[Q] non-root: even lower display brightness? - Sprint HTC One (M7)

anyone know of a way to get the HTCONE/sprint non-rooted phone to go lower in display brightness?
if i use it as an alarm clock on my nightstand it lights up the entire room on lowest brightness.
thanks!

Oo.et.oO said:
anyone know of a way to get the HTCONE/sprint non-rooted phone to go lower in display brightness?
if i use it as an alarm clock on my nightstand it lights up the entire room on lowest brightness.
thanks!
Click to expand...
Click to collapse
Look for an app called "Lux Auto Brightness" on the Play Store. There is a lite version that you can try out. It's allowed me to go in the negative brightness and it works pretty well.

N0wy0ud1e said:
Look for an app called "Lux Auto Brightness" on the Play Store. There is a lite version that you can try out. It's allowed me to go in the negative brightness and it works pretty well.
Click to expand...
Click to collapse
thanks. don't suppose this will work with locale...
maybe i'll have to write my own pluggin

I haven't used Lux but I really like Screen Filter for the same job: it has a huge range of dimming up to total blackness and can turn off the capacitative button backlight (requires turning the screen off and back on) which is a big deal when viewing a dimmed screen in a dark room. And the full version is free and ad-free as well.

thanks again for your replies. looks like Lux works with locale.
but... it's not quite working for me yet (setting to negative values of brighness at certain times, etc doesn't seem to work)
i'll keep trying. thankfully there is a trial version

Related

screen too bright

hello my s5 mini, when exposed to sun for example, automatically increases the screen brightness...altought so much bright that even the colors became strange. anyway, since i am rooted, to change the maximum brightness allowed in auto mode?
mclaudio said:
hello my s5 mini, when exposed to sun for example, automatically increases the screen brightness...altought so much bright that even the colors became strange. anyway, since i am rooted, to change the maximum brightness allowed in auto mode?
Click to expand...
Click to collapse
I've just read an article pointing out this weird thing:
http://www.androidcentral.com/samsung-galaxy-s5-mini-review
I've just tested this on my S5 mini, wow! I see what they mean by colours going psychedelic.
I don't think you have any control at all under Auto Brightness. You'd have to switch Auto Brightness off then slide the brightness to Max.
ShadowFlare said:
I've just read an article pointing out this weird thing:
http://www.androidcentral.com/samsung-galaxy-s5-mini-review
I've just tested this on my S5 mini, wow! I see what they mean by colours going psychedelic.
I don't think you have any control at all under Auto Brightness. You'd have to switch Auto Brightness off then slide the brightness to Max.
Click to expand...
Click to collapse
I absolutely know what you mean, same here...
maxpower_303 said:
I absolutely know what you mean, same here...
Click to expand...
Click to collapse
maybe some moding?
Maybe this is due to a feature named "Adjust Display". Go to Settings > Screen > Screen Mode. By default, it's set to Adjust Display, so the screen will automatically change its colors depending on ambient lightning.

