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Bitrate too low
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Raf_IZ0QWM
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Hello everyone and DJI,
I tried to compare two videos recorded with the DJI AIR 3 and with the DJI AIR 3S just bought.
I noticed a strange thing that I hope will be clarified:

The videos of the AIR 3S have a different bitrate than the one declared in the technical specifications, and that is in HLG and D-Log m at 60fps they do not exceed 90Mb/s
In normal mode, they even drop to 60 Mb/s.

If, however, you record at 30fps, the Mb/s do not go above 75Mb/s in HLG and D-Log m

I thank anyone who can confirm or deny this issue.

AIR3 vs AIR3s bitrate

AIR3 vs AIR3s bitrate


10-16 05:51
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DJI Thor
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Hi there, thank you for your feedback. You could refer to the reply via the following link, thanks.
https://forum.dji.com/forum.php? ... 589&pid=3445619
10-16 07:31
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Droningalex Alex B.
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The bitrate doesn't really matter on this drone as it shows, as the overall image is much better on the Air3S.
10-16 11:39
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Cine_Dude
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Bitrate does matter...if it was left at 150 Mb/sec it would be EVEN BETTER than it is now.

I understand what DJI are saying about the image processing being improved and so they dropped the bitrate slightly, but an option at least to use 150 Mb/sec if we want to should be added. I don't care if I'm waiting another 10 minutes for a video to transfer - I already have very fast cards and IO to handle it on my other drones. The file transfer time argument is pretty weak as I have never seen anyone needing to save 5 minutes.
10-16 11:52
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Droningalex Alex B.
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Cine_Dude Posted at 10-16 11:52
Bitrate does matter...if it was left at 150 Mb/sec it would be EVEN BETTER than it is now.

I understand what DJI are saying about the image processing being improved and so they dropped the bitrate slightly, but an option at least to use 150 Mb/sec if we want to should be added. I don't care if I'm waiting another 10 minutes for a video to transfer - I already have very fast cards and IO to handle it on my other drones. The file transfer time argument is pretty weak as I have never seen anyone needing to save 5 minutes.
doesnt matter much as the image is already comparable and in some cases even better than the mavic 3 pro.
its already good enough and 20mb of bitrate wont do much difference if any at all in this particular case.
10-16 11:57
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illidan2000
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Cine_Dude Posted at 10-16 11:52
Bitrate does matter...if it was left at 150 Mb/sec it would be EVEN BETTER than it is now.

I understand what DJI are saying about the image processing being improved and so they dropped the bitrate slightly, but an option at least to use 150 Mb/sec if we want to should be added. I don't care if I'm waiting another 10 minutes for a video to transfer - I already have very fast cards and IO to handle it on my other drones. The file transfer time argument is pretty weak as I have never seen anyone needing to save 5 minutes.

I totally agree. 150mbps is the minimum for a good quality a and for post production clip
10-16 13:28
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illidan2000
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Droningalex Alex B. Posted at 10-16 11:57
doesnt matter much as the image is already comparable and in some cases even better than the mavic 3 pro.
its already good enough and 20mb of bitrate wont do much difference if any at all in this particular case.

The bitrate Is the half of my mini 4 pro
10-16 13:29
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Hallmark007
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illidan2000 Posted at 10-16 13:29
The bitrate Is the half of my mini 4 pro

That won’t matter if the video and image is better than your mini 4. The specs say bitrate at 130 and how this is achieved is the question that needs to be answered.
10-16 15:33
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Hallmark007
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At 16.9 are you using the full sensor I’m not so sure? Also specs say 130 Mb/s , not sure if using the full sensor matters, I know resolution does. Will have mine on Friday I will check it out.
10-16 15:46
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Mobilehomer
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What Micro SD card are you using? That could be the bottleneck.
10-16 16:15
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illidan2000
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Hallmark007 Posted at 10-16 15:33
That won’t matter if the video and image is better than your mini 4. The specs say bitrate at 130 and how this is achieved is the question that needs to be answered.

