Resize pixmap pyqt5. Jun 4, 2020 · Drag this onto the QMainWindow to add it.

QPixmap("dog. Instead of rotating the image, you should rotate the painter. argv) ex = Example() sys. QtCore import *. This happens when you create the QHBoxLayout in ChessWidget. So in the constructor of your widget, add these (it is assumed that your . Format_RGB888) and set this Qimage to Label. scaled (w,h,Qt::KeepAspectRatio); If you need to scale it down to fit the are of the label. QPixmap(_fromUtf8(image))) This works fine (the image is updated), but it is also deformed if the image used to update the label has Nov 9, 2016 · This little helper will scale the image down to fit into a label's maximum size if needed (but not up), always keeping the aspect ratio: /**. label ->setPixmap (p. This code works okay in resizing the image, but the label doesn't cover the whole window, I have those "borders". addWidget(selectFileBtn) # the same for the radio buttons. QPainter(self) point = QtCore. As the name suggests, QPixmap is a pixmap, we can read the image in. QtGui import QMovie. For example, when I was scrolling and created a large pixmap so that scroll bars were needed then if I was scrolling and created a small pixmap the scroll bars were still there cause the size of scene didn't change. getOpenFileName(None, 'Select Reference Image', '', '*. The adjustSize () function causes the Sep 10, 2020 · 2. Feb 14, 2022 · toolbar = QToolBar("Camera Tool Bar") # creating a tool bar self. By default, all the widgets are on top left corner therefore, there is a need of changing the position of the widgets. Window Initialization: Configure the primary PyQt window attributes. scene = QtWidgets. resize(pixmap. 출력될 이미지의 폭은 객체. PyQt5 load image (QPixmap) Copy the code below and run it. Dec 15, 2015 · You can also do. setObjectName( "centralwidget" ) GIF Label Creation: Designate a label within which the GIF will be displayed. To resize the image to an exact size, do: pixmap5 = pixmap. QtGui, not PyQt5. addWidget(label_img, alignment=Qt. __init__() self. PtQt=5 May 30, 2017 · 49. Layouts have default margins whose size depends on the OS which, for example in my case is 9px, so being the height of the "background" of 30 px and subtracting the upper and lower margins you get a remaining 12px that is less than the height of the 20px QPixmap causing it to appear cut. rotated_image = self. centralwidget. scaledToHeight(self. So you should center the widget by changing to: layout. radioLayout = QtWidgets. Jun 21, 2019 · After a long time I found the solution to that. Code : Python3. class GraphicsView(QGraphicsView): rectChanged = pyqtSignal(QRect) def __init__(self, *args, **kwargs): Detailed Description. QBitmap is only a convenience class that inherits QPixmap , ensuring a Jun 12, 2022 · self. From the property editor dropdown select "Choose File…". Jul 26, 2022 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Jul 6, 2022 · I have written separate code to automatically scale the pixmap according to the size of the widget, but the window cannot be resized to make the image smaller than it is, and it results in it not being able to be made smaller. #. Python hosting: Host, run, and code Python in the cloud! In this tutorial, you’ll dive deep into using tabs in PyQt5. show() However different methods of assigning image_size are giving undesirable results. Jun 15, 2021 · This unfortunately has the issue that once an image is set, it's still not possible to resize the main window to a size smaller than what's been defined. centralwidget = QtWidgets. MinimumExpanding, QSizePolicy. import sys. width(),pixmap. QPixmap() can load an image, as parameter it has the filename. height() . key() == Qt. QPixmap p; // load pixmap // get label dimensions. py. move(0, 160) lbl. qImg = QImage(cvImg. pyqt tabs. Mar 26, 2020 · PyQt5 – How to auto resize Label | adjustSize QLabel. class CopiableLabel(QLabel): def contextMenuEvent(self, event): pixmap = self. It just take a still picture. scaled(self. QIcon. PyQt5 Pixmap in Label not resizing. image_label ), but the size of the window. setPixmap(scaled) Use the graphics view framework and do not overwrite events with custom functions, as it's both pointless and prone to unexpected behavior. Qt API has another similar class QImage, which is optimized for I/O and other pixel manipulations. show() window. Feb 14, 2024 · Drag this onto the QMainWindow to add it. resize (width, height) Argument : It takes two integers as the argument which are : 1. setPixmap(pixmap. , in a QVBoxLayout). You can use sizeHint() but not as stated in the other answers. This widget allows for the inclusion of tabs ( QWidgets self. Instead of using QLabel + QScrollArea where you have to implement many tasks such as zooming, you should use QGraphicsView that already implements those functionalities: from PyQt5 import QtWidgets, QtGui, QtCore. img_data is binary data loaded from a database. Qt. In PyMuPDF, there exist several ways to create a pixmap. At present, using resizeEvent() in my case does not shrink the images according to the resize function. g. MainWindow . Sep 19, 2019 · In fact, the background is unexpectedly set, but we need to introduce two new components: QPalette, QPixmap. Feb 4, 2022 · self. 