Display Brightens and Dims on HDR content. - Sony Xperia XZ1 Questions & Answers

I'm having this issue, I thought it was a problem with the auto brightness,so I turned it off, no luck, I think it's an issue with the light sensor since whenever I out my hand in it while playing hdr content it stars brightening and dimming the display in a kinda flickering way, it's unwatchable.
Anyone else can reproduce?

rmartinezdl said:
I'm having this issue, I thought it was a problem with the auto brightness,so I turned it off, no luck, I think it's an issue with the light sensor since whenever I out my hand in it while playing hdr content it stars brightening and dimming the display in a kinda flickering way, it's unwatchable.
Anyone else can reproduce?
Click to expand...
Click to collapse
Same problem

Dan so it's not a faulty device then.
OK will wait for an update.

Where are You facing this Problem Guys? YouTube?

Miustone said:
Where are You facing this Problem Guys? YouTube?
Click to expand...
Click to collapse
The problem is Magisk before installation no problems, after installing Magisk the problem wich the light sensor in Hdr youtube started.

yoyoyed said:
The problem is Magisk before installation no problems, after installing Magisk the problem wich the light sensor in Hdr youtube started.
Click to expand...
Click to collapse
I know since the early Days of Magisk that it can affect the Performance of a OS, but that seems to be something new. Is the Device getting Hot or are there any lags before it starts acting like that?

Miustone said:
I know since the early Days of Magisk that it can affect the Performance of a OS, but that seems to be something new. Is the Device getting Hot or are there any lags before it starts acting like that?
Click to expand...
Click to collapse
No lags or heating problem.
The thing is That when You are watching Hdr on youtube
And your hand is in front of the sensor for brightnes control the backlight is going to the max. Also responding on the backlight of the display it self.

yoyoyed said:
No lags or heating problem.
The thing is That when You are watching Hdr on youtube
And your hand is in front of the sensor for brightnes control the backlight is going to the max. Also responding on the backlight of the display it self.
Click to expand...
Click to collapse
HDR (Over 720p) is pretty ressource hungry and needs much Perfromance, that's why i asked. But that sounds more like a Sensor Config Problem. Is this happening on Stock and/or AOSP?
And it just happens with Magisk installed?

Miustone said:
HDR (Over 720p) is pretty ressource hungry and needs much Perfromance, that's why i asked. But that sounds more like a Sensor Config Problem. Is this happening on Stock and/or AOSP?
And it just happens with Magisk installed?
Click to expand...
Click to collapse
On stock, at aosp Hdr is not working.
It looks like the sensor is working the wrong Way. You make the sensor darker andere the screen is getting brightner.

I have a Stock Xperia XZ1 no roms, no modifications at all,
Youtube HDR with the youtube video for testing HDR nature or something, the problem is that whenever the brightness is low, and i play an HDR video, the screen starts dimming, brightening if I touch the sensor.
But the light sensor works fine.

No one else?

Bump?

rmartinezdl said:
No one else?
Click to expand...
Click to collapse
Me..... Stock xz1 with locked bootloader. Unrooted. Waiting for fix at android 9?

Me too, same problem. rooted. I thought it was related to YouTube vanced. But if is present in stock unrooted phone then is a software problem.

I have this problem too, only in low brightness tho

Related

[Q] Brightness changing while watching youtube?

