cars, people etc.. vanish and reappear in clips

IAmATeaf
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Re: cars, people etc.. vanish and reappear in clips

Post by IAmATeaf »

TimG wrote:So all of your keyframes are low, but camera 4 is the worst. Which camera showed the truck ?

I also note you don't have sub-streams showing up on any camera.
Agree, the fps to key frame rate needs to be sorted so that it hovers at around 1.
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YrbkMgr
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Re: cars, people etc.. vanish and reappear in clips

Post by YrbkMgr »

fdc wrote: Mon Jan 03, 2022 1:19 pm Well in the process of trying to fix this I changed the combine/cut time from 12hrs (40GB) to 4hrs (40GB) and as a result my 10TB storage now only holds 1 months of recordings instead of just over 2 (so I lost that clip).
You shouldn't have lost them. They should live in the stored folder now. You should get your arms around clips and archiving and retention policies from the Global settings if you haven't already (p110 of help file). Then you should run database maintenance, followed by compact/repair, followed by repair/regenerate (see p 113 - the database and clips list).

My recommendation is to review Blue Iris Onboarding Checklist.

As painful as it is, you have to first make sure things are configured properly first. Your camera window indicates that you should expect problems.

I went through the same rig-a-ma-roll early on. Upgraded from v4 to v5 without even knowing what streaming was. You have to take the dive and it ain't easy. The difference for you is... there are nice folks here that will answer your questions. I started in another forum and was met with stink eye.

Finally, it's worthwhile to know that there are ways to "revert" to a state before you started messing with things. Check out This Post
  • "Whenever I take something apart to fix it and put it back together again, I end up with like six really important looking pieces left over" -Tim Allen
  • If you know what your after, you'll recognize it when you see it.
fdc
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Re: cars, people etc.. vanish and reappear in clips

Post by fdc »

So all of your keyframes are low, but camera 4 is the worst. Which camera showed the truck ?
So to show how little I know about this I assumed lower was better :()
I also note you don't have sub-streams showing up on any camera.
I assume there are no substreams because I unchecked "Record Dual-Streams if available". This issue appeared to have to be pulling data from two places (otherwise how was the empty parking lot/building put where the truck vanished from instead of just an empty area and how did the cat not also vanish) so when I found that setting I though "ah ha ! That is where it's getting the other data from ! (though in hindsight the substream should also have the truck) but I also thought at the time that recording two streams was possibly a strain on the system and I wasn't sure why I would want to record the substream anyway.
fdc
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Re: cars, people etc.. vanish and reappear in clips

Post by fdc »

You shouldn't have lost them.
Well, before I was doing 12hr / 40GB files so 2 files a day for each camera and the files (for camera 4 for example) were each around 15GB in size. After I changed it to 4hrs/40GB there are now 6 files for each camera per day and the 4 hr files are the same size the 6hr files where so now a days worth of data takes 6 times the space it use to.
They should live in the stored folder now.
I don't have the set up, don't have the space for it and it seemed more complex than I needed as I don't need to maintain an archive or anything I just need to be able to go back and see a few weeks, anything more than that is just bonus.
You should get your arms around clips and archiving and retention policies from the Global settings if you haven't already (p110 of help file).
I agree 1000% but time is not something I have a lot of and given the other systems I have to maintain this one is pretty far down the list.

Then you should run database maintenance, followed by compact/repair, followed by repair/regenerate (see p 113 - the database and clips list).
If that can be automated, then I will see if I can't get that going.
My recommendation is to review Blue Iris Onboarding Checklist.
Thank you I will absolutely give that a look.
fdc
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Re: cars, people etc.. vanish and reappear in clips

Post by fdc »

Oh and thanks, I think I have the cameras better configured now:
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YrbkMgr
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Re: cars, people etc.. vanish and reappear in clips

Post by YrbkMgr »

fdc wrote: Sat Jan 08, 2022 8:30 pm I don't have the set up, don't have the space for it and it seemed more complex than I needed as I don't need to maintain an archive or anything I just need to be able to go back and see a few weeks, anything more than that is just bonus.
Alerts, New, and Stored folders are set up by default. If you look at C:\Blue Iris, you'll see
2022-01-08_160857.JPG
2022-01-08_160857.JPG (29.79 KiB) Viewed 3485 times
You should get your arms around clips and archiving and retention policies from the Global settings if you haven't already (p110 of help file).

