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app.py
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app.py
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# -*- coding: utf-8 -*-
import base64
import json
import os
import docx
import csv
import cv2
import io
from PIL import Image
import numpy as np
from backend.converterAPI import ConverterAPI
from flask import Flask, request, jsonify, render_template, redirect, sessions, url_for, flash, abort, Blueprint, \
Response
import flask_login
from sqlalchemy.sql.elements import Null
from werkzeug.security import generate_password_hash, check_password_hash
import flask_sqlalchemy
from werkzeug.utils import redirect, secure_filename
from backend.translateAPI import TranslatorAPI
from training import Training
from flask_login import UserMixin, LoginManager, login_user, current_user, login_required, logout_user
from flask_dropzone import Dropzone
import html2text
import threading
app = Flask(__name__)
app.config['DROPZONE_REDIRECT_VIEW'] = "home"
app.config['DROPZONE_DEFAULT_MESSAGE'] = "Déposez vos fichiers ici (faites un glisser-deposer ou cliquez pour ouvrir)"
app.config['DROPZONE_ALLOWED_FILE_CUSTOM'] = True
app.config['DROPZONE_ALLOWED_FILE_TYPE'] = '.png, .jpg, .jpeg, .pdf, .docx, .doc, .odt,.txt'
app.config['DROPZONE_INVALID_FILE_TYPE'] = "L'extension de ce fichier de correspond pas avec votre précédente sélection"
app.config['DROPZONE_UPLOAD_MULTIPLE'] = True
translator = TranslatorAPI('./translatemodel/') # chemin vers les modèles
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
file_path = os.path.abspath(os.getcwd()) + "\\database\\nyan.db"
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///' + str(file_path) # Nom de la bdd
app.config['SECRET_KEY'] = '9df31cd3eb2f6f6386571da69d6b418e' # Clé random pour autentification
app.config['UPLOAD_FOLDER'] = "fileproject"
app.config['UPLOAD_EXTENSIONS'] = ['.png', '.jpg', '.jpeg', '.pdf', '.docx', '.doc', '.odt',
'.txt'] # extensions autorisées
app.config['MAX_CONTENT_LENGTH'] = 1024 * 1024 * 50 # max 50Mo
db = flask_sqlalchemy.SQLAlchemy(app) # lien bdd
app.config["DEBUG"] = True # option debug
login_manager = LoginManager()
login_manager.login_view = '/login'
login_manager.init_app(app)
dropzone = Dropzone(app)
ConvAPI = ConverterAPI()
@app.errorhandler(413)
def too_large(e):
return "Fichier trop volumineux", 413
@login_manager.user_loader
def load_user(user_id):
# since the user_id is just the primary key of our user table, use it in the query for the user
return db.session.get(User, int(user_id))
def verify_owner(project_id):
return str(flask_login.current_user.id) == str(Project.query.filter_by(id=project_id).first().Owner)
def manage_csv_memory(project_id):
csv_path = f"static/csv/memory{project_id}.csv"
if not os.path.isfile(csv_path):
with open(csv_path, "w") as csvfile:
writer = csv.writer(csvfile, delimiter=';', quotechar='"', quoting=csv.QUOTE_MINIMAL, lineterminator='\n')
project = Project.query.filter_by(id=project_id).first()
writer.writerow([project.Source_Lang, project.Target_Lang])
def get_project_data_for_get_method(project_id):
project = Project.query.filter_by(id=project_id).first()
user = User.query.filter_by(id=flask_login.current_user.id).first()
return (
project.Type,
project.Extension,
project.Last_Block,
os.listdir(os.path.join(app.config['UPLOAD_FOLDER'], str(project_id))),
user.KeepStyle,
user.Autocomplete,
user.TranslatorSettings,
project
)
def get_project_data_for_post_method(project_id):
project = Project.query.filter_by(id=project_id).first()
user = User.query.filter_by(id=flask_login.current_user.id).first()
return (
project.Type,
project.Extension,
project.Source_Lang,
project.Target_Lang,
user.TranslatorProvider,
user.TranslatorSettings,
user.Formality,
user.ApiKey
)
class Glossary(db.Model): # Modèle du glossaire
id = db.Column(db.Integer, primary_key=True, nullable=False, unique=True)
