[Q] How to lower minimum backlight brightness on android 4.2.2? - General Questions and Answers

I'd like to lower brightness level of display below its factory minimum.
I tried to edit values in framework-res.apk/res/values/arrays.xml
<integer-array name="config_autoBrightnessLcdBacklightValues"> etc...
But my decompiled "framework-res.apk" does not have the directory "/res/values" at all!
I wanna add the ability to change minimum brightness to the value of "1" for example.
Do not offer apps like "Screen Filter" because I wanna save the battery.
I have read the topic " [HOW TO][MOD] Lower Brightness levels [04/05/12]"
But it's for Samsung devices.
I'm afraid it will not work too...
Answer please. How to change the system brightness below its factory minimum?
I have tablet PC Vido Yuandao Mini S, Android 4.2.2 Jelly Bean (rooted). SoC is RK3188.
Please help.
And thanks in advance.

up

up
up

you have to decompile your apk with apktool so maybe you can find that files. i also edit framework but it seems nothing happen ... i dont know why
Sent from my T1-E using Tapatalk

I want to know too.

Lexis2001 said:
I'd like to lower brightness level of display below its factory minimum.
I tried to edit values in framework-res.apk/res/values/arrays.xml
<integer-array name="config_autoBrightnessLcdBacklightValues"> etc...
But my decompiled "framework-res.apk" does not have the directory "/res/values" at all!
I wanna add the ability to change minimum brightness to the value of "1" for example.
Do not offer apps like "Screen Filter" because I wanna save the battery.
I have read the topic "[HOW TO][MOD] Lower Brightness levels [04/05/12]"
But it's for Samsung devices.
I'm afraid it will not work too...
Answer please. How to change the system brightness below its factory minimum?
I have tablet PC Vido Yuandao Mini S, Android 4.2.2 Jelly Bean (rooted). SoC is RK3188.
Please help.
And thanks in advance.
Click to expand...
Click to collapse
habibiey said:
you have to decompile your apk with apktool so maybe you can find that files. i also edit framework but it seems nothing happen ... i dont know why
Sent from my T1-E using Tapatalk
Click to expand...
Click to collapse
Razor0 said:
I want to know too.
Click to expand...
Click to collapse
All of you just use lux app. I am using it it's great you can lower brightness even to 0(means your screen will become black) with this app
Very helpful in early morning
Sent from my GT-I9070 using Tapatalk

PradeepMurugan said:
All of you just use lux app. I am using it it's great you can lower brightness even to 0(means your screen will become black) with this app
Very helpful in early morning
Click to expand...
Click to collapse
Thank you, but I wanna save the battery life.
LUX app DO NOT lower the system brightness. This program just puts a dark semitransparent layer on the top of other apps.
And thus creates visibility of brightness reduction. I underline - only VISIBILITY.
"Screen Filter" and other similar apps do the same trick.
BUT!
I want to reduce the value of SYSTEM brightness.
I wanna dig the firmware but I have no so much knowledge.
This task is not very easy, alas...
Help me if you can.

Lexis2001 said:
Thank you, but I wanna save the battery life.
LUX app DO NOT lower the system brightness. This program just puts a dark semitransparent layer on the top of other apps.
And thus creates visibility of brightness reduction. I underline - only VISIBILITY.
"Screen Filter" and other similar apps do the same trick.
BUT!
I want to reduce the value of SYSTEM brightness.
I wanna dig the firmware but I have no so much knowledge.
This task is not very easy, alas...
Help me if you can.
Click to expand...
Click to collapse
Damn man, we're looking for exactly the same thing! Those apps which only put dark layers really don't help at alland I would rather keep the original brightness instead of the distorted visual experience. I've been struggling on my android 4.3 system for a long time and I still didn't find the correct way to solve this problem. The app I use to adjust the brightness only worked on the 4.1 system long time ago and it wouldn't go below 15% since then. I tried editing many system files but I still didn't find the right way...

May be it is too late but after decompiling framework-res.apk find res\values\integers.xml and change the values for
config_screenBrightnessSettingMinimum & config_screenBrightnessDim

Related

Change auto-brightness to be useful?

