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d940c491a7
stable-diffusion-webui/scripts/img2img.py
ZeroCool940711 d940c491a7 - Improved the layout of the UI. 
- Moved relevant options to the top and group them together for easy access.
2022-09-26 04:53:34 -07:00

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Python
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# base webui import and utils.
from webui_streamlit import st
from sd_utils import *
# streamlit imports
from streamlit import StopException
#other imports
import cv2
from PIL import Image, ImageOps
import torch
import k_diffusion as K
import numpy as np
import time
import torch
import skimage
from ldm.models.diffusion.ddim import DDIMSampler
from ldm.models.diffusion.plms import PLMSSampler
# Temp imports
# end of imports
#---------------------------------------------------------------------------------------------------------------
try:
# this silences the annoying "Some weights of the model checkpoint were not used when initializing..." message at start.
from transformers import logging
logging.set_verbosity_error()
except:
pass
def img2img(prompt: str = '', init_info: any = None, init_info_mask: any = None, mask_mode: int = 0, mask_blur_strength: int = 3,
mask_restore: bool = False, ddim_steps: int = 50, sampler_name: str = 'DDIM',
n_iter: int = 1, cfg_scale: float = 7.5, denoising_strength: float = 0.8,
seed: int = -1, noise_mode: int = 0, find_noise_steps: str = "", height: int = 512, width: int = 512, resize_mode: int = 0, fp = None,
variant_amount: float = None, variant_seed: int = None, ddim_eta:float = 0.0,
write_info_files:bool = True, RealESRGAN_model: str = "RealESRGAN_x4plus_anime_6B",
separate_prompts:bool = False, normalize_prompt_weights:bool = True,
save_individual_images: bool = True, save_grid: bool = True, group_by_prompt: bool = True,
save_as_jpg: bool = True, use_GFPGAN: bool = True, use_RealESRGAN: bool = True, loopback: bool = False,
random_seed_loopback: bool = False
):
outpath = st.session_state['defaults'].general.outdir_img2img or st.session_state['defaults'].general.outdir or "outputs/img2img-samples"
#err = False
#loopback = False
#skip_save = False
seed = seed_to_int(seed)
batch_size = 1
#prompt_matrix = 0
#normalize_prompt_weights = 1 in toggles
#loopback = 2 in toggles
#random_seed_loopback = 3 in toggles
#skip_save = 4 not in toggles
#save_grid = 5 in toggles
#sort_samples = 6 in toggles
#write_info_files = 7 in toggles
#write_sample_info_to_log_file = 8 in toggles
#jpg_sample = 9 in toggles
#use_GFPGAN = 10 in toggles
#use_RealESRGAN = 11 in toggles
if sampler_name == 'PLMS':
sampler = PLMSSampler(server_state["model"])
elif sampler_name == 'DDIM':
sampler = DDIMSampler(server_state["model"])
elif sampler_name == 'k_dpm_2_a':
sampler = KDiffusionSampler(server_state["model"],'dpm_2_ancestral')
elif sampler_name == 'k_dpm_2':
sampler = KDiffusionSampler(server_state["model"],'dpm_2')
elif sampler_name == 'k_euler_a':
sampler = KDiffusionSampler(server_state["model"],'euler_ancestral')
elif sampler_name == 'k_euler':
sampler = KDiffusionSampler(server_state["model"],'euler')
elif sampler_name == 'k_heun':
sampler = KDiffusionSampler(server_state["model"],'heun')
elif sampler_name == 'k_lms':
sampler = KDiffusionSampler(server_state["model"],'lms')
else:
raise Exception("Unknown sampler: " + sampler_name)
def process_init_mask(init_mask: Image):
if init_mask.mode == "RGBA":
init_mask = init_mask.convert('RGBA')
background = Image.new('RGBA', init_mask.size, (0, 0, 0))
init_mask = Image.alpha_composite(background, init_mask)
init_mask = init_mask.convert('RGB')
return init_mask
init_img = init_info
init_mask = None
if mask_mode == 0:
if init_info_mask:
init_mask = process_init_mask(init_info_mask)
elif mask_mode == 1:
if init_info_mask:
init_mask = process_init_mask(init_info_mask)
init_mask = ImageOps.invert(init_mask)
elif mask_mode == 2:
init_img_transparency = init_img.split()[-1].convert('L')#.point(lambda x: 255 if x > 0 else 0, mode='1')
init_mask = init_img_transparency
init_mask = init_mask.convert("RGB")
init_mask = resize_image(resize_mode, init_mask, width, height)
init_mask = init_mask.convert("RGB")
assert 0. <= denoising_strength <= 1., 'can only work with strength in [0.0, 1.0]'
t_enc = int(denoising_strength * ddim_steps)
if init_mask is not None and (noise_mode == 2 or noise_mode == 3) and init_img is not None:
noise_q = 0.99
color_variation = 0.0
mask_blend_factor = 1.0
np_init = (np.asarray(init_img.convert("RGB"))/255.0).astype(np.float64) # annoyingly complex mask fixing
np_mask_rgb = 1. - (np.asarray(ImageOps.invert(init_mask).convert("RGB"))/255.0).astype(np.float64)
np_mask_rgb -= np.min(np_mask_rgb)
np_mask_rgb /= np.max(np_mask_rgb)
np_mask_rgb = 1. - np_mask_rgb
np_mask_rgb_hardened = 1. - (np_mask_rgb < 0.99).astype(np.float64)
blurred = skimage.filters.gaussian(np_mask_rgb_hardened[:], sigma=16., channel_axis=2, truncate=32.)
blurred2 = skimage.filters.gaussian(np_mask_rgb_hardened[:], sigma=16., channel_axis=2, truncate=32.)
#np_mask_rgb_dilated = np_mask_rgb + blurred # fixup mask todo: derive magic constants
#np_mask_rgb = np_mask_rgb + blurred
np_mask_rgb_dilated = np.clip((np_mask_rgb + blurred2) * 0.7071, 0., 1.)
np_mask_rgb = np.clip((np_mask_rgb + blurred) * 0.7071, 0., 1.)
noise_rgb = get_matched_noise(np_init, np_mask_rgb, noise_q, color_variation)
blend_mask_rgb = np.clip(np_mask_rgb_dilated,0.,1.) ** (mask_blend_factor)
noised = noise_rgb[:]
blend_mask_rgb **= (2.)
noised = np_init[:] * (1. - blend_mask_rgb) + noised * blend_mask_rgb
np_mask_grey = np.sum(np_mask_rgb, axis=2)/3.
ref_mask = np_mask_grey < 1e-3
all_mask = np.ones((height, width), dtype=bool)
noised[all_mask,:] = skimage.exposure.match_histograms(noised[all_mask,:]**1., noised[ref_mask,:], channel_axis=1)
init_img = Image.fromarray(np.clip(noised * 255., 0., 255.).astype(np.uint8), mode="RGB")
st.session_state["editor_image"].image(init_img) # debug
def init():
image = init_img.convert('RGB')
image = np.array(image).astype(np.float32) / 255.0
image = image[None].transpose(0, 3, 1, 2)
image = torch.from_numpy(image)
mask_channel = None
if init_mask:
alpha = resize_image(resize_mode, init_mask, width // 8, height // 8)
mask_channel = alpha.split()[-1]
mask = None
if mask_channel is not None:
mask = np.array(mask_channel).astype(np.float32) / 255.0
mask = (1 - mask)
mask = np.tile(mask, (4, 1, 1))
mask = mask[None].transpose(0, 1, 2, 3)
mask = torch.from_numpy(mask).to(server_state["device"])
if st.session_state['defaults'].general.optimized:
server_state["modelFS"].to(server_state["device"] )
init_image = 2. * image - 1.