Hey guys I have a quick question. I was watching a youtube video in my room last night in complete darkness on the lowest brightness setting and I noticed the brightness would change slightly at random. I also noticed it on the skyrim live wallpaper and also while scrolling thru the marketplace. It appeared that when there were more white pixels on the screen then the screen would get slightly brighter. This doesnt happen in netflix or movies that i put on there so I'm hoping this is a software bug happening in google apps. Autobrightness is not on and i tried all the power modes with the same response. Anyone else notice this or also able to replicate this? Thanks!
hey dude!
I have the same issue! I think it is on purpouse. Some kind a way to save power? Here is my thread about this. Try my country and please give me some feedback. Most of users dont notice this. Maybe because their eyes are not so sensitive?
Oh and also if you switch to power saving mode the brightness change will much more significant than on the other two modes
http://forum.xda-developers.com/showthread.php?t=1419583
Really no one of you have this issue?
Sounds like a possible LCD screen flickering problem. It's a problem a lot of LCD display mobile devices have. My HTC Sensation has it.
Here's how to test it: at night, turn off all the lights in your home. Basically, your test area needs to be as dark as possible. Set your Prime to a set brightness, preferably as low as it can go. Open up something that has a uniform color and general brightness throughout, XDA app works perfectly. Go near a wall and point the display at the wall. Start scrolling back and forth through the app.
If your device has screen flickering, you should notice that the light on the wall rapidly fluctuates whenever you scroll.
will try. but i wonder if this is relatd to tegra 3 power saving system? i notice the brightness / contrast automaticly change while watching movies, surfing web and gaming despite off turning off autobrightness
so the question is. is my prime damaged or this is normal? dear xda users please how does your prime behaves?
It could also be a "feature" called dynamic contrast which is an idiotic way of making LCDs look like they have more contrast than they really have. But I hope it isn't, I despise it. Dynamic contrast works like that: during bright scene it brightens the screen, and during dark scene it darkens the screen. It's really annoying (and shouldn't be on ever apart from maybe when watching movies).
ok but the question is. how many of you noticed this issue?
Orion66 said:
ok but the question is. how many of you noticed this issue?
Click to expand...
Click to collapse
I think everyone.
For youtube don't use eco. It's to aggressive and outside of normal videos apps like diceplayer it is useless.
I hope nVidia and Asus will decrease it or give us the option to disable it. Because i like the eco mode for watching flash videos. Much better than Balance and Normal because it's enough and i can save battery.
Magnesus said:
It could also be a "feature" called dynamic contrast which is an idiotic way of making LCDs look like they have more contrast than they really have. But I hope it isn't, I despise it. Dynamic contrast works like that: during bright scene it brightens the screen, and during dark scene it darkens the screen. It's really annoying (and shouldn't be on ever apart from maybe when watching movies).
Click to expand...
Click to collapse
No, it's not for contrast. It's for saving energy by decrease the screen brightness and increase the color level. And it's always doing it. What we see are the problem of the technique.
Well if it is on purpose then it is very annoying. The only thing that helps a bit is to make screen brighter.
I hope it is not a defect of the screen.
Was looking for a thread with this issue, I'm also experiencing this effect.
It's also noticeable with the stock browser, seems some powersaving technique. Hopefully they will optimise it in ics or make it an option.
this DIDIM technology is constantly at work on our device. I saw a Ram dump txt(which I don't know where it came from) in ly Astro explorer. I looked at it and seen that DIDIM feature is constantly working and adjusting.
demandarin said:
this DIDIM technology is constantly at work on our device. I saw a Ram dump txt(which I don't know where it came from) in ly Astro explorer. I looked at it and seen that DIDIM feature is constantly working and adjusting.
Click to expand...
Click to collapse
Any idea how to disable it?
eL_777 said:
Hey guys I have a quick question. I was watching a youtube video in my room last night in complete darkness on the lowest brightness setting and I noticed the brightness would change slightly at random. I also noticed it on the skyrim live wallpaper and also while scrolling thru the marketplace. It appeared that when there were more white pixels on the screen then the screen would get slightly brighter. This doesnt happen in netflix or movies that i put on there so I'm hoping this is a software bug happening in google apps. Autobrightness is not on and i tried all the power modes with the same response. Anyone else notice this or also able to replicate this? Thanks!
Click to expand...
Click to collapse
You guys know that it's not the power setting right? It's in the screen setting under brightness. If you set it to auto, it will adjust depending on your light source, if it's all white, it will be bright in a dark room and will adjust itself. Turn it off, adjust manually.
And you know, its not. It sets brightness high of overall picture is bright and dark if picture is dark... Much like dynamic contrast. It has nothing to do with auto brighteness. I tried that first.
But can I believe it was fixed in some update, since no one continues this thread after ICS? I cannot update becouse of unknow SN bug. Waiting for Asus to say either send it back or release fix. Thanks.
Happening to me right now with ICS, in performance mode, docked with charger in.
I've been noticing subtle changes in brightness no matter what performance mode I'm in, and I always have auto-brightness off. I normally keep the device in Balanced mode. It's most noticeable if I'm watching videos before bed, as I have the device brightness near minimum, and any change in brightness is pretty clear. At first I thought it was something to do with BS Player, but I've been using Dice as well and see the same effect. It may be a little better on ICS than it was with Honeycomb, but it's hard to tell.
If this is DIDIM, then I guess there's not much I can do about it besides hoping nVidia/Asus tunes the effect to be a little more subtle. :-/
I notice it, however it only affects me with low brightness/auto brightness setting. It does NOT kick in for me over 15/20% brightness combined w/ balanced/normal mode.
That is still on HC, wont get ICS update until two weeks.
Can also be noticed when canging homescreen tabs, slide it over slowly with your finger on the display (keeping it from flipping), once moved more than 30%, the display dims.
I am experiencing this brightness fluctuation, in all power modes, with auto brightness turned on or off.
Very annoying.
newfie99 said:
I am experiencing this brightness fluctuation, in all power modes, with auto brightness turned on or off.
Very annoying.
Click to expand...
Click to collapse
Thing that annoys me the most is that it does it with a freakin live wallpaper lol. I guess the snow falling in the skyrim live wallpaper triggers it or something but it is annoying and still exists in ICS. Oh well, maybe they will tone it down soon... here's to hoping.
Ciddy said:
I notice it, however it only affects me with low brightness/auto brightness setting. It does NOT kick in for me over 15/20% brightness combined w/ balanced/normal mode.
That is still on HC, wont get ICS update until two weeks.
Can also be noticed when canging homescreen tabs, slide it over slowly with your finger on the display (keeping it from flipping), once moved more than 30%, the display dims.
Click to expand...
Click to collapse
I'm running the newest ICS update (9.4.2.11) and it's still doing it. The dimming at 30% home screen scrolling still happens too. i'm pretty sure it's DIDIM

