live-devel Digest, Vol 221, Issue 2

[Andy Gee]

I'm speechless. This is more than I could have possibly anticipated.
This obviously resolves my query and is transformative for my workflow.

Thank you very, very much!

Andy Gee



On Wed, 13 Apr 2022 at 03:01, <live-devel-request at us.live555.com> wrote:
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> Today's Topics:
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>    1. Re: Theoretical possibility of accessing substream XML
>       metadata either directly or after teardown of primary stream.
>       (Ross Finlayson)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 12 Apr 2022 09:36:06 -0700
> From: Ross Finlayson <finlayson at live555.com>
> To: LIVE555 Streaming Media - development & use
>         <live-devel at us.live555.com>
> Subject: Re: [Live-devel] Theoretical possibility of accessing
>         substream XML metadata either directly or after teardown of primary
>         stream.
> Message-ID: <0E9A34A1-AD36-45BF-9929-C919B3E6882D at live555.com>
> Content-Type: text/plain;       charset=utf-8
>
>
>
> > On Apr 12, 2022, at 8:45 AM, Andy Gee via live-devel <live-devel at us.live555.com> wrote:
> >
> > Is it possible to request only the VND.ONVIF.METADATA/8000 substream
> > without requesting the video
>
> I have just installed a new version (2022.04.12) of the ?LIVE555 Streaming Media? code that updates the ?openRTSP? application to let you do this.
>
> Now, if you add the ?-L? (upper-case L) option, then ?openRTSP? will request only the ?application? substream (e.g., the metadata stream), and output the resulting data to ?stdout?.  (This is analogous to the existing options ?-a? and ?-v?, which let you receive only the audio track or only the video track, respectively.)
>
> So, you can add the ?-L? option to your ?openRTSP? command line, and then redirect the output to a file, or pipe it to some other application to process the metadata.
>
>
> Ross Finlayson
> Live Networks, Inc.
> http://www.live555.com/
>
>
>
>
>
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> End of live-devel Digest, Vol 221, Issue 2
> ******************************************