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Dji Air3s bitrate issue
9097 516 10-16 05:34
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illidan2000
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Hi,
I think anyone of you knows the lack of bitrate of DJI Air3S clips in all modes (Normal = 60mbps, hlg-dlogm = 75Mbps @30fps, 90mbps @60fps).
Hi think that it has not the promised quality or what it could be if it had a good bitrate

And indeed there is also a not really true info into the specifications of the drone! Where are the 130Mbps promised? (that are few, but still good)

Is dji aware of this ? Will be ever solved?



10-16 05:34
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Raf_IZ0QWM
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Hi,
I just opened a post regarding the same problem.

10-16 05:55
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DJI Thor
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HI there, we understand your concern. The DJI Air 3S utilizes the latest encoding algorithm, which optimizes the bitrate by over 30% while maintaining superior video quality. This allows users to save more storage space without compromising on the visual experience.It will not cause any loss in adaptive video quality.
10-16 07:31
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illidan2000
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DJI Thor Posted at 10-16 07:31
HI there, we understand your concern. The DJI Air 3S utilizes the latest encoding algorithm, which optimizes the bitrate by over 30% while maintaining superior video quality. This allows users to save more storage space without compromising on the visual experience.It will not cause any loss in adaptive video quality.

I see this loss in videos. The codec Is the h265.
I doubt dji could modify the codec. Every video editor tool could not understand this compression
10-16 08:02
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illidan2000 Posted at 10-16 08:02
I see this loss in videos. The codec Is the h265.
I doubt dji could modify the codec. Every video editor tool could not understand this compression
Actually I didn't see any difference and overall the image is much better on the Air3S
10-16 11:37
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DJI Thor
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illidan2000 Posted at 10-16 08:02
I see this loss in videos. The codec Is the h265.
I doubt dji could modify the codec. Every video editor tool could not understand this compression

Thank you for reaching out. Have you found any clear differences between the videos? If you have, could you please send us the relevant footage for comparison? This will help us assist you further. Thank you.
10-16 22:13
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Geo_Drone
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Usually quality is reduced if Mbps is reduced, no matter what DJI says, the H265 codec CANNOT be manipulated by DJI as will not be compatible anymore...so is a reduced quality for sure in order to be lowered the CPU loading....
Now, to see or not to see this quality reduced is another question....but DJI, do not tell us that you have remastered the H265 for better compression as this is pure BS.

My personal opinion is that the drone is still in optimization process....also remember that the "new 1" sensor" is in fact a QB sensor helped by the 1.8 AP for light, if you put this sensor in a standard photo camera you are toasted as is having a lot of issues when you want to use the 50MPx (chroma key is fuked).
10-17 00:04
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illidan2000
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DJI Thor Posted at 10-16 22:13
Thank you for reaching out. Have you found any clear differences between the videos? If you have, could you please send us the relevant footage for comparison? This will help us assist you further. Thank you.


https://cdn.djivideos.com/video_ ... f-8498-28974e438b4a

please note the moiré and the gray that is scrolling upon that ceiling

10-17 01:17
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illidan2000
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Geo_Drone Posted at 10-17 00:04
Usually quality is reduced if Mbps is reduced, no matter what DJI says, the H265 codec CANNOT be manipulated by DJI as will not be compatible anymore...so is a reduced quality for sure in order to be lowered the CPU loading....
Now, to see or not to see this quality reduced is another question....but DJI, do not tell us that you have remastered the H265 for better compression as this is pure BS.  

I agree.... this is not the only issue. I will post something about the raw photos also
10-17 01:18
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Ian in London
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Geo_Drone Posted at 10-17 00:04
Usually quality is reduced if Mbps is reduced, no matter what DJI says, the H265 codec CANNOT be manipulated by DJI as will not be compatible anymore...so is a reduced quality for sure in order to be lowered the CPU loading....
Now, to see or not to see this quality reduced is another question....but DJI, do not tell us that you have remastered the H265 for better compression as this is pure BS.  