init_image = init_image.to(server_state["device"])
init_latent = (server_state["model"] if not st.session_state['defaults'].general.optimized else server_state["modelFS"]).get_first_stage_encoding((server_state["model"] if not st.session_state['defaults'].general.optimized else modelFS).encode_first_stage(init_image)) # move to latent space
if st.session_state['defaults'].general.optimized:
mem = torch.cuda.memory_allocated()/1e6
server_state["modelFS"].to("cpu")
while(torch.cuda.memory_allocated()/1e6 >= mem):
time.sleep(1)
return init_latent, mask,
def sample(init_data, x, conditioning, unconditional_conditioning, sampler_name):
t_enc_steps = t_enc
obliterate = False
if ddim_steps == t_enc_steps:
t_enc_steps = t_enc_steps - 1
obliterate = True
if sampler_name != 'DDIM':
x0, z_mask = init_data
sigmas = sampler.model_wrap.get_sigmas(ddim_steps)
noise = x * sigmas[ddim_steps - t_enc_steps - 1]
xi = x0 + noise
# Obliterate masked image
if z_mask is not None and obliterate:
random = torch.randn(z_mask.shape, device=xi.device)
xi = (z_mask * noise) + ((1-z_mask) * xi)
sigma_sched = sigmas[ddim_steps - t_enc_steps - 1:]
model_wrap_cfg = CFGMaskedDenoiser(sampler.model_wrap)
samples_ddim = K.sampling.__dict__[f'sample_{sampler.get_sampler_name()}'](model_wrap_cfg, xi, sigma_sched,
extra_args={'cond': conditioning, 'uncond': unconditional_conditioning,
'cond_scale': cfg_scale, 'mask': z_mask, 'x0': x0, 'xi': xi}, disable=False,
callback=generation_callback)
else:
x0, z_mask = init_data
sampler.make_schedule(ddim_num_steps=ddim_steps, ddim_eta=0.0, verbose=False)
z_enc = sampler.stochastic_encode(x0, torch.tensor([t_enc_steps]*batch_size).to(server_state["device"] ))
# Obliterate masked image
if z_mask is not None and obliterate:
random = torch.randn(z_mask.shape, device=z_enc.device)
z_enc = (z_mask * random) + ((1-z_mask) * z_enc)
# decode it
samples_ddim = sampler.decode(z_enc, conditioning, t_enc_steps,
unconditional_guidance_scale=cfg_scale,
unconditional_conditioning=unconditional_conditioning,
z_mask=z_mask, x0=x0)
return samples_ddim
if loopback:
output_images, info = None, None
history = []
initial_seed = None
do_color_correction = False
try:
from skimage import exposure
do_color_correction = True
except:
print("Install scikit-image to perform color correction on loopback")
for i in range(n_iter):
if do_color_correction and i == 0:
correction_target = cv2.cvtColor(np.asarray(init_img.copy()), cv2.COLOR_RGB2LAB)
# RealESRGAN can only run on the final iteration
is_final_iteration = i == n_iter - 1
output_images, seed, info, stats = process_images(
outpath=outpath,
func_init=init,
func_sample=sample,
prompt=prompt,
seed=seed,
sampler_name=sampler_name,
save_grid=save_grid,
batch_size=1,
n_iter=1,
steps=ddim_steps,
cfg_scale=cfg_scale,
width=width,
height=height,
prompt_matrix=separate_prompts,
use_GFPGAN=use_GFPGAN,
use_RealESRGAN=use_RealESRGAN and is_final_iteration, # Forcefully disable upscaling when using loopback
realesrgan_model_name=RealESRGAN_model,
normalize_prompt_weights=normalize_prompt_weights,
save_individual_images=save_individual_images,
init_img=init_img,
init_mask=init_mask,
mask_blur_strength=mask_blur_strength,
mask_restore=mask_restore,
denoising_strength=denoising_strength,
noise_mode=noise_mode,
find_noise_steps=find_noise_steps,
resize_mode=resize_mode,
uses_loopback=loopback,
uses_random_seed_loopback=random_seed_loopback,
sort_samples=group_by_prompt,
write_info_files=write_info_files,
jpg_sample=save_as_jpg
)
if initial_seed is None:
initial_seed = seed
input_image = init_img
init_img = output_images[0]
if do_color_correction and correction_target is not None:
init_img = Image.fromarray(cv2.cvtColor(exposure.match_histograms(
cv2.cvtColor(
np.asarray(init_img),
cv2.COLOR_RGB2LAB
),