Source_Lang = db.Column(db.Text, nullable=False)
Target_Lang = db.Column(db.Text, nullable=False)
Source = db.Column(db.Text, nullable=False)
Target = db.Column(db.Text, nullable=False)
class User(UserMixin, db.Model): # Modèle utilisateur
id = db.Column(db.Integer, primary_key=True, nullable=False, unique=True)
Pseudo = db.Column(db.Text, nullable=False, unique=True)
Mail = db.Column(db.Text, nullable=False, unique=True)
Password = db.Column(db.Text, nullable=False)
Status = db.Column(db.Integer)
TranslatorSettings = db.Column(db.Text, nullable=False)
TranslatorProvider = db.Column(db.Text, nullable=False)
Formality = db.Column(db.Text)
ApiKey = db.Column(db.Text, nullable=False)
KeepStyle = db.Column(db.Integer)
Autocomplete = db.Column(db.Integer)
class Project(db.Model): # Modèle projet
id = db.Column(db.Integer, primary_key=True, nullable=False, unique=True)
Name = db.Column(db.Text, nullable=False)
Type = db.Column(db.Text, nullable=False)
Owner = db.Column(db.Text, nullable=False)
Extension = db.Column(db.Text, nullable=False)
Source_Lang = db.Column(db.Text, nullable=False)
Target_Lang = db.Column(db.Text, nullable=False)
Advancement = db.Column(db.Integer, nullable=False)
Last_Block = db.Column(db.Integer, nullable=False)
Last_Previous_Block = db.Column(db.Integer, nullable=False)
class Lexicon_fr(db.Model):
id = db.Column(db.Integer, primary_key=True, nullable=False, unique=True)
ortho = db.Column(db.String, nullable=False)
freqfilms = db.Column(db.Float, nullable=False)
freqlivres = db.Column(db.Float, nullable=False)
class TranslationMemory(db.Model): # Modèle mémoire de traduction
id = db.Column(db.Integer, primary_key=True, nullable=False, unique=True)
Source_Lang = db.Column(db.Text, nullable=False)
Target_Lang = db.Column(db.Text, nullable=False)
Source = db.Column(db.Text, nullable=False)
Target = db.Column(db.Text, nullable=False)
Owner = db.Column(db.Integer, nullable=False)
Project = db.Column(db.Integer, nullable=False)
Segment = db.Column(db.Integer, nullable=False)
def Glos(): # fonction formatage glossaire
formatedGlo = ""
i = 0
Gloquery = Glossary.query.order_by(Glossary.Source, Glossary.Target).with_entities(Glossary.Source,
Glossary.Target).all()
if Gloquery is None:
return formatedGlo
else:
for line in Gloquery:
formatedGlo = formatedGlo + str(Gloquery[i][0]) + "\t" + str(Gloquery[i][1]) + "\n"
i = i + 1
return formatedGlo[:-1]
with app.app_context():
formatedGlossary = Glos()
@app.route('/', methods=["GET"]) # racine site
def index():
return render_template('index.html')
@app.route('/autocomplete', methods=["POST"])
@login_required
def autocomplete():
tosearch = request.json["begin"]
tosearch = str(tosearch).lower()
matching = Lexicon_fr.query.filter(Lexicon_fr.ortho.startswith(tosearch)).order_by(Lexicon_fr.freqlivres.desc(),
Lexicon_fr.freqfilms.desc()).limit(
2).all()
if len(matching) == 2:
if str(matching[0].ortho) == tosearch and str(matching[0].ortho) != str(matching[1].ortho):
if " " not in str(matching[1].ortho):
return jsonify({"result": matching[1].ortho})
else:
return jsonify({"result": " "})
elif str(matching[0].ortho) == tosearch and str(matching[0].ortho) == str(matching[1].ortho):
return jsonify({"result": " "})
else:
if " " not in str(matching[0].ortho):
return jsonify({"result": matching[0].ortho})
else:
return jsonify({"result": " "})
elif len(matching) == 1:
if str(matching[0].ortho) == tosearch:
return jsonify({"result": " "})
else:
if " " not in str(matching[0].ortho):
return jsonify({"result": matching[0].ortho})
else:
return jsonify({"result": " "})
else:
return jsonify({"result": " "})
@app.route('/translate', methods=["POST"]) # chemin de l'API de traduction
@login_required
def get_prediction():
provider = request.json['provider']
apikey = request.json['apikey']
source = request.json['source']
target = request.json['target']