Where do you get the information that the 1" primary sensor is lower resolution, using Quad Bayer?  DJI confirmed to me directly that it's a genuine 50 MP sensor, so I would like to see where you got that info from as it's pretty relevant to say the least....
10-17 01:25
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Ian in London Posted at 10-17 01:25
Where do you get the information that the 1" primary sensor is lower resolution, using Quad Bayer?  DJI confirmed to me directly that it's a genuine 50 MP sensor, so I would like to see where you got that info from as it's pretty relevant to say the least....

Are you saying that DJI told you that the 1"sensor is a native 50MP?

Maybe I got it all wrong, but I thought it was a 12MP and the idea behind that was to have same size sensor but with  larger size pixel to speed up image processing speed...

https://www.dji.com/au/air-3s/specs

As far as I know, Sony does not make a 1' sensor at 12mp, but it does make the 1' with 20mp like the old Air2S, so I presume this new 1"sensors should be a QB to give you 50mp...
10-17 01:55
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Hallmark007
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Ian in London Posted at 10-17 01:25
Where do you get the information that the 1" primary sensor is lower resolution, using Quad Bayer?  DJI confirmed to me directly that it's a genuine 50 MP sensor, so I would like to see where you got that info from as it's pretty relevant to say the least....

It is a 12mp on the main sensor, at 12mp you should get more light on the sensor when videoing and photographing, they are just bigger pixels than you normally get on a 20mp 1’” sensor. The 50mp is just split pixels on a quad bayer from this you should get more detail recorded in photos.

There are no 1” 50mp sensors that are not QB but there are plenty that are QB.
10-17 02:03
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Ian in London
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Hallmark007 Posted at 10-17 02:03
It is a 12mp on the main sensor, at 12mp you should get more light on the sensor when videoing and photographing, they are just bigger pixels than you normally get on a 20mp 1’” sensor. The 50mp is just split pixels on a quad bayer from this you should get more detail recorded in photos.

There are no 1” 50mp sensors that are not QB but there are plenty that are QB.

When I asked DJI if it was Genuine 50 MP sensor, or 'effective 50 MP using quad bayer', they came back stating it was Genuine 50 Mp that can also be used as a 12 Mp sensor.

So I'm kind of left wondering what's right
10-17 02:08
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Hallmark007
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illidan2000 Posted at 10-17 01:17
https://cdn.djivideos.com/video_play/119e26aa-19b5-4bff-8498-28974e438b4a
https://cdn.djivideos.com/video_play/119e26aa-19b5-4bff-8498-28974e438b4a

If you honestly took this photo and it resulted in what we see here then you have real problems , but I’m thinking it’s a ridiculous screengrab that tells you nothing and is pointless posting. I’m certain someone can come along and show something that will not look anything like that.

Also all you see on your link is a bigger photo of the same screengrab.
10-17 02:11
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illidan2000
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Hallmark007 Posted at 10-17 02:11
If you honestly took this photo and it resulted in what we see here then you have real problems , but I’m thinking it’s a ridiculous screengrab that tells you nothing and is pointless posting. I’m certain someone can come along and show something that will not look anything like that.

Also all you see on your link is a bigger photo of the same screengrab.

this is the full original video

https://drive.google.com/file/d/ ... Pz600M8i-X88KX/view
10-17 02:14
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Hallmark007
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Ian in London Posted at 10-17 02:08
When I asked DJI if it was Genuine 50 MP sensor, or 'effective 50 MP using quad bayer', they came back stating it was Genuine 50 Mp that can also be used as a 12 Mp sensor.

So I'm kind of left wondering what's right

If you divide MP on a sensor of a 1” sensor you will be left with 50 very small MP,  on a medium format 50mp  sensor they are much bigger MP, so much more effective. But many Fuji and Sony apsc and full frame use Bayer sensors, they are just a way of capturing a different pattern of color pixels. In Sony or Fuji cameras they are not seen as anything except genuine MP sensors and neither should they be seen as anything else on the sensor in the Air3s. Pixels don’t have a defined size they are all pixels and designed to create more details and manage colour .