단, QPixmap만으로는 이미지 가 출력되지 않고, 별개의 객체 (여기서는 label) 에 삽입시켜야 한다. resize(width, height) Using Pyqt5 designer tool to resize the window. QPixmap(_fromUtf8('image. Pixmaps (“pixel maps”) are objects at the heart of MuPDF’s rendering capabilities. QBitmap is only a convenience class that inherits QPixmap, ensuring a depth of 1. QFileDialog. I've successfully opened text file but not able to do the same for images. Code for menu (image doesn't display): def __init__(self): QMainWindow. Oct 3, 2018 · Another perspective that you might think, and this depends on the use you want to give the widget, is that you want an information unit to be an image, a text and a checkbox, so if it is correct to create a widget: Dec 24, 2018 · New. setPixmap(QPixmap(self. size() # maybe remove the self if wrong. MinimumExpanding); imageLabelSizePolicy. show() Does anyone know how I could resize the image to… pixmap4 = pixmap. In your widget, you can add a QGraphicsVew, add a QGraphicsScene to the graphicsview, add a pixmap to the scene and continuously change the pixmap through setPixmap () function. pixArray. shape. eyllanesc. During the designing of the GUI (Graphical User Interface) application there is a need to display plain text as information where label is used, but sometimes information text could be large or much smaller and it is difficult to use resize() method so have to auto adjust the size of the Mar 19, 2017 · Try defining paintEvent for your QWidget. pixmap = QPixmap('nature. Hot Network Questions Why does the pet's water bowl overflow? Binary search tree with height of max 1. The QVBoxLayout, QHBoxLayout and QGridLayout. scrollcount -= 1. Jan 1, 2013 · To clarify, both of these worked for me, but only after I also did this (in pyQt) to the instance: imageLabelSizePolicy = QSizePolicy(QSizePolicy. QPixmap class provides an off-screen representation of an image. g Oct 22, 2021 · pyqt5 image change size. addWidget(pathBox) inputLayout. Code : from PyQt5. Jun 7, 2017 · Try to link PyQt and Opencv video feed, can't understand how to apply while loop for continuously streaming video. setPixmap(pic) #toss this label into the master array for later. Mar 4, 2023 · def rotate_image(self, angle): # Create a QTransform object that will rotate the image around its center point by the given angle. Right-click the QLabel and select "Promote to", then give the class a name (e. 44 * log(n) is AVL tree or Additionally, to resize QLabel while honoring aspect ratio use: label. , “48 x 48”). Oct 29, 2012 · There is a function to update the image contained in the label which is: def selectFile(self): image = QtGui. To show the image, add the QPixmap to a QLabel. If you are using the PyQt5 Designer tool to design the UI of your application, you can resize the window by clicking and dragging the edges or corners of the window in the Jul 8, 2015 · Immediately afterwards, you need to set the maximum size for the QLabel to something very large, otherwise, you will not be able to enlarge the image at all as you will have specified the maximum size to be that of the current image. Mar 28, 2019 · What I currently do is: Resize the window to screen resolution. A size is specified by a width() and a height(). setPixmap(GtGUI. hauteur is a float that represents the height) self. setPixmap(pixmap) I am trying to zoom in a picture i implemented with QPixmap but nothing works. resize(800, 600) sys. It can be set in the constructor and changed using the setWidth(), setHeight(), or scale() functions, or using arithmetic operators. width() and scrollarea. exec_()) This is my application, my goal is simple - have an image that fills the whole window and resizes after the window resize. SmoothTransformation) Feb 4, 2019 · 1. Each pixel is described by a number of bytes (“components”) defining its color, plus an optional alpha byte defining its transparency. The first step towards creating custom widgets in PyQt5 is understanding bitmap (pixel-based) graphic operations. The loader attempts to read the pixmap using the specified