> -----Original Message----- > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of > Soft Works > Sent: Wednesday, September 2, 2020 5:33 AM > To: FFmpeg development discussions and patches <ffmpeg- > de...@ffmpeg.org> > Subject: Re: [FFmpeg-devel] [PATCH] lavc/qsvdec: allow qsv decoders to use > initialized device > > > > > -----Original Message----- > > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of > > Dmitry Rogozhkin > > Sent: Wednesday, September 2, 2020 4:44 AM > > To: ffmpeg-devel@ffmpeg.org > > Cc: Dmitry Rogozhkin <dmitry.v.rogozh...@intel.com> > > Subject: [FFmpeg-devel] [PATCH] lavc/qsvdec: allow qsv decoders to use > > initialized device > > > > qsv decoders did not allow to use devices explicitly initialized on > > the command line and actually were using default device. This starts > > to cause confusion with intel discrete GPUs since in this case decoder > > might run on default integrated GPU device (/dev/dri/renderD128) and > > encoder on the device specified on the command line > (/dev/dri/renderD129). > > > > Example: > > ffmpeg -init_hw_device vaapi=va:/dev/dri/renderD129 -init_hw_device > > qsv=hw@va \ > > -c:v h264_qsv -i input.h264 -c:v hevc_qsv -y output.h264 > > > > Hi Dmitry, > > How about this: > > -init_hw_device qsv=vad:hw_any,child_device=/dev/dri/renderD128 >
I apologize, I picked the wrong thing. The qsv_device parameter is what allows setting the device for a QSV decoder: fmpeg -qsv_device /dev/dri/renderD128 -c:v:0 h264_qsv -hwaccel:v:0 qsv -i INPUT .... Kind regards, softworkz _______________________________________________ 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".