[Q] Blur makes things slow.

Hey guys,
I've noticed that any kind of blur in my phone makes it very laggy and slow. I tried for example having notification area blurred with one of those big xposed mods, don't remember the name now, and it was super slow.Going into the camera and changing modes, where there is blur, makes everything too not very nice.
Could you guys check if it's also slow for you in the camera or is it just my phone?
HugePotato said:
Hey guys,
I've noticed that any kind of blur in my phone makes it very laggy and slow. I tried for example having notification area blurred with one of those big xposed mods, don't remember the name now, and it was super slow.Going into the camera and changing modes, where there is blur, makes everything too not very nice.
Could you guys check if it's also slow for you in the camera or is it just my phone?
Click to expand...
Click to collapse
Yeah, happened to me when I blurred the notifications area with an xposed mod. When I swiped down to open it, it was very laggy and the frame rate was very low.
HugePotato said:
Hey guys,
I've noticed that any kind of blur in my phone makes it very laggy and slow. I tried for example having notification area blurred with one of those big xposed mods, don't remember the name now, and it was super slow.Going into the camera and changing modes, where there is blur, makes everything too not very nice.
Could you guys check if it's also slow for you in the camera or is it just my phone?
Click to expand...
Click to collapse
Batfink33 said:
Yeah, happened to me when I blurred the notifications area with an xposed mod. When I swiped down to open it, it was very laggy and the frame rate was very low.
Click to expand...
Click to collapse
Just reboot the phone after you apply it. It should be alright after that.
And how about camera guys? Does blur give you low framerate?
EDIT: And offtopic question about camera. When you tap to focus, do you hear a sound and the sights turn blue? They only do for me after I touch to focus and click on screen camera button to take a shot or when I click the hardware camera button halfway.

Flicker if you keep brightness lower than full in youtube HDR videos

So i found this thing. I dont know if this is an issue. But when i keep my brightness lower than full (say 50%) and try to watch any HDR video on Youtube the screen starts flickering or tries to go to max brightness (as its required for HDR) again and again. It looks like it is flickering but all its doing is trying to reach peak brightness.
The same video when i watch in full brightness there is no flicker. As its the highest.
Also the HDR 1080P 60 fps videos lag and stutter too much in youtube. When i download them and play on vlc on V30 there are no issues at all even with HDR which plays at 50% brightness also.
I just got my LG V30+ yesterday and I have the exact same problems. It seems to be connected to ambient light somehow, because it doesn't always flicker. However the audio sync issue is present at all times when watching 1080p HDR. Completely unwatchable.
I dont think its an issue. I think it happens with every V30. I have checked it in showrooms too. Its more of a softare thing which LG needs to fix through a firmware update. Or you can just manually increase the brightness to top everytime you wanna see HDR video's on Youtube.
I see the same on my V30. It's most likely Youtube app bug. It is not happening using stock Youtube app version. 15% auto brightness goes up to 100% and stay there during whole video. In recent version it is flickering between 15 and 100% during playback. Weird indeed.
In case of 1080p60 HDR stutter, it is known issue I believe. Other phones with SD 835 SoC have it similar. Google already downgraded video options in app from 1440p to 1080p, but still not quite good.
At last some more inputson this issue. Its good to see people chipping in and hopefully google solves this or Lg
I think it started with some March app update. I have tested many HDR videos in February and everything was fine.
edit:
I have tried version 13.10.55 and it seems to be fixed.
I have a Galaxy S8 and I have the same issues with flickering to
Same thing happens on my galaxy s9+
I still have this issue. Cant watch youtube without the hdr video stuttering. Also when brightness is on low and im watching hdr fullscreen it starts flickering.
I thought this would have been fixed by now
Valinorian said:
I still have this issue. Cant watch youtube without the hdr video stuttering. Also when brightness is on low and im watching hdr fullscreen it starts flickering.
I thought this would have been fixed by now
Click to expand...
Click to collapse
I do not see any flickering, and just tested "Real 4K HDR: Cosmos Laundromat in HDR" in 1080p HDR. I adjusted the screen brightness to 30%, but once the video start, the brightness seemed to max out as it should for HDR. Manual brightness adjustment had no effect when the video is in play. My V30 is on Software version H93220k.

