[Q] issues in video recording and display - Samsung Galaxy R i9103

Hi..
When i'm recording the video i see these black horizontal lines moving upwards which is really annoying. I've been facing this problem from my first video recorded. And the other issue with display is when i open options menu on any white/light colored background(specially during browsing) i notice the screen flickers.This problem disappear on high or very very low brightness.I'm using the device for two months now.Anybody else facing or faced such problems.What is the solution to this?

Me too :-(
Any solution?
Sent from my GT-I9103 using XDA App

Well what i have discovered with the video recording issue seems to be with the fluorescent lighting. I've tested it very well and turning on the tube light (fluorescent lamp) causes the dark rolling lines in video. Now I want to know if this occurs only in few mobiles with any particular bug? Can you guys check this and confirm? Also is this a hardware or software related bug?
And i still don't have any clue about the display flickering on touching the menu and back options area of the screen.
Any help would be of great use to solve this issue.
Regards
Baig();

NEO-xx said:
Me too :-(
Any solution?
Sent from my GT-I9103 using XDA App
Click to expand...
Click to collapse
Are you using the stock ROM. Did you ever try other ROM's and test if this was a software bug of stock ROM?

To solve screen flickering problem you can go to Settings -> Display, and uncheck "Auto adjust screen power" option. I guess this option works like "dynamic contrast" option in PC monitors, by lowering screen brightness in some scenes. This may save some battery life, but the side effect is screen flickering during some animations, etc.
And I think that issue with fluorescent light occurs on a lot of digital cameras.

nRoof said:
To solve screen flickering problem you can go to Settings -> Display, and uncheck "Auto adjust screen power" option. I guess this option works like "dynamic contrast" option in PC monitors, by lowering screen brightness in some scenes. This may save some battery life, but the side effect is screen flickering during some animations, etc.
And I think that issue with fluorescent light occurs on a lot of digital cameras.
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Click to collapse
Thanks a ton dude.. Disabling that feature feature really did a trick for LCD flicker. Yeah i've seen that black rolling lines in a few other camera videos but when i record videos, they appear so dark and distracting.. Its all the black lines rolling upwards and I have to delete that annoying video immediately. Also I read it has to do with the frequency of lamps in asia etc etc.. Can a few of you guys check this issue and clarify.

Related

Dark screen when opening camera

Recently I noticed that whenever I open the stock camera app the screen went very dark. I thought something wrong with the app so I installed another camera app and it had the same symptoms. Interestingly that the pictures came out all right. After some thinking I went to the display options, unchecked the automatic brightness and moved the slider from 0 all the way up to full brightness. That immediately solved the problem. So here is the FYI, it seems like the camera API disregards the automatic brightness option and always uses the manual setting.
P.S. I was considering resetting the phone because I couldn't figure out that nuisance at first. Luckily I didn't have to.
Sent from my G2x
Fixed mine, as well.
There is also a screen brightness setting within the camera app.
jrwingate6 said:
There is also a screen brightness setting within the camera app.
Click to expand...
Click to collapse
Its picture brightness not screen brightness.
Sent from my G2x

Camera bug or normal? Banding / lines in certain photos

Hi,
Just got my Honor 8.
I noticed that when I use pro photo mode and change ISO and/or shutter speed to a lower setting in the camera app, there are vertical lines moving across the screen, that also show up in the photos I take.
Tried a factory reset.
Tried a couple different camera apps and issue persists.
Ran all the updates available.
If I increase the ISO/shutter speed, it is less noticable.
Anyone else have it?
Attached a sample image.
Did you try taking pictures in lowlight? As that is probably the reason why you are seeing those lines.
DarkGuyver said:
Did you try taking pictures in lowlight? As that is probably the reason why you are seeing those lines.
Click to expand...
Click to collapse
it was a average-lit room (60W equiv LED bulb).. seems to be a AC frequency thing? it is extremely pronounced though as you can see in the picture. Reduces when I select certain shutter speed numbers.
Are other people able to recreate this?
avink said:
it was a average-lit room (60W equiv LED bulb).. seems to be a AC frequency thing? it is extremely pronounced though as you can see in the picture. Reduces when I select certain shutter speed numbers.
Are other people able to recreate this?
Click to expand...
Click to collapse
I've seen this happen with devices that have low quality camera sensors on them.
Try taking pics under a different light but just as dim. Could be the light's flickering that is being recorded by the camera.
I have same problem with my Huawei mate 10 pro
I record my screen:
https://youtu.be/e40iensRCbo

