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Qt_qpa_platform xcb

Вот только теперь там нет управления окном. 4. so时,应用程序仍然不启动,但错误消息更改: 无法加载平台插件“xcb”。可用的平台是: XCB i also specifically added the QT_QPA_PLATFORM_PLUGIN_PATH since to me it looked like it was not found. The default Qt plugin is still xcb, so you have to explicitly pass the eglfs platform flag as documented above. KDE Homepage, KDE. Stay on this revision (#56) . This application failed to start because no Qt platform plugin could be initialized. Change Branch Destination. ie. Deploying Qt or how to avoid “could not find or load the Qt platform plugin” Using C++11 in Qt; Recent Comments. variable and leave default to simplest 'linuxfb'. 1-1-arm 找到编译好的qt库,将这个文件夹全部拷贝 QT_QPA_DEFAULT_PLATFORM variable set to Linux Framebuffer and if your hardware design supports something else you may want to change it. 03-27 -这个配置可能会提示跟xcb相关的东西,按照提示安装相关软件即可。 `QT_QPA_PLATFORM`是指定平台,`fb`指定`framebuffer`的设备地址,具体的参数在官网上有说明参见上面给出的链接。然后运行`source setqtenv. Or just export QT_QPA_PLATFORM=xcb. 2 在友善Smart210开发板的移植记录_GangGang_新浪博客,GangGang, 按照上面的流程下来,应该是不会出现任何问题的。make install 后即可在~/qt5. Clone via HTTPS Clone with Git or checkout with SVN using the repository’s web address. Deploying Qt or how to avoid “could not find or load the Qt platform plugin” Using C++11 in Qt; Recent Comments. In some embedded environments, that provide X and the necessary development files for xcb, this plugin functions just like it does on a regular PC desktop. plugs: [home, unity7, x11, opengl, pulseaudio, wayland] For an application with a graphical user interface, you should also assert the desktop and desktop-legacy interface plugs as well. 04 安装 QT5. Follow. Technical Risk Platform Plugins for Windowing Systems on Embedded Linux Devices XCB. Log In. 5 enhancements for Linux graphics and input stacks Posted in command in terminal QT_QPA_PLATFORM=wayland-egl is not listed. 0. Aborted (core dumped)" After digging around I noticed that in my env QT_QPA_PLATFORM was set to ubuntumirclient which was already hinting an obvious fix. Running KWin’s auto test suite. 10. Reinstalling the 18 Oct 2015 executable itself but not Qt. These are small topics that I didn't feel justified an entire blog post of their own and were collected by polling the ICS Qt consulting team. \li \c{-platformpluginpath} \e path, specifies the path to platform plugins. PhantomJS complains about "missing" Qt platform plugin "xcb". 5 enhancements for Linux graphics and input stacks Qt 5. so时,应用程序仍然不启动,但错误消息更改: 无法加载平台插件“xcb”。可用的平台是: XCBUPDATE: You can also install OpenCV 3. 0 in Ubuntu 16. Для всякого embedded'а весьма винрарная штука. The xcb, windows, cocoa, and qnx plugins are also actively developed and up to date. The other option, which I prefer is to create a qt. The procedure will likely work with the Qt 5. 3,其实我比较喜新厌旧,所以直接上Qt5. 4. 04 LTS) is out and a new version of OpenCV was UPDATE: You can also install OpenCV 3. qt_qpa_platform xcbIf the default is not suitable, the QT_QPA_PLATFORM environment variable In this case the XCB plugin is built without EGL support, meaning that Qt Quick 2 You can jump back and forth between Wayland and X ("-platform xcb") to for XCB or Wayland respectively (or set the QT_QPA_PLATFORM environment Mar 21, 2018 Unsetting QT_QPA_PLATFORM environment variable by default. XML Word Printable. With plasma-workspace master, QT_QPA_PLATFORM is no longer set, so spectacle runs with the xcb platform plugin. The official TeamSpeak Community Forums. So I plainly installed phantomjs. Cleanups in applet. This is the X11 plugin used on regular desktop Linux platforms. qnx. I installed Qt5. The latest Long Term Support version of Ubuntu(14. permalink; embed; save; parent; give gold; Antic1tizen 9 points 10 points 11 points 6 months ago . Available platform plugins are: eglfs, minimal, minimalegl, offscreen. modulegraph 12. 11. conf file in the same directory as your executable. QPA plugins are implemented by subclassing various QPlatform* classes. /qopenglwidget ## Note: You can also use "-platform xcb" when running your applications ### Refer to the instructions from step 5 "Configure Qt Creator" and on at ### https://www. 1 (the last working for me) macholib from repo patched at line 49 as here. 5-src-x86, qt5-x86 为编译后的安装目录 配置 qt5. QWidget和QApplication都从QtGui sudo apt-get install build-essential libgtk2. 03. Reinstalling the application may fix this problem. This task depends upon. I can't find fbdev drivers to test that 一、准备源码以及工具 1、qt-everywhere-opensource-src-5. 9 + QT5. Conclusion. This application failed to start because it could not find or load the Qt platform plugin "xcb" или module "QtQuick. qpa. 이것은 sed 같은 프로그램도 마찬가지로 newline, null 문자, non-printing 문자 할 것 없이 일단 일정한 블록 크기로 데이터를 버퍼에 읽어들인 후에 sed 의 경우 newline 문자를 이용해 라인을 분리해내고 awk 의 경우에는 RS 를 简介开发环境为ubuntu14. 0 eglfs_kms, eglfs, xcb, webgl, vnc cd qtwayland / examples / wayland / pure-qml. conf and bitbaking again Failed to load Qt platform plugin "xcb" This topic has been deleted. Details. 7orlater-C++compilersupportingtheC++98standard(SDK提供)-编译套装`sudoapt-getinstallbuild-essential`环境设置全局 QT树莓派交叉编译环开发环境搭建(附多个exe工具下载链接) 更新时间:2018-10-25 07:07:49 . 我編寫了使用Qt5的linux應用程序。 但是當我嘗試在沒有安裝Qt SDK的Linux上啟動它時,控制台中的輸出是: 無法加載平台插件“xcb”。Likely an issue with Wayland and X specific UI functionality, does it work if you start it with QT_QPA_PLATFORM=xcb qmmp ? Comment by Juan Simón (j1simon) - Thursday, 07 June 2018, 11:36 GMT . Afterwards . The backend is enabled in the clutter package. 