I saw some strange behaviours on videos, like a lot of moiré and clipping on highlights. Maybe on a smartphone you will not notice anything but.... in post production, a low bitrate file is almost useless
10-17 01:24
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Hallmark007
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illidan2000 Posted at 10-17 01:24
I saw some strange behaviours on videos, like a lot of moiré and clipping on highlights. Maybe on a smartphone you will not notice anything but.... in post production, a low bitrate file is almost useless

I understand what bitrate is, I think if it was useless wed know by now. But I am prepared to wait until mine arrives see what it brings.
The same is being said about the action 5 but I have one and it is not hugely affected by a slightly lower bitrate.
10-17 01:55
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illidan2000
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Hallmark007 Posted at 10-17 01:55
I understand what bitrate is, I think if it was useless wed know by now. But I am prepared to wait until mine arrives see what it brings.
The same is being said about the action 5 but I have one and it is not hugely affected by a slightly lower bitrate.

I understand that this will not affect a clip taken in good light. But if you make post production on a HLG at sunrise/sunset you can easily notice artifacts
10-17 02:03
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Avoletta1977
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Hallmark007 Posted at 10-17 01:55
I understand what bitrate is, I think if it was useless wed know by now. But I am prepared to wait until mine arrives see what it brings.
The same is being said about the action 5 but I have one and it is not hugely affected by a slightly lower bitrate.

It is not 'slightly' low... it's 50% less than what it shall be and in line with a DJI NEO.
10-17 04:56
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Hallmark007
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Avoletta1977 Posted at 10-17 04:56
It is not 'slightly' low... it's 50% less than what it shall be and in line with a DJI NEO.

I’m always amazed at those who deliberately pose their own facts on everything. The max bitrate is 130, the max on an Neo is 75 , thats not the same its not even close .
10-17 06:09
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Avoletta1977
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Hallmark007 Posted at 10-17 06:09
I’m always amazed at those who deliberately pose their own facts on everything. The max bitrate is 130, the max on an Neo is 75 , thats not the same its not even close .

I'm stating facts from real testing, what about you?

DJI NEO h265 4k @30fps = 51Mbps
Air3s h265 10bit 4k @ 30fps = 63Mbps

Considering the color depth difference, the actual bitrate of the Air3s can be considered even LOWER than the NEO...
10-17 06:33
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Hallmark007
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Avoletta1977 Posted at 10-17 06:33
I'm stating facts from real testing, what about you?

DJI NEO h265 4k @30fps = 51Mbps

Ok so you have tested and seen the sh1t results I must have got that wrong, I’ll wait to see what mine delivers when I receive it tomorrow.
Maybe you’ll post a video or even a video of your mini pro4 so we can compare, otherwise it seems like you’re trolling.
He's managed this with a very low bitrate so and considering uploading to you tube and again here the bit rate is most likely less than 50 what do you think.

10-17 07:05
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Avoletta1977
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Hallmark007 Posted at 10-17 07:05
Ok so you have tested and seen the sh1t results I must have got that wrong, I’ll wait to see what mine delivers when I receive it tomorrow.
Maybe you’ll post a video or even a video of your mini pro4 so we can compare, otherwise it seems like you’re trolling.
He's managed this with a very low bitrate so and considering uploading to you tube and again here the bit rate is most likely less than 50 what do you think.

You are probably confused about the reason of the topic.

No one is denying the Air3s is capable of great videos...
As the Mini4 is
As the Air3 is

I can post here videos shot on a mini3 that will result as amazing as the one you linked (editing is doing wonders with AI and composition is much more important than the instrument used).

This is not the point...

I'm just exposing (like the OP) a technical limitation that is crippling the new drone respect to what it COULD be.

It's fantastic, no doubt, but it's not matching specifications and could have been significantly better.

This is not relevant for you... perfect, but it can be a blocking point for other users so it's worth remarking it.
10-17 07:34
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Hallmark007
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Avoletta1977 Posted at 10-17 07:34
You are probably confused about the reason of the topic.

No one is denying the Air3s is capable of great videos...

Nah if it’s not up to your standard move on. Remarking on something is fine but commenting that the drone is crippled is a bit over the top, But yeah post the videos I’d still like to know what I’m comparing to.
You say it’s crippling the drone I didn’t notice that in the video above. I can tell you many will complain that the drone won’t give them the kind of footage above but more will see what can be achieved using the drone.

I know what is relevant to me I have been using dji drones and cameras for 10 years now professionally and as a hobby and if I thought that this was not going to be what its advertised Ill return it but haven’t returned one yet.
10-17 07:49
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Droningalex Alex B.
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illidan2000 Posted at 10-16 13:29
The bitrate Is the half of my mini 4 pro

And somehow the quality of photos and videos is better on the Air3S, must be magic
10-17 19:12
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Cine_Dude
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Hallmark007 Posted at 10-17 01:55
I understand what bitrate is, I think if it was useless wed know by now. But I am prepared to wait until mine arrives see what it brings.
The same is being said about the action 5 but I have one and it is not hugely affected by a slightly lower bitrate.