What they told you is right it is 50mp but we know that it is a 1" sensor so logic tells us they are just smaller than what will be on bigger 50mp sensors so will not be the same in quality. But I'm simply amazed at what can be produced from a sensor this size and the quality is exceptional.

My guess is this sensor is a variation of the 1" sensor on the pocket 3 which is an excellent sensor and its made in house by dji.
10-17 02:25
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Hallmark007
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illidan2000 Posted at 10-17 02:14
this is the full original video

https://drive.google.com/file/d/1yEm7qFJEYhI1i6VYrGPz600M8i-X88KX/view

Link doesn’t seem to be working for me.
10-17 02:28
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Burt37
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Apparently, you can't fit 50mp on a 1' sensor, yet..

https://www.ephotozine.com/artic ... ize-explained-29652

Using 12mp was a good idea in this case, while retaining the large 1' sensor...
10-17 02:45
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Avoletta1977
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Hallmark007 Posted at 10-17 02:28
Link doesn’t seem to be working for me.

The video from the link can be perfectly downloaded and shows undoubtedly issue related to bad video processing.

DJI shall stop with the nonsense of 'better compression algorithm' as at the moment the image processing unit of the AIR3s is not even able to manage videos in 4k with h264 encoding (requiring  higher data bandwidth).

Reality is they are using a low quality setting for h265 as the unit is struggling with anything higher than 90Mbps.

Luckily the overall appearance of the videos is saved by the great Sony sensor used, but it could be much better by removing that forced limitation (at the moment the bitrate is comparable to a NEO...).

Saving data size is just a silly statement as none of the customer of such kind of expensive drones can have similar concerns: a 512GB SD card is below 80$ and can record more than 10h of videos at 100Mbps...
10-17 04:42
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Hallmark007
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Avoletta1977 Posted at 10-17 04:42
The video from the link can be perfectly downloaded and shows undoubtedly issue related to bad video processing.

DJI shall stop with the nonsense of 'better compression algorithm' as at the moment the image processing unit of the AIR3s is not even able to manage videos in 4k with h264 encoding (requiring  higher data bandwidth).

You have no clue it’s a Sony sensor it’s more likely their own sensor .
Footage I’ve seen so far is fine and an improvement on Air3
Listed bitrate is 130, if you didn’t see it and you’re not happy I’m sure they’ll reimburse you. The bitrate is not on a par with a neo thats just rubbish, but hey be done with it , if I was that unhappy I wouldn’t be on here whining . Judging by your avatar you have no activated drones so it difficult to know where you’re coming from. This place is littered with trolls.


Saving data, who mentioned saving data .
10-17 06:25
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Hallmark007
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Burt37 Posted at 10-17 02:45
Apparently, you can't fit 50mp on a 1' sensor, yet..

https://www.ephotozine.com/article/camera-image-sensor-pixel-size-explained-29652

8 year old article if only time stood still forever
10-17 06:27
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Avoletta1977
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Hallmark007 Posted at 10-17 06:25
You have no clue it’s a Sony sensor it’s more likely their own sensor .
Footage I’ve seen so far is fine and an improvement on Air3
Listed bitrate is 130, if you didn’t see it and you’re not happy I’m sure they’ll reimburse you. The bitrate is not on a par with a neo thats just rubbish, but hey be done with it , if I was that unhappy I wouldn’t be on here whining . Judging by your avatar you have no activated drones so it difficult to know where you’re coming from. This place is littered with trolls.

I don't know why my drones are not appearing here, but I own (all since day one of availability):
- Air3
- Mini4pro
- NEO

In the past I owned FIMI X8 mini, Mini3, Mini3 pro, Mini2 SE and tested every other DJI drone in the last 3 years excluding Mavic3 pro (and above).
So, no, not a troll.

