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from IPython.display import clear_output
from subprocess import call, getoutput
from IPython.display import display
import ipywidgets as widgets
import io
from PIL import Image, ImageDraw
import fileinput
import time
import os
from os import listdir
from os.path import isfile
from tqdm import tqdm
import gdown
import random
import sys
import cv2
from io import BytesIO
import requests
from collections import defaultdict
from math import log, sqrt
import numpy as np
from urllib.parse import urlparse, parse_qs, unquote
from urllib.request import urlopen, Request
import tempfile
from tqdm import tqdm
def Deps(force_reinstall):
if not force_reinstall and os.path.exists('/usr/local/lib/python3.9/dist-packages/safetensors'):
ntbk()
call('pip install --root-user-action=ignore --disable-pip-version-check -qq ./diffusers', shell=True, stdout=open('/dev/null', 'w'))
os.environ['TORCH_HOME'] = '/notebooks/cache/torch'
os.environ['PYTHONWARNINGS'] = 'ignore'
print('[1;32mModules and notebooks updated, dependencies already installed')
else:
call("pip install --root-user-action=ignore --no-deps -q accelerate==0.12.0", shell=True, stdout=open('/dev/null', 'w'))
if not os.path.exists('/usr/local/lib/python3.9/dist-packages/safetensors'):
os.chdir('/usr/local/lib/python3.9/dist-packages')
call("rm -r torch torch-1.12.1+cu116.dist-info torchaudio* torchvision* PIL Pillow* transformers* numpy* gdown*", shell=True, stdout=open('/dev/null', 'w'))
ntbk()
if not os.path.exists('/models'):
call('mkdir /models', shell=True)
if not os.path.exists('/notebooks/models'):
call('ln -s /models /notebooks', shell=True)
if os.path.exists('/deps'):
call("rm -r /deps", shell=True)
call('mkdir /deps', shell=True)
if not os.path.exists('cache'):
call('mkdir cache', shell=True)
os.chdir('/deps')
call('wget -q -i https://raw.githubusercontent.com/TheLastBen/fast-stable-diffusion/main/Dependencies/aptdeps.txt', shell=True)
call('dpkg -i *.deb', shell=True, stdout=open('/dev/null', 'w'))
depsinst("https://huggingface.co/TheLastBen/dependencies/resolve/main/ppsdeps.tar.zst", "/deps/ppsdeps.tar.zst")
call('tar -C / --zstd -xf ppsdeps.tar.zst', shell=True, stdout=open('/dev/null', 'w'))
call("sed -i 's@~/.cache@/notebooks/cache@' /usr/local/lib/python3.9/dist-packages/transformers/utils/hub.py", shell=True)
os.chdir('/notebooks')
call("git clone --depth 1 -q --branch main https://github.com/TheLastBen/diffusers /diffusers", shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
os.environ['TORCH_HOME'] = '/notebooks/cache/torch'
os.environ['PYTHONWARNINGS'] = 'ignore'
if not os.path.exists('/notebooks/diffusers'):
call('ln -s /diffusers /notebooks', shell=True)
call("rm -r /deps", shell=True)
os.chdir('/notebooks')
clear_output()
done()
def depsinst(url, dst):
file_size = None
req = Request(url, headers={"User-Agent": "torch.hub"})
u = urlopen(req)
meta = u.info()
if hasattr(meta, 'getheaders'):
content_length = meta.getheaders("Content-Length")
else:
content_length = meta.get_all("Content-Length")
if content_length is not None and len(content_length) > 0:
file_size = int(content_length[0])
with tqdm(total=file_size, disable=False, mininterval=0.5,
bar_format='Installing dependencies |{bar:20}| {percentage:3.0f}%') as pbar:
with open(dst, "wb") as f:
while True:
buffer = u.read(8192)
if len(buffer) == 0:
break
f.write(buffer)
pbar.update(len(buffer))
f.close()
def ntbk():
os.chdir('/notebooks')
if not os.path.exists('Latest_Notebooks'):
call('mkdir Latest_Notebooks', shell=True)
else:
call('rm -r Latest_Notebooks', shell=True)
call('mkdir Latest_Notebooks', shell=True)
os.chdir('/notebooks/Latest_Notebooks')
call('wget -q -i https://huggingface.co/datasets/TheLastBen/PPS/raw/main/Notebooks.txt', shell=True)
call('rm Notebooks.txt', shell=True)
os.chdir('/notebooks')
def downloadmodel_hf(Path_to_HuggingFace):
import wget
if os.path.exists('/models/stable-diffusion-custom'):
call("rm -r /models/stable-diffusion-custom", shell=True)
clear_output()
if os.path.exists('/notebooks/Fast-Dreambooth/token.txt'):
with open("/notebooks/Fast-Dreambooth/token.txt") as f:
token = f.read()
authe=f'https://USER:{token}@'
else:
authe="https://"
clear_output()
call("mkdir /models/stable-diffusion-custom", shell=True)
os.chdir("/models/stable-diffusion-custom")
call("git init", shell=True)
call("git lfs install --system --skip-repo", shell=True)
call('git remote add -f origin '+authe+'huggingface.co/'+Path_to_HuggingFace, shell=True)
call("git config core.sparsecheckout true", shell=True)
call('echo -e "\nscheduler\ntext_encoder\ntokenizer\nunet\nvae\nmodel_index.json\n!*.safetensors" > .git/info/sparse-checkout', shell=True)
call("git pull origin main", shell=True)
if os.path.exists('unet/diffusion_pytorch_model.bin'):
call("rm -r .git", shell=True)
call("rm model_index.json", shell=True)
wget.download('https://raw.githubusercontent.com/TheLastBen/fast-stable-diffusion/main/Dreambooth/model_index.json')
os.chdir('/notebooks')
clear_output()
done()
while not os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
print('[1;31mCheck the link you provided')
os.chdir('/notebooks')
time.sleep(5)
def downloadmodel_pth(Model_Path, safetensors):
sftnsr=""
if safetensors:
sftnsr="--from_safetensors"
import wget
os.chdir('/notebooks')
clear_output()
if os.path.exists(str(Model_Path)):
call('wget -q -O config.yaml https://github.com/CompVis/stable-diffusion/raw/main/configs/stable-diffusion/v1-inference.yaml', shell=True)
call('python /diffusers/scripts/convert_original_stable_diffusion_to_diffusers.py --checkpoint_path '+Model_Path+' --dump_path /models/stable-diffusion-custom --original_config_file config.yaml '+sftnsr, shell=True)
clear_output()
call('rm config.yaml', shell=True)
if os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
clear_output()
done()
while not os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
print('[1;31mConversion error')
time.sleep(5)
else:
while not os.path.exists(str(Model_Path)):
print('[1;31mWrong path, use the file explorer to copy the path')
time.sleep(5)
def downloadmodel_path(MODEL_PATH):
