Linux "xvinfo" Command Line Options and Examples
Print out X-Video extension adaptor information
xvinfo prints out the capabilities of any video adaptors associated with the display that are accessible through the X-Video extension..
Usage:
xvinfo [-display displayname]
Command Line Options:
-display
This argument allows you to specify the server to query; see X(7).
xvinfo -display ...
-short
to reduce the amount of text.
xvinfo -short ...
-version
Output program version, then exit.ENVIRONMENTDISPLAY This variable may be used to specify the server to query.
xvinfo -version ...