Just a potential customer of the Air3s waiting for fixes based on bad experiences of other REAL customers...
10-17 06:43
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Hallmark007
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Avoletta1977 Posted at 10-17 06:43
I don't know why my drones are not appearing here, but I own (all since day one of availability):
- Air3
- Mini4pro

So you don’t have on yet you’re criticizing it on the basis of a photo above or a video that shows very little .
I’ll wait until I use it before I knock it. But one thing I can tell you I have read as many complaints on release of almost every dji drone but not one has failed to deliver yet.
For me I expect to get what’s advertised thats about it.
10-17 07:00
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Avoletta1977
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Hallmark007 Posted at 10-17 07:00
So you don’t have on yet you’re criticizing it on the basis of a photo above or a video that shows very little .
I’ll wait until I use it before I knock it. But one thing I can tell you I have read as many complaints on release of almost every dji drone but not one has failed to deliver yet.
For me I expect to get what’s advertised thats about it.


And the reason I don't have it is because it's not realizing what it is advertised, not even close...

I know DJI has (most of the time...) achieved with incremental updates the declared specifications, but what concerns me in this specific case is they are justifying the low bitrate with explanations unacceptable from technical point of view, in fact denying the existence of the issue and translating it into a deliberate choice.

10-17 07:13
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Hallmark007
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Avoletta1977 Posted at 10-17 07:13
And the reason I don't have it is because it's not realizing what it is advertised, not even close...

I know DJI has (most of the time...) achieved with incremental updates the declared specifications, but what concerns me in this specific case is they are justifying the low bitrate with explanations unacceptable from technical point of view, in fact denying the existence of the issue and translating it into a deliberate choice.

I don’t see where dji have tried to justify anything. They have just updated the action5 which includes adaptable bitrate increase so you change bitrate to whatever suits what you’re doing. I’m 100% that bitrate will be fine and as advertised but it seems to be the buzzword these days even though 90% of what’s uploaded to social media is below 50 mb/s .
10-17 07:31
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Ian in London Posted at 10-17 01:25
Where do you get the information that the 1" primary sensor is lower resolution, using Quad Bayer?  DJI confirmed to me directly that it's a genuine 50 MP sensor, so I would like to see where you got that info from as it's pretty relevant to say the least....

Both of the cameras are 12mp with the goofy 50 mp setting on primary camera,and 48mp
on the 70mm.It is plainly listed in the full specs on it.
10-17 07:33
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Freetime Posted at 10-17 07:33
Both of the cameras are 12mp with the goofy 50 mp setting on primary camera,and 48mp
on the 70mm.It is plainly listed in the full specs on it.

And if it was a real 50mp sensor why would they have a setting in the app. to enable that setting?
10-17 07:35
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Avoletta1977
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Hallmark007 Posted at 10-17 07:31
I don’t see where dji have tried to justify anything. They have just updated the action5 which includes adaptable bitrate increase so you change bitrate to whatever suits what you’re doing. I’m 100% that bitrate will be fine and as advertised but it seems to be the buzzword these days even though 90% of what’s uploaded to social media is below 50 mb/s .

This is the correct approach.

Let the user decide the level of bitrate to be achieved.

PERFECT.

But it's not the case of Air3s and the official position of DJI is just a few posts above...

"HI there, we understand your concern. The DJI Air 3S utilizes the latest encoding algorithm, which optimizes the bitrate by over 30% while maintaining superior video quality. This allows users to save more storage space without compromising on the visual experience.It will not cause any loss in adaptive video quality."

As already explained this is total technical nonsense considering how the new drone is struggling to even record in 4k h264 (not available...).

10-17 07:41
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Hallmark007
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Avoletta1977 Posted at 10-17 07:41
This is the correct approach.

Let the user decide the level of bitrate to be achieved.

I hear what you’re saying , you know it’s technical nonsense “how”. The advertised bit rate is 130 if that doesn’t do it for you it’s not the drone for you. If the drone doesn’t achieve 130 then thats different but I’m confident it will .
10-17 07:54
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Freetime Posted at 10-17 07:35
And if it was a real 50mp sensor why would they have a setting in the app. to enable that setting?


