QGuiApplicationPrivate::createPlatformIntegration ->如果定义QT_QPA_DEFAULT_PLATFORM_NAME,则使用作为默认platform名称。 ->qgetenv--获取QT_QPA_PLATFORM环境变量值。 ->或者通过-platform指定platformName。 ->init_platform ->QPlatformIntegrationFactory::create--加载platformName指定的插件。 2. QLinuxFbIntegration...
export QT_QPA_PLATFORM_PLUGIN_PATH=$QTEDIR/plugins export QT_QPA_PLATFORM=linuxfb:fb=/dev/fb0:size=480x272:mmSize=480x272:offset=0x0:tty=/dev/tty1 export QT_QPA_FB_TSLIB=1 红色部分请根据自己的开发板进行修改,我手头的开发板是 3.5 寸 320*240 的 LCD,JZ2440 V3 用上面的参数即可。 此时...
export QT_QPA_PLATFORM_PLUGIN_PATH=$QTEDIR/plugins export QT_QPA_PLATFORM=linuxfb:fb=/dev/fb0:size=480x272:mmSize=480x272:offset=0x0:tty=/dev/tty1 export QT_QPA_FB_TSLIB=1 红色部分请根据自己的开发板进行修改,我手头的开发板是 3.5 寸 320*240 的 LCD,JZ2440 V3 用上面的参数即可。 此时...
DIRECTFB_PLATFORM_HOOKS_INCLUDEPATH = $${BRCM_ROCKFORD_PATH}/middleware/platform/directfb DIRECTFB_PLATFORM_HOOKS_LIBS = -ldbpl DIRECTFB_PLATFORM_HOOKS_LIBDIR = $${BRCM_ROCKFORD_PATH}/middleware/platform/directfb/lib_$${BRCM_PLATFORM}_$${BRCM_BUILD_TYPE} QT_QPA_DEFAULT_PLATFORM = directfbeg...
## qmake configuration for building with arm-linux-gnueabi-g++#MAKEFILE_GENERATOR=UNIXCONFIG+=incrementalQMAKE_INCREMENTAL_STYLE=sublib### 添加的部分:开始 ###QT_QPA_DEFAULT_PLATFORM=linuxfbQMAKE_CFLAGS+=-O2-march=armv7-a-mtune=cortex-a7-mfpu=neon-mfloat-abi=hardQMAKE_CXXFLAGS+=-O2-march=arm...
QT_QPA_DEFAULT_PLATFORM = linuxfb QMAKE_CFLAGS += -O2 -march=armv7-a -mtune=cortex-a7 -mfpu=neon -mfloat-abi=hard QMAKE_CXXFLAGS += -O2 -march=armv7-a -mtune=cortex-a7 -mfpu=neon -mfloat-abi=hard include(../common/linux.conf) ...
qt5移植到ARM平台的记录 1.从http://qt-project.org/downloads下载qt source code, 当前 最新版本5.0.0.解压后放到Work/rootfs目录下, 重新命名为qt-<d.d.d> 2. 修改qtbase/mkspecs/linux-arm-gnueabi-g++下的 qmake.conf里的路径, 并添加:QT_QPA_DEFAULT_PLATFORM = linuxfb QMAKE_CFLAGS_RELEASE ...
Lighthouse版QT(QPA是QT platform abstraction) 保证文件库没有wayland库,应为当前的ltib自带的Wayland库与该Qt不兼容,而QPA版的QT 配置会自动检测对Wayland的支持。配置时加 -plugin-gfx-eglnullws 以使qt支持egl的图形渲染模式。qmake.conf 修该内容 QT_QPA_DEFAULT_PLATFORM = eglfs 说明: QT_QPA_DEFAULT_PLAT...
## qmake configuration for building with arm-linux-gnueabi-g++#MAKEFILE_GENERATOR=UNIXCONFIG+=incrementalQMAKE_INCREMENTAL_STYLE=sublib#QT_QPA_DEFAULT_PLATFORM = eglfs #linuxfbIMX6_CFLAGS=-march=armv7-a-mfpu=neon-DLINUX=1-DEGL_API_FB=1IMX6_CFLAGS_RELEASE=-O2$$IMX6_CFLAGSQMAKE_CFLAGS_RELEASE+...
因此我采用platform eglfs,qt5.4.1源码交叉编译配置方法如下: vim $source_path/qtbase/mkspecs/linux-arm-gnueabi-g++/qmake.conf ## qmake configuration for building with arm-linux-gnueabi-g++# MAKEFILE_GENERATOR = UNIXCONFIG += incrementalQMAKE_INCREMENTAL_STYLE = sublib QT_QPA_DEF...