Samsung S9 HDR playback bug?

Hi guys I just wanted to check if anyone else is having this issue whilst attempting to play HDR content with their S9 plus or S9. When I play a video on YouTube that's HDR compatible the display kind of mutes the colors and reverts back to photo mode during playback.. not the dynamic mode with vivid colors. Even if I have dynamic display selected and video enhancer on it still goes back to a washed out photo mode whilst HDR plays. Anyone else having this issue? Maybe samsung have gone with the more accurate colors during HDR now on purpose but I doubt it and it seems like a bug. I have the s9 plus exynos model. Cheers.
pafc66 said:
Hi guys I just wanted to check if anyone else is having this issue whilst attempting to play HDR content with their S9 plus or S9. When I play a video on YouTube that's HDR compatible the display kind of mutes the colors and reverts back to photo mode during playback.. not the dynamic mode with vivid colors. Even if I have dynamic display selected and video enhancer on it still goes back to a washed out photo mode whilst HDR plays. Anyone else having this issue? Maybe samsung have gone with the more accurate colors during HDR now on purpose but I doubt it and it seems like a bug. I have the s9 plus exynos model. Cheers.
Click to expand...
Click to collapse
Yup me too on youtube...
Hope they'll fix this.
This is a common issue on Oreo, and you can fix it by setting the brightness to max. Haven't experienced it myself after the latest firmware update (ARC5).
It does not happen on my S9+. (U.S. unlocked)
Hopefully they fix this.. it comes and goes . Sometimes it's fine and others it reverts back to photo mode throughout the entire video.
Still not fix or acknowledgement from Samsung. Pretty poor. This a long with crap battery life and overheating it's not a great start.
Brightness sometimes fluctuates by itself while watching HDR videos on youtube on my SD845 S9+ which I can "fix" by turning brightness to max but otherwise HDR never shuts off for me. I have a feeling the exynos variant is the cause of a lot of problems as I keep hearing about crap battery life on Exynos versions too
I have the same issue, posted on Samsung Community on the day the phone arrived on the 9th March.
Didn't want to repeat what I said, also have images in one post to compare S8 to S9+.
https://eu.community.samsung.com/t5/Galaxy-S9-S9/S9-Mobile-HDR-not-enabled/td-p/441848
As of today still no fix or acknowledgment of the bug by Samsung..
Boxing it up and getting a refund tomorrow.
Do a hard reset after the update, now my SD845 S9+ works perfectly.
Yes my screen flickers when watching HDR video on auto brightness. When set to MAX it seems fine.
s0nixx said:
Yes my screen flickers when watching HDR video on auto brightness. When set to MAX it seems fine.
Click to expand...
Click to collapse
My screen flickered with HDR videos on YouTube, I got solved with a Factory Reset after updating.

