On Vr, 2023-12-29 at 12:23 +0800, Xiang, Haihao wrote: > From: Haihao Xiang <haihao.xi...@intel.com> > > Signed-off-by: Haihao Xiang <haihao.xi...@intel.com> > --- > doc/ffmpeg.texi | 21 +++++++++++++++++++-- > 1 file changed, 19 insertions(+), 2 deletions(-) > > diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi > index ab17d1d687..c6c0606e8a 100644 > --- a/doc/ffmpeg.texi > +++ b/doc/ffmpeg.texi > @@ -1406,16 +1406,33 @@ If not specified, @samp{auto_any} is used. > platform-appropriate subdevice (@samp{dxva2} or @samp{d3d11va} or > @samp{vaapi}) and then deriving a > QSV device from that.) > > -Alternatively, @samp{child_device_type} helps to choose platform-appropriate > subdevice type. > -On Windows @samp{d3d11va} is used as default subdevice type. > +The following options are recognized: > +@table @option > +@item child_device > +Specify a DRM render node on Linux or DirectX adapter on Windows > +@item child_device_type > +Choose platform-appropriate subdevice type. On Windows @samp{d3d11va} is used > +as default subdevice type. > +@end table > > Examples: > @table @emph > +@item -init_hw_device qsv:hw,child_device=/dev/dri/renderD129 > +Create a QSV device with @samp{MFX_IMPL_HARDWARE} on DRM render node > /dev/dri/renderD129 > + > +@item -init_hw_device qsv:hw,child_device=1 > +Create a QSV device with @samp{MFX_IMPL_HARDWARE} on DirectX adapter 1. The > subdevice > +type is @samp{d3d11va} if @code{--enable-libvpl} is specified at > configuration time, the > +subdevice type is @samp{dxva2} if @code{--enable-libmfx} is specified at > configuration time. > + > @item -init_hw_device qsv:hw,child_device_type=d3d11va > Choose the GPU subdevice with type @samp{d3d11va} and create QSV device with > @samp{MFX_IMPL_HARDWARE}. > > @item -init_hw_device qsv:hw,child_device_type=dxva2 > Choose the GPU subdevice with type @samp{dxva2} and create QSV device with > @samp{MFX_IMPL_HARDWARE}. > + > +@item -init_hw_device qsv:hw,child_device=1,child_device_type=d3d11va > +Create a QSV device with @samp{MFX_IMPL_HARDWARE} on DirectX adapter 1 with > subdevice type @samp{d3d11va} > @end table > > @item opencl
Will apply the patchset - Haihao _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".