OK photos but Flickering/noisy Video - 4k really blurry.
1982 14 2017-4-18
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fans952c3b29
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Hey guys,

I have my second Mavic now (first one had a defective camera) and after taking some photos I thought this one is okay now. But after starting to shoot videos I have the impression that something is not Ok with the camera.

It produces videos that are flickering and noisy, no matter which camera settings I use. I shot these two clips with fixed exposure and fixed white balance in D-Cinelike. Both show flicker and noise that gets even more annoying after color grading. While the 2.7K footage is at least somehow sharps I have the impression the 4k footage is really blurry. Shutter speeds aren't optimal but I also tried in conditions with 1/50 or 1/60 shutter and it didn't turn out much better.

What are your opinions on the footage? Do I have too high expectations or is there a problem with the camera/chip/sensor?

Thanks in advance!

2.7K 24fps
https://www.youtube.com/watch?v=oyPIpGPcYyM

4K 30 fps

https://www.youtube.com/watch?v=bQkC4ifPFNk


2017-4-18
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trica de
Second Officer
Flight distance : 1062090 ft
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Germany
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give it a tray with +1 / -1 / +1
2017-4-18
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Ex Machina
First Officer
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The Mavic camera really needs lots of light to really shine. I'm not seeing flicker in either video -- can you be more specific on where and when the flicker is visible on your system?
2017-4-18
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fans952c3b29
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Thanks for the replies so far!

@triac de: I tried +1 it just worsens the noise a lot!

@ex machina: it is especially visible in the tree branches in the lower left hand corner. Or in the middle of the top. Hard to differentiate whether its noise, artefacts or flicker
2017-4-18
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Sangarone
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your video quality looks about in line with what ive experienced and seen of other users... With that mavic ive had a really hard time properly exposing for both foreground and sky (with nd filters)...  In my opinion the 2x shutter speed rule goes out the window with a camera of this caliber... Boost up the shutterspeed to underexpose and pull out the shadows in post (trade off is when you do this the mavic has a reallllllly hard time focusing on the underexposed areas)... You didnt mention it but for noise im sure you already know leave the iso at 100.
2017-4-18
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fans952c3b29
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Sangarone Posted at 2017-4-18 19:00
your video quality looks about in line with what ive experienced and seen of other users... With that mavic ive had a really hard time properly exposing for both foreground and sky (with nd filters)...  In my opinion the 2x shutter speed rule goes out the window with a camera of this caliber... Boost up the shutterspeed to underexpose and pull out the shadows in post (trade off is when you do this the mavic has a reallllllly hard time focusing on the underexposed areas)... You didnt mention it but for noise im sure you already know leave the iso at 100.

Thanks for your comment. Yes ISO was at 100 already. For me the footage is not usable at all. When I want to color grade it, the grain and flicker becomes even stronger due to increased contrast and I am not satisfied at all. Doesn't compare at all to other videos I've seen.

I just took a shot in low light with a 0.5 second exposure on ISO 100 and can see a tremendous amount of Hotpix in the RAW. Is this to expect as well? Maybe a hint why my sensor is producing so much noise.

2017-4-18
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fans952c3b29
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Anyone here with an opinion why the 4K footage looks much more blurry than the 2.7K version?
2017-4-18
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quadflyer
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Hi, for me the 4k Footage looks definitely better, than th 2.7k Footage, it's sharper. In the beginning i had the same problems like you. 24FPS is not the best to shot scenes with movement. Better use 30FPS and set the flicker (Hz) to 60Hz instead of 50Hz. This works for me fine and i got nice smooth videos now. Here that was my first video and than i changed the settings like described. Maybe it works for you, too.
24FPS/50Hz


30FPS/60Hz


greetings
Jan
2017-4-18
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Anoniem
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fans952c3b29 Posted at 2017-4-18 22:34
Anyone here with an opinion why the 4K footage looks much more blurry than the 2.7K version?

Hello Jan,

Can you please mentions other settings too.
Dlog with what sharpness/ contrast and saturation?
Any ND filter applied and what shutterspeed?
This would help me allot, thanks!
2017-4-19
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quadflyer
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Anoniem Posted at 2017-4-19 01:55
Hello Jan,

Can you please mentions other settings too.

Hi, in this two videos i don't used an ND-Filter. But currently i always use a ND-Filter (ND-8). D-Cinelike is choosen as Color-Profil and my settings for sharpness, contrast and saturation are -1;-1;0.

greetings
2017-4-20
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daivatam
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Yep this is what to expect the mavic camera...the video is noisy and the NR is bad...it is what it is...
2017-4-20
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Jenee 2
Second Officer
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The only thing I found with both of the videos is that neither is really in focus.
I am sure there are far more experienced people than me but I would suggest resetting the camera settings and then take some more video without any adjustments to the settings.
2017-4-20
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seanmiller
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I think hd video are more easy to manipulate in terms of editing.
2017-7-6
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daivatam
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You have nothing to do this is the mavic camera quality...the noise flicker etc will not be so visible on standard pc monitors but visible on a 4k tv.
2017-7-7
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Tmr204
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Did you ever find a solution to this? I feel that the spark produced better footage than the mavic air. I’m kinda gutted I “upgraded”
2018-7-23
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