imv | Image viewer for X11/Wayland | Video Utils library

 by   eXeC64 C Version: v4.3.0 License: MIT

kandi X-RAY | imv Summary

kandi X-RAY | imv Summary

imv is a C library typically used in Video, Video Utils, Qt5 applications. imv has no bugs, it has no vulnerabilities, it has a Permissive License and it has medium support. You can download it from GitHub.

[builds.sr.ht status] imv - X11/Wayland Image Viewer.
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            kandi-support Support

              imv has a medium active ecosystem.
              It has 787 star(s) with 58 fork(s). There are 15 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 46 open issues and 195 have been closed. On average issues are closed in 319 days. There are 3 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of imv is v4.3.0

            kandi-Quality Quality

              imv has 0 bugs and 0 code smells.

            kandi-Security Security

              imv has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              imv code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              imv is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              imv releases are not available. You will need to build from source code and install.
              Installation instructions are not available. Examples and code snippets are available.

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            imv Key Features

            No Key Features are available at this moment for imv.

            imv Examples and Code Snippets

            No Code Snippets are available at this moment for imv.

            Community Discussions

            QUESTION

            pyqtgraph image point selection
            Asked 2021-Nov-10 at 06:11

            I'm trying to make a tool for my lab for manual image registration--where the user can select some points on two different images to align them. I made this in matplotlib, but zooming in/out was way too slow (I think because the images we're aligning are pretty high res). Is there a good way to do that in pyqtgraph? I just need to be able to select points on two image plots side by side and display where the point selections were.

            Currently I have the images in ImageViews and I tried doing it with imv.scene.sigMouseClicked.connect(mouse_click), but in mouse_click(evt) evt.pos(), evt.scenePos(), and evt.screenPos() all gave coordinates that weren't in the image's coordinates. I also played around with doing the point selection with ROI free handles (since I could get the correct coordinates from those), but it doesn't seem like you could color the handles, which isn't a total deal-breaker I was wondering if there was a better option. Is there a better way to do this?

            ...

            ANSWER

            Answered 2021-Nov-10 at 06:11

            Your question is unclear about how you want the program to match the points, here I provide a simple solution to allow you (1) Show an image. (2) Add points to the image.

            The basic idea is to use a pg.GraphicsLayoutWidget, then add a pg.ImageItem and a pg.ScatterPlotItem, and each mouse click adds a point to the ScatterPlotItem. Code:

            Source https://stackoverflow.com/questions/69862059

            QUESTION

            Loading a hdf5 file and displaying the data with pyqtgraph
            Asked 2021-Aug-23 at 16:46

            I would like to show the data of a hdf5 file in the ImageView() class from pyqtgraph. The bare code of displaying the plot for ImageView() is:

            ...

            ANSWER

            Answered 2021-Aug-21 at 19:12

            The error indicates that dataset 'data' doesn't exist in your HDF5 file. So, we have to figure out why it's not there. :-) You didn't say where you found the example you are running. The one I found in the pyqtgraph/examples repository has code to create the file in function def createFile(finalSize=2000000000):.
            I assume you ran this code to create test.hdf5?
            If you didn't create the file with the example code, where did you get test.hdf5?
            Either way, here is some code to interrogate your HDF5 file. It will give us dataset names and attributes (shape and dtype). With that info, we can determine the next steps.

            Source https://stackoverflow.com/questions/68840058

            QUESTION

            Running 1000 functions gracefully using python multi-processing
            Asked 2021-Feb-01 at 15:16

            I'm trying to receive stock data for about 1000 stocks, to speed up the process I'm using multiprocessing, unfortunately due to the large amount of stock data I'm trying to receive python as a whole just crashes.

            Is there a way to use multiprocessing without python crashing, I understand it would still take some time to do all of the 1000 stocks, but all I need is to do this process as fast as possible.

            ...

            ANSWER

            Answered 2021-Jan-31 at 19:18

            Ok, here is one way to obtain what you want in about 2min. Some tickers are bad, that's why it crashes.

            Here's the code. I use joblib for threading or multiprocess since it doesn't work in my env. But, that's the spirit.

            Source https://stackoverflow.com/questions/65980910

            QUESTION

            Please, how do i stop ValidationError on react?
            Asked 2020-Nov-02 at 18:11

            I'm having ValidationError: name: Path `name` is required., email: Path `email` is required., subject: Path `subject` is required., message: Path `message` is required. when i try to send a post request. I have tested the api using Postman and is working very well. I have console.logged the state and is working perfectly, I have also gone to the backend and removed the required from the schema and i tried send a post and it sent successfully but when i checked the database, it was only the id and default date that was sent. I have tried everything i know, i don't know what else to do. Please help me.