[Q] Auto brightness doesn't work

Hi
The "Adapt to lighting conditions" is checked, but it doesn't really adapt. I have to manually change the slider to adjust brightness.
Looks like a bug. Not sure if there are any other settings to make.
Is this a known issue? Any workarounds?
Thanks.
Farhad.
The slider sets the maximum brightness of the screen, not the minimum. Hence, in order for the auto adjust to work, set it to the max and tick the check-box.
sxtester said:
The slider sets the maximum brightness of the screen, not the minimum. Hence, in order for the auto adjust to work, set it to the max and tick the check-box.
Click to expand...
Click to collapse
Source?
sxtester said:
The slider sets the maximum brightness of the screen, not the minimum. Hence, in order for the auto adjust to work, set it to the max and tick the check-box.
Click to expand...
Click to collapse
seems to work more like a brightness scale kind of thing. not only sets max, but minimum as well.
it'll always adjust when the box is ticked, but the slider determines how bright or dark biased it is.
It's a sliding window of brightness ranges, which should be good news to anyone who's felt that autobrightness on other phones swings too far in either direction. Now you can customize to your own taste.
Personally the sweet spot for me with good compromise between use in low light indoors, daylight and office lights is about 25% - the slider button just above the second "g" in "lighting conditions"
Remember though that changing White Balance settings will darken the display, and you'll need to boost brightness to get decent contrast again.
Use Lux Lite from the playstore. It lets you individually "link" a specific brightness level to a specific lighting condition, which the app then remembers and automates.
phositadc said:
Source?
Click to expand...
Click to collapse
What do you mean "Source"?
That's how it work[s|ed] on my Xperia U, Xperia M, Xperia SP and now on Xperia Z3C.
Not proof enough?
It works, but doesn't work well. When I wake up at night the brightness level goes lower but not nearly low enough. I have to manually reduce the brightness to the lowest level. When the day starts, I have to manually increase the brightness. Not ideal, not a deal breaker either. Hopefully Sony addresses in the next update.
garment69 said:
It works, but doesn't work well. When I wake up at night the brightness level goes lower but not nearly low enough. I have to manually reduce the brightness to the lowest level. When the day starts, I have to manually increase the brightness. Not ideal, not a deal breaker either. Hopefully Sony addresses in the next update.
Click to expand...
Click to collapse
Totally agree, Im using lux to improve the brightess auto adjust....

[Q] Lowest Brightness Level too Bright

I love showing off my new LG G Watch R to people... however I was told multiple times that the watch face was too bright when in a semi-dim room. Any chance a future update could have lower brightness levels?
try SWApp True Dark Wear, this helps me..
https://play.google.com/store/apps/details?id=com.preiss.swapps.truedarkwear
yes True Dark is well, but......... it is a shame that google does not think the bulk
I had the same problem, and made an app for it, it's very simple to use.
play.
google.com/store/apps/details?id=
me.thomasvt.brightness
(had to split the URL because I dont post here often)
Thomasvt said:
I had the same problem, and made an app for it, it's very simple to use.
play.
google.com/store/apps/details?id=
me.thomasvt.brightness
(had to split the URL because I dont post here often)
Click to expand...
Click to collapse
It is a general brightness setup, not for dim mode no ?
dersie said:
It is a general brightness setup, not for dim mode no ?
Click to expand...
Click to collapse
The only way to change the brightness for always on mode is (if your watchface supports it) changing the brightness in the settings of your watchface. Or changing the dim color to a darker color.
Thomasvt said:
The only way to change the brightness for always on mode is (if your watchface supports it) changing the brightness in the settings of your watchface. Or changing the dim color to a darker color.
Click to expand...
Click to collapse
No, the Wear brightness setup is for the active mode on all wear watch. For the dim mode I know only the app "SWApp True Dark" wich can change the brightness of this mode and not related on the watchface.

[APP]OLED Saver (flicker free backlight dimming, no PWM)

