> From: libav-devel [mailto:libav-devel-boun...@libav.org] On Behalf Of Luca > Barbato > Sent: Tuesday, January 23, 2018 9:53 PM > To: libav-devel@libav.org > Subject: Re: [libav-devel] qsv: How about replace software parsers with > MFXVideoDECODE_DecodeHeader > > On 23/01/2018 12:15, Mark Thompson wrote: > > avconv -hwaccel vaapi -hwaccel_output_format vaapi -i input.mp4 -vf > 'scale_vaapi=1280:720,hwmap=derive_device=qsv,format=qsv' -c:v > h264_qsv -b:v 5M output.mp4 > > > > On Windows, there is similarly: > > > > avconv -hwaccel dxva2 -hwaccel_output_format dxva2_vld -i input.mp4 > -vf 'hwmap=derive_device=qsv,format=qsv' -c:v h264_qsv -b:v 5M > output.mp4 > > I'll nag you soon so we can document the whole thing a bit more :) > > lu
Really a good suggestion to document. : ) . _______________________________________________ libav-devel mailing list libav-devel@libav.org https://lists.libav.org/mailman/listinfo/libav-devel
