PrOS README
-----------

    PrOS is a environment with which we can update the whole system
    by OTA or USB(fastboot protocol)

    PrOS also provide a charging environment, we call it COS.

Build Requirements and Licenses
------------

    PrOS's GUI framwork is based on DirectFB and LiTE, you can get code from:

    DrectFB-1.4.12
        http://www.directfb.org/downloads/Core/DirectFB-1.4/DirectFB-1.4.12.tar.gz
        GNU Lesser General Public License (http://www.gnu.org/licenses/lgpl.html)

    LiTE-0.8.10
        http://www.directfb.org/downloads/Libs/LiTE-0.8.10.tar.gz
        GNU Lesser General Public License (http://www.gnu.org/licenses/lgpl.html)

        There's some enhancement(TextEdit widget) in LiTE
        source code: ui_ext/textedit.c, ui_ext/textedit.h

    Fonts
      - libfreetype6-dev for TrueType and other fonts
        http://jaist.dl.sourceforge.net/project/freetype/freetype2/2.4.2/freetype-2.4.2.tar.gz
        The FreeType License (http://www.freetype.org/FTL.TXT)

    Images
      - libjpeg-dev for Joint Picture Expert Group images
        http://www.photopost.com/jpegsrc.v6b.tar.gz
        IJG License (https://fedoraproject.org/wiki/Licensing:IJG)

      - libpng-dev for Portable Network Graphics
        http://jaist.dl.sourceforge.net/project/libpng/libpng12/1.2.44/libpng-1.2.44.tar.gz
        libpng License(http://www.libpng.org/pub/png/src/libpng-LICENSE.txt)

      - giflib for git Picture
        http://jaist.dl.sourceforge.net/project/giflib/giflib%204.x/giflib-4.1.6/giflib-4.1.6.tar.gz
        MIT License

    Extra
      - zlib1g-dev for compressed screenshot support (also needed by libpng)
        http://nchc.dl.sourceforge.net/project/libpng/zlib/1.2.5/zlib-1.2.5.tar.gz
        zlib License(http://www.gzip.org/zlib/zlib_license.html)

Acknowledgement
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    Portions of this software are copyright (c) 1996-2008 The Free Type Project.
    Portions of this software are based in part on the work of the Independent JPEG Group.
    Portions of this software are based in part on Zlib.
    Portions of this software are based in part on Libpng.