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laserkbd

RoboPeak设计的低成本激光键盘

公开发布了所有的源代码。

注:所有的源代码遵循LGPL。

依赖

Ubuntu

sudo apt-get install libopencv-dev libx11-dev libv4l-dev libcurl4-openssl-dev \ 
                     libkdtree++-dev libjsoncpp-dev libusb-1.0-0-dev scons

ArchLinux

sudo pacman -Syu                                                                
sudo pacman -S opencv libx11 v4l-utils curl jsoncpp libusbx scons

手动安装libkdtree++

git clone git://git.debian.org/git/libkdtree/libkdtree.git                      
cd libkdtree                                                                    
./autogen.sh                                                                    
./configure --prefix=/usr                                                       
make                                                                            
sudo make install                                                               

编译

cd laser_kbd_neo
scons
vi ./laser_kbd_neo/SConstruct                                                   
feature_pattern_type_2 = 0                                                      

调试

gdb ./laser_kbd_neo/laser_kbd 
r

如果遇到段错误

bt

例如设置断点

b ./laser_kbd_neo/src/port/linux/powervideocap_linux.cpp:41

视频设备是否支持曝光

v4l2-ctl -w --all | grep exposure

keycode

sudo pacman -S xorg-xev
xev 

敲击键盘查看keycode