Hello,
[root@localhost ~]# dnf list installed | grep gstreamer
PackageKit-gstreamer-plugin.x86_64 1.1.6-2.fc26 @anaconda
gstreamer.x86_64 0.10.36-16.fc26
@Fedora
gstreamer-devel.x86_64 0.10.36-16.fc26
@Fedora
gstreamer-devel-docs.noarch 0.10.36-16.fc26
@Fedora
gstreamer-ffmpeg.x86_64 0.10.13-17.fc26 @rpmfusion-free
gstreamer-plugin-crystalhd.x86_64 3.10.0-15.fc26
@Fedora
gstreamer-plugins-bad.x86_64 0.10.23-8.fc26 @rpmfusion-free
gstreamer-plugins-bad-free.x86_64 0.10.23-39.fc26
@Fedora
gstreamer-plugins-bad-free-devel.x86_64
gstreamer-plugins-bad-free-devel-docs.x86_64
gstreamer-plugins-bad-free-extras.x86_64
gstreamer-plugins-bad-nonfree.x86_64 0.10.23-4.fc26 @rpmfusion-nonfree
gstreamer-plugins-base.x86_64 0.10.36-16.fc26
@Fedora
gstreamer-plugins-base-devel.x86_64 0.10.36-16.fc26
@Fedora
gstreamer-plugins-base-devel-docs.noarch
gstreamer-plugins-base-tools.x86_64 0.10.36-16.fc26
@Fedora
gstreamer-plugins-espeak.x86_64 0.4.0-10.fc26
@Fedora
gstreamer-plugins-fc.x86_64 0.2-13.fc26
@Fedora
gstreamer-plugins-good.x86_64 0.10.31-18.fc26
@Fedora
gstreamer-plugins-good-devel-docs.noarch
gstreamer-plugins-good-extras.x86_64 0.10.31-18.fc26
@Fedora
gstreamer-plugins-ugly.x86_64 0.10.19-22.fc26 @rpmfusion-free
gstreamer-plugins-ugly-devel-docs.noarch
gstreamer-python.x86_64 0.10.22-12.fc26
@Fedora
gstreamer-python-devel.x86_64 0.10.22-12.fc26
@Fedora
gstreamer-rtsp.x86_64 0.10.8-13.fc26
@Fedora
gstreamer-rtsp-devel.x86_64 0.10.8-13.fc26
@Fedora
gstreamer-rtsp-python.x86_64 0.10.8-13.fc26
@Fedora
gstreamer-rtsp-vala.x86_64 0.10.8-13.fc26
@Fedora
gstreamer-tools.x86_64 0.10.36-16.fc26
@Fedora
gstreamer1.x86_64 1.12.2-1.fc26 @updates
gstreamer1-devel.x86_64 1.12.2-1.fc26 @updates
gstreamer1-devel-docs.noarch 1.12.2-1.fc26 @updates
gstreamer1-libav.x86_64 1.12.2-1.fc26 @rpmfusion-free-updates
gstreamer1-libav-devel-docs.noarch 1.12.2-1.fc26 @rpmfusion-free-updates
gstreamer1-plugins-bad-free.x86_64 1.12.2-1.fc26 @updates
gstreamer1-plugins-bad-free-devel.x86_64
gstreamer1-plugins-bad-free-extras.x86_64
gstreamer1-plugins-bad-free-fluidsynth.x86_64
gstreamer1-plugins-bad-free-gtk.x86_64 1.12.2-1.fc26 @updates
gstreamer1-plugins-bad-free-wildmidi.x86_64
gstreamer1-plugins-bad-freeworld.x86_64
gstreamer1-plugins-bad-nonfree.x86_64 1.12.2-1.fc26 @rpmfusion-nonfree-updates
gstreamer1-plugins-base.x86_64 1.12.2-1.fc26 @updates
gstreamer1-plugins-base-devel.x86_64 1.12.2-1.fc26 @updates
gstreamer1-plugins-base-devel-docs.noarch
gstreamer1-plugins-base-tools.x86_64 1.12.2-1.fc26 @updates
gstreamer1-plugins-entrans.x86_64 1.2.1-1.fc26 @updates
gstreamer1-plugins-entrans-docs.noarch 1.2.1-1.fc26 @updates
gstreamer1-plugins-fc.x86_64 0.2-13.fc26
@Fedora
gstreamer1-plugins-good.x86_64 1.12.2-1.fc26 @updates
gstreamer1-plugins-good-extras.x86_64 1.12.2-1.fc26 @updates
gstreamer1-plugins-ugly.x86_64 1.12.2-1.fc26 @rpmfusion-free-updates
gstreamer1-plugins-ugly-devel-docs.noarch
gstreamer1-plugins-ugly-free.x86_64 1.12.2-1.fc26 @updates
gstreamer1-plugins-ugly-free-devel.x86_64
gstreamer1-rtsp-server.x86_64 1.12.2-1.fc26 @updates
gstreamer1-rtsp-server-devel.x86_64 1.12.2-1.fc26 @updates
gstreamer1-rtsp-server-devel-docs.noarch
gstreamer1-vaapi.x86_64 1.12.2-1.fc26 @updates
gstreamer1-vaapi-devel-docs.noarch 1.12.2-1.fc26 @updates
gstreamermm.x86_64 1.4.3-1.fc25
@Fedora
gstreamermm-devel.x86_64 1.4.3-1.fc25
@Fedora
gstreamermm-doc.noarch 1.4.3-1.fc25
@Fedora
libnice-gstreamer1.x86_64 0.1.13-8.fc26 @anaconda
phonon-backend-gstreamer.x86_64 2:4.9.0-2.fc26 @anaconda
phonon-qt5-backend-gstreamer.x86_64 2:4.9.0-2.fc26 @anaconda
qt5-gstreamer.x86_64 1.2.0-12.fc26 @anaconda
[root@localhost ~]#