modelname=os.path.basename(MODEL_PATH)
sftnsr=""
if modelname.split('.')[-1]=='safetensors':
sftnsr="--from_safetensors"
import wget
os.chdir('/notebooks')
clear_output()
if os.path.exists(str(MODEL_PATH)):
call('wget -q -O config.yaml https://github.com/CompVis/stable-diffusion/raw/main/configs/stable-diffusion/v1-inference.yaml', shell=True)
call('python /diffusers/scripts/convert_original_stable_diffusion_to_diffusers.py --checkpoint_path '+MODEL_PATH+' --dump_path /models/stable-diffusion-custom --original_config_file config.yaml '+sftnsr, shell=True)
clear_output()
call('rm config.yaml', shell=True)
if os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
clear_output()
done()
while not os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
print('[1;31mConversion error')
time.sleep(5)
else:
while not os.path.exists(str(MODEL_PATH)):
print('[1;31mWrong path, use the file explorer to copy the path')
time.sleep(5)
def downloadmodel_lnk(Model_Link, safetensors):
sftnsr=""
if not safetensors:
modelnm="model.ckpt"
else:
modelnm="model.safetensors"
sftnsr="--from_safetensors"
import wget
os.chdir('/notebooks')
call("gdown --fuzzy " +Model_Link+ " -O /models/"+modelnm, shell=True)
if os.path.exists("/models/"+modelnm):
if os.path.getsize("/models/"+modelnm) > 1810671599:
call('wget -q -O config.yaml https://github.com/CompVis/stable-diffusion/raw/main/configs/stable-diffusion/v1-inference.yaml', shell=True)
call('python /diffusers/scripts/convert_original_stable_diffusion_to_diffusers.py --checkpoint_path /models/'+modelnm+' --dump_path /models/stable-diffusion-custom --original_config_file config.yaml '+sftnsr, shell=True)
clear_output()
call('rm config.yaml', shell=True)
if os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
call('rm /models/'+modelnm, shell=True)
clear_output()
done()
else:
while not os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
print('[1;31mConversion error')
time.sleep(5)
else:
while os.path.getsize("/models/"+modelnm) < 1810671599:
print('[1;31mWrong link, check that the link is valid')
time.sleep(5)
def downloadmodel_link(MODEL_LINK):
import wget
import gdown
from gdown.download import get_url_from_gdrive_confirmation
def getsrc(url):
parsed_url = urlparse(url)
if parsed_url.netloc == 'civitai.com':
src='civitai'
elif parsed_url.netloc == 'drive.google.com':
src='gdrive'
elif parsed_url.netloc == 'huggingface.co':
src='huggingface'
else:
src='others'
return src
src=getsrc(MODEL_LINK)
def get_name(url, gdrive):
if not gdrive:
response = requests.get(url, allow_redirects=False)
if "Location" in response.headers:
redirected_url = response.headers["Location"]
quer = parse_qs(urlparse(redirected_url).query)
if "response-content-disposition" in quer:
disp_val = quer["response-content-disposition"][0].split(";")
for vals in disp_val:
if vals.strip().startswith("filename="):
filenm=unquote(vals.split("=", 1)[1].strip())
return filenm.replace("\"","")
else:
headers = {"User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36"}
lnk="https://drive.google.com/uc?id={id}&export=download".format(id=url[url.find("/d/")+3:url.find("/view")])
res = requests.session().get(lnk, headers=headers, stream=True, verify=True)
res = requests.session().get(get_url_from_gdrive_confirmation(res.text), headers=headers, stream=True, verify=True)
content_disposition = six.moves.urllib_parse.unquote(res.headers["Content-Disposition"])
filenm = re.search(r"filename\*=UTF-8''(.*)", content_disposition).groups()[0].replace(os.path.sep, "_")
return filenm
if src=='civitai':
modelname=get_name(MODEL_LINK, False)
elif src=='gdrive':
modelname=get_name(MODEL_LINK, True)
else:
modelname=os.path.basename(MODEL_LINK)
sftnsr=""
if modelname.split('.')[-1]!='safetensors':
modelnm="model.ckpt"
else:
modelnm="model.safetensors"
sftnsr="--from_safetensors"
os.chdir('/notebooks')
call("gdown --fuzzy " +MODEL_LINK+ " -O "+modelnm, shell=True)
if os.path.exists(modelnm):
if os.path.getsize(modelnm) > 1810671599:
call('wget -q -O config.yaml https://github.com/CompVis/stable-diffusion/raw/main/configs/stable-diffusion/v1-inference.yaml', shell=True)
call('python /diffusers/scripts/convert_original_stable_diffusion_to_diffusers.py --checkpoint_path '+modelnm+' --dump_path /models/stable-diffusion-custom --original_config_file config.yaml '+sftnsr, shell=True)
clear_output()
call('rm config.yaml', shell=True)
if os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
call('rm '+modelnm, shell=True)
clear_output()
done()
else:
while not os.path.exists('/models/stable-diffusion-custom/unet/diffusion_pytorch_model.bin'):
print('[1;31mConversion error')
time.sleep(5)
else:
while os.path.getsize(modelnm) < 1810671599:
print('[1;31mWrong link, check that the link is valid')
time.sleep(5)
def dl(Path_to_HuggingFace, Model_Path, Model_Link, safetensors):
if Path_to_HuggingFace != "":
downloadmodel_hf(Path_to_HuggingFace)
MODEL_NAME="/models/stable-diffusion-custom"
elif Model_Path !="":
downloadmodel_pth(Model_Path, safetensors)
MODEL_NAME="/models/stable-diffusion-custom"
elif Model_Link !="":
downloadmodel_lnk(Model_Link, safetensors)
MODEL_NAME="/models/stable-diffusion-custom"
else:
MODEL_NAME="/datasets/stable-diffusion-diffusers/stable-diffusion-v1-5"
print('[1;32mUsing the original V1.5 model')
return MODEL_NAME
def dls(Path_to_HuggingFace, Model_Path, Model_Link):
if Path_to_HuggingFace != "":
downloadmodel_hf(Path_to_HuggingFace)
MODEL_NAME="/models/stable-diffusion-custom"
elif Model_Path !="":
downloadmodel_path(Model_Path)
MODEL_NAME="/models/stable-diffusion-custom"
elif Model_Link !="":
downloadmodel_link(Model_Link)
MODEL_NAME="/models/stable-diffusion-custom"
else:
MODEL_NAME="/datasets/stable-diffusion-diffusers/stable-diffusion-v1-5"
print('[1;32mUsing the original V1.5 model')
return MODEL_NAME
def sess(Session_Name, Session_Link_optional, MODEL_NAME):
import wget, gdown
os.chdir('/notebooks')
PT=""
while Session_Name=="":
print('[1;31mInput the Session Name:')
Session_Name=input("")
Session_Name=Session_Name.replace(" ","_")
WORKSPACE='/notebooks/Fast-Dreambooth'
if Session_Link_optional !="":
print('[1;33mDownloading session...')