Plenty of people think the video quality is lower, and you cna see it quite easily in YT vids. That argument is moot as DJI listened, and have released a firmware update that increases the bitrate. Quality is now being reported to be as good or better than the Action 4 (which is where it should have been at release).

We can only hope the Air 3S seems the same kind of update, and sorts this matter.

Part of the issue with the Air 3S is that it may be *great*, but the reduced bitrate means it could be EVEN BETTER. That is the problem, on top of the fact that there ARE demonstrable areas where the bitrate is creating issues.

Some people on this forum have been posting raw examples from their drones, or drones of others (people on YT have been posting raw videos in the description) which I have downloaded, and I too can see the artifacts of which they speak, and they are not minor but rather obvious issues.

10-17 19:19
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Avoletta1977
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Cine_Dude Posted at 10-17 19:19
Plenty of people think the video quality is lower, and you cna see it quite easily in YT vids. That argument is moot as DJI listened, and have released a firmware update that increases the bitrate. Quality is now being reported to be as good or better than the Action 4 (which is where it should have been at release).

We can only hope the Air 3S seems the same kind of update, and sorts this matter.

Perfect summary.

And the improvement on the action has been done only because people like us complained (with undeniable arguments) about the problem.

Denying a technical issue just because ‘it’s good enough’ is the perfect way to receive unoptimized, cheaper products at higher price…
10-17 21:36
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Bigplumbs
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Here we go again the Pixel peepers and Nurds come on to try and dis an excellent drone and depress people. Look at the overall for goodness sake and stop banging on about numbers you don’t probably understand
10-17 21:57
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Hallmark007
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Cine_Dude Posted at 10-17 19:19
Plenty of people think the video quality is lower, and you cna see it quite easily in YT vids. That argument is moot as DJI listened, and have released a firmware update that increases the bitrate. Quality is now being reported to be as good or better than the Action 4 (which is where it should have been at release).

We can only hope the Air 3S seems the same kind of update, and sorts this matter.

I’m not sure wher you are coming from. I have been flying dji drones now for 10 years and using their cameras for as long both as a hobby and professionally. I also use many other cameras . Tech and cameras have moved on from buying one and expecting it to work perfectly out of the box in fact many demand that cameras receive updates over periods of time. DJI sold the A5 under a certain bitrate and they were always going to fulfill that just as they will with air3s , if you think improvements come because people complain about getting what was advertised you’d be wrong. Ive never known dji to add anything to drones or cameras because people complain never, but I have always known them to fulfill what they advertised the specs to be. I mean the longest request for something to be added to a drone SDK for mavic 3/pro hundreds asking demanding and zilch so that power of the people you think you have with a private company is not what you think you have. DJI did no more than than fulfill what they advertised products to be and I have never known them to release a product that was 100% out of the box.
10-18 00:26
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Hallmark007 Posted at 10-18 00:26
I’m not sure wher you are coming from. I have been flying dji drones now for 10 years and using their cameras for as long both as a hobby and professionally. I also use many other cameras . Tech and cameras have moved on from buying one and expecting it to work perfectly out of the box in fact many demand that cameras receive updates over periods of time. DJI sold the A5 under a certain bitrate and they were always going to fulfill that just as they will with air3s , if you think improvements come because people complain about getting what was advertised you’d be wrong. Ive never known dji to add anything to drones or cameras because people complain never, but I have always known them to fulfill what they advertised the specs to be. I mean the longest request for something to be added to a drone SDK for mavic 3/pro hundreds asking demanding and zilch so that power of the people you think you have with a private company is not what you think you have. DJI did no more than than fulfill what they advertised products to be and I have never known them to release a product that was 100% out of the box.

I confirm....Hallmark's best videos are usually made in graveyards, as dead people don't pixel peep or even question the quality of hi's creations ))))
In rest, same trolling about how good he is and how bad the people who rise questions are !

You would be a perfect dictator, Hallmark ))))))
10-18 00:40
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Burt37
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Bigplumbs Posted at 10-17 21:57
Here we go again the Pixel peepers and Nurds come on to try and dis an excellent drone and depress people. Look at the overall for goodness sake and stop banging on about numbers you don’t probably understand

This thread it is not about pixel, but bitrate...

Who was it, that doesn't understand the numbers??