Does anyone know if there is a way to adjust the "auto-brightness" so that it is a notch or two brighter than it is now? Currently, unless it's very bright where I am, the brightness stays at the lowest level.... I would like to use the auto-brightness, but it's just "calibrated" too dimly for my tastes... Surely there is some file that we can edit to change the brightness levels, etc...
Thanks in advance for any help you can offer!
Sent from my Transformer TF101 using Tapatalk
In case anyone else is interested, I found a solution to my auto-brightness issues... The solution is a $0.99 app called "Lux (Beta)". While it is still in beta, it works great - I can adjust exactly how bright the screen should be relative to the lux value from teh light sensor (plus much more!). As of right now, I'd highly recommend this app! It will even use the camera to determine the light level if the lux value isn't returned properly from the light sensor!
Sent from my Transformer TF101 using Tapatalk
Hey jtrosky, I'm the developer of Lux. I'm glad you're liking the app! If you have any questions or concerns, feel free to ask!
- Vito
hi
great site
I have never used auto brightness on any device. I always adjust it manually. I have found the auto brightness annoying and it drains my battery. I usually just set it as low as I can stand it. This lux thing found intriguing to me though. Thanks for the heads up on that. If auto brightness had a native way to set it for certain environments it may be useful, but the constant changing of brightness will drain the battery imo.
Sent from my PG86100 using xda premium
thanks for the tip on Lux...it seems like a great little ap!
I find that the auto-brightness is also too low for my taste in low light environments. Might give a try to the lux app. thanks for the info
Something that would be nice is also to be able to dim the screen based on battery level, like for example being able to set the different levels in cpu tuner would be great to try to save battery automatically
I thought light sensor was not working on my TF. Thanks, Will take a shot at using Lux.
Just a quick follow-up... Still using Lux and it's been working perfectly... I love it. I wasted a few dollars on a few other supposed "auto-brightness" apps before I tried Lux (I was initially put off by the beta status of Lux), but none of the other apps worked properly or did what I wanted, so I tried Lux - Lux is by far the best out there now - check it out for $.99...
I'm still not quite sure I understand all of the options, etc though.... Even the four icons on the main interface - can the author please describe what each one does?
Thanks!
Sent from my Transformer TF101 using Tapata
jtrosky said:
I'm still not quite sure I understand all of the options, etc though.... Even the four icons on the main interface - can the author please describe what each one does?
Click to expand...
Click to collapse
No problem!
(I'll bold the app name Lux so you don't get confused with the unit of illuminance, lux. )
The first button merely re-acquires the lux reading, if for whatever reason you want a new value. This is handy if you want to use Lux as a light meter, or if for some reason your light sensor decides to return incorrect data.
The second button is the 'link' button. Basically, pressing this button links the display backlight value (as determined by the brightness slider) to the current lux/luma reading. This link tells Lux that you want to set the backlight to that brightness when the lux is that value. So whenever Lux adjusts the brightness too dim or too bright, you just adjust the slider then 'link' it to the current lux value, and Lux then learns to use that brightness. Also note that Lux will interpolate these linked values (aka 'linked samples') so you don't have to do much linking at all.
The third button is astronomer mode. This saturates the display in a red colour, to make the otherwise harsh white light of the display easier to look at in low light. Astronomers are known to cover their phones in red cellophane to achieve this, and thus stop their eyes from adjusting from the dark environment to a bright phone.
The last button is where all the settings lie. Each setting has a description which should explain its function. To save me writing out pages of explanation, just let me know if you need help with a particular setting.
Hopefully that all makes sense.
Oh, and also, you may find the apps FAQ helpful. It's based on an older UI though.
Perfect! Thanks for the descriptions (I NEVER would have figured out that the hell the third button was suppsed to do!!).
I'm still playing around with all of the options... One possible enhancement - maybe allow the user to specify special brightness values for when the battery level is below certain thresholds.... This would help to automatically conserve battery life when the battery starts getting low....
Thanks again - it's been working great!
Sent from my Transformer TF101 using Tapatalk
I've been meaning to add something like that. Will look into it.
Oh no - I've run into a pretty major issue with Lux - it seems that after I install and add the Lux widget, I can then no longer install any apps! When the app installer runs, the "Install" button is simply not selectable! As soon as I uninstall Lux, I can then install apps again. Just installing Lux doesn't break the app installer - the app installer doesn't break until the widget is added to the home screen. At that point, I have to un-install Lux to install any further apps....
