CentOS 7 RPM Specfile for dablin which is part of RaBe's DAB / DAB+ broadcasting package collection.
There are pre-built binary packages for CentOS 7 available on Radio RaBe's OBS DAB / DAB+ broadcasting package repository, which can be installed as follows:
yum -y install \
epel-release \
http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-5.el7.nux.noarch.rpm
curl -o /etc/yum.repos.d/home:radiorabe:dab.repo \
http://download.opensuse.org/repositories/home:/radiorabe:/dab/CentOS_7/home:radiorabe:dab.repo
yum install dablin # or dablin-gtk