format. layout6. Resize Widgets with PyQT. im Dec 23, 2016 · Just a question on the side: are you sure you want fixed geometry for all your widgets? Unless you have a strict display size writing scalable UI is the preferable way to go. QtWidgets import QApplication, QWidget, QLabel. Qt provides four classes for handling image data: QImage , QPixmap , QBitmap and QPicture . size() painter = QtGui. The warning is: QLayout: Attempting to add QLayout "" to ChessWidget "", which already has a layout. . pixmap() if not pixmap. Second alternative is to pick biggest available image (assuming Feb 20, 2019 · I would like to resize these images according to the changing window size. e. 3. pixmap (extent [, mode=Normal Nov 4, 2017 · 7. self. In here I will pass the image read by QPixmap to QPalette, and then pass the QPalette object to our May 21, 2019 · QStackedLayout. def __init__(self, parent=None): Sep 14, 2018 · I'm pretty new to PYQT5 and I wanted to draw a circle on a Pixmap that is contained in a QLabel in the MainWindow UI on PYQT5 with this code: from PyQt5 import QtCore, QtGui, QtWidgets Apr 5, 2020 · PyQt5 Pixmap in Label not resizing. I have found some help in previous questions like: PyQt: Detect resizing in Widget-window resized signal. KeepAspectRatio) self. Key_Escape: sys. Apr 23, 2017 · window = Window() window. scale_factor = 1. actualSize(QSize(32, 32))); Suppsing icon contains 16x16, 24x24 and 64x64 then it'll return 24x24 (biggest image smaller than what you specified). Sep 10, 2021 · 1. moving() app = QApplication(sys. 阅读更多：PyQt 教程 问题描述 在使用PyQt开发图形用户界面时，经常需要使用Pixmap来加载和显示图片。然而，由于Pixmap在缩放时会导致图像质量下降，出现明显的锯齿边缘和模糊效果。这是因为Pixmap在缩放时会直接复制像素数据，不会做任何插 在本文中，我们将介绍如何使用PyQt5库来实现保持宽高比固定的功能。保持宽高比可以确保在调整窗口大小时，内容不会失真或变形，这在开发GUI应用程序时非常重要。 阅读更多：PyQt5 教程. Method #1 : Changing the size of button. I use the script below and it works fine on Ubuntu and windows, both when using python and also when using pyinstaller standalone executables. png') Attach Qpixmap instance to label. sizeHint() returns a QSize object with a width and height. IconSizeSpinBox is a subclass of QSpinBox that lets the user enter icon sizes (e. label. setPixmap(self. setPixmap(pixmap) The following code snippet will create a PyQt5 window and load an image on it: Line 6: Create a Window class. The program must show a photo in the dialog. Setting the AA_UseHighDpiPixmaps application attribute enables this function to return pixmaps that are larger than the requested size. jpg" is a photo that is in the same directory as my python file. pixmap) self. We would like to show you a description here but the site won’t allow us. pixmap() label. Syntax : move ( x, y ) Arguments : It takes two arguments : 1. Dec 10, 2018 · I want to create window with simple menu and label with image. Python hosting: Host, run, and code Python in the cloud! In this guide, we will walk you through the steps to load and display images using the Pixmap widget in a PyQT window. Resizing the QPainter canvas was published in faq on May 10, 2020 (updated August 12, 2022 ) . label. Because I accepted the comments, so I tried to elaborate the occasion of QGraphicsView & QGraphicsScene. Dec 6, 2022 · It depends on the image size and in second way no change will occur to push button size. QtWidgets). setScaledContents(1) The "1" sets the "setScaledContents" to true which scales the image to fit the current size of Qlabel at all times. But this is only the result. bmp') label. Should I use another widget or do something else? Thanks. QtWidgets import *. resize( 250, 250 ) self . setHeightForWidth(True); imageLabel. transformed(transform, Qt. Specifically we will design an application that can change between which ima For python users the solution would work like this: first keep the original "setQPixmap" line. Mar 26, 2020 · For this we will use resize() method. exit() if QKeyEvent. setPixmap(picScaled. pixmap(icon. May 21, 2019 · I'm trying to display an image using a QLabel (called myLabel in the code snippet). You should be getting a useful warning from Qt; if not, check that your test environment has a console active. height()) These are the required imports: from PyQt5. Stacked (z) in front of one another. setPixmap(pixmap) lbl. QtGui import *. ui file has a QGraphicsView called graphicsView): self. Next we will open our python file and add some methods to change the image source. sizeHint Sep 20, 2019 · The pixmap is a little shorter than the viewport because the horizontal scrollbar keeps the pixmap from fitting completely. addWidget(self. and select an image file to insert. X co-ordinate. Qt provides four classes for handling image data: QImage, QPixmap, QBitmap and QPicture. image). arch1, QRectF(self. Building desktop applications to make data-analysis tools more user-friendly, Python was the obvious choice. Make window scale to screen size in PyQt5. Displaying images in PyQt is a common requirement, and the Pixmap widget makes this task straightforward. setPixmap(QPixmap(image)) Then add the following line: self. int w = label ->width (); int h = label ->height (); // set a scaled pixmap to a w x h window keeping its aspect ratio. The pixmap might be smaller than requested, but never larger. It look like. PyQt5是Python语言的一种GUI（图形用户界面）工具包，它基于Qt Dec 18, 2021 · Using drawPixmap(rectF, self. If the format is not specified (which is the default), the loader probes the file for a header to guess the file format. 0. How to adjust the size of a PyQt window. Feb 4, 2020 · Drag this onto the QMainWindow to add it. MainWindow with a single QLabel added. Use this to convert cvImage to Qimage, here cvImage is the original image. This code may not have any popularity. jpg")) # note: photo is the name of my label # "dog. PyQT image. label = pixArray[len(pixArray)-1] picScaled = label. hauteur)) I've put my label into a layout in order to put it in a scroll widget then. addAction('Copy image to clipboard') if menu. Be sure to import QPixmap from the right place, as its different from where you normally import widgets. The image should be in the same directory as your program. QtGui. from PyQt5. Key_G: self. Mar 26, 2017 · pic = QtGui. This may be a Qt n00b comment, but I'm sure another Qt Aug 13, 2018 · 1. As you can see, there are three positional layouts available in Qt. Here, however, is a C++ question: If I define my pixmap to pyuic5 -x "filename". def __init__(self): super(). globalPos()) == copyAction: A QPixmap can be used to show an image in a PyQT window. All standard widgets draw themselves as bitmaps on a rectangular "canvas" that forms the shape of the widget. Pixmap, on the other hand, is optimized for showing Returns a pixmap of size QSize (w, h). append(label) # apply scaled image. In order to implement this functionality we must overwrite the methods mouseMoveEvent, mousePressEvent, mouseReleaseEvent of QGraphicsView for it we create the following file: QGraphicsView. Log in, to leave a comment. It’s important to call label. QPixmap pixmap = icon. adjustSize () else the full image will not show. To fix this you need to make the QLabel have a minimum size that's very small, say (1,1). Jan 7, 2023 · Pyqt’s resize function() takes width and height as its argument. exit(app. Height to be set. If your resizing involves content height to get bigger, you can fit the mainWindow to it like this: mainWindow. scaledToWidth 를 통해 변경할 수 있다. setToolTip("Capture picture") click Pixmap. Aug 5, 2020 · inputLayout. Jun 5, 2019 · Animating custom widgets with QPropertyAnimation. isNull(): menu = QMenu() copyAction = menu. resize(x,y) size = self. Returns true if the pixmap was successfully loaded; otherwise invalidates the pixmap and returns false. edited Feb 15, 2014 at 22:11. setPixmap(QtGui. __init__(self) label = QLabel(self) pixmap = QPixmap('. setSizePolicy(imageLabelSizePolicy). It works!!! Loads a pixmap from the file with the given fileName. Let's say you have a main window mainWindow and a widget inside it called content. Its syntax is as shown below:-self. pixmap = QPixmap(this->rect()); is my best bet. Load the image with QPixmap(), which will accept the image path as a parameter and returns an instance of QPixmap. rotate(angle) # Apply the transformation to the image and create a new QPixmap object. transform = QTransform(). When the image is loaded, it should resize the main window accordingly. Mar 1, 2023 · In this article iam going to talk about PyQt5 QFileDialog Browsing An Image, especially we are going to browse an Image with QFileDialog in PyQt5 , first o all the FileDialog widget provides a dialog useful for selecting of files. these are commonly used when a user wants to open or save a file within the application, so first of all let’s talk about PyQt5. resize(mainWindow. Both of the following, using the size of the widget and the size of the label respectively, produce an image_size of (100, 30), which lbl = QLabel(self) pixmap = QPixmap('weekend. pixmap = self. Since transformations by default use the origin point of the painter ( 0, 0 ), we need Jun 19, 2017 · def keyPressEvent(self, QKeyEvent): if QKeyEvent. – Gene Commented Sep 19, 2019 at 23:20 Jun 12, 2021 · While the OP proposed solution might work, it has an important drawback: it uses a QScrollArea for the wrong purpose (since it's never used for