1. Install Crossover:
sudo yum install http://crossover.codeweavers.com/redirect/crossover.rpm
2. Correct most cxdiag messages:
sudo yum install libv4l.i686 fontconfig.i686 libXcomposite.i686 libXinerama.i686 libgphoto2.i686 libxml2.i686 libxslt.i686 openldap.i686 sane-backends-libs.i686 mesa-dri-drivers.i686 isdn4k-utils.i686 gsm.i686 gstreamer-plugins-base.i686 lcms2.i686 mesa-libOSMesa.i686 libtiff.i686 gnutls.i686
3. Correct the '[MissingLibTiff]' and '[MissingLibOsmesa]' errors:
sudo ln -s /usr/lib/libtiff.so.5.2.0 /usr/lib/libtiff.so.4
sudo ln -s /usr/lib/libOSMesa.so.8.0.0 /usr/lib/libOSMesa.so.6
4. Install your GPU-Specific library support:
https://www.codeweavers.com/support/wiki/Diag/MissingLibGL
Current install issues:
[MissingLibMpg123]
This PKG is provided by RPMFusion Free, which is currently unavailable for CentOS 7.
[MissingLibOpenal]
[i]The Openal packages are normally provided by EPEL, but there are currently no 32-bit packages in EPEL 7:
http://dl.fedoraproject.org/pub/epel/7/[/i]