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About 33 results for
qimage
- Page 1
Re: PyQt save an qgraphicsview
Programming
Software Development
13 Years Ago
by woooee
QImage
has a save function. See "Reading and Writing Image Files" [URL=http://www.riverbankcomputing.co.uk/static/Docs/PyQt4/html/
qimage
.html]here[/URL]
How to integrate QImage with boost::gil?
Programming
Software Development
11 Years Ago
by stereomatching
…x_gradient(src, dst); } static inline void x_gradient_qt(
QImage
const &src,
QImage
&dst) { ComputeXGradientGray8(src.bits(), src.bytesPerLine…segmentation fault } #endif // EXAMPLE_HPP depth : 8bit format :
QImage
::Format_Indexed8 image width : 450 image height : 375 bytes per …
Re: How to integrate QImage with boost::gil?
Programming
Software Development
11 Years Ago
by stereomatching
…QWidget> static std::unique_ptr<T> view_image_pair(
QImage
const &src,
QImage
&dst) { std::unique_ptr<T> window…static void read_image(QApplication &a) {
QImage
src("../GIL_with_Qt/images_00/coneL.bmp");
QImage
dst(src.size(), src.format()); std::unique_ptr…
PyQt4 - python-djvulibre problem
Programming
Software Development
11 Years Ago
by britanicus
…renders a page of a DjVu document into
QImage
class of PyQt4. import djvu.decode as… DjVu from PyQt4.QtCore import
QImage
from PyQt4.QtGui import QPixmap, QApplication, QLabel … data[ 1 ], data[ 0 ][ 0 ], data[ 0 ][ 1 ],
QImage
.Format_RGB32 ) image.save( "/tmp/image.png" ) return QPixmap…
Re: PyQt4 - python-djvulibre problem
Programming
Software Development
11 Years Ago
by Ene Uran
… help: import djvu.decode as DjVu from PyQt4.QtCore import
QImage
from PyQt4.QtGui import QPixmap, QApplication, QLabel def djvu2pixmap( … ) ) image = QIamge( data[ 1 ], data[ 0 ][ 0 ], data[ 0 ][ 1 ],
QImage
.Format_RGB32 ) image.save( "/tmp/image.png" ) return QPixmap…
Re: PyQt4 - python-djvulibre problem
Programming
Software Development
11 Years Ago
by britanicus
… `from PyQt4.QtGui import QPixmap, QApplication, QLabel,
QImage
`, Line 11 `QIamge` should be `
QImage
` and Line 22 should be `lbl.setPixmap( djvu2pixmap…
Need help: On PyQt4 how to determine pixel coord. at mouse clic on 2 diff. ScrollArea
Programming
Software Development
13 Years Ago
by patkeraudren
…super(MainWindow, self).__init__(parent) self.pLabel = None self.Img =
QImage
() self.ImgPt = [0,0] self.GlobPt = [0,0]…() + '/' + '2.jpg') def imageLoad(self, fname): image =
QImage
(fname) if image.isNull(): message = "Failed to read {0…
Circular Progress Bar using PySide
Digital Media
UI / UX Design
3 Years Ago
by vijayakumar_1
…(1, 1, outerRadius-2, outerRadius-2) buffer = QtGui.
QImage
(outerRadius, outerRadius, QtGui.
QImage
.Format_ARGB32) buffer.fill(0) p = QtGui.QPainter(buffer) p…
Re: PyQt save an qgraphicsview
Programming
Software Development
13 Years Ago
by pdini
Hi Woooee, thanks for you answer! I saw that I could save a
QImage
, but my problem is: how to transfer all my items into a
QImage
from my qgraphicsview or qgraphicsscene. Any idea? Thanks Patrick
Opening BMP 16bit 565 files created from GIMP
Programming
Software Development
13 Years Ago
by sebcbien
….xsize,self.ysize) = self.getSize(self.imagepath) self.image = QtGui.
QImage
(str(self.imagepath)) self.label.setGeometry(10, 10,int(self…
PyQt save an qgraphicsview
Programming
Software Development
13 Years Ago
by pdini
… couldn't find any example of this. Should I use
QImage
or something like this? Thank you Patrick
Re: PyQt save an qgraphicsview
Programming
Software Development
13 Years Ago
by woooee
… of the view onto a paint device, such as a
QImage
(e.g., to take a screenshot), or for printing to…
fast numpy array transform (image to grayscale)
Programming
Software Development
13 Years Ago
by Michael_Levin
… you please help me with fast numpy transform. i have
qimage
(argb32) converted to numpy, so it's now an array…
QPainter error when trying to output QGraphicsView as image
Programming
Software Development
12 Years Ago
by rogersjw
…,dir=None): if dir == None: dir = os.getcwd() img = QtGui.
