# Requirements - [Qt 5.9] (https://www.qt.io/download-open-source/) - [QtAV for video encoding] (https://github.com/wang-bin/QtAV) -- [Build instructions:] (https://github.com/wang-bin/QtAV/wiki/Build-QtAV) -- [Windows dependencies] (http://sourceforge.net/projects/qtav/files/depends/QtAV-depends-windows-x86%2Bx64.7z/download) -- After compiling use the QtAV_buildDir/sdk_install.bat