correction_target,
channel_axis=2
), cv2.COLOR_LAB2RGB).astype("uint8"))
if mask_restore is True and init_mask is not None:
color_mask = init_mask.filter(ImageFilter.GaussianBlur(mask_blur_strength))
color_mask = color_mask.convert('L')
source_image = input_image.convert('RGB')
target_image = init_img.convert('RGB')
init_img = Image.composite(source_image, target_image, color_mask)
if not random_seed_loopback:
seed = seed + 1
else:
seed = seed_to_int(None)
denoising_strength = max(denoising_strength * 0.95, 0.1)
history.append(init_img)
output_images = history
seed = initial_seed
else:
output_images, seed, info, stats = process_images(
outpath=outpath,
func_init=init,
func_sample=sample,
prompt=prompt,
seed=seed,
sampler_name=sampler_name,
save_grid=save_grid,
batch_size=batch_size,
n_iter=n_iter,
steps=ddim_steps,
cfg_scale=cfg_scale,
width=width,
height=height,
prompt_matrix=separate_prompts,
use_GFPGAN=use_GFPGAN,
use_RealESRGAN=use_RealESRGAN,
realesrgan_model_name=RealESRGAN_model,
normalize_prompt_weights=normalize_prompt_weights,
save_individual_images=save_individual_images,
init_img=init_img,
init_mask=init_mask,
mask_blur_strength=mask_blur_strength,
denoising_strength=denoising_strength,
noise_mode=noise_mode,
find_noise_steps=find_noise_steps,
mask_restore=mask_restore,
resize_mode=resize_mode,
uses_loopback=loopback,
sort_samples=group_by_prompt,
write_info_files=write_info_files,
jpg_sample=save_as_jpg
)
del sampler
return output_images, seed, info, stats
#
def layout():
with st.form("img2img-inputs"):
st.session_state["generation_mode"] = "img2img"
img2img_input_col, img2img_generate_col = st.columns([10,1])
with img2img_input_col:
#prompt = st.text_area("Input Text","")
prompt = st.text_input("Input Text","", placeholder="A corgi wearing a top hat as an oil painting.")
# Every form must have a submit button, the extra blank spaces is a temp way to align it with the input field. Needs to be done in CSS or some other way.
img2img_generate_col.write("")
img2img_generate_col.write("")
generate_button = img2img_generate_col.form_submit_button("Generate")
# creating the page layout using columns
col1_img2img_layout, col2_img2img_layout, col3_img2img_layout = st.columns([1,2,2], gap="small")
with col1_img2img_layout:
# If we have custom models available on the "models/custom"
#folder then we show a menu to select which model we want to use, otherwise we use the main model for SD
custom_models_available()
if st.session_state["CustomModel_available"]:
st.session_state["custom_model"] = st.selectbox("Custom Model:", server_state["custom_models"],
index=server_state["custom_models"].index(st.session_state['defaults'].general.default_model),
help="Select the model you want to use. This option is only available if you have custom models \
on your 'models/custom' folder. The model name that will be shown here is the same as the name\
the file for the model has on said folder, it is recommended to give the .ckpt file a name that \
will make it easier for you to distinguish it from other models. Default: Stable Diffusion v1.4")
else:
st.session_state["custom_model"] = "Stable Diffusion v1.4"
st.session_state["sampling_steps"] = st.slider("Sampling Steps", value=st.session_state['defaults'].img2img.sampling_steps.value,
min_value=st.session_state['defaults'].img2img.sampling_steps.min_value,
max_value=st.session_state['defaults'].img2img.sampling_steps.max_value,
step=st.session_state['defaults'].img2img.sampling_steps.step)
sampler_name_list = ["k_lms", "k_euler", "k_euler_a", "k_dpm_2", "k_dpm_2_a", "k_heun", "PLMS", "DDIM"]
st.session_state["sampler_name"] = st.selectbox("Sampling method",sampler_name_list,
index=sampler_name_list.index(st.session_state['defaults'].img2img.sampler_name), help="Sampling method to use.")
