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Higher upload internet speed equal less transcoding?


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clarkss12
Posted

This is a problem I run into every NFL season. My son lives in a different state and wishes to watch the Lions football team from my rooftop antenna.

My Comcast cable only supports 11 megabits per second upload which causes the live TV stream to be very low quality on his TV because of transcoding.  When I look at the stats of the live TV stream, it is streaming at less than 3 megabits per second, Don't know if that's normal. Is there a setting where the transcoding still allows 10 megabits per second upload instead of less than three?

Also, AT&t just installed fiber on my street. They advertise different download speeds but they have upload speeds the same as the download speeds.  In other words if I get 300 down I can get 300 up. If that's the case and he watches my live TV stream on his TV several states away Will he get HD on his TV?

Not sure if this is the place to ask this question. And I'm sure it's been answered many times before.

Thanks

 

 

Posted
Quote

Is there a setting where the transcoding still allows 10 megabits per second upload instead of less than three?

Hi, have you taken a look at the in-app quality setting?

  • Solution
seanbuff
Posted
44 minutes ago, clarkss12 said:

Is there a setting where the transcoding still allows 10 megabits per second upload instead of less than three?

Have you asked your son to try and force a higher quality setting during playback?

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Some Emby clients may default to a much lower conservative value due to variables at the start of the streaming session.

If the remote party requests a higher quality setting, the server will re-adjust.

And yes, if you opt for a higher speed plan, you will have more bandwidth to utilize in Emby for outgoing streams. Try the above first and see if you notice a difference.

  • Like 2
Posted

In addition to the posted above you should also set your server's Internet streaming bitrate limit to a value shy of your actual measured upload rate, like 85% or so. You want to leave some headroom for other traffic. If your son exceeds your upload bitrate without a limit on your end he will also have problems.

The answer to your subject question: It depends on your upstream rate, his downstream rate and everything in between. If all can handle the media bitrate then no transcoding is needed unless the client device can't handle the media codecs involved. Then it may transcode anyway.

One more thing. Since this is live TV your son may have to adjust how he watches - doing things like pause the stream or skip back a few times during the game to build a local playback buffer for smoother viewing. The real time nature of live TV makes it more sensitive to latency and delays between server and client.

 

  • Like 1
clarkss12
Posted

Thanks for all of the inputs.  He is using a 70" Roku TV.  I have a Roku box that I will check the available settings.  

  • Thanks 1
clarkss12
Posted

Please mark this issue solved.  For him, logging into my server went without any issues at all.  Pretty straightforward. 

Problem of the bad picture quality due to the bitrate setting has been solved with the suggestions on this thread.

Since I had a Roku box myself, I was able to show him where to change the bit rate settings, so now he is getting HD quality live TV streaming.  

Thank you very much. 

  • Thanks 1

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