Classic...
10-18 00:55
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Burt37
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Geo_Drone Posted at 10-18 00:40
I confirm....Hallmark's best videos are usually made in graveyards, as dead people don't pixel peep or even question the quality of hi's creations ))))
In rest, same trolling about how good he is and how bad the people who rise questions are !

He has been a professional Sexton for the past 10 years.... apparently...
10-18 01:16
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Hallmark007
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Geo_Drone Posted at 10-18 00:40
I confirm....Hallmark's best videos are usually made in graveyards, as dead people don't pixel peep or even question the quality of hi's creations ))))
In rest, same trolling about how good he is and how bad the people who rise questions are !

You forget ive already seen you videos and they wouldn’t get into the graveyard, but that aside you rubbished one of the best 1’ sensors out there and thats a fact.
10-18 01:39
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Hallmark007
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Burt37 Posted at 10-18 00:55
This thread it is not about pixel, but bitrate...

Who was it, that doesn't understand the numbers??

And how do you view the effects of bitrate ?
10-18 01:39
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Burt37
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Hallmark007 Posted at 10-18 01:39
And how do you view the effects of bitrate ?

I thought you were a professional....

One is related to the resolution, while the bitrate is the processing speed...
10-18 01:47
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Geo_Drone
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Burt37 Posted at 10-18 01:47
I thought you were a professional....

One is related to the resolution, while the bitrate is the processing speed...

Professional ???? Who? Hallmark ? )))))))))))))))))))))))))))
He says on other post that AUTO is the reason for Moire and excessive blur and Manual mode will correct it ....Come on... ))))
10-18 02:19
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Hallmark007
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Burt37 Posted at 10-18 01:47
I thought you were a professional....

One is related to the resolution, while the bitrate is the processing speed...

Yes I know this, but how are you going to know except by looking at the detail in the picture/video that the correct bitrate is correct. Your very quick to comment but very slow to know what’s going on.
10-18 02:19
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Burt37
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Hallmark007 Posted at 10-18 02:19
Yes I know this, but how are you going to know except by looking at the detail in the picture/video that the correct bitrate is correct. Your very quick to comment but very slow to know what’s going on.

Why are you derailing every single thread you are posting on...

You are asking silly questions and then reply that you already knew that...

And as far as knowing what's going on, you shouldn't really talk...

Like I said before, you are cute, but you smell!
10-18 02:23
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Burt37
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Geo_Drone Posted at 10-18 02:19
Professional ???? Who? Hallmark ? )))))))))))))))))))))))))))
He says on other post that AUTO is the reason for Moire and excessive blur and Manual mode will correct it ....Come on... ))))

Frankly, I don't even know why we bother... He's not here to enjoy himself....

He did the same thing here yesterday...

https://forum.dji.com/forum.php? ... 673&pid=3446407

and when I showed him the phone specs, and the fact that once again, he wasn't correct in his assumption, he changed conversation

https://forum.dji.com/forum.php? ... 673&pid=3446423

10-18 02:27
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Hallmark007
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Burt37 Posted at 10-18 02:23
Why are you derailing every single thread you are posting on...

You are asking silly questions and then reply that you already knew that...

Might be time for you to go troll someone else, its what you tend to do on this forum , too many Cling-ons on here.
10-18 02:27
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Burt37
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Hallmark007 Posted at 10-18 02:27
Might be time for you to go troll someone else, its what you tend to do on this forum , too many Cling-ons on here.

I think it is time for you to follow your own advice...
10-18 02:34
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Bigplumbs
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Burt37 Posted at 10-18 00:55
This thread it is not about pixel, but bitrate...

Who was it, that doesn't understand the numbers??

And you are so foolish that you don't understand the Principal of what I said
10-18 12:06
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Burt37
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Bigplumbs Posted at 10-18 12:06
And you are so foolish that you don't understand the Principal of what I said

You see that little hand of yours?

It has one finger pointing at me and four pointing back at you...
10-18 14:50
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Cine_Dude
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Here is another video showing the effect of reduced bitrate on image quality. Look to the right, and also above the track at the roofs. As the drone moves to the left and rotates the view, notice the very visible color banding occurring on the roofs of the buildings.



10-18 17:45
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Bigplumbs
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Avoletta1977 Posted at 10-17 07:34
You are probably confused about the reason of the topic.

No one is denying the Air3s is capable of great videos...

Have you even got an Air 3s. If not I think the expression is put up or shut up
10-18 21:29
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