scrolling). Please can anyone help to solve the problem. QPoint(0,0) Jan 9, 2020 · 1. height, width, channel = cvImg. And QPalette is the palette, we can place any color on it. However, I only know how to paint the pixmap on an absolute position (posX, poxY), not sure about relative position (i. QGraphicsView): factor = 2. Jul 13, 2017 · Because of the dynamic resizing of the QLabel, and the refusal of a QSplitter to allow a child widget to violate its minimum size, the splitter may appear to "get stuck" and prevent you from making it smaller. jpg'))) self. data, width, height, bytesPerLine, QImage. The code is pretty straightforward and simple. I am using py2app on a pyqt5 script to develop a standalone application. You can also design and lay out your interface graphically using the Qt designer. Firstly, you can promote your QLabel in Qt Designer to a custom subclass that is written in python. Syntax : label. scaled(64, 64) Of course, in this case, the resulting image won't keep the same aspect ratio, unless the original image was also 1:1. 2. addToolBar(toolbar) # adding tool bar to main window click_action = QAction("Click photo", self) # creating a photo action to take photo click_action. setStatusTip("This will capture picture") # adding status tip to the photo action click_action. scaled(rowWidth, rowHeight)) # so now the user wants to scale everything, rowWidth and rowHeight have changed: May 3, 2015 · pyqt display image. pixmap = pixmap. photo. pyuic5 -x "filename". (self. Related Course:Create GUI Apps with Python PyQt5. 1. PyQt5简介. There are a couple of ways to do this. They represent plane rectangular sets of pixels. Jan 6, 2016 · 1. label = QLabel() # no need for this. jpg') self. That approach creates unnecessary overhead while resizing, as the view will need to compute lots of things about its contents before "finishing" the resize event (including scroll bar ranges and geometries) that, in the end, will never be Dec 17, 2014 · You could define your own Pixmap container class which automatically scales the pixmap, based on the resize event. QtGui import QIcon, QPixmap. jpg') lbl. ui -o "filename". It is able to select the file but not able to display it in the window. image. Along with that, if I were to place the image on the bottom of the window, what modifications are required ? – dravid07 Detailed Description. Using a layout will take care of the resizing (though you can set the size policy of every widget to ensure a specific way of handling resize events for each of these). Line 13: Set window title. Because I couldn't figure out how to get a QPixmap straight from memory, I tried writing the image to a temporary file and loading that file in the QPixmap constructor. rect())) will cause to painter to draw the pixmap in the rectangle rectF, using the new bounding rectangle as source, so it becomes "smaller". size = self. scaled = self. Nov 20, 2014 · First you may ask for an image with a specified size (or less) using QIcon::actualSize() method. Next, with the Label selected, look in the right hand QLabel properties panel for the pixmap property (scroll down to the blue region). scale*size) self. The problem was that the scene didn't follow the size of the pixmap. Apr 18, 2017 · Since the Pixmap will be used in an off-screen buffering operation and the aspect ratio will most likely be changed by the parent window being resized, the Pixmap should be redrawn, so scaling the old contents is inefficient. You can subclass the label and create a menu whenever it has a valid pixmap, then use the system clipboard to copy it. arch1. label) Dec 31, 2011 · I want to display an image in pyqt so,i used a label and the pixmap option,and the scaledContents but the image is distorted. Here is the way i implemented this. The Icons example consists of four classes: MainWindow inherits QMainWindow and is the main application window. The QPixmap is centered on the QLabel, but the problem is that the QLabel is not centered with respect to the window. This tutorial will show you how to create an image viewer with pyqt5 and python. QHBoxLayout() centerLayout. initUI and try to parent it to the ChessWidget. * Returns false if image loading failed. IconPreviewArea is a custom widget that displays all combinations of states and modes for a given icon. Jun 4, 2020 · Drag this onto the QMainWindow to add it. QWidget(MainWindow) self . May 10, 2020 · Martin Fitzpatrick has been developing Python/Qt apps for 8 years. QImage is designed and optimized for I/O, and for direct pixel access and manipulation, while QPixmap is designed and optimized for showing images on screen. In this way there is no need to subclass QLabel. Mar 16, 2021 · 10. QGraphicsScene() Jul 14, 2017 · There is a slight issue though - the image does not resize on maximizing the window. AlignCenter) answered Jan 19, 2020 at 15:50. PyQt5 - QPixmap类 QPixmap类提供了一个图像的屏幕外表示。