if Session_Link_optional != "":
if not os.path.exists(str(WORKSPACE+'/Sessions')):
call("mkdir -p " +WORKSPACE+ "/Sessions", shell=True)
time.sleep(1)
os.chdir(WORKSPACE+'/Sessions')
gdown.download_folder(url=Session_Link_optional, output=Session_Name, quiet=True, remaining_ok=True, use_cookies=False)
os.chdir(Session_Name)
call("rm -r " +instance_images, shell=True)
call("unzip " +instance_images.zip, shell=True, stdout=open('/dev/null', 'w'))
call("rm -r " +concept_images, shell=True)
call("unzip " +concept_images.zip, shell=True, stdout=open('/dev/null', 'w'))
call("rm -r " +captions, shell=True)
call("unzip " +captions.zip, shell=True, stdout=open('/dev/null', 'w'))
os.chdir('/notebooks')
clear_output()
INSTANCE_NAME=Session_Name
OUTPUT_DIR="/models/"+Session_Name
SESSION_DIR=WORKSPACE+"/Sessions/"+Session_Name
CONCEPT_DIR=SESSION_DIR+"/concept_images"
INSTANCE_DIR=SESSION_DIR+"/instance_images"
CAPTIONS_DIR=SESSION_DIR+'/captions'
MDLPTH=str(SESSION_DIR+"/"+Session_Name+'.ckpt')
resume=False
if os.path.exists(str(SESSION_DIR)):
mdls=[ckpt for ckpt in listdir(SESSION_DIR) if ckpt.split(".")[-1]=="ckpt"]
if not os.path.exists(MDLPTH) and '.ckpt' in str(mdls):
def f(n):
k=0
for i in mdls:
if k==n:
call('mv '+SESSION_DIR+'/'+i+' '+MDLPTH, shell=True)
k=k+1
k=0
print('[1;33mNo final checkpoint model found, select which intermediary checkpoint to use, enter only the number, (000 to skip):\n[1;34m')
for i in mdls:
print(str(k)+'- '+i)
k=k+1
n=input()
while int(n)>k-1:
n=input()
if n!="000":
f(int(n))
print('[1;32mUsing the model '+ mdls[int(n)]+" ...")
time.sleep(4)
clear_output()
else:
print('[1;32mSkipping the intermediary checkpoints.')
if os.path.exists(str(SESSION_DIR)) and not os.path.exists(MDLPTH):
print('[1;32mLoading session with no previous model, using the original model or the custom downloaded model')
if MODEL_NAME=="":
print('[1;31mNo model found, use the "Model Download" cell to download a model.')
else:
print('[1;32mSession Loaded, proceed to uploading instance images')
elif os.path.exists(MDLPTH):
print('[1;32mSession found, loading the trained model ...')
call('wget -q -O config.yaml https://github.com/CompVis/stable-diffusion/raw/main/configs/stable-diffusion/v1-inference.yaml', shell=True)
call('python /diffusers/scripts/convert_original_stable_diffusion_to_diffusers.py --checkpoint_path '+MDLPTH+' --dump_path '+OUTPUT_DIR+' --original_config_file config.yaml', shell=True)
clear_output()
call('rm config.yaml', shell=True)
if os.path.exists(OUTPUT_DIR+'/unet/diffusion_pytorch_model.bin'):
resume=True
clear_output()
print('[1;32mSession loaded.')
else:
print('[1;31mConversion error, if the error persists, remove the CKPT file from the current session folder')
elif not os.path.exists(str(SESSION_DIR)):
call('mkdir -p '+INSTANCE_DIR, shell=True)
print('[1;32mCreating session...')
if MODEL_NAME=="":
print('[1;31mNo model found, use the "Model Download" cell to download a model.')
else:
print('[1;32mSession created, proceed to uploading instance images')
return PT, WORKSPACE, Session_Name, INSTANCE_NAME, OUTPUT_DIR, SESSION_DIR, CONCEPT_DIR, INSTANCE_DIR, CAPTIONS_DIR, MDLPTH, MODEL_NAME, resume
def done():
done = widgets.Button(
description='Done!',
disabled=True,
button_style='success',
tooltip='',
icon='check'
)
display(done)
def uplder(Remove_existing_instance_images, Crop_images, Crop_size, IMAGES_FOLDER_OPTIONAL, INSTANCE_DIR, CAPTIONS_DIR, ren):
if os.path.exists(INSTANCE_DIR+"/.ipynb_checkpoints"):
call('rm -r '+INSTANCE_DIR+'/.ipynb_checkpoints', shell=True)
uploader = widgets.FileUpload(description="Choose images",accept='image/*, .txt', multiple=True)
Upload = widgets.Button(
description='Upload',
disabled=False,
button_style='info',
tooltip='Click to upload the chosen instance images',
icon=''
)
def up(Upload):
with out:
uploader.close()
Upload.close()
upld(Remove_existing_instance_images, Crop_images, Crop_size, IMAGES_FOLDER_OPTIONAL, INSTANCE_DIR, CAPTIONS_DIR, uploader, ren)
done()
out=widgets.Output()
if IMAGES_FOLDER_OPTIONAL=="":
Upload.on_click(up)
display(uploader, Upload, out)
else:
upld(Remove_existing_instance_images, Crop_images, Crop_size, IMAGES_FOLDER_OPTIONAL, INSTANCE_DIR, CAPTIONS_DIR, uploader, ren)
done()
def upld(Remove_existing_instance_images, Crop_images, Crop_size, IMAGES_FOLDER_OPTIONAL, INSTANCE_DIR, CAPTIONS_DIR, uploader, ren):
if Remove_existing_instance_images:
if os.path.exists(str(INSTANCE_DIR)):
call("rm -r " +INSTANCE_DIR, shell=True)
if os.path.exists(str(CAPTIONS_DIR)):
call("rm -r " +CAPTIONS_DIR, shell=True)
if not os.path.exists(str(INSTANCE_DIR)):
call("mkdir -p " +INSTANCE_DIR, shell=True)
if not os.path.exists(str(CAPTIONS_DIR)):
call("mkdir -p " +CAPTIONS_DIR, shell=True)
if IMAGES_FOLDER_OPTIONAL !="":
if os.path.exists(IMAGES_FOLDER_OPTIONAL+"/.ipynb_checkpoints"):
call('rm -r '+IMAGES_FOLDER_OPTIONAL+'/.ipynb_checkpoints', shell=True)
if any(file.endswith('.{}'.format('txt')) for file in os.listdir(IMAGES_FOLDER_OPTIONAL)):
call('mv '+IMAGES_FOLDER_OPTIONAL+'/*.txt '+CAPTIONS_DIR, shell=True)
if Crop_images:
os.chdir(str(IMAGES_FOLDER_OPTIONAL))
call('find . -name "* *" -type f | rename ' "'s/ /-/g'", shell=True)
os.chdir('/notebooks')
for filename in tqdm(os.listdir(IMAGES_FOLDER_OPTIONAL), bar_format=' |{bar:15}| {n_fmt}/{total_fmt} Uploaded'):
extension = filename.split(".")[-1]
identifier=filename.split(".")[0]
new_path_with_file = os.path.join(INSTANCE_DIR, filename)
file = Image.open(IMAGES_FOLDER_OPTIONAL+"/"+filename)
width, height = file.size
image = file