Display is slightly blinking in specific conditions

Yesterday i noticed something strange in my OP7p and i'd like you to check whether something like this occurs in your phones. Issue, which i will describe occurs only when i have 90hz refresh rate set and the low brightness of the screen with the auto adjustment of brightness turned off. The easiest way to see that is on youtube application with a dark theme. When we start a movie on the full screen (horizontally) and watch it for a few seconds, then go back to the vertical position, there is something like weak but visible blink of the screen, or a minimal colours change. It can be noticed in other apps, e.g. on facebook. Seems to me this is a software problem, beacause the same phenomenon doesn't exists when we set 60hz refresh. I would be very grateful if you can check it on your phones and give me a know about it.
I don't usually start videos in full screen mode and never noticed it but yeah definitely does a white flicker.
This is the highest brightness I could get it to do the flicker at.
Thank you for an answer. Personally i am able to see this flicker on a little bit higher screen brightness, but maybe its because im sitting in a dark room now. I was worried cause sometimes i see it during the normal usage of phone, and if only my OnePlus would be affected by this flickering i could still return it or exchange for a new one. It isnt very disturbing however interesting is whats cause of it.
kamkoz96 said:
Yesterday i noticed something strange in my OP7p and i'd like you to check whether something like this occurs in your phones. Issue, which i will describe occurs only when i have 90hz refresh rate set and the low brightness of the screen with the auto adjustment of brightness turned off. The easiest way to see that is on youtube application with a dark theme. When we start a movie on the full screen (horizontally) and watch it for a few seconds, then go back to the vertical position, there is something like weak but visible blink of the screen, or a minimal colours change. It can be noticed in other apps, e.g. on facebook. Seems to me this is a software problem, beacause the same phenomenon doesn't exists when we set 60hz refresh. I would be very grateful if you can check it on your phones and give me a know about it.
Click to expand...
Click to collapse
this is usual for EVERY Oled screen and is called jelly effect...
You might want to try the DC dimming option in Settings->Utilities->OnePlus Laboratory.
matze19999 said:
this is usual for EVERY Oled screen and is called jelly effect...
Click to expand...
Click to collapse
From what i know jelly effect appears while we scrolling some content and propably that's not what i meant in my first post. Also flicker in my case is only visible on 90hz refresh rate.
I have galaxy s7e as a second phone and that effect doesn't happen there.
vishal3967 said:
You might want to try the DC dimming option in Settings->Utilities->OnePlus Laboratory.
Click to expand...
Click to collapse
Thanks but i tried this option and it didn't do the job well.

Display and Instagram issues

Hello to everyone, new user of the Xperia 5ii and I have two problems
1)Has anyone observed a slightly change in the colour of the screen between 60 and 120hz? It's very obvious if you have dark mode and sit in a dark room. When you toggle the selection on and off, you can easily see it
2)I was trying to upload an Instagram story and the quality drops significantly. You literally can distinguish pixels. It's only on Instagram, on Facebook there was no problem. Also I tried to upload the photos from another device, and the same problem exists.
Any help is most welcome
Antoni-o said:
Hello to everyone, new user of the Xperia 5ii and I have two problems
1)Has anyone observed a slightly change in the colour of the screen between 60 and 120hz? It's very obvious if you have dark mode and sit in a dark room. When you toggle the selection on and off, you can easily see it
Click to expand...
Click to collapse
This is true and if being honest, quite expected. It most noticable when the screen brightness is somewhere 5-20%. You can clearly see it when toggling the 60 or 120hz. The panel itself is great, many oled defects are gone or very minimal. This green tint issue is quite common on other 120hz panels too (mostly Samsung made). That might also be one reason why the new Iphone 12 phones don't have 120hz, too much quality problems.
So yes, there is a green tint. But luckily it is very minor and only on certain screen brightness. Haven't noticed it when actually using the phone.
Not sure if this count as a defect to get a replacement (the replacement would probably have the same issue).
Attached few photos I took.
I have the same issue in low-brightness and 120Hz activated

Photo pro brightness

Been trying out then photo pro app. Noticed that when I'm in the app the screen goes really dark to the state where I had to adjust the phone's display brightness as I can't see what I'm capturing instead of bringing the brightness up automatically when capturing pictures. My old phone automatically brings the brightness up when the camera app was launched.
Anyone else having this issue as well?
viperc said:
Been trying out then photo pro app. Noticed that when I'm in the app the screen goes really dark to the state where I had to adjust the phone's display brightness as I can't see what I'm capturing instead of bringing the brightness up automatically when capturing pictures. My old phone automatically brings the brightness up when the camera app was launched.
Anyone else having this issue as well?
Click to expand...
Click to collapse
I am also the same and have not found a solution

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