2. Bugfix: Replace bashisms with standard sh to fix build on non-BASH systems shows that xcb depends on libQt5DBus. Overrides the QT_QPA_PLATFORM environment variable. But haven't tried out myself. In this case the XCB plugin will be built without EGL support, meaning that Qt qt. But when I am trying to launch it on the linux without Qt SDK installed, the output in console is: Failed to load platform plugin "xcb". With 'QT_QPA_PLATFORM=xcb qmmp' it works. qt. the output in console is: Failed to load platform plugin "xcb". 04 LTS) is out and a new version of OpenCV was The xembed system tray is working for me now without the dbus-launch workaround. If this is your first visit, be sure to check out the FAQ by clicking the link above. ics 3. 6 OS image with QT environment which runs on x86 CPU, If Not being forced in its QT_QPA_PLATFORM environment variable to some unavailable plugin the Telegram binary will just execute using the xcb plugin and therefore run as Xwayland client in our Wayland session. Add libQt5DBus. 5-everywhere-xxx 的源码,改码 qt-5. Bernie 我與我自己賽跑,我與我自己較量。 bitbucket github dropbox 同步發行中 檢視我的完整簡介 This application failed to start because it could not find or load the Qt platform plugin "xcb" 是我变量没加。 不过加上了,还是没有反应呢。 我的环境是VS2012+QT5. 环境变量QT_QPA_PLATFORM_PLUGIN_PATH设置的路径以及-platformpluginpath指定的路径 其他 平台下 "xcb" QWindow. py2app from repo. 1) This application failed to start because it could not find or load the Qt platform plugin “xcb” Tried QT_QPA_PLATFORM='' executable and it works :) 回答4: 'This application failed to start because it could not find or load the Qt platform plugin "xcb". Creating your own compositor Available platform plugins are: linuxfb, minimal, offscreen, xcb. sh`添加这些环境变量,至此,界面就可以显示出来了。 This application failed to start because it could not find or load the Qt platform plugin "xcb"12/9/2016 · Qt5 env in yocto layer. *=true export QT_QPA_PLATFORM=xcb . UPDATE: You can also install OpenCV 3. Doing so can cause all kinds of issues if a core system package gets updated via the AUR. Search . 3/man:/usr/share/binutils-data/x86_64 Reddit gives you the best of the internet in one place. sh script should force using xcb for now?3 Mar 2016 phantomjs-2. . Export. In this case, as Qt-app, it should support wayland out of the box if the appropriate platform plugin was installed. I wrote application for linux which uses Qt5. В Qt 4 был минисервер для окошек, назывался QWS. @Doc1973 @Lance_Simmons @andronaut @Dirk_Mittler please run insync start --no-daemon and send the output here. interfacemode com1 novatel novatel. Let us start with a small change, but with huge implications: in its QT_QPA_PLATFORM environment variable to some unavailable plugin the Telegram binary will just execute using the xcb plugin and therefore run as Xwayland client in our Wayland session. The newly created question will be automatically linked to this question. 7, we need to re-define the path to the #font (no more delivred with this version)After digging around I noticed that in my env QT_QPA_PLATFORM was set to ubuntumirclient which was already hinting an obvious fix. ubuntu10. 플랫폼 플러그인 "xcb"을 (를 Record 분리. So I think qt5 apps are not running under Wayland. 5 and libQt5Gui. -blizzz | , last edited by . /qopenglwidget ## Note: You can also use "-platform xcb" when running your applications ### Refer to the instructions from step 5 "Configure Qt Creator" and on at ### https://www. Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, xcb. 5. Closed by Eli Schwartz (eschwartz) Tuesday, 19 June 2018, 06:23 GMT Reason for closing: Fixed Never use yaurt for normal updates, installs: sudo pacman -S libraw1394. 11 we added support for fallback platform plugins, this means you can now set QT_QPA_PLATFORM="wayland;xcb", which makes Qt use the xcb (X11) plugin if Wayland is not available. xcb. QT_QPA_PLATFORM_PLUGIN_PATH = path / to / plugins . In this case the XCB plugin will be built without EGL support, meaning that Qt The same goes for the QT_QPA_PLATFORM variable. 10 MANPATH=/etc/java-config-2/current-system-vm/man:/usr/local/share/man:/usr/share/man:/usr/share/gcc-data/x86_64-pc-linux-gnu/4. homebrew python3. Branch package name. 2 + vs2010-- could not find or load the Qt Thanks to the work of Lawrence Rust and help from others on this mailing list, I have completed documenting a tutorial on **Setting Up an Inexpensive Raspberry Pi 2 as a Cheap MythFrontend**. 2. Under wayland,one still has to prepend QT_QPA_PLATFORM="xcb" for dropbox to actually run. 其中QT_QPA_FONTDIR环境变量用于指定字体的路径,QT_QPA_PLATFORM_PLUGIN_PATH环境变量用于指定插件的路径,QT_QPA_PLATFORM环境变量用于指定Qt的运行平台,这里是linuxfb,表示基于Linux的帧缓存,fb用于指定帧缓存设备,size用于指定显示设备以像素为单位的宽高,而tty用于 10/27/2017 · QT platform plugin "Windows" needs to be reinstalled. 0 eglfs "could not create the egl surface 0x3003" - Fix details With the final Qt5. Available platforms are: 09:51: alin: then an abordeed later: 09:51 *** Nokius has joined #sailfishos-porters: 09:51: thp: yeah, you need to set QT_QPA_PLATFORM to hwcomposer or eglfs or something: 09:52: thp: or use -platform hwcomposer: 09:52: sledges: alin: also systemctl-user stop lipstick , otherwise 这个配置可能会提示跟xcb相关的东西,按照提示安装相关软件即可。 `QT_QPA_PLATFORM`是指定平台,`fb`指定`framebuffer`的设备 这个配置可能会提示跟xcb相关的东西,按照提示安装相关软件即可。 `QT_QPA_PLATFORM`是指定平台,`fb`指定`framebuffer`的设备 Qt5与Qt4对比有很大的改变,其最大的特性在于模块化,并且很明显的是不再见到Qt4用到的qws,Qt5新增了QPA系统,基于QPA使得Qt5移 植到一个新平台非常简单而又具有极强的底层扩展能力;同时,C++11 也获得全面支持,使用 C++11 新 128 // This happens when kded goes down and some modules try to clean up. ics Albion Online Forum export QT_QPA_PLATFORM_PLUGIN_PATH = / usr / lib This application failed to start because it could not find or load the Qt platform plugin Author: buddy123 I have installed wireshark 2. FS-UAE executed: return force_reverse ^ (QCoreApplication::tr("QT_LAYOUT_DIRECTION", "Translate this string to the string 'LTR' in left-to-right" " languages or to 'RTL' in Qt5 apps look ugly over SSH X forwarding Thu Mar 17, 2016 12:40 am export QT_QPA_PLATFORM=kde minimalegl, offscreen, xcb. Attachments (4) Qt5. / pure-qml-platform xcb And now that you have a Wayland compositor running, you can connect and display Wayland clients. 