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Mobile and Embedded

The forum for developing everything embedded: Linux, WinCE, Symbian, MeeGo... you name it.
14.2k Topics 62.7k Posts
  • Why do I get "native Qt signal is not callable"

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    eyllanescE
    @cerr change elf.My1AlertSignal().emit(req.level) to self.My1AlertSignal.emit(req.level). Don't add unnecessary parentheses
  • Raspberry pi 4 > QT 5.14.2 > dont show transparent main form

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  • Cannot run application with QPA set to EGLFS on bealgebone black

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  • Can't play netflix video on rpi 3b+

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    Pablo J. RoginaP
    @Daisyfrank said in Can't play netflix video on rpi 3b+: I am having the same problem Missing widevine in RPi devices seems not related to Qt framework. Hopefully Internet search might point you to several articles/blog posts explaining what to do in that case.
  • Regarding Qt for Android

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    S
    i installed SDK via android studio. should i install sdk and ndk manually please provide version
  • setting up android Errors

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    S
    The Problem solved itself after closing and opening again. It looks like I have not applied the change from java 11 to java 8 directory.
  • Init new Android project

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    sierdzioS
    @dxvx said in Init new Android project: when qtcreator tries to create the gradle and android template, it fails because there is no template in the android SDK Possibly Google changed the layout again. Sorry, I don't know how to fix this, last time I tried creating templates it worked fine. Make sure you're using the newest Qt Creator and if it persists, please report a bug on Qt bug tracker.
  • libqt4-multimedia in qt4.8

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    SGaistS
    Hi, You may have to use the Qt 4 phonon module.
  • Updating Qml Plugin on Android device

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    M
    After some analysis it turned out that assets are updated correctly. The fault was in QML cache - it was preserving old data between application runs and even versions. Our current solution is to clear application cache in every startup.
  • Yocto & pro, How to compile

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    R
    @Cleiton-Bueno Thanks
  • Not able to compile "qgroundcontrol" on windows 64 bit

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    Pablo J. RoginaP
    @cano said in Not able to compile "qgroundcontrol" on windows 64 bit: Project ERROR: Cannot run target compiler ‘C:\Users\Neha\AppData\Local\Android\Sdk\ndk\21.0.6113669/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/arm-linux-androideabi-g++’. Output: Two things here, clearly the compiler cannot run and you didn't paste the whole error message qt 5.14.2 From the link you posted, instructions call for using Qt 5.7.1 "Make sure to install Qt version 5.7.1 NOT 5.4.x, 5.6.x, 5.8.x, etc." I'm not sure if that will make a difference...
  • Qt 5 for Embedded Linux

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    Cleiton BuenoC
    I believe that the QPA closest to qws would be linuxfb or EGLFS.
  • Not able to Create QtFirebase object in my main.qml for Android.

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    SGaistS
    Hi and welcome to devnet, That's something you should bring the authors of that module. They are going to be more likely able to help you in your situation.
  • QT Android and c++ libs

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    Pablo J. RoginaP
    @pixbyte I have to build my C++ with Android Studio with the needed ABI Right then import this *.so LIB into QT Yes, copy them to the proper location (depending on the ABI platform) in your Qt project folder structure, so Qt Creator finds it and deploys to the Android device without any issue, i.e.: my-qt-project/android/libs/armeabi-v7a/ no need to create any JNI interface, this is all done by QT I don't think so. I guess you still need to go like you're currently doing.
  • Qt Creator and Android NDK

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    P
    I don't know if there's another way but yours surely worked for me. Thanks a lot!
  • QT for Android on macOS

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    P
    Ok, the main sector is definitely the jre delivered with Android Studio. Thanks you for your help guys. It works now like a charme.
  • QT Creator and Android SDK

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    A
    Hi @KroMignon Thank you for you help! It really sorted out my issue completely. I install tools + plus i had to move JDK 8 (from 11) [image: 6dc703a2-98c2-4cb3-9ca0-6fca98b9cf3d.png] The single one issue i notices during building is Found corrupted package.xml at C:\Users\user\AppData\Local\Android\sdk\lldb\3.1\package.xml However building project finished successfully: BUILD SUCCESSFUL in 3m 29s 25 actionable tasks: 25 executed Package.xml looks like <?xml version="1.0" encoding="UTF-8" standalone="yes"?><ns2:repository xmlns:ns2="http://schemas.android.com/repository/android/common/01" xmlns:ns3="http://schemas.android.com/repository/android/generic/01" xmlns:ns4="http://schemas.android.com/sdk/android/repo/addon2/01" xmlns:ns5="http://schemas.android.com/sdk/android/repo/repository2/01" xmlns:ns6="http://schemas.android.com/sdk/android/repo/sys-img2/01"><license id="android-sdk-license" type="text"> ---------Stacktrace------ org.xml.sax.SAXParseException; lineNumber: 1; columnNumber: 460; XML document structures must start and end within the same entity. at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:203) at That looks strange since xml looks correct.
  • RPI 0 W Issues when QT GUI before starting network

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    IMAN4KI
    Hi @Nikten The same thing here:( Did you find a way?
  • Embed Youtube Autoplay

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    Shrinidhi UpadhyayaS
    Hi @SGaist , if load it directly the video plays on mute.
  • [Android] Audio duration = -1 when play a mp3 audio on website

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