            My react component

            ...

            ANSWER

            Answered 2020-Nov-02 at 18:11

            The headers option is misspelled. It's missing an S in the end so the content is being sent as text/plain instead of application/json.

            Change:

            Source https://stackoverflow.com/questions/64649418

            QUESTION

            Firebase REST-API to create shorted dynamic-links with iOS minimum version
            Asked 2020-Oct-22 at 07:57

            I'm using Firebase to generate dynamic links backend side.

            I need to generate shorted links, so I'm using this approach as suggested into the documentation:

            https://firebase.google.com/docs/reference/dynamic-links/link-shortener

            I noticed that, into this documentation, there isn't a parameter to specify the minimum version of the iOS app (similar like 'androidMinPackageVersionCode').

            This is strange because using the manual approach this seams possible: https://firebase.google.com/docs/dynamic-links/create-manually

            imv: The version number of the minimum version of your app that can open the link. This flag is passed to your app when it is opened, and your app must decide what to do with it.

            Wrong documentation?

            ...

            ANSWER

            Answered 2020-Oct-22 at 07:57

            This is a known feature request. The only workaround for this is to add imv in the long link manually and creating a short Firebase Dynamic Link using a long link.

            Source https://stackoverflow.com/questions/64320072

            QUESTION

            Pyqtgraph ImageView not updating after QSlider value changed
            Asked 2020-Apr-06 at 20:37

            I'm working on a PyQt5 + pyqtgraph user interface. The main idea is to have an image viewer that I can update using widgets from the Main Window, like sliders, line edits, buttons... By now I'm having trouble updating the image when I move the slicer. It connects to the expected functions, but the image on the ImageViewer keeps always the same (the first one). How can I solve this? I know that pyqtgraph ImageViewer can deal with 3D arrays, but in the future, I will have to add more than one viewer that will be updated by the same slider. This is the code I have:

            This HDF5 file that I'm using is a (2048, 2048, 10) size array (10 uint16 images inside).

            ...

            ANSWER

            Answered 2020-Apr-06 at 20:37

            You are creating a new ImageView that has not been added to the window so you do not see the change, the solution is to create the ImageView only once and then reuse it

            Source https://stackoverflow.com/questions/61068439

            QUESTION

            Sorting files based on their filetype
            Asked 2020-Apr-03 at 05:24

            The program below is used to categorise files based on their filetypes, more precisely their extension. Command used for example ./sorting -f file1.jpg file2.txt file3.c then it would create jpg, txt, and c folders and put the files inside.

            Here is the code

            ...

            ANSWER

            Answered 2020-Apr-03 at 05:24

            It isn't clear what constraints are placed on the classroom exercise, and my Indonesian is not as good as the OP's English, and Chrome didn't seem willing to translate the README.md file on the GitHub page https://github.com/VYPRATAMA009/sisop-modul-3.

            Tackling the problem as described in the question (in terms of the desired result), there is no need to use either threads or fork() and exec*() to implement the program.

            It is almost invariably a bad idea to mix threads with fork() and exec*() — choose multi-threading or multi-processing but not both at once.

            The program needs to process the option (-f to check for regular files only; omit to move any file type), and then process any residual file names. The name processing consists of checking for a regular file if desired, finding the extension with strrchr(), then creating a directory with that extension name, then formatting the name in the sub-directory, then renaming the file so it goes into the directory, and freeing the allocated memory.

            Source https://stackoverflow.com/questions/60985837

            QUESTION

            How to display one image after the other at regular intervals using JavaFX
            Asked 2020-Mar-14 at 09:00

            I am learning JavaFX. I want to display some icons one by one after few seconds. My code is not working. I have written some code. and icons are stored in a separate folder called images.

            ...

            ANSWER

            Answered 2020-Mar-14 at 09:00

            Alright, I've tried something for you. I don't know what exactly you're looking for but this code will give you some idea at least. I've made few assumptions. You've a folder under the same directory with the name images which has all your icons (to be displayed) as 1.png, 2.png, 3.png, and so on. I'm using Netbeans 8.2 which will automatically import necessary classes from the respective packages.

            Source https://stackoverflow.com/questions/60681024

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install imv

            You can download it from GitHub.

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            gh repo clone eXeC64/imv

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