This app is a life saver for anyone who suffers from "invisible" screen flickering caused by PWM backlight control. Most AMOLED displays control lower than 100% display brightness by PWM. This method is extremely easy to implement, but can cause eye strain and headaches for sensitive people. DC dimming is rare as it is hard to implement without sacrificing color accuracy. This is where OLED Saver comes in handy.
How to use:
- turn off system adaptive brightness
- install the app, allow permissions it requests and enable the service
- set minimum screen brightness to 255 if you want to have the safest value (guaranteed to have zero flickering). After further testing, values as low as 96 seems to be still safe - but test it with your phone to be sure.
- minimise the ongoing notification to hide it from lockscreen
- turn on automatic brightness change from the notification ("A")
- remove OLED Saver from battery optimizations
In some rare cases you will need to suspend the service from notification (while taking screenshots for example, app installer might need it disabled too).
If you have Tasker and root access, you can toggle the service to force 100% brightness automatically. I'm using 100% while viewing videos/pictures and taking photos.
Start service
Code:
am startservice org.js.oledsaver/.MainService
Stop service (this will remove also notification)
Code:
am stopservice org.js.oledsaver/.MainService
So far I haven't found any negative point while using this app, just wish it was included in the AOSP code so we could still use adaptive brightness. Anyway, give it a try and share your experience.
I used to have some trouble watching text on this display under certain light conditions.
I don't know if it is just a placebo effect, but since I've installed this app, I don't feel any discomfort anymore.
I also can't see any difference in picture quality.
pecholino said:
I used to have some trouble watching text on this display under certain light conditions.
I don't know if it is just a placebo effect, but since I've installed this app, I don't feel any discomfort anymore.
I also can't see any difference in picture quality.
Click to expand...
Click to collapse
You can easily check if it's working with another phone's camera. People have different sensitivity to PWM flickering, from none to watering eyes. You are probably somewhere in between. Without the app, I had a slight feeling like something was pulling my eyes. As soon as I enabled the app, this sensation has been gone. My wife doesn't see/feel any difference, but I left it enabled for her anyway, just to be on the safe side.
Thanks a lot for introducing this app. It works.
However I encountered a problem. With this OLED Saver activated and using GCAM to take photos, it boosts the brightness to maximum. Then I went elsewhere like home screen or other app, the auto brightness seemed not working and kept the max. brightness.
Then I tried locking the screen and unlocking, the brightness went up or down randomly, or it worked in some particular patterns I don't know. Anyway, it can't keep the brightness I set previously.
Does anyone has any idea to remedy this? Thanks a lot.
CLS_phone said:
Thanks a lot for introducing this app. It works.
However I encountered a problem. With this OLED Saver activated and using GCAM to take photos, it boosts the brightness to maximum. Then I went elsewhere like home screen or other app, the auto brightness seemed not working and kept the max. brightness.
Then I tried locking the screen and unlocking, the brightness went up or down randomly, or it worked in some particular patterns I don't know. Anyway, it can't keep the brightness I set previously.
Does anyone has any idea to remedy this? Thanks a lot.
Click to expand...
Click to collapse
Which GCAM app do you use? I'll try it. In stock camera it doesn't behave this way.
Btw. I tried to contact the developer if he could add global intents so we could control OLED Saver with Tasker and without root, this should help in preventing this kind of behavior. No response so far though. If you are rooted you could use method mentioned in the first post.
Also I'm in touch with Velis Auto Brightness developer - this app offers much more features (customizable automatic brightness levels, apps exclusion and more) and has similar feature for OLED displays, but sadly it doesn't work on status/nav bar as of now. If he manages to use the same method as OLED Saver, we could switch to VAB app.
The GCAM version is 7.0.009.259843690.
Phone model is M1906F9SH (64G global version) with OE ROM.
Thank you.
CLS_phone said:
The GCAM version is 7.0.009.259843690.
Phone model is M1906F9SH (64G global version) with OE ROM.
Thank you.
Click to expand...
Click to collapse
Could you send me the link to the particular GCAM apk pls? Different authors might give slightly different results.
I'm not allowed to post link here, yet.
Please search this file name: PMGC_7.0.009_FinalBuild_V14.apk
It's what I've saved and installed.
CLS_phone said:
I'm not allowed to post link here, yet.
Please search this file name: PMGC_7.0.009_FinalBuild_V14.apk
It's what I've saved and installed.
Click to expand...
Click to collapse
Hm, I can't replicate this. I've installed GCAM, enabled max brightness for pictures (but it does nothing, as system brightness is at max already and real dimming is done with OLED Saver, which is not being controlled by GCAM). Moving to/from GCAM doesn't change anything. If I manually suspend OLED Saver from notification, GCAM shows max brightness correctly. On resume it returns to the expected behavior and dimmer display.
