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doc/ffmpeg: Update the description about d3d11va 

Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
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Haihao Xiang 2023-11-28 12:42:26 +08:00
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commit e5f8b5313e
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@ -1165,6 +1165,21 @@ Choose the first device and use the primary device context.
@item d3d11va
@var{device} is the number of the Direct3D 11 display adapter.
If not specified, it will attempt to use the default Direct3D 11 display adapter
or the first Direct3D 11 display adapter whose hardware VendorId is specified
by @samp{vendor_id}.
Examples:
@table @emph
@item -init_hw_device d3d11va
Create a d3d11va device on the default Direct3D 11 display adapter.
@item -init_hw_device d3d11va:1
Create a d3d11va device on the Direct3D 11 display adapter specified by index 1.
@item -init_hw_device d3d11va:,vendor_id=0x8086
Create a d3d11va device on the first Direct3D 11 display adapter whose hardware VendorId is 0x8086.
@end table
@item vaapi
@var{device} is either an X11 display name, a DRM render node or a DirectX adapter index.