if file.size !=(Crop_size, Crop_size):
image=crop_image(file, Crop_size)
if extension.upper()=="JPG" or extension.upper()=="jpg":
image[0] = image[0].convert("RGB")
image[0].save(new_path_with_file, format="JPEG", quality = 100)
else:
image[0].save(new_path_with_file, format=extension.upper())
else:
call("cp \'"+IMAGES_FOLDER_OPTIONAL+"/"+filename+"\' "+INSTANCE_DIR, shell=True)
else:
for filename in tqdm(os.listdir(IMAGES_FOLDER_OPTIONAL), bar_format=' |{bar:15}| {n_fmt}/{total_fmt} Uploaded'):
call("cp -r " +IMAGES_FOLDER_OPTIONAL+"/. " +INSTANCE_DIR, shell=True)
elif IMAGES_FOLDER_OPTIONAL =="":
up=""
for file in uploader.value:
filename = file['name']
if filename.split(".")[-1]=="txt":
with open(CAPTIONS_DIR+'/'+filename, 'w') as f:
f.write(bytes(file['content']).decode())
up=[file for file in uploader.value if not file['name'].endswith('.txt')]
if Crop_images:
for file in tqdm(up, bar_format=' |{bar:15}| {n_fmt}/{total_fmt} Uploaded'):
filename = file['name']
img = Image.open(io.BytesIO(file['content']))
extension = filename.split(".")[-1]
identifier=filename.split(".")[0]
if extension.upper()=="JPG" or extension.upper()=="jpg":
img=img.convert("RGB")
img.save(INSTANCE_DIR+"/"+filename, format="JPEG", quality = 100)
else:
img.save(INSTANCE_DIR+"/"+filename, format=extension.upper())
new_path_with_file = os.path.join(INSTANCE_DIR, filename)
file = Image.open(new_path_with_file)
width, height = file.size
image = img
if file.size !=(Crop_size, Crop_size):
image=crop_image(file, Crop_size)
if extension.upper()=="JPG" or extension.upper()=="jpg":
image[0].save(new_path_with_file, format="JPEG", quality = 100)
else:
image[0].save(new_path_with_file, format=extension.upper())
else:
for file in tqdm(uploader.value, bar_format=' |{bar:15}| {n_fmt}/{total_fmt} Uploaded'):
filename = file['name']
img = Image.open(io.BytesIO(file['content']))
extension = filename.split(".")[-1]
identifier=filename.split(".")[0]
if extension.upper()=="JPG" or extension.upper()=="jpg":
img=img.convert("RGB")
img.save(INSTANCE_DIR+"/"+filename, format="JPEG", quality = 100)
else:
img.save(INSTANCE_DIR+"/"+filename, format=extension.upper())
if ren:
i=0
for filename in tqdm(os.listdir(INSTANCE_DIR), bar_format=' |{bar:15}| {n_fmt}/{total_fmt} Renamed'):
extension = filename.split(".")[-1]
identifier=filename.split(".")[0]
new_path_with_file = os.path.join(INSTANCE_DIR, "conceptimagedb"+str(i)+"."+extension)
call('mv "'+os.path.join(INSTANCE_DIR,filename)+'" "'+new_path_with_file+'"', shell=True)
i=i+1
os.chdir(INSTANCE_DIR)
call('find . -name "* *" -type f | rename ' "'s/ /-/g'", shell=True)
os.chdir(CAPTIONS_DIR)
call('find . -name "* *" -type f | rename ' "'s/ /-/g'", shell=True)
os.chdir('/notebooks')
def caption(CAPTIONS_DIR, INSTANCE_DIR):
paths=""
out=""
widgets_l=""
clear_output()
def Caption(path):
if path!="Select an instance image to caption":
name = os.path.splitext(os.path.basename(path))[0]
ext=os.path.splitext(os.path.basename(path))[-1][1:]
if ext=="jpg" or "JPG":
ext="JPEG"
if os.path.exists(CAPTIONS_DIR+"/"+name + '.txt'):
with open(CAPTIONS_DIR+"/"+name + '.txt', 'r') as f:
text = f.read()
else:
with open(CAPTIONS_DIR+"/"+name + '.txt', 'w') as f:
f.write("")
with open(CAPTIONS_DIR+"/"+name + '.txt', 'r') as f:
text = f.read()
img=Image.open(os.path.join(INSTANCE_DIR,path))
img=img.convert("RGB")
img=img.resize((420, 420))
image_bytes = BytesIO()
img.save(image_bytes, format=ext, qualiy=10)
image_bytes.seek(0)
image_data = image_bytes.read()
img= image_data
image = widgets.Image(
value=img,
width=420,
height=420
)
text_area = widgets.Textarea(value=text, description='', disabled=False, layout={'width': '300px', 'height': '120px'})
def update_text(text):
with open(CAPTIONS_DIR+"/"+name + '.txt', 'w') as f:
f.write(text)
button = widgets.Button(description='Save', button_style='success')
button.on_click(lambda b: update_text(text_area.value))
return widgets.VBox([widgets.HBox([image, text_area, button])])
paths = os.listdir(INSTANCE_DIR)
widgets_l = widgets.Select(options=["Select an instance image to caption"]+paths, rows=25)
out = widgets.Output()
def click(change):
with out:
out.clear_output()
display(Caption(change.new))
widgets_l.observe(click, names='value')
display(widgets.HBox([widgets_l, out]))
def dbtrain(Resume_Training, UNet_Training_Steps, UNet_Learning_Rate, Text_Encoder_Training_Steps, Text_Encoder_Concept_Training_Steps, Text_Encoder_Learning_Rate, Offset_Noise, Resolution, MODEL_NAME, SESSION_DIR, INSTANCE_DIR, CONCEPT_DIR, CAPTIONS_DIR, External_Captions, INSTANCE_NAME, Session_Name, OUTPUT_DIR, PT, resume, Save_Checkpoint_Every_n_Steps, Start_saving_from_the_step, Save_Checkpoint_Every):
if os.path.exists(INSTANCE_DIR+"/.ipynb_checkpoints"):
call('rm -r '+INSTANCE_DIR+'/.ipynb_checkpoints', shell=True)
if os.path.exists(CONCEPT_DIR+"/.ipynb_checkpoints"):
call('rm -r '+CONCEPT_DIR+'/.ipynb_checkpoints', shell=True)
if os.path.exists(CAPTIONS_DIR+"/.ipynb_checkpoints"):
call('rm -r '+CAPTIONS_DIR+'/.ipynb_checkpoints', shell=True)
if resume and not Resume_Training:
print('[1;31mOverwrite your previously trained model ?, answering "yes" will train a new model, answering "no" will resume the training of the previous model? yes or no ?[0m')
while True:
ansres=input('')
if ansres=='no':
Resume_Training = True
resume= False
break
elif ansres=='yes':
Resume_Training = False
resume= False
break
while not Resume_Training and not os.path.exists(MODEL_NAME+'/unet/diffusion_pytorch_model.bin'):
print('[1;31mNo model found, use the "Model Download" cell to download a model.')