它可以作为QPaintDevice对象使用，也可以被加载到另一个widget中，通常是一个标签或按钮。 Apr 25, 2019 · PyQt5 Resize app for different displays. setPixmap parameter from Qimage. class Window(QMainWindow): May 13, 2018 · I've written the following code to open image file using a menubar in PyQt5. scaled(64, 64, QtCore. QBitmap is only a convenience class that inherits QPixmap , ensuring a depth of 1. Here is the code, that works really strangely when I load big picture, it gets resized correctly, but when I load smaller picture after bigger picture, the window just does not shrink, even though I do resize. Such images will have a devicePixelRatio larger than 1. PyQt - QPixmap Class. setScaledContents(True) I use QtDesigner. Width to be set. As noted in the comments you must use a QTimer, on the other hand you want to upload a file with the same name so in that case it is better to reuse the QLabel because otherwise your application will consume a lot of memory. * Fill a QLabel widget with an image file, respecting the widget's maximum sizes, * while scaling the image down if needed (but not up), and keeping the aspect ratio. /liver. I searched how to create menu and how to show image in label, but can't combine these 2 things. Jan 17, 2017 · Hi, Since you can get the size of the label, you can use QPixmap::scaled to resize the image. After providing a concise code demonstration, we will break down each section, offering a comprehensive understanding of how the QTabWidget works in PyQt5. addLayout(radioLayout) # use horizontal alignment to keep buttons closer, otherwise the layout. exec_(event. This tutorial is also available for PyQt6 , PySide2 and PySide6. bytesPerLine = 3 * width. It can be used as a QPaintDevice object or can be loaded into another widget, typically a label or button. Caption: An image displayed within a PyQt4 Using QPixmap in PyQt5. Mar 26, 2020 · In order to move (changing the position) any widget like buttons or label move() method is used in PyQt5 application. (import from PyQt5. exec_()) I thought this code would switch the pixmap and move it simultaneously but it do not work well. QPixmap supports all the major image formats: BMP,GIF,JPG,JPEG,PNG,PBM,PGM,PPM,XBM and XPM. (이 경우 높이는 비례해서 조정된다 May 10, 2022 · How to Autoresize QLabel pixmap keeping ratio without using classes? PyQt Keeping QLabel Size Aspect Ratio; Only difference is that I'm using Pyside instead of PyQt and that I've already found the answer but I did't want to create any confusion by posting it anywhere else besides here. Please, what is wrong with this code ? Sep 1, 2020 · How to make the picture, which I placed it next of the text editor, appear in the background of the text editor and fill the window? Currently I can only show text editor and image side by side. There is also another issue: resizing doesn't take into account the actual widget used for the pixmap ( self. Add the (scaled) image. QPixmap(imageFile) label. Oct 1, 2018 · pyqt5 py2app/pyinstaller MacOS High Sierra QPixmap::scaled: Pixmap is a null pixmap. thumbnail. 0. "ScaledLabel") and set the header file to the python module that the custom subclass class will be imported from (e. This is the code: from PyQt4 import QtCore, QtGui self. scaled(image_size[0], image_size[1], Qt. Starting with Tk, later moving to wxWidgets and finally adopting PyQt. class ImageViewer(QtWidgets. scaled(64, 64) #changes the size of the image to 64,64. KeepAspectRatio) which will automatically adjust to the largest size possible. scaled(width, height, Qt::KeepAspectRatio, Qt::FastTransformation)); The width and height can be set based on scrollarea. # will try to expand them as much as possible (depending on the other. PySide2. Aug 4, 2017 · 여기에서 이미지를 삽입하는 코드는 QPixmap (파일명) 이 한 줄이다. resize (0,0) The application then gets resized so that the Labe is exactly the size of the image (what I want) but it is an evil, hacky, flickering, crazy way to do it ;-) EDIT: Thanks a lot for the answer, @eyllanesc :-) I tried that and it does what I want Jul 28, 2020 · The solution is to use setFixedSize instead, which will ensure that the layout takes care of the correct alignment once it has been notified about the new fixed size (which does not happen when you use resize ). Jan 10, 2014 · 14. Here we're using code, so you can understand the underlying system. To edit our image source we will use the following line. pixmap. yv aq zy tv hr nf td nn wt dg