H264 stream to SDI

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hokaro
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H264 stream to SDI

Postby hokaro » 17 Mar 2010 19:12

Hello

I am streaming H264 signal to a video server over IP, and I need to deliver SDI output from this video server. So, I need to decode H264 to SDI, I guess... I have searched a lot but I can't seem to find any solution...how can this be done?
Is there any software decoder which can do this decently? or should I have a hardware decoder?

any help is appreciated

regards
Ed

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Re: H264 stream to SDI

Postby Jean-Baptiste Kempf » 17 Mar 2010 20:28

Raw H264 on SDI or do you go through MXF ?
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hokaro
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Re: H264 stream to SDI

Postby hokaro » 18 Mar 2010 02:26

not sure what to reply to your question, but we will encode our raw video in studio, stream it as H264 via Internet to our video server, and then need to decode this H264 to SDI and output this SDI signal to the satellite broadcaster on HotBird...

yuer1108
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Re: H264 stream to SDI

Postby yuer1108 » 20 Mar 2010 15:29

I'm interesting this topic also. I have same question: I know vlc support Dshow for capture SDI (if insert SDI capture card) but how can I output it over SDI?

hokaro
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Re: H264 stream to SDI

Postby hokaro » 21 Mar 2010 01:28

I guess you will need a decoder playout software... I don't think VLC can decode mpeg-2 or H264 for SDI out, or maybe I am wrong?

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Re: H264 stream to SDI

Postby Jean-Baptiste Kempf » 21 Mar 2010 11:59

It can decode and encode. But I don't think it can output through SDI.
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yuer1108
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Re: H264 stream to SDI

Postby yuer1108 » 22 Mar 2010 15:04

some capture card have output SDI interface.
so does VLC support "wirte" date to PCI/PCI-E ?

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Re: H264 stream to SDI

Postby karl_frode » 15 Apr 2010 12:08

I have tested some decklink card on mac where the decklink sdi output acts like a second monitor. If I open up VLC in fullscreen on the second monitor it outputs that to SDI out on the card. But it would of course be better to write directly to the card itself, but this works quite OK.

yuer1108
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Re: H264 stream to SDI

Postby yuer1108 » 10 Nov 2010 08:08

how about Windows's system?
and the "second monitor" picture is same as SDI input,right? can it become different? that's mean "input from A stream & sout and network receive & output to B stream" different stream works in one card, it that OK?


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