width = st.slider("Width:", min_value=st.session_state['defaults'].img2img.width.min_value, max_value=st.session_state['defaults'].img2img.width.max_value,
value=st.session_state['defaults'].img2img.width.value, step=st.session_state['defaults'].img2img.width.step)
height = st.slider("Height:", min_value=st.session_state['defaults'].img2img.height.min_value, max_value=st.session_state['defaults'].img2img.height.max_value,
value=st.session_state['defaults'].img2img.height.value, step=st.session_state['defaults'].img2img.height.step)
seed = st.text_input("Seed:", value=st.session_state['defaults'].img2img.seed, help=" The seed to use, if left blank a random seed will be generated.")
cfg_scale = st.slider("CFG (Classifier Free Guidance Scale):", min_value=st.session_state['defaults'].img2img.cfg_scale.min_value,
max_value=st.session_state['defaults'].img2img.cfg_scale.max_value, value=st.session_state['defaults'].img2img.cfg_scale.value,
step=st.session_state['defaults'].img2img.cfg_scale.step, help="How strongly the image should follow the prompt.")
st.session_state["denoising_strength"] = st.slider("Denoising Strength:", value=st.session_state['defaults'].img2img.denoising_strength.value,
min_value=st.session_state['defaults'].img2img.denoising_strength.min_value,
max_value=st.session_state['defaults'].img2img.denoising_strength.max_value,
step=st.session_state['defaults'].img2img.denoising_strength.step)
mask_expander = st.empty()
with mask_expander.expander("Mask"):
mask_mode_list = ["Mask", "Inverted mask", "Image alpha"]
mask_mode = st.selectbox("Mask Mode", mask_mode_list,
help="Select how you want your image to be masked.\"Mask\" modifies the image where the mask is white.\n\
\"Inverted mask\" modifies the image where the mask is black. \"Image alpha\" modifies the image where the image is transparent."
)
mask_mode = mask_mode_list.index(mask_mode)
noise_mode_list = ["Seed", "Find Noise", "Matched Noise", "Find+Matched Noise"]
noise_mode = st.selectbox(
"Noise Mode", noise_mode_list,
help=""
)
noise_mode = noise_mode_list.index(noise_mode)
find_noise_steps = st.slider("Find Noise Steps", value=st.session_state['defaults'].img2img.find_noise_steps.value,
min_value=st.session_state['defaults'].img2img.find_noise_steps.min_value, max_value=st.session_state['defaults'].img2img.find_noise_steps.max_value,
step=st.session_state['defaults'].img2img.find_noise_steps.step)
with st.expander("Batch Options"):
batch_count = st.slider("Batch count.", min_value=st.session_state['defaults'].img2img.batch_count.min_value, max_value=st.session_state['defaults'].img2img.batch_count.max_value,
value=st.session_state['defaults'].img2img.batch_count.value, step=st.session_state['defaults'].img2img.batch_count.step,
help="How many iterations or batches of images to generate in total.")
batch_size = st.slider("Batch size", min_value=st.session_state['defaults'].img2img.batch_size.min_value, max_value=st.session_state['defaults'].img2img.batch_size.max_value,
value=st.session_state['defaults'].img2img.batch_size.value, step=st.session_state['defaults'].img2img.batch_size.step,
help="How many images are at once in a batch. It increases the VRAM usage a lot but if you have enough VRAM it can reduce the time it takes to finish \
generation as more images are generated at once.Default: 1")
with st.expander("Preview Settings"):
st.session_state["update_preview"] = st.checkbox("Update Image Preview", value=st.session_state['defaults'].img2img.update_preview,
help="If enabled the image preview will be updated during the generation instead of at the end. \
You can use the Update Preview \Frequency option bellow to customize how frequent it's updated. \
By default this is enabled and the frequency is set to 1 step.")
st.session_state["update_preview_frequency"] = st.text_input("Update Image Preview Frequency", value=st.session_state['defaults'].img2img.update_preview_frequency,
help="Frequency in steps at which the the preview image is updated. By default the frequency \
is set to 1 step.")
