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Find centralized, trusted content and collaborate around the technologies you use most. Connect and share knowledge within a single location that is structured and easy to search. I am using python and Qt Designer to implement loading tiff images and to enable Pan and Zoom on some mouse event wheel – zoom, press wheel – pan. I was looking into some options and classes that can work with images etc, and so far I have found:. I found how to do something on mouse-click left and wheel click , to print pixel coordinates I will need that to get the coordinates in the Coordinate System of the picture WGS84, for example.

What I need more, is how to zoom picture wheel or double click, whatever and to pan picture holding left mouse click or holding wheel. The demo script below has left-button panning and wheel zoom including anchoring to the current cursor position. The fitInView method has been reimplemented because the built in version adds a weird fixed margin that can't be removed. It is not quite easy, but it works. Stack Overflow for Teams — Start collaborating and sharing organizational knowledge.

Create a free Team Why Teams? Learn more. Asked 6 years, 3 months ago. Modified 11 months ago. Viewed 24k times. QGraphicsView Dialog self.

QRect 0, 0, , self. QGraphicsScene self self. QGraphicsPixmapItem pixmap self. QApplication sys. Or, is there some better Qt classes for doing this, and some better way Can you help me please?

This is what I have so far with this code. Improve this question. Add a comment. Sorted by: Reset to default. Highest score default Date modified newest first Date created oldest first. This is not too difficult to do using the built in capabilities of QGraphicsView.

QGraphicsPixmapItem self. AnchorUnderMouse self. ScrollBarAlwaysOff self. QBrush QtGui. QColor 30, 30, 30 self. NoFrame def hasPhoto self : return not self. QRectF self. QRectF 0, 0, 1, 1 self. ScrollHandDrag self. NoDrag self. QPixmap self. ScrollHandDrag: self. NoDrag elif not self.

ScrollHandDrag def mousePressEvent self, event : if self. QToolButton self self. QLineEdit self self. AlignLeft HBlayout. QPixmap 'image. NoDrag: self.

Improve this answer. Thank you very much. You did everything. Just one question. How can I remove mouse cursor 'hand'? I just want to show hand when I hold left-click just when I want to pan? And second question, how add some vector graphic, and put on some pixel on picture? Thank you very much!! And one more question. How to set that my QGraphicsView dont be greater than picture. Because when I click I get pixel position on Viewer and sometimes there is not picture.

I need pixel position of picture element not on Viewer. As for the other issues: please ask new questions. I enable drag-mode on mousePressed, and on double-click, i use function mapToScene to find koordinates of scene.

It's related with Zoom option. How to see image scale , etc. If You know what I mean, — milutinke. Show 5 more comments. FooBar FooBar 2, 1 1 gold badge 24 24 silver badges 37 37 bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Episode Kidnapping an NFT. Featured on Meta. Announcing the arrival of Valued Associate Dalmarus.

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How to hide and unhide video in Zoom | TechRepublic – Check out our live virtual background finder!

How to use Zoom Video filters in Windows/MacOS · 1. Access the Zoom web portal and make sure the video filters option is enabled. · 2. Under In Meeting (Advanced). 1. Open the Zoom client. · 2. In your menu bar at the top of the screen, click · 3. Click Preferences · 4. In the window that opens, click Video on the. Once in the settings, switch to the “Background & Filters” tab, then click on the “Video Filters” sub-tab. Here you can choose one of the more.


Zoom: Turn Off a Participant's Video | Information Technology | University of Pittsburgh – Your Answer


Then tap Virtual Background. Tap Close after selecting the background to return to the meeting. To disable Virtual Background, open the virtual background options again and choose the option None. Recommendation on using Virtual Background To achieve the best virtual background effect, Zoom recommends using a solid color background, preferably green. Recommended green screens from Webaround or Amazon. Higher quality cameras result in a better virtual background.

See camera recommendations for details. Use uniform lighting and color. Do not wear clothing that is the same color as the virtual background.

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New collar jobs are those that don't require a degree but can pay a high salary. This is the Zoom interface on Ubuntu This is the Zoom interface on Mint 20 OS where there is no option available for the video filters. Although, there is no proper solution available for this limitation.

Although, we have not tried Zoom in MacOS, but for Windows, video filters are available and work well. Access the Zoom web portal and make sure the video filters option is enabled. To do so, point your browser at:.

Under In Meeting Advanced tab, go to the Video filters option. Make sure the slider is in On position as shown in the following screenshot.


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