Yeah, sometimes I got what you described. Sometimes it rushes to very very bright, but sometimes it can be very dim...
I'll try reset it again and see how it goes. Thanks for your time.
CLS_phone said:
Yeah, sometimes I got what you described. Sometimes it rushes to very very bright, but sometimes it can be very dim...
I'll try reset it again and see how it goes. Thanks for your time.
Click to expand...
Click to collapse
I think that I saw OLED Saver "crash" once while using the phone - brightness suddenly went to max and was controlled by system. Since I removed this app from battery optimizations, it seems to be stable. Though this does not explain rapid bright/dim changes.
This looks very useful but what is it doing exactly? Is it running the screen at max brightness at all time and using some kind of overlay to dim the screen? Isn't that bad for battery life?
Sent from my G6 using Tapatalk
barth2 said:
This looks very useful but what is it doing exactly? Is it running the screen at max brightness at all time and using some kind of overlay to dim the screen? Isn't that bad for battery life?
Sent from my G6 using Tapatalk
Click to expand...
Click to collapse
Yes, as you said, running HW brightness at max and putting a translucent overlay over the screen. It's basically SW implementation of DC dimming. It has a small artifacts with very low brightness, especially on grey colors, but otherwise no issues. Impact on battery should be negligible (OLED displays work different than LCD). Here is a nice article with links to more information at the end https://blog.elcomsoft.com/2019/11/...e-11-pro-and-pro-max-google-pixel-4-and-4-xl/
_mysiak_ said:
Yes, as you said, running HW brightness at max and putting a translucent overlay over the screen. It's basically SW implementation of DC dimming. It has a small artifacts with very low brightness, especially on grey colors, but otherwise no issues. Impact on battery should be negligible (OLED displays work different than LCD). Here is a nice article with links to more information at the end https://blog.elcomsoft.com/2019/11/...e-11-pro-and-pro-max-google-pixel-4-and-4-xl/
Click to expand...
Click to collapse
Has anyone used a high speed cam to determine at which brightness level the a3 flickers, or is it all level below 100%
Sent from my G6 using Tapatalk
barth2 said:
Has anyone used a high speed cam to determine at which brightness level the a3 flickers, or is it all level below 100%
Sent from my G6 using Tapatalk
Click to expand...
Click to collapse
I̶ ̶u̶s̶e̶d̶ ̶o̶n̶l̶y̶ ̶c̶a̶m̶e̶r̶a̶ ̶o̶f̶ ̶a̶n̶o̶t̶h̶e̶r̶ ̶p̶h̶o̶n̶e̶ ̶a̶n̶d̶ ̶i̶t̶ ̶s̶e̶e̶m̶s̶ ̶t̶h̶a̶t̶ ̶f̶l̶i̶c̶k̶e̶r̶ ̶s̶t̶o̶p̶s̶ ̶t̶o̶ ̶b̶e̶ ̶v̶i̶s̶i̶b̶l̶e̶ ̶a̶t̶ ̶a̶b̶o̶u̶t̶ ̶l̶e̶v̶e̶l̶ ̶2̶2̶0̶ ̶f̶r̶o̶m̶ ̶2̶5̶5̶,̶ ̶b̶u̶t̶ ̶a̶s̶ ̶f̶a̶r̶ ̶a̶s̶ ̶I̶ ̶k̶n̶o̶w̶,̶ ̶p̶r̶e̶t̶t̶y̶ ̶m̶u̶c̶h̶ ̶a̶l̶l̶ ̶S̶a̶m̶s̶u̶n̶g̶ ̶A̶M̶O̶L̶E̶D̶ ̶d̶i̶s̶p̶l̶a̶y̶s̶ ̶u̶s̶e̶ ̶P̶W̶M̶ ̶a̶t̶ ̶a̶n̶y̶ ̶l̶e̶v̶e̶l̶ ̶b̶e̶l̶o̶w̶ ̶1̶0̶0̶%̶,̶ ̶s̶o̶ ̶i̶t̶'̶s̶ ̶s̶a̶f̶e̶ ̶t̶o̶ ̶a̶s̶s̶u̶m̶e̶ ̶t̶h̶a̶t̶ ̶M̶i̶ ̶A̶3̶ ̶i̶s̶ ̶n̶o̶ ̶d̶i̶f̶f̶e̶r̶e̶n̶t̶.̶
Edit: actually PWM seems to kick in at 80% brightness and below.
Hi _mysiak_,
I changed to some other version of GCAM (without the max brightness view finder) and then this OLED Saver App is working fine afterwards. Thank you.
Then I found, when in very dim setting, occasionally, the white color (now it's actually gray) seems not stable. It could be fluctuating from neutral gray to warmer. Not intrusive, though. Do you see that?
CLS_phone said:
Hi _mysiak_,
I changed to some other version of GCAM (without the max brightness view finder) and then this OLED Saver App is working fine afterwards. Thank you.
Then I found, when in very dim setting, occasionally, the white color (now it's actually gray) seems not stable. It could be fluctuating from neutral gray to warmer. Not intrusive, though. Do you see that?
Click to expand...
Click to collapse
Yes, I noticed that "slow flickering/artifacts" as well. I believe it's the side effect of DC dimming method and probably one of the reasons why it's not so widely used. From what I read, Samsung AMOLED panels are designed to be used with PWM dimming, so we probably can't avoid it with very low brightness. If it's too disturbing, I just move the OLED Saver brightness slider a bit higher (it stops completely at roughly 40% brightness). Using pitch black themes in apps helps too. Not a perfect solution but definitely better than PWM
Btw. it's the same for any app using translucent overlays, I tried a couple of them and at similar brightness, all behave the same.
barth2 said:
Has anyone used a high speed cam to determine at which brightness level the a3 flickers, or is it all level below 100%
Sent from my G6 using Tapatalk
Click to expand...
Click to collapse
It seems to be at 80% and below. 81-82% and above should be safe.
CLS_phone said:
Hi _mysiak_,
I changed to some other version of GCAM (without the max brightness view finder) and then this OLED Saver App is working fine afterwards. Thank you.
Then I found, when in very dim setting, occasionally, the white color (now it's actually gray) seems not stable. It could be fluctuating from neutral gray to warmer. Not intrusive, though. Do you see that?
Click to expand...
Click to collapse
Try to change the "basic physical brightness" to value 96, artifacts don't disappear completely, but I don't notice them so often.
Level 96 in OLED Saver corresponds to HW brightness level 82%, which seems to be still free of PWM.
Thanks for the tip.
It's really works. Thanks for the tip ???

