For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:marec2000:multimedia/openSUSE_Tumbleweed/home:marec2000:multimedia.repo
zypper refresh
zypper install dvda-author-gui
For openSUSE Slowroll run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:marec2000:multimedia/openSUSE_Slowroll/home:marec2000:multimedia.repo
zypper refresh
zypper install dvda-author-gui
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:marec2000:multimedia/openSUSE_Factory/home:marec2000:multimedia.repo
zypper refresh
zypper install dvda-author-gui