基于resiprocate，ortp和ffmpeg编写的音频点播系统，可以用kapanga直接呼叫本平台，选择播放的歌曲-Based resiprocate, ortp and the ffmpeg audio on demand system prepared, you can directly call the platform with kapanga, select songs to play

ESRI Shape File Viewer

PNG++ aims to provide simple yet powerful C++ interface to libpng, the PNG reference implementation library

CMake is an open-source, cross-platform family of tools designed to build, test and package software. CMake is used to control the software compilation process using simple platform and compiler independent configuration