标题:qt5.2.1 + Directfb1.7.1 交叉编译运行到arm板
作者:ace3196758
日期:2014-02-18 20:35
内容:
RT：
单独 qt5.2.1 跑到板子上运行helloworld通过
单独 Directfb1.7.1 跑到板子上运行demo程序正常
可是编译qt5.2.1 配置成使用directfb显示 运行到板子上就这样
# ./lib/test12 -platform directfb
(*) Direct/Thread: Started 'SigHandler' (121) ...
~~~~~~~~~~~~~~~~~~~~~~~~~~| DirectFB 1.7.1 |~~~~~~~~~~~~~~~~~~~~~~~~~~
(c) 2012-2013DirectFB integrated media GmbH
(c) 2001-2013The world wide DirectFB Open Source Community
(c) 2000-2004Convergence (integrated media) GmbH
----------------------------------------------------------------
(*) DirectFB/Core: Single Application Core. (2014-02-14 02:35) [ DEBUG ]
(*) Direct/Memcpy: Using libc memcpy()
(*) Direct/Thread: Started 'Fusion Dispatch' (122) ...
(*) DirectFB/FBDev: Found 'v8-fb UI' (ID 0) with frame buffer at 0x87400000, 1024k (MMIO 0x00000000, 0k)
(!) DirectFB/Keyboard: Could not open() /dev/tty0!
--> No such file or directory
(*) DirectFB/Input: Hot-plug detection enabled with Input Hub Driver
(*) DirectFB/Graphics: Generic Software Rasterizer 0.7 (directfb.org)
(*) DirectFB/Core/WM: Default 0.3 (directfb.org)
(*) Direct/Thread: Started 'Genefx' (123) ...
(*) FBDev/Mode: Setting 320x240 ARGB
(*) FBDev/Mode: Switched to 320x240 (virtual 320x240) at 32 bit (ARGB), pitch 1280
(*) FBDev/Mode: Setting 320x240 ARGB
(*) FBDev/Mode: Switched to 320x240 (virtual 320x240) at 32 bit (ARGB), pitch 1280
QThread: Destroyed while thread is still running
Segmentation fault
#
#1 [liyoujun 04-10 23:44]
缺插件貌似，插件所在的文件夹，整个拷贝过去。
#2 [joeycheng 07-04 17:16]
我也遇到这样的问题，直接放弃了directfb,现在就用xcb没问题。。。。
不知directfb linuxfb xcb这些后端都是有什么区别和优缺点呢？网上搜索了半天也搞不明白。。。。。