I agree 1000% but time is not something I have a lot of and given the other systems I have to maintain this one is pretty far down the list.
I get where you're coming from - I've been using BI since 2013 v3 and never really looked under the hood until last July when I upgraded to v5. To me, getting one's arms around BI is kind of like that card game "concentration" we used to play as kids.... "I know I remember seeing it, but I can't remember where..." So... I get it.

Empathy notwithstanding, it's like my dad used to say... when you get to it, you'll solve it.
Then you should run database maintenance, followed by compact/repair, followed by repair/regenerate (see p 113 - the database and clips list).
If that can be automated, then I will see if I can't get that going.
It's not automated. It's a method to manually clean up the database. See the image below
BI Database Maintenance.JPG
BI Database Maintenance.JPG (153.17 KiB) Viewed 3485 times
  • "Whenever I take something apart to fix it and put it back together again, I end up with like six really important looking pieces left over" -Tim Allen
  • If you know what your after, you'll recognize it when you see it.
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YrbkMgr
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Re: cars, people etc.. vanish and reappear in clips

Post by YrbkMgr »

fdc wrote: Sat Jan 08, 2022 9:58 pm Oh and thanks, I think I have the cameras better configured now:
You should really consider enabling sub streams. Look, I can't even spell sub stream and avoided it forever. But after tackling it I have seen a dramatic improvement in everything from CPU utilization to better DS performance. Consider these statements from the help file...
Page 26
Camera streaming code has been revised for performance and efficiency. By moving one step “closer to the metal,” the goal here was to better support multiple high-bandwidth cameras and to prepare for IPV6 connections. With a larger system, you should see modest reductions in CPU demand as well. It’s still possible for the network receive buffer to become overwhelmed if the CPU/GPU cannot keep up with decoding all frames in real-time (when not using the limit decoding feature)—to better handle this we will be adding support for dual-streaming main and sub-streams.

Page 45
If you are using a high-megapixel camera (4MP or higher) with an RTSP stream along with direct-to-disc recording, you may specify a second video stream path. When used, this is called a “sub-stream” and the primary stream is also known as the “main-stream”. Decoding a high-MP video stream may use large amounts or CPU/GPU time and adding a quantity of these cameras may be impossible on most systems. The software will use the main-stream for audio and recording (and playback), but the sub-stream for everything else, including motion detection and web services.

When using a sub-stream (also called dual-streaming), you should also enable direct-to-disc recording to BVR format files via the Video file format and compression button on the Record tab, otherwise only the sub-stream will be recorded. Also by default, both streams are recorded to the BVR file for flexible playback and more efficient timeline playback. You may choose to only record the main-stream using a setting on the Record tab.
Here's an example with sub streams enabled
Camera Status Window Using Sub Streams.JPG
Camera Status Window Using Sub Streams.JPG (90.91 KiB) Viewed 3484 times
In my view, there's a compelling case to use them but it's like my mom used to say "that's why they make 33 flavors of ice cream", so your mileage may vary.
  • "Whenever I take something apart to fix it and put it back together again, I end up with like six really important looking pieces left over" -Tim Allen
  • If you know what your after, you'll recognize it when you see it.
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TimG
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Re: cars, people etc.. vanish and reappear in clips

Post by TimG »

When using a sub-stream (also called dual-streaming), you should also enable direct-to-disc recording to BVR format files via the Video file format and compression button on the Record tab, otherwise only the sub-stream will be recorded.
That's interesting. I'm sure we had somebody query why he was only recording sub-streams :idea:
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YrbkMgr
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Re: cars, people etc.. vanish and reappear in clips

Post by YrbkMgr »

If he's not using sub streams, that's probably why he sees the glitch.
  • "Whenever I take something apart to fix it and put it back together again, I end up with like six really important looking pieces left over" -Tim Allen
  • If you know what your after, you'll recognize it when you see it.
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