Question Videos are washed out in many apps such as Google Photos/Chrome

Hello all,
This has been an issue since I got the pixel 6 at launch. When playing videos, the shadows appear washed out. It appears to be some sort of gamma shift or HDR tone mapping issue. This happens when in google photos, chrome browser, imgur, even other apps. (youtube is fine).
I've confirmed in person this happens to other pixels one of which was pixel 6 pro.
The issue is recorded here:
I tried changing the color setup under display options in system settings, turning off H265 in camera settings, booting into safe mode, forcing 60hz refresh rate, but it still washes out the videos.
This does not happen with videos shot by other phones, for example my wife's iPhone shot video then sent it over to me and the gamma shift does not happen...
Strange thing is, in Chrome while playing the video, as soon as I swipe up from the bottom to open the recent apps, the video jumps back to normal as seen here:
https://imgur.com/a/Va3l5fQ
I reported this to google, and their chat support to me to fully nuke my phone to factory....
Does anyone have any idea why this is happening, and could other Pixel 6 users verify it's happening on their devices as well ?
Thank you
Luke14789 said:
Does anyone have any idea why this is happening, and could other Pixel 6 users verify it's happening on their devices as well ?
Click to expand...
Click to collapse
I seldom shoot video with phones and usually don't like to reference reviews. But from what you described Dxomark's summary about video performance is looking to be spot-on.
Google Pixel 6 Camera review: An outstanding performer in its segment - DXOMARK
The Google Pixel 6 camera displayed an outstanding performanc and is currently the best option for photographers who prefer smaller devices.
www.dxomark.com
My experience with dark objects in still photos has been somewhat similar. Recently I couldn't get enough detail photographing black camera bodies I'm selling online. Even with direct light from a daylight LED lamp I ended up using night mode. Every speck of dust showed up which wasn't ideal either.
Over all, though, I like the Pixel 6 camera.
Luke14789 said:
Hello all,
This has been an issue since I got the pixel 6 at launch. When playing videos, the shadows appear washed out. It appears to be some sort of gamma shift or HDR tone mapping issue. This happens when in google photos, chrome browser, imgur, even other apps. (youtube is fine).
I've confirmed in person this happens to other pixels one of which was pixel 6 pro.
The issue is recorded here:
I tried changing the color setup under display options in system settings, turning off H265 in camera settings, booting into safe mode, forcing 60hz refresh rate, but it still washes out the videos.
This does not happen with videos shot by other phones, for example my wife's iPhone shot video then sent it over to me and the gamma shift does not happen...
Strange thing is, in Chrome while playing the video, as soon as I swipe up from the bottom to open the recent apps, the video jumps back to normal as seen here:
https://imgur.com/a/Va3l5fQ
I reported this to google, and their chat support to me to fully nuke my phone to factory....
Does anyone have any idea why this is happening, and could other Pixel 6 users verify it's happening on their devices as well ?
Thank you
Click to expand...
Click to collapse
Did you ever find an answer to this? I'm having the same issue... though it's not for every video, just in certain programs/websites.
Cheers.
I've been able to remedy this in chrome by turning off HW Overlays in Developer Options.
It's still an issue in Google Photos.
Luke14789 said:
I've been able to remedy this in chrome by turning off HW Overlays in Developer Options.
It's still an issue in Google Photos.
Click to expand...
Click to collapse
Thanks for this. I'll let you know if I discover any other fixes.
Luke14789 said:
Hello all,
This has been an issue since I got the pixel 6 at launch. When playing videos, the shadows appear washed out. It appears to be some sort of gamma shift or HDR tone mapping issue. This happens when in google photos, chrome browser, imgur, even other apps. (youtube is fine).
I've confirmed in person this happens to other pixels one of which was pixel 6 pro.
The issue is recorded here:
I tried changing the color setup under display options in system settings, turning off H265 in camera settings, booting into safe mode, forcing 60hz refresh rate, but it still washes out the videos.
This does not happen with videos shot by other phones, for example my wife's iPhone shot video then sent it over to me and the gamma shift does not happen...
Strange thing is, in Chrome while playing the video, as soon as I swipe up from the bottom to open the recent apps, the video jumps back to normal as seen here:
https://imgur.com/a/Va3l5fQ
I reported this to google, and their chat support to me to fully nuke my phone to factory....
Does anyone have any idea why this is happening, and could other Pixel 6 users verify it's happening on their devices as well ?
Thank you
Click to expand...
Click to collapse
This also happens on samsung note 10 plus . But the developer option fix helps . Contrast is now much better everywhere not just chrome ! Looks like this is bug is affecting all apps except maybe video player and camera Thanks
vladimirhr98 said:
This also happens on samsung note 10 plus . But the developer option fix helps . Contrast is now much better everywhere not just chrome ! Looks like this is bug is affecting all apps except maybe video player and camera Thanks
Click to expand...
Click to collapse
what's the option??
Daenjel said:
what's the option??
Click to expand...
Click to collapse
Author of the post found the solution and you should be able to see it in the thread. "turning off HW Overlays in Developer Options." It helped me a lot
vladimirhr98 said:
Author of the post found the solution and you should be able to see it in the thread. "turning off HW Overlays in Developer Options." It helped me a lot
Click to expand...
Click to collapse
Sorry if I didin't understand it at first, the toggle to disable HW Overlays in the developer options will always turn off again, at least in Pixel 6, so that's what confused me
Daenjel said:
Sorry if I didin't understand it at first, the toggle to disable HW Overlays in the developer options will always turn off again, at least in Pixel 6, so that's what confused me
Click to expand...
Click to collapse
Huh it stays on on note 10 . In that case i am not shure how u can keep it on. Can u elaborate on when it turn itself off back again?
Weird, after I turn it on, I can go to any other screen on the phone, if I come back the toggle it´s off again, maybe it´s a bug on my end, here´s the example

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