OS: Arch Linux

$ pacman -Q mesa-vdpau
mesa-vdpau 19.0.2-1

$ pacman -Ql mesa-vdpau
mesa-vdpau /usr/
mesa-vdpau /usr/lib/
mesa-vdpau /usr/lib/vdpau/
mesa-vdpau /usr/lib/vdpau/libvdpau_gallium.so
mesa-vdpau /usr/lib/vdpau/libvdpau_nouveau.so
mesa-vdpau /usr/lib/vdpau/libvdpau_nouveau.so.1
mesa-vdpau /usr/lib/vdpau/libvdpau_nouveau.so.1.0
mesa-vdpau /usr/lib/vdpau/libvdpau_nouveau.so.1.0.0
mesa-vdpau /usr/lib/vdpau/libvdpau_r300.so
mesa-vdpau /usr/lib/vdpau/libvdpau_r300.so.1
mesa-vdpau /usr/lib/vdpau/libvdpau_r300.so.1.0
mesa-vdpau /usr/lib/vdpau/libvdpau_r300.so.1.0.0
mesa-vdpau /usr/lib/vdpau/libvdpau_r600.so
mesa-vdpau /usr/lib/vdpau/libvdpau_r600.so.1
mesa-vdpau /usr/lib/vdpau/libvdpau_r600.so.1.0
mesa-vdpau /usr/lib/vdpau/libvdpau_r600.so.1.0.0
mesa-vdpau /usr/lib/vdpau/libvdpau_radeonsi.so
mesa-vdpau /usr/lib/vdpau/libvdpau_radeonsi.so.1
mesa-vdpau /usr/lib/vdpau/libvdpau_radeonsi.so.1.0
mesa-vdpau /usr/lib/vdpau/libvdpau_radeonsi.so.1.0.0
mesa-vdpau /usr/share/
mesa-vdpau /usr/share/licenses/
mesa-vdpau /usr/share/licenses/mesa-vdpau/
mesa-vdpau /usr/share/licenses/mesa-vdpau/LICENSE

$ sudo find -L / -not \( -type d -path "/dev" -prune -o -path "/home" -prune -o
-path "/media" -prune -o -path "/mnt" -prune -o -path "/proc" -prune -o -path
"/root" -prune -o -path "/run" -prune -o -path "/sys" -prune -o -path "/tmp"
-prune -o -path "/var" -prune \) -type l -ls
920254 0 lrwxrwxrwx 1 root root 25 Apr 12 07:07
/usr/lib64/vdpau/libvdpau_gallium.so -> libvdpau_gallium.so.1.0.0
920254 0 lrwxrwxrwx 1 root root 25 Apr 12 07:07
/usr/lib/vdpau/libvdpau_gallium.so -> libvdpau_gallium.so.1.0.0
920254 0 lrwxrwxrwx 1 root root 25 Apr 12 07:07
/lib64/vdpau/libvdpau_gallium.so -> libvdpau_gallium.so.1.0.0
920254 0 lrwxrwxrwx 1 root root 25 Apr 12 07:07 /lib/vdpau/libvdpau_gallium.so
-> libvdpau_gallium.so.1.0.0

The file libvdpau_gallium.so isn't in 19.0.1-1. First I thought this was an
Arch Linux packaging issue and reported it at
https://bugs.archlinux.org/task/62323. But according to the bug handler it is
an upstream issue, so reporting it here.

Regards