.TH VDPAUINFO "1" "August 2017" "vdpauinfo 1.0" "User Commands" .SH NAME vdpauinfo \- query VDPAU capabilities .SH SYNOPSIS .B vdpauinfo .RB [\| \--screen .IR screen_number \|] .RB [\| \--display .IR displayname \|] .SH DESCRIPTION vdpauinfo is a command-line tool that can query the capabilities of the system's VDPAU implementation. .SH OPTIONS .TP \fB\-\-screen\fR \fIscreen_number\fI X screen to query .TP \fB\-\-display\fR \fIdisplayname\fI Server to query .TP \fB\-\-help\fR Print help text .PP .SH "ENVIRONMENT" The following environment variables can influence the behavior of vdpauinfo. .IP "\fB\s-1VDPAU_DRIVER\s0\fR" 4 Setting this variable will cause libvdpau to select a non-default backend. For example, to run on an Intel IGPU via VA, set it to .B va_gl .SH "SEE ALSO" The full documentation for .B vdpauinfo and .B vdpau can be found at: .B .SH AUTHOR .PP This manual page was written by Luca Boccassi for the Debian project.