time.sleep(5)
MODELT_NAME=MODEL_NAME
Seed=random.randint(1, 999999)
ofstnse=""
if Offset_Noise:
ofstnse="--offset_noise"
extrnlcptn=""
if External_Captions:
extrnlcptn="--external_captions"
precision="fp16"
resuming=""
if Resume_Training and os.path.exists(OUTPUT_DIR+'/unet/diffusion_pytorch_model.bin'):
MODELT_NAME=OUTPUT_DIR
print('[1;32mResuming Training...[0m')
resuming="Yes"
elif Resume_Training and not os.path.exists(OUTPUT_DIR+'/unet/diffusion_pytorch_model.bin'):
print('[1;31mPrevious model not found, training a new model...[0m')
MODELT_NAME=MODEL_NAME
while MODEL_NAME=="":
print('[1;31mNo model found, use the "Model Download" cell to download a model.')
time.sleep(5)
trnonltxt=""
if UNet_Training_Steps==0:
trnonltxt="--train_only_text_encoder"
Enable_text_encoder_training= True
Enable_Text_Encoder_Concept_Training= True
if Text_Encoder_Training_Steps==0:
Enable_text_encoder_training= False
else:
stptxt=Text_Encoder_Training_Steps
if Text_Encoder_Concept_Training_Steps==0:
Enable_Text_Encoder_Concept_Training= False
else:
stptxtc=Text_Encoder_Concept_Training_Steps
if Save_Checkpoint_Every==None:
Save_Checkpoint_Every=1
stp=0
if Start_saving_from_the_step==None:
Start_saving_from_the_step=0
if (Start_saving_from_the_step < 200):
Start_saving_from_the_step=Save_Checkpoint_Every
stpsv=Start_saving_from_the_step
if Save_Checkpoint_Every_n_Steps:
stp=Save_Checkpoint_Every
def dump_only_textenc(trnonltxt, MODELT_NAME, INSTANCE_DIR, OUTPUT_DIR, PT, Seed, precision, Training_Steps):
call('accelerate launch /notebooks/diffusers/examples/dreambooth/train_dreambooth_pps.py \
'+trnonltxt+' \
'+extrnlcptn+' \
'+ofstnse+' \
--train_text_encoder \
--image_captions_filename \
--dump_only_text_encoder \
--pretrained_model_name_or_path='+MODELT_NAME+' \
--instance_data_dir='+INSTANCE_DIR+' \
--output_dir='+OUTPUT_DIR+' \
--captions_dir='+CAPTIONS_DIR+' \
--instance_prompt='+PT+' \
--seed='+str(Seed)+' \
--resolution='+str(Resolution)+' \
--mixed_precision='+str(precision)+' \
--train_batch_size=1 \
--gradient_accumulation_steps=1 --gradient_checkpointing \
--use_8bit_adam \
--learning_rate='+str(Text_Encoder_Learning_Rate)+' \
--lr_scheduler="linear" \
--lr_warmup_steps=0 \
--max_train_steps='+str(Training_Steps), shell=True)
def train_only_unet(stp, stpsv, SESSION_DIR, MODELT_NAME, INSTANCE_DIR, OUTPUT_DIR, Text_Encoder_Training_Steps, PT, Seed, Resolution, extrnlcptn, precision, Training_Steps):
clear_output()
if resuming=="Yes":
print('[1;32mResuming Training...[0m')
print('[1;33mTraining the UNet...[0m')
call('accelerate launch /notebooks/diffusers/examples/dreambooth/train_dreambooth_pps.py \
'+extrnlcptn+' \
'+ofstnse+' \
--image_captions_filename \
--train_only_unet \
--Session_dir='+SESSION_DIR+' \
--save_starting_step='+str(stpsv)+' \
--save_n_steps='+str(stp)+' \
--pretrained_model_name_or_path='+MODELT_NAME+' \
--instance_data_dir='+INSTANCE_DIR+' \
--output_dir='+OUTPUT_DIR+' \
--captions_dir='+CAPTIONS_DIR+' \
--instance_prompt='+PT+' \
--seed='+str(Seed)+' \
--resolution='+str(Resolution)+' \
--mixed_precision='+str(precision)+' \
--train_batch_size=1 \
--gradient_accumulation_steps=1 --gradient_checkpointing \
--use_8bit_adam \
--learning_rate='+str(UNet_Learning_Rate)+' \
--lr_scheduler="linear" \
--lr_warmup_steps=0 \
--max_train_steps='+str(Training_Steps), shell=True)
if Enable_text_encoder_training :
print('[1;33mTraining the text encoder...[0m')
if os.path.exists(OUTPUT_DIR+'/'+'text_encoder_trained'):
call('rm -r '+OUTPUT_DIR+'/text_encoder_trained', shell=True)
dump_only_textenc(trnonltxt, MODELT_NAME, INSTANCE_DIR, OUTPUT_DIR, PT, Seed, precision, Training_Steps=stptxt)
if Enable_Text_Encoder_Concept_Training:
if os.path.exists(CONCEPT_DIR):
if os.listdir(CONCEPT_DIR)!=[]:
clear_output()
if resuming=="Yes":
print('[1;32mResuming Training...[0m')
print('[1;33mTraining the text encoder on the concept...[0m')
dump_only_textenc(trnonltxt, MODELT_NAME, CONCEPT_DIR, OUTPUT_DIR, PT, Seed, precision, Training_Steps=stptxtc)
else:
clear_output()
if resuming=="Yes":
print('[1;32mResuming Training...[0m')
print('[1;31mNo concept images found, skipping concept training...')
