def save(self, commit=True):
super(UserForm, self).save(commit=False)
self.delete_path = ""
x = self.cleaned_data.get("x")
y = self.cleaned_data.get("y")
w = self.cleaned_data.get("width")
h = self.cleaned_data.get("height")
if self.instance.image:
image = Image.open(self.instance.image)
if x is not None:
cropped_image = image.crop((x, y, w + x, h + y))
resized_image = cropped_image.resize((200, 200),
Image.ANTIALIAS)
folder_path = join(settings.MEDIA_ROOT, "users")
# check if the folder already exists
if not os.path.isdir(folder_path):
os.makedirs(folder_path)
if "users" not in self.instance.image.path:
self.delete_path = self.instance.image.path
resized_image.save(self.instance.image.path)
image_resize(self.instance.image.path)
if not self.is_edit or self.cleaned_data["new_password"] != "":
self.instance.set_password(self.cleaned_data["new_password"])
self.instance.save()
if self.delete_path:
os.remove(self.delete_path)
return self.instance
def form_valid(self, form):
self.object = form.save(commit=False)
self.object.user = self.request.user
talk_id = self.kwargs.get("talk_id", "-1")
user = get_object_or_404(User, email=self.kwargs.get("email", ""))
space_type = self.kwargs.get("space_type", "general")
space = self.kwargs.get("space", 0)
if talk_id == "-1":
talk = Conversation.objects.create(
user_one=self.request.user, user_two=user
)
else:
talk = get_object_or_404(Conversation, id=talk_id)
self.object.talk = talk
if space_type == "subject":
self.object.subject = get_object_or_404(Subject, id=space)
space = self.object.subject.slug
self.object.save()
simple_notify = textwrap.shorten(
strip_tags(self.object.text), width=30, placeholder="..."
)
if self.object.image:
simple_notify += " ".join(_("[Photo]"))
image_resize(self.object.image.path)
notification = {
"type": "chat",
"subtype": space_type,
"space": space,
"user_icon": self.object.user.image_url,
"notify_title": str(self.object.user),
"simple_notify": simple_notify,
"view_url": reverse("chat:view_message", args=(self.object.id,), kwargs={}),
"complete": render_to_string(
"chat/_message.html", {"talk_msg": self.object}, self.request
),
"container": "chat-" + str(self.object.user.id),
"last_date": _("Last message in %s")
% (formats.date_format(self.object.create_date, "SHORT_DATETIME_FORMAT")),
}
notification = json.dumps(notification)
Group("user-%s" % user.id).send({"text": notification})
sendChatPushNotification(user, self.object)
ChatVisualizations.objects.create(viewed=False, message=self.object, user=user)
return super(SendMessage, self).form_valid(form)
def paintEvent(self, event):
def scale_height(current_width, current_height, max_width, max_height):
width_percent = max_width / current_width
height_percent = max_height / current_height
percent = height_percent if height_percent < width_percent else width_percent
return current_height * percent
if not self.image is None:
w, h, channels = self.image.shape
canvas_size = self.size()
new_height = int(
scale_height(w, h, canvas_size.width(), canvas_size.height()))
# scale the image with OpenCV instead of Qt. The result is much better
# e.g. one pixel line are not dropped in the OpenCV version
#image = image_resize(self.image, height=new_height, inter=cv2.INTER_NEAREST)
image = image_resize(self.image,
height=new_height,
inter=cv2.INTER_LINEAR)
image = cv2.cvtColor(image, cv2.COLOR_BGR2RGB)
image = QImage(image, image.shape[1], image.shape[0],
image.strides[0], QImage.Format_RGB888)
pixmap = QPixmap.fromImage(image)
painter = QtGui.QPainter(self)
point = QtCore.QPoint(0, 0)
point.setX((canvas_size.width() - pixmap.width()) / 2)
point.setY((canvas_size.height() - pixmap.height()) / 2)
painter.drawPixmap(point, pixmap)
def form_valid(self, form, formset):
self.object = form.save(commit=False)
slug = self.kwargs.get('slug', '')
subject = get_object_or_404(Subject, slug=slug)
self.object.subject = subject
self.object.save()
if self.object.question_img:
image_resize(self.object.question_img.path)
alternatives = formset.save(commit=False)
for alt in alternatives:
alt.question = self.object
alt.save()
if alt.alt_img:
image_resize(alt.alt_img.path)
self.log_context['category_id'] = self.object.subject.category.id
self.log_context['category_name'] = self.object.subject.category.name
self.log_context['category_slug'] = self.object.subject.category.slug
self.log_context['subject_id'] = self.object.subject.id
self.log_context['subject_name'] = self.object.subject.name
self.log_context['subject_slug'] = self.object.subject.slug
self.log_context['question_id'] = self.object.id
self.log_context['question_content'] = self.object.enunciado
super(QuestionCreateView,
self).createLog(self.request.user, self.log_component,
self.log_action, self.log_resource,
self.log_context)
return redirect(self.get_success_url())
from processing.image.black_white import Filter as Filter1 from processing.image.skeletonize import Filter as Filter2 TEST_IMAGE = "./test-images/Jeannette_Logo.png" configuration_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "config", "configuration.ini")) conf = Configuration(configuration_dir) filter1 = Filter1() filter1.threshold = 128 filter2 = Filter2() img = cv2.imread(TEST_IMAGE, cv2.IMREAD_COLOR) img = image_resize(img, height=600) img1, cnt = filter1.process(img, None) img2, cnt = filter2.process(img1, None) img = 255 - cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) img1 = 255 - cv2.cvtColor(img1, cv2.COLOR_BGR2GRAY) img2 = 255 - cv2.cvtColor(img2, cv2.COLOR_BGR2GRAY) # calculate the watershed distance # img1 = cv2.distanceTransform(img1, cv2.DIST_L2, 5) img1 = cv2.convertScaleAbs(img1) img1 = cv2.normalize(img1, None, 255, 0, cv2.NORM_MINMAX, cv2.CV_8UC1) # calculate the mask and use just the pixel and the intensity for the carving depth
def _process(self, image, cnt):
if self.path:
image = cv2.imread(self.path, cv2.IMREAD_COLOR)
image = image_resize(image, height=600)
return image, cnt