formality = request.json['formality']
text = request.json['text']
translation = TranslatorAPI.translate(translator, provider, apikey, source, target, formality, text,
formatedGlossary)
return jsonify({"output": translation})
@app.route("/glossary", methods=["GET", "POST"])
@login_required
def glossary():
if request.method == "POST":
G_Source_Lang = request.form['Source_Lang']
G_Target_Lang = request.form['Target_Lang']
G_Source = request.form['Source']
G_Target = request.form['Target']
New_Glossary = Glossary(Source_Lang=G_Source_Lang, Target_Lang=G_Target_Lang, Source=G_Source, Target=G_Target)
try:
db.session.add(New_Glossary)
db.session.commit()
flash("Ajout dans le glossaire réussie")
return redirect("/glossary")
except:
flash("l'ajout dans le glossaire a échoué")
return redirect("/glossary")
else:
EditGlossary = Glossary.query.order_by(Glossary.id).with_entities(Glossary.id, Glossary.Source_Lang,
Glossary.Target_Lang, Glossary.Source,
Glossary.Target).all()
return render_template('glossary.html', EditGlossary=EditGlossary)
@app.route("/glossary/delete/<int:id>")
@login_required
def Glossary_Delete(id):
Glossary_to_Delete = Glossary.query.get_or_404(id)
try:
db.session.delete(Glossary_to_Delete)
db.session.commit()
flash("Suppression Réussie")
return redirect("/glossary")
except:
flash("La suppression dans le glossaire a échoué")
return redirect("/glossary")
@app.route("/glossary/update/<int:id>", methods=["GET", "POST"])
@login_required
def Glossary_Update(id):
Glossary_to_Update = Glossary.query.get_or_404(id)
if request.method == "POST":
Glossary_to_Update.Source_Lang = request.form['Source_Lang']
Glossary_to_Update.Target_Lang = request.form['Target_Lang']
Glossary_to_Update.Source = request.form['Source']
Glossary_to_Update.Target = request.form['Target']
try:
db.session.commit()
return redirect("/glossary")
except:
return "la mise à jour dans le glossaire a échoué"
else:
return render_template('update.html', Glossary_to_Update=Glossary_to_Update)
@app.route('/login', methods=["GET", "POST"])
def login():
if request.method == "POST":
pseudo = request.form.get('pseudo')
password = request.form.get('password')
remember = True if request.form.get('remember') else False
testpseudo = User.query.filter_by(Pseudo=pseudo).first()
if not testpseudo or not check_password_hash(testpseudo.Password, password):
flash("Authentification impossible, vérifiez vos informations d'identification.")
return redirect("/login")
else:
jsonpath = "static/json/memory" + str(testpseudo.id) + ".json"
jsonfile = open(jsonpath, "w", encoding="UTF-8")
data = TranslationMemory.query.filter_by(Owner=int(testpseudo.id)).all()
jsondata = []
for i in data:
jsondata.append(
{"id": i.id, "Source_Lang": i.Source_Lang, "Target_Lang": i.Target_Lang, "Source": i.Source,
"Target": i.Target})
json.dump(jsondata, jsonfile)
jsonfile.close()
login_user(testpseudo, remember=remember)
return redirect("/home")
else:
return render_template('login.html')
@app.route('/signup', methods=["GET", "POST"])
def signup():
if request.method == "POST":
mail = request.form.get('mail')
pseudo = request.form.get('pseudo')
password = request.form.get('password')
testmail = User.query.filter_by(Mail=mail).first() # verification pseudo déjà existant
if testmail: # si utilisateur déjà existant retour à la page de connexion en disant que l'adresse existe déjà
flash("Cette adresse est déjà utilisée:")
return redirect("/signup")
testpseudo = User.query.filter_by(Pseudo=pseudo).first()
if testpseudo:
flash("Ce nom d'utilisateur est déjà utilisé, choisissez-en un autre ou :")
return redirect("/signup")
hashpassword = generate_password_hash(password, method="scrypt")
new_user = User(Pseudo=pseudo, Mail=mail, Password=hashpassword, Status=0, TranslatorSettings="More",
TranslatorProvider="Nyan-Cat", ApiKey="None", KeepStyle=0, Autocomplete=0)
# add the new user to the database
db.session.add(new_user)