Text_Encoder_Concept_Training_Steps=0
time.sleep(8)
else:
clear_output()
if resuming=="Yes":
print('[1;32mResuming Training...[0m')
print('[1;31mNo concept images found, skipping concept training...')
Text_Encoder_Concept_Training_Steps=0
time.sleep(8)
if UNet_Training_Steps!=0:
train_only_unet(stp, stpsv, SESSION_DIR, MODELT_NAME, INSTANCE_DIR, OUTPUT_DIR, Text_Encoder_Training_Steps, PT, Seed, Resolution, extrnlcptn, precision, Training_Steps=UNet_Training_Steps)
if UNet_Training_Steps==0 and Text_Encoder_Concept_Training_Steps==0 and Text_Encoder_Training_Steps==0 :
print('[1;32mNothing to do')
else:
if os.path.exists(OUTPUT_DIR+'/unet/diffusion_pytorch_model.bin'):
call('python /notebooks/diffusers/scripts/convertosdv2.py --fp16 '+OUTPUT_DIR+' '+SESSION_DIR+'/'+Session_Name+'.ckpt', shell=True)
clear_output()
if os.path.exists(SESSION_DIR+"/"+INSTANCE_NAME+'.ckpt'):
clear_output()
print("[1;32mDONE, the CKPT model is in the session's folder")
else:
print("[1;31mSomething went wrong")
else:
print("[1;31mSomething went wrong")
return resume
def testui(Custom_Path, Previous_Session_Name, Session_Name, User, Password):
if Previous_Session_Name!="":
print("[1;32mLoading a previous session model")
mdldir='/notebooks/Fast-Dreambooth/Sessions/'+Previous_Session_Name
path_to_trained_model=mdldir+"/"+Previous_Session_Name+'.ckpt'
while not os.path.exists(path_to_trained_model):
print("[1;31mThere is no trained model in the previous session")
time.sleep(5)
elif Custom_Path!="":
print("[1;32mLoading model from a custom path")
path_to_trained_model=Custom_Path
while not os.path.exists(path_to_trained_model):
print("[1;31mWrong Path")
time.sleep(5)
else:
print("[1;32mLoading the trained model")
mdldir='/notebooks/Fast-Dreambooth/Sessions/'+Session_Name
path_to_trained_model=mdldir+"/"+Session_Name+'.ckpt'
while not os.path.exists(path_to_trained_model):
print("[1;31mThere is no trained model in this session")
time.sleep(5)
auth=f"--gradio-auth {User}:{Password}"
if User =="" or Password=="":
auth=""
os.chdir('/notebooks')
if not os.path.exists('/notebooks/sd/stablediffusiond'): #reset later
call('wget -q -O sd_mrep.tar.zst https://huggingface.co/TheLastBen/dependencies/resolve/main/sd_mrep.tar.zst', shell=True)
call('tar --zstd -xf sd_mrep.tar.zst', shell=True)
call('rm sd_mrep.tar.zst', shell=True)
os.chdir('/notebooks/sd')
if not os.path.exists('stable-diffusion-webui'):
call('git clone -q --depth 1 --branch master https://github.com/AUTOMATIC1111/stable-diffusion-webui', shell=True)
os.chdir('/notebooks/sd/stable-diffusion-webui/')
call('git reset --hard', shell=True, stdout=open('/dev/null', 'w'))
print('[1;32m')
call('git checkout master', shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
call('git pull', shell=True, stdout=open('/dev/null', 'w'))
os.chdir('/notebooks')
clear_output()
call('wget -q -O /usr/local/lib/python3.9/dist-packages/gradio/blocks.py https://raw.githubusercontent.com/TheLastBen/fast-stable-diffusion/main/AUTOMATIC1111_files/blocks.py', shell=True)
localurl="tensorboard-"+os.environ.get('PAPERSPACE_FQDN')
for line in fileinput.input('/usr/local/lib/python3.9/dist-packages/gradio/blocks.py', inplace=True):
if line.strip().startswith('self.server_name ='):
line = f' self.server_name = "{localurl}"\n'
if line.strip().startswith('self.protocol = "https"'):
line = ' self.protocol = "https"\n'
if line.strip().startswith('if self.local_url.startswith("https") or self.is_colab'):
line = ''
if line.strip().startswith('else "http"'):
line = ''
sys.stdout.write(line)
os.chdir('/notebooks/sd/stable-diffusion-webui/modules')
call("sed -i 's@possible_sd_paths =.*@possible_sd_paths = [\"/notebooks/sd/stablediffusion\"]@' /notebooks/sd/stable-diffusion-webui/modules/paths.py", shell=True)
call("sed -i 's@\.\.\/@src/@g' /notebooks/sd/stable-diffusion-webui/modules/paths.py", shell=True)
call("sed -i 's@src\/generative-models@generative-models@g' /notebooks/sd/stable-diffusion-webui/modules/paths.py", shell=True)
call("sed -i 's@-> Network | None@@g' /notebooks/sd/stable-diffusion-webui/extensions-builtin/Lora/network.py", shell=True)
call("sed -i 's@from scipy.ndimage.filters@from scipy.ndimage@g' /usr/local/lib/python3.9/dist-packages/basicsr/metrics/niqe.py", shell=True)
call("sed -i 's@\"quicksettings\": OptionInfo(.*@\"quicksettings\": OptionInfo(\"sd_model_checkpoint, sd_vae, CLIP_stop_at_last_layers, inpainting_mask_weight, initial_noise_multiplier\", \"Quicksettings list\"),@' /notebooks/sd/stable-diffusion-webui/modules/shared.py", shell=True)
os.chdir('/notebooks/sd/stable-diffusion-webui')
clear_output()
configf="--disable-console-progressbars --no-gradio-queue --no-hashing --no-half-vae --disable-safe-unpickle --api --no-download-sd-model --xformers --enable-insecure-extension-access --port 6006 --listen --skip-version-check --ckpt "+path_to_trained_model+" "+auth
return configf
def clean():
Sessions=os.listdir("/notebooks/Fast-Dreambooth/Sessions")
s = widgets.Select(
options=Sessions,
rows=5,
description='',
disabled=False
)
out=widgets.Output()
d = widgets.Button(
description='Remove',
disabled=False,
button_style='warning',
tooltip='Removet the selected session',
icon='warning'
)
def rem(d):
with out:
if s.value is not None:
clear_output()
print("[1;33mTHE SESSION [1;31m"+s.value+" [1;33mHAS BEEN REMOVED FROM THE STORAGE")
