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Stable Diffusion Webui
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novelai-storage
Stable Diffusion Webui
Commits
6603f63b
Commit
6603f63b
authored
Nov 06, 2022
by
Han Lin
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Fixes LDSR upscaler producing black bars
parent
2f47724b
Changes
1
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1 changed file
with
11 additions
and
3 deletions
+11
-3
modules/ldsr_model_arch.py
modules/ldsr_model_arch.py
+11
-3
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modules/ldsr_model_arch.py
View file @
6603f63b
...
...
@@ -101,8 +101,8 @@ class LDSR:
down_sample_rate
=
target_scale
/
4
wd
=
width_og
*
down_sample_rate
hd
=
height_og
*
down_sample_rate
width_downsampled_pre
=
int
(
wd
)
height_downsampled_pre
=
int
(
hd
)
width_downsampled_pre
=
int
(
np
.
ceil
(
wd
)
)
height_downsampled_pre
=
int
(
np
.
ceil
(
hd
)
)
if
down_sample_rate
!=
1
:
print
(
...
...
@@ -110,7 +110,12 @@ class LDSR:
im_og
=
im_og
.
resize
((
width_downsampled_pre
,
height_downsampled_pre
),
Image
.
LANCZOS
)
else
:
print
(
f
"Down sample rate is 1 from {target_scale} / 4 (Not downsampling)"
)
logs
=
self
.
run
(
model
[
"model"
],
im_og
,
diffusion_steps
,
eta
)
# pad width and height to multiples of 64, pads with the edge values of image to avoid artifacts
pad_w
,
pad_h
=
np
.
max
(((
2
,
2
),
np
.
ceil
(
np
.
array
(
im_og
.
size
)
/
64
)
.
astype
(
int
)),
axis
=
0
)
*
64
-
im_og
.
size
im_padded
=
Image
.
fromarray
(
np
.
pad
(
np
.
array
(
im_og
),
((
0
,
pad_h
),
(
0
,
pad_w
),
(
0
,
0
)),
mode
=
'edge'
))
logs
=
self
.
run
(
model
[
"model"
],
im_padded
,
diffusion_steps
,
eta
)
sample
=
logs
[
"sample"
]
sample
=
sample
.
detach
()
.
cpu
()
...
...
@@ -120,6 +125,9 @@ class LDSR:
sample
=
np
.
transpose
(
sample
,
(
0
,
2
,
3
,
1
))
a
=
Image
.
fromarray
(
sample
[
0
])
# remove padding
a
=
a
.
crop
((
0
,
0
)
+
tuple
(
np
.
array
(
im_og
.
size
)
*
4
))
del
model
gc
.
collect
()
torch
.
cuda
.
empty_cache
()
...
...
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