0 eglfs_kms, eglfs, xcb, webgl, vnc无法加载平台插件“xcb”。可用的平台是: 我怎样才能解决这个问题? 更新:当我在应用程序dir“platforms”文件夹中创建文件libqxcb. There are two "root" classes: QPlatformIntegration for window system integration and The Qt Platform Abstraction (QPA) is the platform abstraction layer for Qt 5 and replaces Qt for Embedded Linux and the platform ports from Qt 4. log com1 ksxt ontime 0. The described changes are computed based on the x86_64 DVD. I purchased a Fix it Stick for getting rid of viruses. 3. Change the value of QT_QPA_PLATFORM to xcb so: $ export QT_QPA_PLATFORM=xcb Since the introduction of the Plasma/Wayland session we set the QT_QPA_PLATFORM variable to wayland by default. As I understand it is connected with plugins QT_QPA_PLATFORM_PLUGIN_PATH If I’m wrong, correct me. Share Copy sharable link for this gist. or. 10. 5 to your collection of shared libs and you should be ready to move on. Problem getting custom-compiled version to run on Slackware support. sdl devel 설치하라는 err 어떻게 처리했. also going by similar lines, if we Qt5 QPA Plugin for linuxfb depends on X11 libs. 1: Application failed to start because platform plugin “windows” is missing - ExceptionsHub on Deploying a real Qt app – understanding more of Qt Not being forced in its QT_QPA_PLATFORM environment variable to some unavailable plugin the Telegram binary will just execute using the xcb plugin and therefore run as Xwayland client in our Wayland session. Avise-me sobre novas publicações por email. 使用的平台是EasyARM IMX283A平台,他原来用的Qt4. Bluedevil. Window" is not installed Для этого можно выставить две переменные окружения: If X is running on the framebuffer then you can try "xcb" as platform, if no X then maybe "linuxfb". casperjs pi QXcbConnection: Could not connect to display raspberian raspberry pi stretch. so and libXi. Attachments: Message as HTML Message as HTML Overrides the \c QT_QPA_PLATFORM environment variable. 18 Jun Arduino ISO 9141 K-Line Interface. XCB/QPA support is not finished yet. 0-dev libjpeg-dev libtiff4-dev libjasper-dev libopenexr-dev cmake libtbb-dev libeigen3-dev yasm libfaac-dev libopencore-amrnb-dev libopencore-amrwb-dev libtheora-dev libvorbis-dev libxvidcore-dev libx264-dev libqt4-dev libqt4-opengl-dev sphinx-common libv4l-dev libdc1394-22-dev libavcodec-dev 板卡配置北云的串口1输出KSXT 串口2接收差分信号: unlogall com3. 1. 環境変数QT_QPA_PLATFORMもしくは、Qtアプリケーション起動時の引数-platformでQPAプラグインを指定することができる。 ただしここで指定するのは、プラグインのファイル名ではなくプラグインが返すキー値(例えばlibqxcb. The Clutter toolkit has a Wayland backend that allows it to run as a Wayland client. 01) This application failed to start because it could not find or load the Qt platform plugin "windows". Also remember to set QT_QPA_PLATFORM=xcb when running the test suite if you are on Wayland. ics 然后这个臭名昭着的This application failed to start because it could not find or load the Qt platform plugin "xcb"错误被抛出。 在Linux上应该做些什么来解决这个问题。 起初你应该在你的二进制文件中创buildplatforms目录,因为它是Qt寻找XCB库的地方。 libqxcb. Add comment · Show 2 · Share. It worked, but now does not and tells me the Qt platform plugin "Windows" needs to be reinstalled. 对于无硬件加速的设备, 选择linuxfb, minimal 仅仅是让程序跑通,不起任何作用(看不到界面). QWidget和QApplication都从QtGui export QT_QPA_PLATFORM=wayland XDG_SESSION_TYPE=wayland dbus-run-session gnome-session in weston, i see only the window with the icon and the menu, but cannot see and reach the one with the video. Making it possible to select the platform backend would be a good short-term workaround for the issues 27 Jan 2018 size is correct; virtualbox (set QT_QPA_PLATFORM=xcb variable before start it); dropbox (set QT_QPA_PLATFORM=xcb variable before start ~ $ qtcreator qt. qt_qpa_platform xcb Qt configured with -qpa and using QT_QPA_PLATFORM=xcb on Linux. this gives me a slightly different output. All related issues will be gathered here for convenient . 0 release, customers using NULL window system for the SGX drivers have reported issues with Qt5. 7相关信息,包括 arm , 嵌入式系统 , qt57 Qt57交叉编译 的信息 ,本文内容由互联网用户自发贡献自行上传,所有交叉编译Qt5. Now to start a Qt Application with EGLFS instead of XCB you just need to pass the argument "-platform eglfs" when you start your application, or set the environment variable QT_QPA_PLATFORM=eglfs Performance and issues with OpenGL QT platform plugin "Windows" needs to be reinstalled. Technical Risk Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, xcb. Qt Blog. 6: $ sudo apt install -y wireshark Reading package lists Done Building dependency tree Reading state information I have installed wireshark 2. Setting QT_QPA_PLATFORM=xcb has no effect. 541 \li \c {-platformpluginpath} \li \c xcb is the X11 plugin used on regular desktop Linux platforms. Yes, it is a issue with Wayland. soではxcb)であることに注意。Platform Plugins for Windowing Systems on Embedded Linux Devices XCB. 04LTS. export QT_QPA_PLATFORM=offscreen. interfacemode com2 rtcm rtcm Failed to load platform plugin "xcb". Reinstalling the Could you try running this command: export QT_QPA_PLATFORM=xcb. Clutter. Maybe the run_kontact. 0 beta1 and QtWayland for Raspberry Pi (http://www. Available platform plugins are: linuxfb, minimal, offscreen, xcb. 9. VirtualBox should check for that and default to platform xcb also on Wayland - there are a few applications we ship which do so. The weird part is that setx QT_QPA_PLATFORM_PLUGIN_PATH "C: This application failed to start because it could not find or load the Qt platform plugin "windows". modjo Active Member. Technical Risk: Normal Description. Неактуально, кроме постановки задачи. 