> -----Original Message----- > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of Sun, > Xinpeng > Sent: Tuesday, December 24, 2019 6:18 PM > To: ffmpeg-devel@ffmpeg.org > Cc: Zhou, Zachary <zachary.z...@intel.com> > Subject: Re: [FFmpeg-devel] [PATCH v1] avfilter: add overlay vaapi filter > > > > -----Original Message----- > > From: Sun, Xinpeng <xinpeng....@intel.com> > > Sent: Friday, December 20, 2019 10:56 AM > > To: ffmpeg-devel@ffmpeg.org > > Cc: Sun, Xinpeng <xinpeng....@intel.com>; Zhou, Zachary > > <zachary.z...@intel.com> > > Subject: [PATCH v1] avfilter: add overlay vaapi filter > > > > Overlay one video on the top of another. > > > > It takes two inputs and has one output. The first input is the "main" > > video on which the second input is overlaid. This filter requires same > > memory layout for all the inputs. > > > > An example command to use this filter to overlay an image LOGO at the > > top-left corner of the INPUT video and both inputs are yuv420p format: > > FFMPEG -hwaccel vaapi -vaapi_device /dev/dri/renderD128 - > > hwaccel_output_format vaapi \ -i INPUT -i LOGO -filter_complex \ > > "[0:v]hwupload[a], [1:v]format=yuv420p, hwupload[b], > > [a][b]overlay_vaapi, hwdownload" \ OUTPUT > > > > Signed-off-by: Xinpeng Sun <xinpeng....@intel.com> > > Signed-off-by: Zachary Zhou <zachary.z...@intel.com> > > --- > > configure | 3 + > > doc/filters.texi | 51 ++++ > > libavfilter/Makefile | 1 + > > libavfilter/allfilters.c | 1 + > > libavfilter/vf_overlay_vaapi.c | 432 > > +++++++++++++++++++++++++++++++++ > > 5 files changed, 488 insertions(+) > > create mode 100644 libavfilter/vf_overlay_vaapi.c > > > Ping for review. > > Thanks, > Xinpeng > > [...]
Ping. Thanks, Xinpeng _______________________________________________ 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".
