unable to record desktop using latest gstreamer in ubuntu 22.04
tapas ..
tapascst at gmail.com
Thu Jun 8 17:55:33 UTC 2023
Hi
here is the output :
iskconsandiego at iskconsandiego-zoom:~$ gst-inspect-1.0 va
> Plugin Details:
> Name va
> Description VA-API codecs plugin
> Filename
> /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstva.so
> Version 1.20.1
> License LGPL
> Source module gst-plugins-bad
> Source release date 2022-03-14
> Binary package GStreamer Bad Plugins (Ubuntu)
> Origin URL
> https://launchpad.net/distros/ubuntu/+source/gst-plugins-bad1.0
>
> vadeinterlace: VA-API Deinterlacer
> vah264dec: VA-API H.264 Decoder
> vampeg2dec: VA-API Mpeg2 Decoder
> vapostproc: VA-API Video Postprocessor
> vavp8dec: VA-API VP8 Decoder
>
> 5 features:
> +-- 5 elements
>
> iskconsandiego at iskconsandiego-zoom:~$ gst-inspect-1.0 vaapi
> Plugin Details:
> Name vaapi
> Description VA-API based elements
> Filename
> /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvaapi.so
> Version 1.20.1
> License LGPL
> Source module gstreamer-vaapi
> Source release date 2022-03-14
> Binary package gstreamer-vaapi
> Origin URL
> https://gitlab.freedesktop.org/gstreamer/gstreamer-vaapi/issues
>
> vaapidecodebin: VA-API Decode Bin
> vaapih264dec: VA-API H264 decoder
> vaapih264enc: VA-API H264 encoder
> vaapijpegdec: VA-API JPEG decoder
> vaapimpeg2dec: VA-API MPEG2 decoder
> vaapimpeg2enc: VA-API MPEG-2 encoder
> vaapioverlay: VA-API overlay
> vaapipostproc: VA-API video postprocessing
> vaapisink: VA-API sink
> vaapivc1dec: VA-API VC1 decoder
> vaapivp8dec: VA-API VP8 decoder
>
> 11 features:
> +-- 11 elements
>
> iskconsandiego at iskconsandiego-zoom:~$ lsb_release -a
> No LSB modules are available.
> Distributor ID: Ubuntu
> Description: Ubuntu 22.04.1 LTS
> Release: 22.04
> Codename: jammy
> iskconsandiego at iskconsandiego-zoom:~$
>
I see vapostproc but not vah264enc
But I see both vaapipostproc and vaapih264enc
I also tried below which uses vapostproc and vaapih264enc . But it didn't
solve my gstreamer pipeline stuck issues.
gst-launch-1.0 ximagesrc use-damage=0 show-pointer=false !
> video/x-raw,framerate=30/1 ! vapostproc ! queue ! vaapih264enc dct8x8=true
> cabac=true rate-control=cbr bitrate=1000 keyframe-period=30 max-bframes=1 !
> queue ! flvmux name=mux ! queue ! progressreport ! queue ! rtmpsink
> sync=false async=true location="rtmp://xxxxx" pulsesrc do-timestamp=true
> device="alsa_output.pci-0000_00_1b.0.analog-stereo.monitor" ! queue !
> audioconvert ! queue ! voaacenc bitrate=128000 ! queue ! mux.
>
On Thu, 8 Jun 2023 at 10:41, cfd new <newcfd at yahoo.com> wrote:
> I am working as well on Ubuntu 22.04 and know they are available. Can you
> send me the output of
> gst-inspect-1.0 va
>
> On Thursday, June 8, 2023, 01:30:46 p.m. EDT, tapas .. via gstreamer-devel
> <gstreamer-devel at lists.freedesktop.org> wrote:
>
>
> here is the default gstreamer version on ubuntu 22.04
>
> gst-inspect-1.0 --version
> gst-inspect-1.0 version 1.20.3
> GStreamer 1.20.3
> https://launchpad.net/distros/ubuntu/+source/gstreamer1.0
>
>
>
>
> On Thu, 8 Jun 2023 at 09:12, tapas .. <tapascst at gmail.com> wrote:
>
> I guess va-api is replacing vaapi.
> videoconvert ==> vapostproc
> vaapih264enc ==>vah264enc
>
> try it out and good luck.
>
>
> That doesn't help anything. current gstreamer which comes with ubuntu
> 22.04 doesn't have vapostproc/vah264enc
>
> But I tried below and it didn't help. I see same issue of getting stuck
>
> gst-launch-1.0 ximagesrc use-damage=0 show-pointer=false !
> video/x-raw,framerate=30/1 ! queue ! *vaapipostproc* width=1920
> height=1080 ! queue ! *vaapih264enc* dct8x8=true cabac=true
> rate-control=cbr bitrate=1000 keyframe-period=30 max-bframes=1 ! queue !
> flvmux name=mux ! queue ! progressreport ! queue ! rtmpsink sync=false
> async=true location="rtmp://xxxxx" pulsesrc do-timestamp=true
> device="alsa_output.pci-0000_00_1b.0.analog-stereo.monitor" ! queue !
> audioconvert ! queue ! voaacenc bitrate=128000 ! queue ! mux.
>
>
> On Thu, 8 Jun 2023 at 08:27, cfd new <newcfd at yahoo.com> wrote:
>
>
> I guess va-api is replacing vaapi.
> videoconvert ==> vapostproc
> vaapih264enc ==>vah264enc
>
> try it out and good luck.
>
> Joe
> On Thursday, June 8, 2023, 10:46:57 a.m. EDT, tapas .. via gstreamer-devel
> <gstreamer-devel at lists.freedesktop.org> wrote:
>
>
> I can broadcast my desktop to a rtmp server successfully using
>
> ```
> gst-launch-1.0 ximagesrc use-damage=0 show-pointer=false !
> video/x-raw,framerate=30/1 ! videoconvert ! queue ! x264enc ! queue !
> flvmux name=mux ! queue ! progressreport ! queue ! rtmpsink sync=false
> async=true location="rtmp://xxxxxx" pulsesrc do-timestamp=true
> device="alsa_output.pci-0000_00_1b.0.analog-stereo.monitor" ! queue !
> audioconvert ! queue ! voaacenc bitrate=128000 ! queue ! mux.
> ```
>
>
>
> But If I try to do same using hw acceleration vaapi then it does not work
> !!
>
> ```
> gst-launch-1.0 ximagesrc use-damage=0 show-pointer=false !
> video/x-raw,framerate=30/1 ! videoconvert ! queue ! vaapih264enc
> dct8x8=true cabac=true rate-control=cbr bitrate=1000 keyframe-period=30
> max-bframes=1 ! queue ! flvmux name=mux ! queue ! progressreport ! queue !
> rtmpsink sync=false async=true location="rtmp://xxxx" pulsesrc
> do-timestamp=true
> device="alsa_output.pci-0000_00_1b.0.analog-stereo.monitor" ! queue !
> audioconvert ! queue ! voaacenc bitrate=128000 ! queue ! mux.
> ```
>
>
> It is just stuck at below if i use hw acceleration:
>
> > letting pipeline to PAUSED ... Pipeline is live and does not need
> > PREROLL ... Got context from element 'vaapiencodeh264-0':
> > gst.vaapi.Display=context,
> > gst.vaapi.Display=(GstVaapiDisplay)"\(GstVaapiDisplayGLX\)\
> > vaapidisplayglx0"; Pipeline is PREROLLED ... Setting pipeline to
> > PLAYING ... Redistribute latency... New clock: GstPulseSrcClock
>
>
>
>
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