#
with st.expander("Advanced"):
separate_prompts = st.checkbox("Create Prompt Matrix.", value=st.session_state['defaults'].img2img.separate_prompts,
help="Separate multiple prompts using the `|` character, and get all combinations of them.")
normalize_prompt_weights = st.checkbox("Normalize Prompt Weights.", value=st.session_state['defaults'].img2img.normalize_prompt_weights,
help="Ensure the sum of all weights add up to 1.0")
loopback = st.checkbox("Loopback.", value=st.session_state['defaults'].img2img.loopback, help="Use images from previous batch when creating next batch.")
random_seed_loopback = st.checkbox("Random loopback seed.", value=st.session_state['defaults'].img2img.random_seed_loopback, help="Random loopback seed")
img2img_mask_restore = st.checkbox("Only modify regenerated parts of image",
value=st.session_state['defaults'].img2img.mask_restore,
help="Enable to restore the unmasked parts of the image with the input, may not blend as well but preserves detail")
save_individual_images = st.checkbox("Save individual images.", value=st.session_state['defaults'].img2img.save_individual_images,
help="Save each image generated before any filter or enhancement is applied.")
save_grid = st.checkbox("Save grid",value=st.session_state['defaults'].img2img.save_grid, help="Save a grid with all the images generated into a single image.")
group_by_prompt = st.checkbox("Group results by prompt", value=st.session_state['defaults'].img2img.group_by_prompt,
help="Saves all the images with the same prompt into the same folder. \
When using a prompt matrix each prompt combination will have its own folder.")
write_info_files = st.checkbox("Write Info file", value=st.session_state['defaults'].img2img.write_info_files,
help="Save a file next to the image with informartion about the generation.")
save_as_jpg = st.checkbox("Save samples as jpg", value=st.session_state['defaults'].img2img.save_as_jpg, help="Saves the images as jpg instead of png.")
if server_state["GFPGAN_available"]:
use_GFPGAN = st.checkbox("Use GFPGAN", value=st.session_state['defaults'].img2img.use_GFPGAN, help="Uses the GFPGAN model to improve faces after the generation.\
This greatly improve the quality and consistency of faces but uses extra VRAM. Disable if you need the extra VRAM.")
else:
use_GFPGAN = False
if server_state["RealESRGAN_available"]:
st.session_state["use_RealESRGAN"] = st.checkbox("Use RealESRGAN", value=st.session_state['defaults'].img2img.use_RealESRGAN,
help="Uses the RealESRGAN model to upscale the images after the generation.\
This greatly improve the quality and lets you have high resolution images but uses extra VRAM. Disable if you need the extra VRAM.")
st.session_state["RealESRGAN_model"] = st.selectbox("RealESRGAN model", ["RealESRGAN_x4plus", "RealESRGAN_x4plus_anime_6B"], index=0)
else:
st.session_state["use_RealESRGAN"] = False
st.session_state["RealESRGAN_model"] = "RealESRGAN_x4plus"
with st.expander("Variant"):
variant_amount = st.slider("Variant Amount:", value=st.session_state['defaults'].img2img.variant_amount, min_value=0.0, max_value=1.0, step=0.01)
variant_seed = st.text_input("Variant Seed:", value=st.session_state['defaults'].img2img.variant_seed,
help="The seed to use when generating a variant, if left blank a random seed will be generated.")