当你的Qt程序运行在X11系统时,例如在RK3399平台,使用 xcb 的插件运行 Qt 程序,或者在 Lubuntu 下运行 Qt 程序,可以使用X11的屏幕旋转功能。 The xembed system tray is working for me now without the dbus-launch workaround. On the C1 with mali-x11 using the xcb platform this tears diagonally from the middle of the screen at a shallow angle. 11 we added support for fallback platform plugins, this means you can now set QT_QPA_PLATFORM="wayland;xcb" , which makes Qt use the xcb (X11) plugin if Wayland is not available. Добрый день, уважаемые хабровчане! This application failed to start because it could not find or load the Qt platform plugin "xcb" 添加环境变量PATH,QT_QPA_PLATFORM_PLUGIN_PATH,LD_LIBRARY embedded–x86 版本的? 解码qt5. If your build use a different backend, this environment variable must be set before running the binary. Like 0 B. As for the opengl cube example, works fine on my machine. 0 Hello! Trying to run the Appimage from the *. To start viewing messages, select the forum that you want to visit from the selection below. If your build use a different backend, this environment variable must be …9/5/2016 · This application failed to start because it could not find or load the Qt platform plugin "xcb" 是我变量没加。 不过加上了,还是没有反应呢。10/13/2015 · % QT_QPA_PLATFORM=kde dolphin This application failed to start because it could not find or load the Qt platform plugin "kde". Branch project name. In your machine, you need to enable Qt to run eglfs platform, in /etc/profile, add export QT_QPA_PLATFORM=eglfs or when you run an application; you need to add -platform eglfs. I built QT5. apt-get install libxcb1 libxcb1-dev libx11-xcb1 libx11-xcb-dev libxcb-keysyms1 libxcb-keysyms1-dev libxcb-image0 libxcb-image0-dev libxcb-shm0 libxcb-shm0-dev libxcb-icccm4 libxcb-icccm4-dev libxcb-sync0-dev libxcb-xfixes0-dev libxrender-dev libxcb-shape0-dev libxcb-randr0-dev libxcb-render-util0 libxcb-render-util0-dev libxcb-glx0-dev 移植有风险,迁移需谨慎!!!在i. \li \c{-platformtheme} \e platformTheme, specifies the platform theme. 5 (and many other system libs). QPA - The Qt Platform Abstraction by Thomas Senyk. Únicamente EGL. / my_qt_app. 04,开发工具为TI官方的sdk(AM57xx系列),需要的qt源码去官网下载,不支持触摸屏所以没有添加tslib需要工具-Perl5. Qt-5. Reinstalling the Mar 3, 2016 phantomjs-2. I'm using: This thread has been locked. 1 QT_QPA_PLATFORM configuration By default, QT_QPA_PLATFORM is set to xcb => X11 backend. Your tests will fail if not and you Since version 5, Qt uses a platform abstraction system (QPA) to abstract from the underlying platform. 5 and Qt5. 我们移植过程从上到下移植. The full online repo contains too many changes to be listed here. *" libx11-xcb-dev libglu1-mesa-dev libxrender-dev libxi-dev OpenGL support sudo apt-get install build-essential libgl1-mesa-dev libglu1-mesa-dev freeglut3-dev Qt WebKit sudo apt-get install flex bison gperf libicu-dev libxslt-dev ruby Qt WebEngine QT_QPA_PLATFORM_PLUGIN_PATH \ QT_QPA_PLATFORM \ QT_QPA_PLATFORMTHEME 等环境变量,接着将他们传递给 Linux xcb平台或linuxfb平台都是在平台 QT_QPA_PLATFORM_PLUGIN_PATH \ QT_QPA_PLATFORM \ QT_QPA_PLATFORMTHEME 等环境变量,接着将他们传递给 Linux xcb平台或linuxfb平台都是在平台 sudo QT_QPA_PLATFORM=linuxfb qbittorrent. Hi, Have followed the tutorial to get the myth-tv frontend onto a RPI3. Platform Plugins for Windowing Systems on Embedded Linux Devices XCB. 5-src-x86, qt5-x86 配置qt5. Type: Task Status: Reported. Правильное решение в следующей статье. What I mean is, when we have a variable like “QT_PLUGIN_PATH”, which by the name says, “path for qt plugins”, then why do we need to again have variables, like “QT_QPA_PLATFORM_PLUGIN_PATH “, etc. run" into the folder /usr/local/Qt. so are available in the path, I also made sur the variables QT_PLUGINS_PATH and QT_QPA_PLATFORM_PLUGIN_PATH are pointing to the correct path, and still the same problem. export QT_QPA_PLATFORM_PLUGIN_PATH = path / to / plugins . Issue Links 6/1/2017 · [Solved] Qt OpenGL - EGLFS, EGL, XCB, X11, Wayland? Jetson board TK1. gz下载地址: http://download. Hi, I would like to get the Qt OpenGL examples such as the Cube example working XCB/QPA support is not finished yet. 移植过程其实不难,但是也不是特别简单. You can also force VirtualBox to run on xcb by using: QT_QPA_PLATFORM=xcb virtualbox phantom This application failed to start because it could not find or load the Qt platform plugin “xcb”. 5注意:一点要有-qt-xcb 件,不然 makeqpf无法 xcb件,如果忘码了配置,直接码入 #makeinstall 就行了。 Para ejecutar una aplicación Qt5 con el complemento de Wayland, establezca QT_QPA_PLATFORM=wayland-egl. All seems to go well until I run QT_QPA_PLATFORM=xcb\ LD_LIBRARY_PATH=$HOME/mythtv-rpi/lib\ This application failed to start because it could not find or load the Qt platform plugin "xcb". I hope this article has allowed you to build a functional QtWayland installation. 8orlater-Python2. be it platform plugin or imageformat plugin, ultimately it is a plugin. 287: 207-208 /*! -209 \class QGuiApplication -210 \brief The QGuiApplication class manages the GUI application's control -211: flow and main settings. Only users with topic management privileges can see it. 1st QT5用QPA换了QWS之后,USB鼠标就不知道怎么支持,网上搜啊搜,各种尝试,终于可以了。 export TSLIB_ROOT=/mnt/sdcard/tslib export TSLIB Hey all! So sorry for the inconvenience and thank you so much for bringing this up. Change the value of QT_QPA_PLATFORM to xcb so: $ export QT_QPA_PLATFORM=xcb “Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed Failed to load platform plugin "xcb". plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found. “About” dialog of the qt5 apps says “window system xcb”. 우분투버전을 14. Closed, Resolved Public. altgraph from repo. 95 complete changelog. soではxcb)であることに注意。 [Solved] Qt OpenGL - EGLFS, EGL, XCB, X11, Wayland? Jetson board TK1. This Z-ordering problem is a typical issue on Linux with old and/or software drivers. 6: $ sudo apt install -y wireshark Reading package lists Done Building dependency tree Reading state information D This application failed to start because it could not find or load the Qt platform plugin "xcb". org. QT_QPA_PLATFORM=xcb phantomjs : This application failed to start because it could not find or load the Qt platform plugin "xcb". plex-media-player fails to work/compile with Qt 5. For instance, an application developed on Qt could be run using "-platform xcb" and "-platform wayland" for XCB or Wayland respectively (or set the QT_QPA_PLATFORM environment variable) and should have a similar behavior on both systems, without the need to recompile. 'PhantomJS complains about "missing" Qt platform plugin "xcb". This tutorial describes the hardware required and the steps involved (Qt 5. 0 with a dev-branch, which I believed that did't matter here 11/1/2015 · QT_QPA_DEFAULT_PLATFORM , 通常在mac 上是cocoa, 在window 上是windows,在linux X11 下是xcb, 如果有OPENGL支持,那么选eglfs. 0 Cinnamon, it indicates: This application failed to start because it could not find or load the Qt platform plugin “xcb” % QT_QPA_PLATFORM=kde dolphin This application failed to start because it could not find or load the Qt platform plugin "kde". so,但将它放在 /usr/lib 中没 I have installed QT 5. QT_QPA_DEFAULT_PLATFORM variable set to Linux Framebuffer and if your hardware design supports something else you may want to change it. You can learn about it at this video presentation: QPA - The Qt Platform Abstraction by Thomas Senyk. 11/5. so why is this inconsistent. The implementation for each platform is provided by plugins. 已放弃 (核心已转储) -platform xcb ⇒Windows表示。-platform linuxfb ⇒Linuxのフレームバッファを用いたフルスクリーン表示。 ・まとめと課題. This tutorial describes the hardware required and the steps involved 8. Log In “Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed or, as mentioned in the answer by @bossbarber, QT_QPA_PLATFORM set QT_QPA_PLATFORM env variable causes crash #14061. Qt5 env in yocto layer. Available platforms Available platform plugins are: minimal, xcb. helloworld -platform eglfs But when I am trying to launch it on the linux without Qt SDK installed, the output in console is: Failed to load platform plugin "xcb". Stack Overflow. “Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed 0 problem with the installation of wireshark ubuntu “make” failed Setting Up an Inexpensive Raspberry Pi 2 as a Cheap Frontend to MythTV with MythFrontend Summary. 不行呀,,我开始就用的最新版,,然后发现QT 库,少了quick controls 等一堆的控件!完全用不了呀!!!要不没编译,要不就是删掉了,不给用。Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, xcb. 1-linux-x86_64 QT_QPA_PLATFORM=xcb phantomjs :( This application failed to start because it could not find or load the Qt 21 Mar 2018 Unsetting QT_QPA_PLATFORM environment variable by default. io/archive/qt/5. 1. Setting Up an Inexpensive Raspberry Pi 2 as a Cheap Frontend to MythTV with MythFrontend Summary. Overrides the \c QT_QPA_PLATFORM environment variable. sudo umount [sdcard device] xzcat [ou. Launched kwrite from both plasma and krunner and verified that it's xcb Qt for Embedded Linux the QT_QPA_PLATFORM environment variable parameter can be used to request In this case the XCB plugin will be built without EGL support $ export QT_QPA_PLATFORM=wayland $ qt5ct This application failed to start because it could not find or load the Qt platform plugin "wayland" in "". Passionate about something niche? The first is to export the path to the directory through the QT_QPA_PLATFORM_PLUGIN_PATH variable. Maybe qmlscene is eating the arguments -- pass the -platform option BEFORE the name of the qml file, or set the QT_QPA_PLATFORM environment variable to eglfs instead of the command line parameter. plugin xcb not found « on: February 17, 2016, 11:39:13 pm » I'm returning to this forum after a long period of not using Scribus. so 。 我想 3. QT_QPA_PLATFORM. 0 eglfs default plugin. 我加载的是别人写的程序。编译能通过,就是打开生成的可执行文件时出错了。自己新建的Widget 其中QT_QPA_FONTDIR环境变量用于指定字体的路径,QT_QPA_PLATFORM_PLUGIN_PATH环境变量用于指定插件的路径,QT_QPA_PLATFORM环境变量用于指定Qt的运行平台,这里是linuxfb,表示基于Linux的帧缓存,fb用于指定帧缓存设备,size用于指定显示设备以像素为单位的宽高,而tty用于 无法加载平台插件“xcb”。可用的平台是: 我怎样才能解决这个问题? 更新:当我在应用程序dir“platforms”文件夹中创建文件libqxcb. opensource n QT_QPA_DEFAULT_PLATFORM选项是指定图形插件, Qt5将各平台底层抽象为一个 qpa 插件,通常在mac上是cocoa, 在window上是windows, 在linux X11下是xcb, 如果有OPENGL支持, 那么选eglfs。而对于无硬件加速的设备,则选择linuxfb。 云栖社区(yq. Running it gives me following output: QT_QPA_PLATFORM='' does the trick -. MX6Q SabreLite上移植开发基于OpenCV2. In Qt 5. Para saber mais, inclusive sobre como controlar os cookies, consulte aqui: Política de cookies 一、说明网络时间协议Network Time Protocol(NTP) 是一种确保时钟保持准确的方法。如果可以访问互联网,只需安装ntp的客户端软件 For QT5 applications without option --wayland add options --dbus and --env QT_QPA_PLATFORM=wayland. There is currently little documentation for QPA. export QT_QPA_PLATFORM=eglfs so …XCB/QPA support is not finished yet. Since the Available platform plugins are: minimal, xcb. This application failed to start because it could not find or load the Qt platform plugin "xcb" This application failed to start because it could not find or load the Qt platform plugin "linuxfb". raspberrypi. The application runs fine on the same PC. Search for: Categories. 无法加载平台插件“xcb”。可用的平台是: 我怎样才能解决这个问题? 更新:当我在应用程序dir“platforms”文件夹中创建文件libqxcb. 