db.session.commit()
return redirect("/login")
else:
return render_template('signup.html')
@app.route('/logout')
@login_required
def logout():
if os.path.exists("static/json/memory" + str(flask_login.current_user.id) + ".json"):
os.remove("static/json/memory" + str(flask_login.current_user.id) + ".json")
logout_user()
return redirect("/")
@app.route('/home')
@login_required
def home():
current = str(flask_login.current_user.id)
Projectlist = Project.query.filter_by(Owner=current).all()
return render_template('home.html', pseudo=current_user.Pseudo, Projectlist=Projectlist)
@app.route("/settings", methods=["GET", "POST"])
@login_required
def settings():
currentid = str(flask_login.current_user.id)
User_to_Update = User.query.get_or_404(currentid)
if request.method == "POST":
User_to_Update.TranslatorProvider = request.form.get('translatorprovider')
User_to_Update.ApiKey = request.form.get('api')
User_to_Update.KeepStyle = True if request.form.get('keepstyle') else False
User_to_Update.Autocomplete = True if request.form.get('autocomplete') else False
translatorsettings = request.form.get('translatorsettings')
if translatorsettings == "Actif":
User_to_Update.TranslatorSettings = "More"
elif translatorsettings == "Passif":
User_to_Update.TranslatorSettings = "Less"
else:
User_to_Update.TranslatorSettings = "Disabled"
formality = request.form.get('formality')
if formality == "Informel":
User_to_Update.Formality = "informal"
elif formality == "Formel":
User_to_Update.Formality = "formal"
else:
User_to_Update.Formality = None
try:
db.session.commit()
return redirect("/home")
except:
return "la mise à jour de l'utilisateur a échoué"
else:
return render_template('settings.html', User_to_Update=User_to_Update)
@app.route("/newproject", methods=["GET", "POST"])
@login_required
def newproject():
if request.method == "POST":
my_files = request.files
name = request.form.get('name')
type = request.form.get('type')
format = request.form.get('format')
source = request.form.get('source')
target = request.form.get('target')
current_owner = str(flask_login.current_user.id)
try:
idproject = db.session.query(Project).order_by(Project.id.desc()).first().id
except:
idproject = "0"
idproject = str(int(idproject) + 1)
os.mkdir(app.config['UPLOAD_FOLDER'] + "/" + idproject)
for item in my_files:
up_file = my_files.get(item)
up_file.filename = secure_filename(up_file.filename)
if up_file.filename != '':
file_ext = os.path.splitext(up_file.filename)[1]
if file_ext not in app.config['UPLOAD_EXTENSIONS']:
abort(400)
up_file.save(os.path.join(app.config['UPLOAD_FOLDER'] + "/" + idproject, up_file.filename))
if type == "Roman/Light Novel (Textuel)":
type = "text"
elif type == "Manga/BD (Image)":
type = "image"
new_project = Project(id=int(idproject), Name=name, Type=type, Owner=current_owner, Extension=format,
Source_Lang=source, Target_Lang=target, Advancement=0, Last_Block=0)
db.session.add(new_project)
db.session.commit()
return redirect('/home')
else:
return render_template('newproject.html')
def docx_get_ressource_in_request(request, id, namefile):
idblock = int(request.json["ressource"])
OriginalDocx = docx.Document(app.config['UPLOAD_FOLDER'] + "/" + str(id) + "/" + namefile)
Html = ConverterAPI.ParaDocxToHtml(ConvAPI, OriginalDocx, idblock)
PreviousHtml = ConverterAPI.ParaDocxToHtml(ConvAPI, OriginalDocx, idblock - 1)
if PreviousHtml == "<p><br></p>":
PreviousHtml = "<p></p>"
NextHtml = ConverterAPI.ParaDocxToHtml(ConvAPI, OriginalDocx, idblock + 1)
if NextHtml == "<p><br></p>":
NextHtml = "<p></p>"
return Html, PreviousHtml, NextHtml
@app.route("/project/text/docx/<int:id>", methods=["GET", "POST"])
@login_required
def projecttextdocx(id):
if not verify_owner(id):
logout_user()
return redirect('/')
if request.method == "GET":
#create csv file if not exist
manage_csv_memory(id)
#get project data
(type, extension, last, files, keepstyle, complete, translatorsettings,
