gstreamer video over LAN to browser with graphics overlay at broswer
bertd at tplogic.com
Wed Jul 13 12:39:48 PDT 2011
Ok. Here is the sending side.
This is specialized for our strange needs, it may not right right for
I don't have access to receiving side. Maintained by somebody else, and
part of a complicated web app.
But you can invoke VLC directly to catch this video. Just point it at the
Be warned that most routers do not properly handle multicast data.
gst-launch --gst-debug-level=0 -v \
aravissrc name=src1 camera-name="$1" width=1280 height=960
! video/x-raw-gray, width=1280, height=960, pixel-aspect-ratio=1/1 \
! videobox top=386 bottom=386 qos=false \
! videoscale qos=false \
! video/x-raw-gray, width=1920, height=280, pixel-aspect-ratio=1/1 \
! videorate silent=true \
! video/x-raw-gray, framerate=30000/1001 \
! queue max-size-buffers=2 leaky=downstream silent=true \
! ffmpegcolorspace qos=false \
! x264enc profile=high speed-preset=ultrafast tune=0x00000006
byte-stream=true bitrate=15000 \
! mpegtsmux \
! rtpmp2tpay ssrc=0xdeadbeaf timestamp-offset=1 seqnum-offset=1 \
! udpsink host=220.127.116.11 auto-multicast=true port=$2 sync=false
On Wed, Jul 13, 2011 at 1:06 AM, Florian Lier <fl0 at icram.de> wrote:
> Hi Bert,
> 07/13/11 02:37, Bert Douglas wrote:
> Hi All,
> I have gstreamer pipeline now sending out video using multicast RTP,
> (mpeg transport stream containing h264)
> The video is being received and displayed by browsers using the VLC web
> And it works great. I can start and stop server and clients in any order.
> Great resolution, low latency.
> Wow great - can you post the pipelines (server and client) somewhere?
> Would be great!
> Now I want to add a slowly changing graphic overlay on video
> on browser side.
> VLC "owns" its window and I can't do overlay on top of it.
> What is best way to send video to browser, so it is possible to do local
> graphic overlay at browser?
> Bert Douglas
> gstreamer-devel mailing listgstreamer-devel at lists.freedesktop.orghttp://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> S e n d f r o m m y o r d i n a r y l i n u x b o x
> gstreamer-devel mailing list
> gstreamer-devel at lists.freedesktop.org
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