1 Qt发布的时候会遇到的问题 [pyqt5]解决could not find or load the Qt platform plugin windows [pyqt5]解决could not find or load the Qt platform plugin windows pyqt5. [1] 31334 abort (core dumped) QT_QPA_PLATFORM=kde dolphin Any more ideas? Thx! Fixing that with a softlink gets it past the problem of being unable to find the xcb plugin, but generates the new error: QXcbIntegration: Cannot create platform OpenGL context, neither GLX nor EGL are enabled GPIO mean "General Purpose Input/Output" and is a special pin present in some chip that can be set as input or output and used to move a signal high or low (in output mode) or to get the signal current status (in input mode). 1 on my Ubutu 14. soではxcb)であることに注意。 QT_QPA_PLATFORM=xcb phantomjs : This application failed to start because it could not find or load the Qt platform plugin "xcb". 04 로 변경하였던것같습. / 移植过程其实不难,但是也不是特别简单. 04 . gz, in Manjaro Illyria 18. Available platforms are: 如何修复此问题? 也许我需要复制一些插件文件? 当我使用Ubuntu安装Qt5时,但是我重命名了Qt目录,同样的问题发生了。 所以,它使用了来自qt目录的文件。 在Qt目录中找到了文件 libqxcb. export QT_LOGGING_RULES=qt. 2程序。 首先需要做的是安装PC端和编译ARM端的QT5. 12 $ phantomjs --version This application failed to start because it could not find or load the Qt platform plugin "xcb". 0 Cinnamon, it indicates: This application failed to start because it could not find or load the Qt platform plugin “xcb” Hello! Trying to run the Appimage from the *. 0. Plasma 5. 上午Qt还好好的,下午就不行了。总是出来这个信息:This application failed to start because it could not find or load the Qt platform plugin "windows". tar. Our engineer @Kurt_Ko is currently working to resolve this as soon as possible. This document will explain how to build Qt 5. QWidget和QApplication都从QtGui 在环境变量中增加: QT_QPA_PLATFORM_PLUGIN_PATH C: This application failed to start because it could not find or load the Qt platform plugin "xcb". USE="X a52 aac acl acpi alsa amd64 berkdb bluetooth branding bzip2 cairo cdda cdr cjk cli cracklib crypt cups cxx dbus declarative dri dts dvd dvdr egl emboss encode exif fam ffmpeg firefox flac fontconfig fortran gdbm gif glamor gpm iconv icu ipv6 jpeg kde kipi lcms ldap libnotify mad mmx mmxext mng modules mp3 mp4 mpeg multilib ncurses Fixed "could not find or load the Qt platform plugin "xcb"" issue by providing QT_QPA_PLATFORM_PLUGIN_PATH(in cmd line) with the appropriate path having Qt xcb 环境变量QT_QPA_PLATFORM_PLUGIN_PATH设置的路径以及-platformpluginpath指定的路径 其他 平台下 "xcb" QWindow QWidget和QApplication都从QtGui 环境变量QT_QPA_PLATFORM_PLUGIN_PATH设置的路径以及-platformpluginpath指定的路径 其他 平台下 "xcb" QWindow. Best Regards, Stéphane Railhet > On Wednesday, 9 March 2016 6:35:08 PM AEDT Stéphane Railhet wrote: >> PhantomJS cannot run if there is no X server available whereas it should be >> able to work headless since version 1. Reply. For X11 it is the XCB plugin. Available platforms are: How can I fix this? Maybe I need to copy some plugin file? When I use Ubuntu with Qt5 installed, but I rename Qt directory, the same problem occurs Qt5与Qt4对比有很大的改变,其最大的特性在于模块化,并且很明显的是不再见到Qt4用到的qws,Qt5新增了QPA系统,基于QPA使得Qt5移 植到一个新平台非常简单而又具有极强的底层扩展能力;同时,C++11 也获得全面支持,使用 C++11 新 windows, cocoa, xcb, wayland, eglfs, qnx など、実際に使用されているプラグインの他、directfb, kms, linuxfb, openwfd のように試験的に実装されているプラグインもあります。 QString platformPluginPath = QLatin1String (qgetenv ("QT_QPA_PLATFORM_PLUGIN_PATH")); // On Mac, look inside the application CPU Qt Version Display Driver OpenGL QtWebEngine QtMultimedia(VPU) Capacitive Touch Screen Board Model RK3399 Qt 5. I think wayland works, too. Qt configured with -qpa and using QT_QPA_PLATFORM=xcb on Linux. qpa. Ao continuar a usar este site, você concorda com seu uso. helloworld -platform eglfs The Qt Platform Abstraction (QPA) is the platform abstraction layer for Qt 5 and replaces Qt for Embedded Linux and the platform ports from Qt 4. 从 http://qt-project. Nota: Sin glx/gl o xcb. For what I known for now, XCB(X11) is the qpa that works on JTK1. 1-linux-x86_64 QT_QPA_PLATFORM=xcb phantomjs :( This application failed to start because it could not find or load the Qt Oct 2, 2018 qt-webkit doesn't work very well (if at all) under wayland. From: Andre Mastmeyer <mastmeyer@im> - 2017-03-15 18:06:14. You may have to register before you can post: click the register link above to proceed. so那里复制libqxcb. I switched from -system-xcb to -qt-xcb but nothing changed. 0/single/ 2、安装海思sdk The latest comments and answers for the question "Build image without LXDE and Qt5 support" Comments and answers for "Build image without LXDE and Qt5 support" Now it works perfekt! 첫 번째는 qt_qpa_platform_plugin_path 변수를 통해 디렉토리 경로를 익스포트하는 것입니다. 5 in addition to libQt5Core. libs文件夹,(tree -a ) // Copyright (c) 2011-2015 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www. Get a constantly updating feed of breaking news, fun stories, pics, memes, and videos just for you. 6. Available platform plugins are: phantom. 5-everywhere-xxx 的源码,改为 qt-5. Embed Embed this gist in your website. Laszlo Agocs. 1,操作系统是64位win7,用VS2012创建一个ActiveQt Server项目,然后编译可以通过,注册也成功了,但是用浏览器调试的时候报错,如下图( 注:我创建的是ActiveQt Server项目,不是Qt Application ) Sinon, en définissant la variable d’environnement QT_QPA_PLATFORM à wayland quand l’extension Wayland n’était pas disponible, l’utilisateur avait droit à un message d’erreur peu compréhensible — maintenant, on peut définir cette valeur à wayland;xcb, pour retomber sur XCB quand Wayland n’est pas disponible — : 而本章节主要介绍的是Qt的渲染机制,在Qt5中将底层渲染和窗口管理大致分为: SylixOSFB、LinuxFB、KMS、XCB、Wayland。 SylixOSFB和LinuxFB采用相同的渲染方式:直接往FrameBuffer写像素值,这种方式只支持软件渲染,主要使用CPU读写内存的方式。 ★Linux中OBS在Wayland环境下黑屏只显示鼠标的应对措施☆,Linux,OBS,Wayland,环境,黑屏,显示,鼠标,应对,措施, 如果手头没有hdmi显示设备,但是树莓派上曾经安装有一块spi的tftlcd屏幕并已经正确的配置并可以显示控制台,那么也可以在命令前面添加一段对qt_qpa_platform环境变量配置的代码: 执行后就在你的当前目录在生成. EDIT: with -A works 环境变量QT_QPA_PLATFORM_PLUGIN_PATH设置的路径以及-platformpluginpath指定的路径 其他 平台下 "xcb" QWindow. Offline #14 2018-05 CPU Qt Version Display Driver OpenGL QtWebEngine QtMultimedia(VPU) Capacitive Touch Screen Board Model RK3399 Qt 5. It is still on after hours mouse pointer size is correct virtualbox (set QT_QPA_PLATFORM=xcb variable before start it) dropbox (set QT_QPA_PLATFORM=xcb variable before start it) icons in the Wayland experience with plasma 5. The Qt application trying to load platform plugin “xcb” instead of “eglfs” or set the QT_QPA_PLATFORM environment variable Qt application trying to load Set some Qt environment variables and run qopenglwidget (in /home/pi) on the Raspberry Pi 3 B. It's a pretty fresh arch linux install, and /opt is a symlink to a folder on another filesystem. 1: Application failed to start because platform plugin “windows” is missing - ExceptionsHub on Deploying a real Qt app – understanding more of QtMoreover, lsof shows entries like /memfd:wayland-shm, etc - there are no such entries when I run it with QT_QPA_PLATFORM=xcb. When I run qtcreator in verbose mode (export QT_DEBUG_PLUGINS=1), I get the following output: QPA is the platform abstraction layer for Qt 5 and replaces QWS and the platform ports from Qt 4. Please note that this mail was generated by a script. Oct 18, 2015 executable itself but not Qt. 04 LTS) is out and a new version of OpenCV was The official TeamSpeak Community Forums. meta-qt- yocto layer- change default qt platform (QT_QPA_PLATFORM) This application failed to start because it could not find or load the Qt platform plugin "xcb" in "". I have developed an application using QML using QtCreator. On the U3 the output is as expected on fullscreen X11 (windowed still tears). 7 including the Qtcreator using the installation tool "qt-unified-linux-x64-3. Set some Qt environment variables and run qopenglwidget (in /home/pi) on the Raspberry Pi 3 B. These plugins are with the QT. There is also the option -no-xcb. 2。 问题6:无法启动,提示无法找到xcb,version 'Qt_5' This application failed to start because it could not find or load the Qt platform plugin "xcb" in "". The default would be to use the value of the QT_QPA_PLATFORM variable. http://community. Available . Making it possible to select the platform backend would be a good short-term workaround for the issues You can jump back and forth between Wayland and X ("-platform xcb") to for XCB or Wayland respectively (or set the QT_QPA_PLATFORM environment If the default is not suitable, the QT_QPA_PLATFORM environment variable In this case the XCB plugin is built without EGL support, meaning that Qt Quick 2 2 Oct 2018 qt-webkit doesn't work very well (if at all) under wayland. Joined: Sep 29, 2014 Messages: 417 export QT_QPA_PLATFORM=eglfs #with the new version of QT5. Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, xcb. Are you using standard Qt5 that comes with Raspbian Jessie ? EGLFS wasnt working last time I tested. Posted on February 9, 2017 February 9, 2017 by programmingnotepad If you encounter this issue, it’s a bug in phantomjs that prevents it from working properly when QT_QPA_PLATFORM environment variable is set. time:QT QPA DEFAULT PLATFORM <plugin-name> pro albion-online-launcher-bin: /opt exists in filesystem Errors occurred, no packages were upgraded. Discussion in 'Yocto' started by modjo, Dec 7, 2016. org/). 5-online. 5 注意: 一点要有-qt-xcb 插件, 不然 makeqpf 无法运行的。 我编译了 2 个小时, 没有 xcb 插件!GPIO mean "General Purpose Input/Output" and is a special pin present in some chip that can be set as input or output and used to move a signal high or low (in output mode) or …. Discussion in 'Yocto' started by modjo, Dec 7, the QT_QPA_PLATFORM # environment variable parameter can be used to request another plugin Notavi commented on 2016-08-09 10:34. Change the value of QT_QPA_PLATFORM to xcb so: $ export QT_QPA_PLATFORM=xcb. Qt application trying to load platform plugin “xcb” instead of “eglfs” arm,qml,qtwebkit,yocto,qt5. Can you try specifying the QPA backend by setting the environment variable QT_QPA_PLATFORM to xcb. To run a Qt 5 app with the Wayland plugin, use -platform wayland or set the QT_QPA_PLATFORM=wayland-egl environment variable. If you have a related question, please click the "Ask a related question" button in the top right corner. -platformpluginpath path, Set some Qt environment variables and run qopenglwidget (in /home/pi) on the Raspberry Pi 3 B. Reinstalling the application may fix this qtsvg 8bd0f4a qtbase bdc417b qtxmlpatterns 7137785 qtdeclarative e073343 Using QT_QPA_PLATFORM=xcb Using QML_NO_THREADED_RENDERER=1 Qt configured with -silent -no-pch -nokia-developer -no-qt3support -force-pkg-config -qpa -xcb Ubuntu 10. To enable Wayland support in Qt 5, install the qt5-wayland package. You may also want to modify CFLAGS and CXXFLAGS here. 8/5. Thanks to Dropbox if you fixed something (not sure if Dropbox fixed it or not without the release notes). I would provide screen shots, however there is currently no mechanism available to do so. Example: xfce4-terminal on Wayland: x11docker --wayland x11docker/xfce xfce4-terminal; Init system 这个配置可能会提示跟xcb相关的东西,按照提示安装相关软件即可。配置之后,qt会提示你加上 -qreal float选项,这个是为了跟以前的兼容,这里没有加,如果加上也没问题,加上之后会碰到编译上的一些问题,这个在编译小节里说明。 编译。 链表 单链表 单链表,通俗讲就是只知道下个节点,不知道上个节点,如下图: 单链表的特点: 最后一个节点的next为null(闭环链表指向第一个元素) 只可一个方向遍历 双链表 双链表,通俗讲就是 sudo apt-get install "libxcb. Attachments. Actions 3. Disable Autocleanup It seems clear that it's crashing due to missing xcb plugin, I made sure libxcb. Thanks about this explanation, hope this will be solved by upstream in future releases. The error is This application failed to start because it could not find or load the Qt platform plugin "xcb" in "". Option --hostwayland can run single applications on host Wayland desktops like Gnome 3, KDE 5 and Sway. This will make the compositor itself use the eglfs platform plugin for rendering. com/sf/go/post118789 Dear All, I am new to QNX QT interaction, I want to create a QNX6. Or you can always control it thru QT_QPA_PLATFORM env. 1156 xcb is the X11 plugin used on regular desktop Linux platforms. export QT_QPA_PLATFORM_PLUGIN_PATH For instance, an application developed on Qt could be run using "-platform xcb" and "-platform wayland" for XCB or Wayland respectively (or set the QT_QPA_PLATFORM environment variable) and should have a similar behavior on both systems, without the need to recompile. 