics[i].squeeze())
plt.axis("off")
if save_pic:
if img_path[-1] != '/':
Expand Down Expand Up @@ -1587,7 +1593,7 @@ def get_paths(directory):
return fnames


def image_resize(file_paths, new_dir, width, height):
def image_resize(file_paths, new_dir, width, height, color = True):
'''Resizes all images with given paths to new dimensions.
Uses up/downscaling with antialiasing.

Expand All @@ -1609,6 +1615,8 @@ def image_resize(file_paths, new_dir, width, height):
os.makedirs(os.path.dirname(new_dir))

for f in tqdm.tqdm(file_paths):
img = Image.open(f).resize((width, height), Image.ANTIALIAS).convert('RGB')
img = Image.open(f).resize((width, height), Image.ANTIALIAS)
if color: img = img.convert('RGB')
else: img = img.convert('L')
new = os.path.join(new_dir, os.path.basename(f))
img.save(new)