Even in LEICA cameras you can change from 60mp to 36mp to 18mp thats nothing new. The pixels are just that pixels but 50mp on a medium format will produce much better results than 50mp on a 1” sensor, but you will have to shell out a lot more money for a medium format camera.
10-17 07:59
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Avoletta1977
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Hallmark007 Posted at 10-17 07:54
I hear what you’re saying , you know it’s technical nonsense “how”. The advertised bit rate is 130 if that doesn’t do it for you it’s not the drone for you. If the drone doesn’t achieve 130 then thats different but I’m confident it will .

I'm confirming you at the moment the Air3s is NOT REACHING 130Mbps, not even close.

You want to see it by yourself, no problem... but a bit of trust in it other people wouldn't hurt
10-17 08:00
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Hallmark007
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Avoletta1977 Posted at 10-17 08:00
I'm confirming you at the moment the Air3s is NOT REACHING 130Mbps, not even close.

You want to see it by yourself, no problem... but a bit of trust in it other people wouldn't

It will reach 130 dji are not going to advertise 130 as a joke, but if it needs optimization to get there it will and I’ll be the first to let them know that 130 should be attainable .

Look many people wait for updates and improvements to come I’ve no problem with that but I don’t believe the drone is unusable or crippled , they said the same about A5 and it just wasn’t true. Good luck I hope it works out for you.
10-17 08:17
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Freetime
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Hallmark007 Posted at 10-17 07:59
Even in LECIA cameras you can change from 60mp to 36mp to 18mp thats nothing new. The pixels are just that pixels but 50mp on a medium format will produce much better results than 50mp on a 1” sensor, but you will have to shell out a lot more money for a medium format camera.

I think what I am going to do is pass on this one and look at the Mavic 4 when that one is released.
Mavic 3 pro is still in the running also.My latest Autel Lite + has the 1" sensor 20mp.Not sure the Air 3S
main camera could match the Lite+ in quality.That would be my reason to pass on this one.
Enjoy your day.
10-17 08:34
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Avoletta1977
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Hallmark007 Posted at 10-17 08:17
It will reach 130 dji are not going to advertise 130 as a joke, but if it needs optimization to get there it will and I’ll be the first to let them know that 130 should be attainable .

Look many people wait for updates and improvements to come I’ve no problem with that but I don’t believe the drone is unusable or crippled , they said the same about A5 and it just wasn’t true. Good luck I hope it works out for you.

i just received payment for my Air3 that will leave home in the weekend.

I'll be on the fence waiting for evolutions. Thanks in advance for testing when you will get your unit.
10-17 08:43
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Freetime Posted at 10-17 08:34
I think what I am going to do is pass on this one and look at the Mavic 4 when that one is released.
Mavic 3 pro is still in the running also.My latest Autel Lite + has the 1" sensor 20mp.Not sure the Air 3S
main camera could match the Lite+ in quality.That would be my reason to pass on this one.

10-17 08:58
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Avoletta1977 Posted at 10-17 08:43
i just received payment for my Air3 that will leave home in the weekend.

I'll be on the fence waiting for evolutions. Thanks in advance for testing when you will get your unit.

10-17 08:58
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Hallmark007 Posted at 10-17 06:27
8 year old article if only time stood still forever

At least that article doesn't bullsh1t as much as you do...
10-17 13:44
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Burt37 Posted at 10-17 13:44
At least that article doesn't bullsh1t as much as you do...

Considering what I read around here and the fact they are removing your posts its easy spot the troll BSer
10-17 14:02
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You can see some interesting artifacting in this video at 4K, and even though it is YT, it doesn't cause everything.

Go to 2:18 in the video.




We need higher bitrate. It's that simple.
10-17 14:15
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Cine_Dude Posted at 10-17 14:15
You can see some interesting artifacting in this video at 4K, and even though it is YT, it doesn't cause everything.

Go to 2:18 in the video.

It seems dji released a "High bitrate" option in the new firmware for Action 5
10-17 14:20
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