Playing a video with mpv (installed via apt from standard repositories) doesn't work with hardware acceleration. mpv reports:
VO does not support requested hardware decoder, or loading it failed.
display: :0 screen: 0
GPU at BusId 0x1 doesn't have a supported video decoder
Error creating VDPAU device: 1
Corresponding packages installed:
libnvidia-decode-390/bionic-updates,bionic-security,now 390.116-0ubuntu0.18.04.1 amd64 [installed,automatic]
libvdpau1/bionic,now 1.1.1-3ubuntu1 amd64 [installed,automatic]
mesa-vdpau-drivers/bionic-updates,now 18.2.8-0ubuntu0~18.04.2 amd64 [installed,automatic]
vdpau-driver-all/bionic,now 1.1.1-3ubuntu1 amd64 [installed,automatic]
vdpauinfo/bionic,now 1.0-3 amd64 [installed]
I'm using eOS 5.0 Juno, with an NVIDIA Optimus notebook. NVIDIA drivers are installed, and the error is present whether I'm using the discreet graphics or not. Is there any way to make this work?