Contributor
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540 Messages
video delay
Something happened recently that is causing a significant delay in the video returning after fast forward or skip forward/back. The audio starts playing (at the new point in time) almost immediately, but there is a 2-3 second delay (where the video is frozen and a static image from before the skip is displayed), before it starts playing the video at the new "time". It's an extremely annoying development/bug.
Is this a horrifying change that is affecting everyone, or maybe just an issue with my box?
Rustyben
Expert
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24.6K Messages
3 years ago
Are you watching live or recordings on that box when it happens? do you have an 'in-home' DVR or more than one set top box?
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tctc
Contributor
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540 Messages
3 years ago
Happens with both live and DVR recordings, we have a DVR and 4 other boxes. We've had this same set up for years. I don't know exactly which update this happened with, I think at first I noticed it, but thought things were just slow that day or with that recording. Then football/volleyball season and I started watching where I use the skip forward more often and I noticed for sure that it happens every time you go forward, back, or change channels. The channel change is a little less noticeable since there is already a long delay, but it's still sound first with a frozen picture before video starts.
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AvidJeeper
New Poster
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8 Messages
3 years ago
tctc, if thy find a fix, can you let me know? This is bugging the [Edit: language] out of me! TY
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edsaurus
Visitor
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7 Messages
3 years ago
Me too, even worse. While watching "live" TV when pressing pause, ff, rewind there is often (close to 50% of the time) 5 second or longer delay before there is a response. Pressing play when paused, same thing happens. Going to the guide will take 10 seconds or longer before it starts to populate and then take just as long to complete populating plus another few seconds for the details on the highlighted entry to appear. Paging up and down causes the same issues as does looking at the recording lists, etc. Multiple times I've received a message that something went wrong and twice messages on the TV saying there was no internet! Seems like the IP network supporting services is having significant issues.
Also when playing back a recording not only does all of the above happen, but there are continuous stutters, freezes, and occasionally loss of sound. Sometimes the screen will suddenly go black for a few seconds before resuming or it will spontaneously drop back into live TV. Playing back something recorded in HD is even worse and you can see the resolution of the image shifting back and forth. Today it took an hour and half to watch 55 minutes worth of an HD recording (we're stubborn and let it run to see what would happen).
Power cycling of the box doesn't help and just in case in two instances I shut down 100% of our network to see if that would have an effect - it didn't. It clearly looks like there are massive latency and throughput issues on the command and control links for the tv service.
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Rustyben
Expert
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24.6K Messages
3 years ago
commands sent from your remote go to the set top box, and get 'sent' to comcast's servers-in-the-cloud that then react and tell the box what to do. The delay you describe are classic symptoms of bad/wrong splitters and the return signal is having problems reaching the servers. you can prove this using the xfinity TV Remote app, setting it to that particular set top box and selecting the control icon and use the app as a remote. you will notice the proper rapid response using the remote that you should experience in the home.
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user_7216d9
Visitor
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3 Messages
2 years ago
This happens to mine as well - more annoyed during football season. I’m not sure it’s this remote thing since the seek/skip commands work immediately and the audio does resume immediately as well. It’s the video resume lag that is the problem. Using remote app has same issue. I assumed Xfinity changed something in their compression or video processing that introduced this quirk. Really wish an actual Xfinity engineer could look at this… or even be alerted of the issue.
Im curious that OP says rebooting the modem solves it for them- this isn’t the case for me.
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user_7216d9
Visitor
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3 Messages
2 years ago
Ya mine is very consistent- I’ve never NOT seen the behavior since it started.
what signal chain and brand of TV are you all running? I’m wondering if the image scaler up to 4k is involved. I’m running through a Denon receiver and to a 4k LG tv. I set the X1 to only display standard HD and then restarted to see if that changes anything. I’ll report back any findings
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