QImage
(self.size()) print img.isNull() # This == True painter = QtGui.QPainter…
need serious help setting up images height width in QTableView
Programming
Software Development
10 Years Ago
by krystosan
…(400,300, QtCore.Qt.KeepAspectRatio) pixmap.load(value) return QtGui.
QImage
(pixmap).scaled(120,100) if index.isValid() and role == QtCore…
opencv with qt using c++
Programming
Software Development
10 Years Ago
by ravi_14
…), ui(new Ui::Widget) { ui->setupUi(this); IplImage *in;
QImage
imp; in=cvLoadImage("F:/test.jpg"); cv::VideoCapture…
Re: QT signal to change the GUI out side the main thread
Programming
Software Development
11 Years Ago
by nabla2
…updateUi) self.connect(self.thread, SIGNAL("output(QRect,
QImage
)"), self.addImage) self.connect(self.startButton, SIGNAL("…self.path) painter.end() self.emit(SIGNAL("output(QRect,
QImage
)"), QRect(x - self.outerRadius, y - self.outerRadius…
Re: Display Image
Programming
Software Development
13 Years Ago
by ravenous
…, then you'll need a more sophisticated approach, using [icode]
QImage
[/icode] from the Qt library, for example. What is your…
Re: Python GUI Programming
Programming
Software Development
11 Years Ago
by HiHe
… = QGraphicsScene(self) self.scene.setSceneRect(0, 0, 800, 500) loaded_image =
QImage
() # pick an image file you have in the working folder…
Re: Python GUI Programming
Programming
Software Development
11 Years Ago
by vegaseat
… # a painting program like GIMP (http://www.gimp.org/) image =
QImage
('blank640x480.png') paint = QPainter() # the paint canvas is the blank…
Re: Python GUI Programming
Programming
Software Development
9 Years Ago
by vegaseat
… path image_file = "../image/PorscheBoxster.jpg" imageLabel = QLabel() image =
QImage
(image_file) imageLabel.setPixmap(QPixmap.fromImage(image)) scrollArea = QScrollArea() scrollArea.setBackgroundRole…
Re: How to integrate QImage with boost::gil?
Programming
Software Development
11 Years Ago
by stereomatching
Sorry, I solved the problem by myself I forgot to measure the value of src(x - 1, y) and src(x + 1, y) GIL makes the manipulation of pixels become much more easier Thanks
Re: PyQt4 - python-djvulibre problem
Programming
Software Development
11 Years Ago
by Ene Uran
To test out your program and possible help you, I installed python-djvulibre-0.3.4.win32-py2.7.exe from http://pypi.python.org/pypi/python-djvulibre/0.3.4 This works: import djvu help(djvu) '''output --> Help on package djvu: NAME djvu FILE c:\python27\lib\site-packages\djvu\…
Re: PyQt4 - python-djvulibre problem
Programming
Software Development
11 Years Ago
by Ene Uran
I normally use: from PyQt4.QtCore import * from PyQt4.QtGui import * to make life simpler
Re: Opening BMP 16bit 565 files created from GIMP
Programming
Software Development
13 Years Ago
by Beat_Slayer
With a simple hex editor you can see that the GIMP file headers are completely different. Cheers and happy coding
Re: Opening BMP 16bit 565 files created from GIMP
Programming
Software Development
13 Years Ago
by sebcbien
Well I've actually check this before posting and I've seen that the headers were quite different. Does this mean I'm gonna have to create a homemade reader and decoder? I wish I could find an other way...
Re: PyQt save an qgraphicsview
Programming
Software Development
13 Years Ago
by pdini
It works perfectly with the render method of QGraphicsScene. Thank you very much Woooee, it helped me very much! See you Patrick
Re: fast numpy array transform (image to grayscale)
Programming
Software Development
13 Years Ago
by TrustyTony
Best algorithm for this is normally: [code]Select set of test cases While test cases do not pass Do next part of solution Solve test cases Debug While too slow See if you can use c-coded functions to produce same solutions for test cases. Profile [/code]
Re: QPainter error when trying to output QGraphicsView as image
Programming
Software Development
12 Years Ago
by rogersjw
Any ideas? Need more information?
Re: opencv with qt using c++
Programming
Software Development
10 Years Ago
by Ancient Dragon
Most likely the problem is compiler mangling names. c++ compilers change function names so that they can be overriden, while c compilers do not because c does not support overiding functions. The most common way to prevent name mangling is like this #ifdef __cplusplus extern c { #endif #include "widget.h" #include…
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