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fftools/ffmpeg_opt: Document VAAPI -device usage for DirectX Adapter

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Initial review at https://github.com/intel-media-ci/ffmpeg/pull/619/

Signed-off-by: Sil Vilerino <sivileri@microsoft.com>
Reviewed-by: Dmitry Rogozhkin <dmitry.v.rogozhkin@intel.com>
Reviewed-by: Wu, Tong1 <tong1.wu@intel.com>
This commit is contained in:
Sil Vilerino 2023-04-14 10:39:05 -04:00 committed by Haihao Xiang
parent d54127c41a
commit 5ff1430452
2 changed files with 4 additions and 3 deletions
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5
doc/ffmpeg.texi
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@ -1169,9 +1169,10 @@ Choose the first device and use the primary device context.
@var{device} is the number of the Direct3D 11 display adapter.
@item vaapi
@var{device} is either an X11 display name or a DRM render node.
@var{device} is either an X11 display name, a DRM render node or a DirectX adapter index.
If not specified, it will attempt to open the default X11 display (@emph{$DISPLAY})
and then the first DRM render node (@emph{/dev/dri/renderD128}).
and then the first DRM render node (@emph{/dev/dri/renderD128}), or the default
DirectX adapter on Windows.
@item vdpau
@var{device} is an X11 display name.

2
fftools/ffmpeg_opt.c
View File

@ -1767,7 +1767,7 @@ const OptionDef options[] = {
#if CONFIG_VAAPI
{ "vaapi_device", HAS_ARG | OPT_EXPERT, { .func_arg = opt_vaapi_device },
"set VAAPI hardware device (DRM path or X11 display name)", "device" },
"set VAAPI hardware device (DirectX adapter index, DRM path or X11 display name)", "device" },
#endif
#if CONFIG_QSV