call('rm -r /notebooks/Fast-Dreambooth/Sessions/'+s.value, shell=True)
if os.path.exists('/notebooks/models/'+s.value):
call('rm -r /notebooks/models/'+s.value, shell=True)
s.options=os.listdir("/notebooks/Fast-Dreambooth/Sessions")
else:
d.close()
s.close()
clear_output()
print("[1;32mNOTHING TO REMOVE")
d.on_click(rem)
if s.value is not None:
display(s,d,out)
else:
print("[1;32mNOTHING TO REMOVE")
def hf(Name_of_your_concept, hf_token_write, INSTANCE_NAME, OUTPUT_DIR, Session_Name, MDLPTH):
from slugify import slugify
from huggingface_hub import HfApi, HfFolder, CommitOperationAdd
from huggingface_hub import create_repo
from IPython.display import display_markdown
if(Name_of_your_concept == ""):
Name_of_your_concept = Session_Name
Name_of_your_concept=Name_of_your_concept.replace(" ","-")
if hf_token_write =="":
print('[1;32mYour Hugging Face write access token : ')
hf_token_write=input()
hf_token = hf_token_write
api = HfApi()
your_username = api.whoami(token=hf_token)["name"]
repo_id = f"{your_username}/{slugify(Name_of_your_concept)}"
output_dir = f'/notebooks/models/'+INSTANCE_NAME
def bar(prg):
clear_output()
br="[1;33mUploading to HuggingFace : " '[0m|'+'█' * prg + ' ' * (25-prg)+'| ' +str(prg*4)+ "%"
return br
print("[1;33mLoading...")
os.chdir(OUTPUT_DIR)
call('rm -r safety_checker feature_extractor .git', shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
call('rm model_index.json', shell=True)
call('git init', shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
call('git lfs install --system --skip-repo', shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
call('git remote add -f origin https://huggingface.co/runwayml/stable-diffusion-v1-5', shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
call('git config core.sparsecheckout true', shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
call('echo -e "\nfeature_extractor\nsafety_checker\nmodel_index.json\n!*.safetensors" > .git/info/sparse-checkout', shell=True)
call('git pull origin main', shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
call('rm -r .git', shell=True, stdout=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'))
os.chdir('/notebooks')
print(bar(1))
readme_text = f'''---
license: creativeml-openrail-m
tags:
- text-to-image
- stable-diffusion
---
### {Name_of_your_concept} Dreambooth model trained by {api.whoami(token=hf_token)["name"]} with TheLastBen's fast-DreamBooth notebook
'''
#Save the readme to a file
readme_file = open("README.md", "w")
readme_file.write(readme_text)
readme_file.close()
operations = [
CommitOperationAdd(path_in_repo="README.md", path_or_fileobj="README.md"),
CommitOperationAdd(path_in_repo=f"{Session_Name}.ckpt",path_or_fileobj=MDLPTH)
]
create_repo(repo_id,private=True, token=hf_token)
api.create_commit(
repo_id=repo_id,
operations=operations,
commit_message=f"Upload the concept {Name_of_your_concept} embeds and token",
token=hf_token
)
api.upload_folder(
folder_path=OUTPUT_DIR+"/feature_extractor",
path_in_repo="feature_extractor",
repo_id=repo_id,
token=hf_token
)
print(bar(4))
api.upload_folder(
folder_path=OUTPUT_DIR+"/safety_checker",
path_in_repo="safety_checker",
repo_id=repo_id,
token=hf_token
)
print(bar(8))
api.upload_folder(
folder_path=OUTPUT_DIR+"/scheduler",
path_in_repo="scheduler",
repo_id=repo_id,
token=hf_token
)
print(bar(9))
api.upload_folder(
folder_path=OUTPUT_DIR+"/text_encoder",
path_in_repo="text_encoder",
repo_id=repo_id,
token=hf_token
)
print(bar(12))
api.upload_folder(
folder_path=OUTPUT_DIR+"/tokenizer",
path_in_repo="tokenizer",
repo_id=repo_id,
token=hf_token
)
print(bar(13))
api.upload_folder(
folder_path=OUTPUT_DIR+"/unet",
path_in_repo="unet",
repo_id=repo_id,
token=hf_token
)
print(bar(21))
api.upload_folder(
folder_path=OUTPUT_DIR+"/vae",
path_in_repo="vae",
repo_id=repo_id,
token=hf_token
)
print(bar(23))
api.upload_file(
path_or_fileobj=OUTPUT_DIR+"/model_index.json",
path_in_repo="model_index.json",
repo_id=repo_id,
token=hf_token
)
print(bar(25))
print("[1;32mYour concept was saved successfully at https://huggingface.co/"+repo_id)
done()
def crop_image(im, size):
GREEN = "#0F0"
BLUE = "#00F"
RED = "#F00"
def focal_point(im, settings):
corner_points = image_corner_points(im, settings) if settings.corner_points_weight > 0 else []
entropy_points = image_entropy_points(im, settings) if settings.entropy_points_weight > 0 else []
face_points = image_face_points(im, settings) if settings.face_points_weight > 0 else []
pois = []
weight_pref_total = 0
if len(corner_points) > 0:
weight_pref_total += settings.corner_points_weight
if len(entropy_points) > 0:
weight_pref_total += settings.entropy_points_weight
if len(face_points) > 0:
weight_pref_total += settings.face_points_weight
corner_centroid = None
if len(corner_points) > 0:
corner_centroid = centroid(corner_points)
corner_centroid.weight = settings.corner_points_weight / weight_pref_total
pois.append(corner_centroid)
entropy_centroid = None
if len(entropy_points) > 0:
entropy_centroid = centroid(entropy_points)
entropy_centroid.weight = settings.entropy_points_weight / weight_pref_total
pois.append(entropy_centroid)
face_centroid = None
if len(face_points) > 0:
face_centroid = centroid(face_points)
face_centroid.weight = settings.face_points_weight / weight_pref_total
pois.append(face_centroid)