project) = get_project_data_for_get_method(id)
if extension == "docx":
return render_template('docxproject.html', id=id, last=last, keepstyle=keepstyle, complete=complete,
user=flask_login.current_user, project=project,
translatorsettings=translatorsettings, extension=extension, type=type)
else:
return render_template('404.html'), 404
if request.method == "POST":
#get project data
(type, extension, source, target, provider, settings, formality, apikey) = get_project_data_for_post_method(id)
if extension == "docx":
files = os.listdir(os.path.join(app.config['UPLOAD_FOLDER'] + "/" + str(id)))
namefile = str(files[0])
if "ressource" in request.json: #Demande ressouce fichier original
Html, PreviousHtml, NextHtml = docx_get_ressource_in_request(request, id, namefile)
return jsonify({"result": Html, "previous": PreviousHtml, "next": NextHtml})
elif "translated" in request.json: #Demande ressouce fichier traduit
idblock = int(request.json["translated"])
idpreviousblock = request.json["previoustranslated"]
OriginalHtml = str(request.json["originaltext"])
TranslatedHtml = str(request.json["translatedtext"])
if TranslatedHtml == "<p><br></p>" or TranslatedHtml == "<p class=""><br></p>":
TranslatedHtml = "<p></p>"
SaveName = app.config['UPLOAD_FOLDER'] + "/" + str(id) + "/" + "translated-" + namefile
if len(files) == 1: #Création du fichier de sortie s'il n'existe pas
TranslatedDocx = docx.Document()
TranslatedDocx.save(SaveName)
mutex = threading.Lock()
mutex.acquire()
while mutex.locked(): #pour gérer un grand nombre d'écriture fichier
try:
TranslatedDocx = docx.Document(SaveName)
except:
pass
else:
mutex.release()
text = html2text.html2text(TranslatedHtml)
if idblock < len(
TranslatedDocx.paragraphs): #L'écriture du fichier de sortie s'écrivant au fur et à mesure
if TranslatedDocx.paragraphs[
idblock].text != text: #Si le text est différent on enregistre ce nouveau texte
if idpreviousblock is not None:
ConverterAPI.ParaHtmlToDocx(ConvAPI, TranslatedHtml, TranslatedDocx, int(idpreviousblock),
SaveName)
Html = ConverterAPI.ParaDocxToHtml(ConvAPI, TranslatedDocx, idblock)
else:
Html = ConverterAPI.ParaDocxToHtml(ConvAPI, TranslatedDocx, idblock)
else: #Si le block n'existe pas dans le document de sortie
text = html2text.html2text(OriginalHtml)
translation = TranslatorAPI.translate(translator, provider, settings, apikey, source, target,
formality, text,
formatedGlossary) #on tente une traduction si on a rien dans la mémoire de traduction
translation = translation.replace("\n", "")
print(repr(translation))
Html = '<p>' + translation + "</p>"
ConverterAPI.ParaHtmlToDocx(ConvAPI, Html, TranslatedDocx, idblock, SaveName)
Project.query.filter_by(id=id).first().Last_Previous_Block = Project.query.filter_by(
id=id).first().Last_Block
Project.query.filter_by(id=id).first().Last_Block = idblock
db.session.commit()
PreviousHtml = ConverterAPI.ParaDocxToHtml(ConvAPI, TranslatedDocx, idblock - 1)
if PreviousHtml == "<p><br></p>":
PreviousHtml = "<p></p>"
NextHtml = ConverterAPI.ParaDocxToHtml(ConvAPI, TranslatedDocx, idblock + 1)
if NextHtml == "<p><br></p>":
NextHtml = "<p></p>"
return jsonify({"result": Html, "previous": PreviousHtml, "next": NextHtml})
@app.route("/project/text/txt/<int:id>", methods=["GET", "POST"])
@login_required
def projecttexttxt(id):
return "not implemented yet"
@app.route("/project/text/pdf/<int:id>", methods=["GET", "POST"])
@login_required
def projecttextpdf(id):
return "not implemented yet"
@app.route("/project/image/png/<int:id>", methods=["GET", "POST"])
@login_required
def projectimagepng(id):
return "not implemented yet"
@app.route("/project/image/jpg/<int:id>", methods=["GET", "POST"])
@login_required
def projectimagejpg(id):
return "not implemented yet"
@app.route("/project/image/pdf/<int:id>", methods=["GET", "POST"])
@login_required
def projectimagepdf(id):
return "not implemented yet"