Request: Module to lower screen brightness below minimum slider value

When using dc dimming on my amoled phone the brightness is way to high at night at lowest slider value.
While with pwm its a lot better i still would prefer it less bright (anyway no solution because flicker is annoying at lowest brightness).
Im pretty sure i am not at the lowest possible brightness level.
Unluckily beside some third party apps which running in the background and overlay a black layer i couldnt find anything useful even tough tons of people looking for a solution.
Your battery would thank you aswell .
Please can anyone make a module which sets the lowest brigthness to 1 on boot up ?
Thanks.
Danny94 said:
When using dc dimming on my amoled phone the brightness is way to high at night at lowest slider value.
While with pwm its a lot better i still would prefer it less bright (anyway no solution because flicker is annoying at lowest brightness).
Im pretty sure i am not at the lowest possible brightness level.
Unluckily beside some third party apps which running in the background and overlay a black layer i couldnt find anything useful even tough tons of people looking for a solution.
Your battery would thank you aswell .
Please can anyone make a module which sets the lowest brigthness to 1 on boot up ?
Thanks.
Click to expand...
Click to collapse
Don't think there is currently a module available. Having the same problem with my second mobile. The only App that I found and which is working as expected is for me:
Darker (Screen Filter) - Apps on Google Play
Darker can lower your screen brightness to extremely low levels.
play.google.com
Maybe anyone other knows a better solution.
larswars said:
Don't think there is currently a module available. Having the same problem with my second mobile. The only App that I found and which is working as expected is for me:
Darker (Screen Filter) - Apps on Google Play
Darker can lower your screen brightness to extremely low levels.
play.google.com
Maybe anyone other knows a better solution.
Click to expand...
Click to collapse
Yeah this one uses a overlay, no good solution unluckily.
Hopefully some dev pick up my request.

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