average_point = poi_average(pois, settings)
return average_point
def image_face_points(im, settings):
np_im = np.array(im)
gray = cv2.cvtColor(np_im, cv2.COLOR_BGR2GRAY)
tries = [
[ f'{cv2.data.haarcascades}haarcascade_eye.xml', 0.01 ],
[ f'{cv2.data.haarcascades}haarcascade_frontalface_default.xml', 0.05 ],
[ f'{cv2.data.haarcascades}haarcascade_profileface.xml', 0.05 ],
[ f'{cv2.data.haarcascades}haarcascade_frontalface_alt.xml', 0.05 ],
[ f'{cv2.data.haarcascades}haarcascade_frontalface_alt2.xml', 0.05 ],
[ f'{cv2.data.haarcascades}haarcascade_frontalface_alt_tree.xml', 0.05 ],
[ f'{cv2.data.haarcascades}haarcascade_eye_tree_eyeglasses.xml', 0.05 ],
[ f'{cv2.data.haarcascades}haarcascade_upperbody.xml', 0.05 ]
]
for t in tries:
classifier = cv2.CascadeClassifier(t[0])
minsize = int(min(im.width, im.height) * t[1]) # at least N percent of the smallest side
try:
faces = classifier.detectMultiScale(gray, scaleFactor=1.1,
minNeighbors=7, minSize=(minsize, minsize), flags=cv2.CASCADE_SCALE_IMAGE)
except:
continue
if len(faces) > 0:
rects = [[f[0], f[1], f[0] + f[2], f[1] + f[3]] for f in faces]
return [PointOfInterest((r[0] +r[2]) // 2, (r[1] + r[3]) // 2, size=abs(r[0]-r[2]), weight=1/len(rects)) for r in rects]
return []
def image_corner_points(im, settings):
grayscale = im.convert("L")
# naive attempt at preventing focal points from collecting at watermarks near the bottom
gd = ImageDraw.Draw(grayscale)
gd.rectangle([0, im.height*.9, im.width, im.height], fill="#999")
np_im = np.array(grayscale)
points = cv2.goodFeaturesToTrack(
np_im,
maxCorners=100,
qualityLevel=0.04,
minDistance=min(grayscale.width, grayscale.height)*0.06,
useHarrisDetector=False,
)
if points is None:
return []
focal_points = []
for point in points:
x, y = point.ravel()
focal_points.append(PointOfInterest(x, y, size=4, weight=1/len(points)))
return focal_points
def image_entropy_points(im, settings):
landscape = im.height < im.width
portrait = im.height > im.width
if landscape:
move_idx = [0, 2]
move_max = im.size[0]
elif portrait:
move_idx = [1, 3]
move_max = im.size[1]
else:
return []
e_max = 0
crop_current = [0, 0, settings.crop_width, settings.crop_height]
crop_best = crop_current
while crop_current[move_idx[1]] < move_max:
crop = im.crop(tuple(crop_current))
e = image_entropy(crop)
if (e > e_max):
e_max = e
crop_best = list(crop_current)
crop_current[move_idx[0]] += 4
crop_current[move_idx[1]] += 4
x_mid = int(crop_best[0] + settings.crop_width/2)
y_mid = int(crop_best[1] + settings.crop_height/2)
return [PointOfInterest(x_mid, y_mid, size=25, weight=1.0)]
def image_entropy(im):
# greyscale image entropy
# band = np.asarray(im.convert("L"))
band = np.asarray(im.convert("1"), dtype=np.uint8)
hist, _ = np.histogram(band, bins=range(0, 256))
hist = hist[hist > 0]
return -np.log2(hist / hist.sum()).sum()
def centroid(pois):
x = [poi.x for poi in pois]
y = [poi.y for poi in pois]
return PointOfInterest(sum(x)/len(pois), sum(y)/len(pois))
def poi_average(pois, settings):
weight = 0.0
x = 0.0
y = 0.0
for poi in pois:
weight += poi.weight
x += poi.x * poi.weight
y += poi.y * poi.weight
avg_x = round(weight and x / weight)
avg_y = round(weight and y / weight)
return PointOfInterest(avg_x, avg_y)
def is_landscape(w, h):
return w > h
def is_portrait(w, h):
return h > w
def is_square(w, h):
return w == h
class PointOfInterest:
def __init__(self, x, y, weight=1.0, size=10):
self.x = x
self.y = y
self.weight = weight
self.size = size
def bounding(self, size):
return [
self.x - size//2,
self.y - size//2,
self.x + size//2,
self.y + size//2
]
class Settings:
def __init__(self, crop_width=512, crop_height=512, corner_points_weight=0.5, entropy_points_weight=0.5, face_points_weight=0.5):
self.crop_width = crop_width
self.crop_height = crop_height
self.corner_points_weight = corner_points_weight
self.entropy_points_weight = entropy_points_weight
self.face_points_weight = face_points_weight
settings = Settings(
crop_width = size,
crop_height = size,
face_points_weight = 0.9,
entropy_points_weight = 0.15,
corner_points_weight = 0.5,
)
scale_by = 1
if is_landscape(im.width, im.height):
scale_by = settings.crop_height / im.height
elif is_portrait(im.width, im.height):
scale_by = settings.crop_width / im.width
elif is_square(im.width, im.height):
if is_square(settings.crop_width, settings.crop_height):
scale_by = settings.crop_width / im.width
elif is_landscape(settings.crop_width, settings.crop_height):
scale_by = settings.crop_width / im.width
elif is_portrait(settings.crop_width, settings.crop_height):
scale_by = settings.crop_height / im.height
im = im.resize((int(im.width * scale_by), int(im.height * scale_by)))
im_debug = im.copy()
focus = focal_point(im_debug, settings)
# take the focal point and turn it into crop coordinates that try to center over the focal
# point but then get adjusted back into the frame
y_half = int(settings.crop_height / 2)
x_half = int(settings.crop_width / 2)
x1 = focus.x - x_half
if x1 < 0:
x1 = 0
elif x1 + settings.crop_width > im.width:
x1 = im.width - settings.crop_width
y1 = focus.y - y_half
if y1 < 0:
y1 = 0
elif y1 + settings.crop_height > im.height:
y1 = im.height - settings.crop_height
x2 = x1 + settings.crop_width
y2 = y1 + settings.crop_height
crop = [x1, y1, x2, y2]
results = []
results.append(im.crop(tuple(crop)))
return results |