@app.route("/addsegment", methods=['POST'])
@login_required
def addsegment():
if request.method == 'POST':
User_ID = request.json['User_ID']
Project_ID = request.json['Project_ID']
Segment_ID = request.json['Segment_ID']
Source = request.json['Source']
Target = request.json['Target']
Source_Lang = request.json['Source_Lang']
Target_Lang = request.json['Target_Lang']
#search if the segment already exists
if TranslationMemory.query.filter_by(Owner=User_ID, Project=Project_ID, Segment=Segment_ID).first() is None:
New_TranslationMemory = TranslationMemory(Owner=User_ID, Project=Project_ID, Segment=Segment_ID,
Source=Source, Target=Target, Source_Lang=Source_Lang,
Target_Lang=Target_Lang)
db.session.add(New_TranslationMemory)
db.session.commit()
if os.path.isfile("static/csv/memory" + str(Project_ID) + ".csv"):
with open("static/csv/memory" + str(Project_ID) + ".csv", "a+") as csvfile:
writer = csv.writer(csvfile, delimiter=';', quotechar='"', quoting=csv.QUOTE_MINIMAL,
lineterminator='\n')
Source = Source.replace('\n', '')
Target = Target.replace('\n', '')
writer.writerow([Source, Target])
else:
TranslationMemory.query.filter_by(Owner=User_ID, Project=Project_ID, Segment=Segment_ID).update(
{'Source': Source, 'Target': Target, 'Source_Lang': Source_Lang, 'Target_Lang': Target_Lang})
db.session.commit()
if os.path.isfile("static/csv/memory" + str(Project_ID) + ".csv"):
with open("static/csv/memory" + str(Project_ID) + ".csv", "a+") as csvfile:
writer = csv.writer(csvfile, delimiter=';', quotechar='"', quoting=csv.QUOTE_MINIMAL,
lineterminator='\n')
Source = Source.replace('\n', '')
Target = Target.replace('\n', '')
writer.writerow([Source, Target])
return jsonify({"result": "ok"})
@app.route("/project/<int:id>/train", methods=["POST"])
@login_required
def train(id):
if os.path.isfile("static/csv/memory" + str(id) + ".csv"):
with open("static/csv/memory" + str(id) + ".csv", "r") as csvfile:
reader = csv.reader(csvfile, delimiter=';', quotechar='"', quoting=csv.QUOTE_MINIMAL, lineterminator='\n')
lines = len(list(reader))
if lines > 1:
Source_Lang = Project.query.filter_by(id=id).first().Source_Lang
Target_Lang = Project.query.filter_by(id=id).first().Target_Lang
#launch the training in new thread
thread = threading.Thread(target=Training, args=(id, Source_Lang, Target_Lang))
thread.start()
return jsonify({"result": "ok"})
@app.route('/clone', methods=['POST'])
def clone():
data = request.json
img_data = data['image']
clone_pt = data['clone_pt']
target_pt = data['target_pt']
radius = int(data['radius'])
# Convertir l'image de base64 en image OpenCV
img_bytes = io.BytesIO(base64.b64decode(img_data))
pil_image = Image.open(img_bytes)
image = cv2.cvtColor(np.array(pil_image), cv2.COLOR_RGB2BGR)
clone = image.copy()
# Appliquer le clonage avec mélange des bords
apply_clone_with_blending(image, clone, clone_pt, target_pt, radius)
# Convertir l'image modifiée en base64 pour la réponse
_, buffer = cv2.imencode('.jpg', clone)
img_str = base64.b64encode(buffer).decode('utf-8')
return jsonify({'image': img_str})
def apply_clone_with_blending(image, clone, clone_pt, target_pt, radius):
mask = np.zeros((radius * 2, radius * 2), dtype=np.uint8)
cv2.circle(mask, (radius, radius), radius, 255, -1)
# Augmenter le flou gaussien pour adoucir davantage les bords
mask = cv2.GaussianBlur(mask, (31, 31), 0)
for y in range(-radius, radius):
for x in range(-radius, radius):
if x ** 2 + y ** 2 <= radius ** 2:
src_x = int(clone_pt['x']) + x
src_y = int(clone_pt['y']) + y
tgt_x = int(target_pt['x']) + x
tgt_y = int(target_pt['y']) + y
if (0 <= src_x < image.shape[1] and 0 <= src_y < image.shape[0] and
0 <= tgt_x < clone.shape[1] and 0 <= tgt_y < clone.shape[0]):
alpha = mask[y + radius, x + radius] / 255.0
clone[tgt_y, tgt_x] = (1.0 - alpha) * image[tgt_y, tgt_x] + alpha * image[src_y, src_x]
app.run(host="127.0.0.1", port=5000, threaded=True)