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Streaming desktop

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jhb50

DLNA master

Posts: 2843

Joined: Thu Jun 30, 2011 9:32 pm

Post Tue Jan 17, 2012 2:19 am

Re: Streaming desktop

I get a sound glitch with a pixelated picture every few seconds (on the TV).


This is actually good news. I have been looking for confirmation of that!
I trust you are using the VACGD :dshow-adev=virtual-audio-capturer which is the glitch I mentioned in the wiki, that I have been waiting for someone else to get.

Please confirm that. I'm working with the author to fix it. Do you know what your sound driver is? If you right click on your speaker icon in the system tray and open "playback devices" it should show under the Speaker device.

PS: Glad the DVD works!
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Susan-334

Streaming enthusiast

Posts: 35

Joined: Thu Nov 03, 2011 11:46 am

Post Tue Jan 17, 2012 2:49 pm

Re: Streaming desktop

jhb50 wrote:
I get a sound glitch with a pixelated picture every few seconds (on the TV).


This is actually good news. I have been looking for confirmation of that!
I trust you are using the VACGD :dshow-adev=virtual-audio-capturer which is the glitch I mentioned in the wiki, that I have been waiting for someone else to get.

Please confirm that. I'm working with the author to fix it. Do you know what your sound driver is? If you right click on your speaker icon in the system tray and open "playback devices" it should show under the Speaker device.

PS: Glad the DVD works!


Yes, the glitch problem is with virtual-audio-capturer. Just to add... in testing I did a miss-spelling of virtual-audio-capturer. This obviously resulted in no audio, but as a result, I didn't get the pixelating problem with the actual picture on the TV. It seems the audio is messing up the picture with pixelated glitches every few seconds.

Using Line 1 (Virtual Audio Cable) introduces a little stutter but it isn't as bad as virtual-audio-capturer.

The driver is 'Realtek High Definition Audio'.

PS: Thanks for the DVD help!
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jhb50

DLNA master

Posts: 2843

Joined: Thu Jun 30, 2011 9:32 pm

Post Tue Jan 17, 2012 9:29 pm

Re: Streaming desktop

BINGO! My driver is Realtek as well so I think the problem is with it rather than VACGD. Others with different drivers do not have the problem. I'll keep working on a better solution but for now you should use vac which gives me no problems.
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Susan-334

Streaming enthusiast

Posts: 35

Joined: Thu Nov 03, 2011 11:46 am

Post Tue Jan 17, 2012 11:57 pm

Re: Streaming desktop

jhb50 wrote:BINGO! My driver is Realtek as well so I think the problem is with it rather than VACGD. Others with different drivers do not have the problem. I'll keep working on a better solution but for now you should use vac which gives me no problems.


In the Realtek control Panel you can change the bit rate that it works at in and out. I wonder if matching the rates with the .dat will make any difference?
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GuillauG

Serviio newbie

Posts: 4

Joined: Fri Dec 02, 2011 8:19 pm

Post Mon Jan 23, 2012 8:21 pm

Re: Streaming desktop

Hi,
Our need here is to stream the desktop from a single pc to multiple Screen for a quality software showed on like 10x 42inch screen in a plant.

The problem with VLC & Serviio streaming to dlna is the delay... there is a 15-25 seconds delay and we can't work with a delay that long.

When i open directly the stream from a vlc client the delay is about 5 seconds which is acceptable. Is there any way to reduce the delay of Serviio transcoding the stream to dlna?

I tried playing with setting without luck... i need really little fps (3 per second is ok for me). It is a most static screen but when a red light appear it need to appear to everyone quickly.

Any advice for me?

thank you.
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Cerberus

User avatar

DLNA master

Posts: 4114

Joined: Sun Jan 02, 2011 5:20 pm

Location: Reading, UK

Post Mon Jan 23, 2012 8:31 pm

Re: Streaming desktop

GuillauG wrote:Hi,
Our need here is to stream the desktop from a single pc to multiple Screen for a quality software showed on like 10x 42inch screen in a plant.

The problem with VLC & Serviio streaming to dlna is the delay... there is a 15-25 seconds delay and we can't work with a delay that long.

When i open directly the stream from a vlc client the delay is about 5 seconds which is acceptable. Is there any way to reduce the delay of Serviio transcoding the stream to dlna?

I tried playing with setting without luck... i need really little fps (3 per second is ok for me). It is a most static screen but when a red light appear it need to appear to everyone quickly.

Any advice for me?

thank you.


nope the delay is the drawback of doing it this way your better off with a video splitter device for what you want to do.

http://www.42u.com/video-splitters.htm
Phil Bennett
Beta Tester Group
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jhb50

DLNA master

Posts: 2843

Joined: Thu Jun 30, 2011 9:32 pm

Post Mon Jan 23, 2012 10:10 pm

Re: Streaming desktop

I tried playing with setting without luck... i need really little fps (3 per second is ok for me).


Perhaps it depends on your PC, but as I said in my wiki entry, I get 3-5 seconds delay at the TV. Be sure you are not using large buffers which obviously will increase the delay. I am now using :dshow-caching=2000 without problems.
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