with col2_img2img_layout:
editor_tab = st.tabs(["Editor"])
editor_image = st.empty()
st.session_state["editor_image"] = editor_image
st.form_submit_button("Refresh")
masked_image_holder = st.empty()
image_holder = st.empty()
uploaded_images = st.file_uploader(
"Upload Image", accept_multiple_files=False, type=["png", "jpg", "jpeg", "webp"],
help="Upload an image which will be used for the image to image generation.",
)
if uploaded_images:
image = Image.open(uploaded_images).convert('RGBA')
new_img = image.resize((width, height))
image_holder.image(new_img)
mask_holder = st.empty()
uploaded_masks = st.file_uploader(
"Upload Mask", accept_multiple_files=False, type=["png", "jpg", "jpeg", "webp"],
help="Upload an mask image which will be used for masking the image to image generation.",
)
if uploaded_masks:
mask_expander.expander("Mask", expanded=True)
mask = Image.open(uploaded_masks)
if mask.mode == "RGBA":
mask = mask.convert('RGBA')
background = Image.new('RGBA', mask.size, (0, 0, 0))
mask = Image.alpha_composite(background, mask)
mask = mask.resize((width, height))
mask_holder.image(mask)
if uploaded_images and uploaded_masks:
if mask_mode != 2:
final_img = new_img.copy()
alpha_layer = mask.convert('L')
strength = st.session_state["denoising_strength"]
if mask_mode == 0:
alpha_layer = ImageOps.invert(alpha_layer)
alpha_layer = alpha_layer.point(lambda a: a * strength)
alpha_layer = ImageOps.invert(alpha_layer)
elif mask_mode == 1:
alpha_layer = alpha_layer.point(lambda a: a * strength)
alpha_layer = ImageOps.invert(alpha_layer)
final_img.putalpha(alpha_layer)
with masked_image_holder.container():
st.text("Masked Image Preview")
st.image(final_img)
with col3_img2img_layout:
result_tab = st.tabs(["Result"])
# create an empty container for the image, progress bar, etc so we can update it later and use session_state to hold them globally.
preview_image = st.empty()
st.session_state["preview_image"] = preview_image
#st.session_state["loading"] = st.empty()
st.session_state["progress_bar_text"] = st.empty()
st.session_state["progress_bar"] = st.empty()
message = st.empty()
#if uploaded_images:
#image = Image.open(uploaded_images).convert('RGB')
##img_array = np.array(image) # if you want to pass it to OpenCV
#new_img = image.resize((width, height))
#st.image(new_img, use_column_width=True)
if generate_button:
#print("Loading models")
# load the models when we hit the generate button for the first time, it wont be loaded after that so dont worry.
load_models(False, use_GFPGAN, st.session_state["use_RealESRGAN"], st.session_state["RealESRGAN_model"], st.session_state["CustomModel_available"],
st.session_state["custom_model"])
if uploaded_images:
image = Image.open(uploaded_images).convert('RGBA')
new_img = image.resize((width, height))
#img_array = np.array(image) # if you want to pass it to OpenCV
new_mask = None
if uploaded_masks:
mask = Image.open(uploaded_masks).convert('RGBA')
new_mask = mask.resize((width, height))
try:
output_images, seed, info, stats = img2img(prompt=prompt, init_info=new_img, init_info_mask=new_mask, mask_mode=mask_mode,
mask_restore=img2img_mask_restore, ddim_steps=st.session_state["sampling_steps"],
sampler_name=st.session_state["sampler_name"], n_iter=batch_count,
cfg_scale=cfg_scale, denoising_strength=st.session_state["denoising_strength"], variant_seed=variant_seed,
seed=seed, noise_mode=noise_mode, find_noise_steps=find_noise_steps, width=width,
height=height, variant_amount=variant_amount,
ddim_eta=st.session_state.defaults.img2img.ddim_eta, write_info_files=write_info_files,
RealESRGAN_model=st.session_state["RealESRGAN_model"],
separate_prompts=separate_prompts, normalize_prompt_weights=normalize_prompt_weights,
save_individual_images=save_individual_images, save_grid=save_grid,
group_by_prompt=group_by_prompt, save_as_jpg=save_as_jpg, use_GFPGAN=use_GFPGAN,
use_RealESRGAN=st.session_state["use_RealESRGAN"], loopback=loopback
)
#show a message when the generation is complete.
message.success('Render Complete: ' + info + '; Stats: ' + stats, icon="✅")
except (StopException, KeyError):
print(f"Received Streamlit StopException")
# this will render all the images at the end of the generation but its better if its moved to a second tab inside col2 and shown as a gallery.
# use the current col2 first tab to show the preview_img and update it as its generated.
#preview_image.image(output_images, width=750)
#on import run init
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