解决方法: 在环境变量中增加: QT_QPA_PLATFORM_PLUGIN_PATH C:\Python34\Lib\site-packages\PyQt5\plugins <<-----这是我PyQt5的plugins文件夹所在位置 This application failed to start because it could not find or load the Qt platform plugin "xcb". I can write a short patch if this is accepted as a valid issue. Qt5运行时 需要通过“-platform”来制定QPA插件,如果不指定就默认使用QPA插件,在QT_QPA_PLATFORM Qt安装 Qt platform plugin "xcb". . Failed to load platform plugin"xcb". plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found. Started a wayland session, verified with KWin's debug console that plasmashell and krunner are wayland. > Unfortunately it can not be fixed in Debian. Likely an issue with Wayland and X specific UI functionality, does it work if you start it with QT_QPA_PLATFORM=xcb qmmp ? The same goes for the QT_QPA_PLATFORM variable. installing scribus-trunk daily build on Ubuntu 14. org/downloads 下载 qt source code, 当前 最新版本 Avise-me sobre novos comentários por email. so时,应用程序仍然不启动,但错误消息更改: 无法加载平台插件“xcb”。可用的平台是: XCB windows, cocoa, xcb, wayland, eglfs, qnx など、実際に使用されているプラグインの他、directfb, kms, linuxfb, openwfd のように試験的に実装されているプラグインもあります。 Litecoin source tree. *=true export QT_QPA_PLATFORM=xcb . 代码: 全选 This application failed to start because it could not find or load the Qt platform plugin "xcb". [1] 31334 abort (core dumped) QT_QPA_PLATFORM=kde dolphin Any more ideas? Thx!回复 Yaoming Qin:. aliyun. Available platform plugins are: minimal, xcb. “Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed. Qt Weekly #23: Qt 5. 7版权归作者所有,本社区不拥有所有权,也不承担相关法律责任。 如果手头没有hdmi显示设备,但是树莓派上曾经安装有一块spi的tftlcd屏幕并已经正确的配置并可以显示控制台,那么也可以在命令前面添加一段对qt_qpa_platform环境变量配置的代码: 作者: 用户 9人浏览 2年前在的情况视频老是挡住GUI 我明明通过 export QT_QPA_PLATFORM=linuxfb:fb=/dev/fb1指定输出到fb1 然后执行是:. 8. hrx on Deploying Qt on XP and getting “not a valid Win32 application” Qt 5. Comment. 349 /* Define to the address where bug reports for this package should be sent. I added linuxfb & xcb on my local. Normally, Calibre should come up in its own Xwayland instance if Wayland ist not supported. 1 QT_QPA_PLATFORM configuration By default, QT_QPA_PLATFORM is set to xcb => X11 backend. awk 가 파일에서 데이터를 읽어들일 때는 라인 단위로 하지 않습니다. 解压 qt5. Hi, most probably you need to update your graphics adapter driver. QT_QPA_DEFAULT_PLATFORM , 通常在mac 上是cocoa, 在window 上是windows,在linux X11 下是xcb, 如果有OPENGL支持,那么选eglfs. plugin: Could not find the Qt platform plugin “xcb” in “” This application failed to start because export QT_QPA_PLATFORM=xcb export The same goes for the QT_QPA_PLATFORM variable. so. Overrides the \c QT_QPA_PLATFORM_PLUGIN_PATH environment variable. sh script should force using xcb for now?Apr 11, 2018 Available platform plugins are: xcb. Open L2501 opened this Issue Mar 3, 2016 · 16 comments Open set QT QT_QPA_PLATFORM=xcb phantomjs : This application failed to start because it could not find or load the Qt platform plugin "xcb". Removing qt5-wayland simply works around the issue by using the xcb backend (I assume) instead of wayland. Doesn't appear to work properly with Wayland desktops, although this can easily be worked around when starting dropbox manually by setting QT_QPA_PLATFORM="xcb". Tried QT_QPA_PLATFORM='' executable and it works So this completely disregards our attempt to include all the "xcb" functions If the default is not suitable, the QT_QPA_PLATFORM environment variable . 2 X11屏幕旋转 (仅适用于RK3399). Qt Code: Switch view 第一種是通過qt_qpa_platform_plugin_path變量將路徑導出到目錄。 無法加載平台插件“xcb”。 可用的平台是: 而本章节主要介绍的是Qt的渲染机制,在Qt5中将底层渲染和窗口管理大致分为: SylixOSFB、LinuxFB、KMS、XCB、Wayland。 SylixOSFB和LinuxFB采用相同的渲染方式:直接往FrameBuffer写像素值,这种方式只支持软件渲染,主要使用CPU读写内存的方式。 各位前辈,我目前利用 Qt Creator 来做 GUI 开发。 请教大家,具体上是怎么将QT GUI 界面设计和 HI3536 MPP 软件模块连上呢? Hi3536 和 Qt GUI 开发 ,易百纳论坛 qt5移植到ARM平台的记录_计算机软件及应用_IT/计算机_专业资料。1. 7. Either that or export QT_QPA_PLATFORM=eglfs in your environment to override this default. Commit. xcb wayland directfb eglfs minimalegl kms minima runtime: -plugin <plugin-name>, QT QPA PLATFORM coñþile. 04 x86 32-bit In this blog post, I'll present a few tips and tricks for using Qt of which you may not be aware. blizzz. 04 64 bit machine using the online installer. Making it possible to select the platform backend would be a good short-term workaround for the issues we currently experience. Available platform plugins are: minimal, offscreen Tried QT_QPA_PLATFORM='' executable and it works :) 回答4: So this completely disregards our attempt to include all the "xcb" functions statically. com)为您提供交叉编译Qt5. 目的のひとつとしていた、Windows で開発・Raspberry Pi で実行というクロスコンパイル環境の構築は達成できました。 Privacidade e cookies: Esse site utiliza cookies. 如果手头没有hdmi显示设备,但是树莓派上曾经安装有一块spi的tftlcd屏幕并已经正确的配置并可以显示控制台,那么也可以在命令前面添加一段对qt_qpa_platform环境变量配置的代码: プログラムを実行すると「Qt platform plugin "windows" が見つからないか読み込めない」と言われる. (2014. コマンドラインのオプションでも指定できますが、現実的には QT_QPA_PLATFORM_PLUGIN_PATH という環境変数で指定することになります。msvc2015_64\plugins\platforms の場所を指定してください。 今度は無事実行できましたね? QT_QPA_PLATFORM_PLUGIN_PATH は誰が参照しているのか [Tuto][Linux] Have a working game ! Jun 17th 2017, 8:54pm Since developpers don't care about Linux support, especially ArchLinux, I do this post to help each others to make their game works