Any ideas???
Thanks!
EDIT - I'm able to install apps from the Market, but not from .apk files (yes, I have 'Other sources' turned on).... Strange.... Hopefully, the dev can re-produce and fix this.
Sent from my Transformer TF101 using Tapatalk
jtrosky said:
Oh no - I've run into a pretty major issue with Lux - it seems that after I install and add the Lux widget, I can then no longer install any apps! When the app installer runs, the "Install" button is simply not selectable! As soon as I uninstall Lux, I can then install apps again. Just installing Lux doesn't break the app installer - the app installer doesn't break until the widget is added to the home screen. At that point, I have to un-install Lux to install any further apps....
Any ideas???
Thanks!
Sent from my Transformer TF101 using Tapatalk
Click to expand...
Click to collapse
You could simply be out of space. Have you tried looking? Don't mean to be mean or anything, but I've done that plenty of times on my D1
EDIT: Nevermind, I read that wrong.
@Cyb3rGlitch - Is there any way to see what current brightness/lux values that you have currently defined? I'd like to be able to review the values I've stored with the option to remove certain "samples"....If that makes any sense.... App oes work good though - just need to figure out the issues that casues me to not be able to load .apk files anymore (manually)! Market apps still install ok.
Sent from my Transformer TF101 using Tapatalk
Hiya,
This app sounds useful! One issue I had was that in a no-light situation, I find the screen far too bright. Astronomer mode sounds like the fix implemented in Lux to deal with that; I don't suppose the screen brightness can be further reduced in an attempt to preserve more battery life in these situations?
I have an app which adds a semi-transparent layer on top of the image, making it darker, but it would not conserve battery life as its just beaming out darker coloured pixels, rather than reducing the brightness of them.
lytnus said:
Hiya,
This app sounds useful! One issue I had was that in a no-light situation, I find the screen far too bright. Astronomer mode sounds like the fix implemented in Lux to deal with that; I don't suppose the screen brightness can be further reduced in an attempt to preserve more battery life in these situations?
I have an app which adds a semi-transparent layer on top of the image, making it darker, but it would not conserve battery life as its just beaming out darker coloured pixels, rather than reducing the brightness of them.
Click to expand...
Click to collapse
Actully, Lux allows you to lower the brightness to below the normal "lowest" setting as well, so it should do exactly what you want.... Well worth the $1 it costs!
jtrosky said:
Oh no - I've run into a pretty major issue with Lux - it seems that after I install and add the Lux widget, I can then no longer install any apps! When the app installer runs, the "Install" button is simply not selectable! As soon as I uninstall Lux, I can then install apps again. Just installing Lux doesn't break the app installer - the app installer doesn't break until the widget is added to the home screen. At that point, I have to un-install Lux to install any further apps....
Any ideas???
Thanks!
EDIT - I'm able to install apps from the Market, but not from .apk files (yes, I have 'Other sources' turned on).... Strange.... Hopefully, the dev can re-produce and fix this.
Sent from my Transformer TF101 using Tapatalk
Click to expand...
Click to collapse
Odd, I'll look into it. It's probably related to the issue some users are having with gmail. Unfortunately it's one of those issues that only a few people seem to have, so it's hard to reproduce.
jtrosky said:
@Cyb3rGlitch - Is there any way to see what current brightness/lux values that you have currently defined? I'd like to be able to review the values I've stored with the option to remove certain "samples"....If that makes any sense.... App oes work good though - just need to figure out the issues that casues me to not be able to load .apk files anymore (manually)! Market apps still install ok.
Sent from my Transformer TF101 using Tapatalk
Click to expand...
Click to collapse
You can see the linked samples by backing up the profiles to your SD card and then opening the file in a text editor. A sample editor is on my todo list, but really, you don't need one - Lux handles that for you.
lytnus said:
Hiya,
This app sounds useful! One issue I had was that in a no-light situation, I find the screen far too bright. Astronomer mode sounds like the fix implemented in Lux to deal with that; I don't suppose the screen brightness can be further reduced in an attempt to preserve more battery life in these situations?
I have an app which adds a semi-transparent layer on top of the image, making it darker, but it would not conserve battery life as its just beaming out darker coloured pixels, rather than reducing the brightness of them.
Click to expand...
Click to collapse
Lux has a sub-zero mode which does this.
Cyb3rGlitch said:
Odd, I'll look into it. It's probably related to the issue some users are having with gmail. Unfortunately it's one of those issues that only a few people seem to have, so it's hard to reproduce.
Click to expand...
Click to collapse
For what it's worth, I don't use the Gmail app at all (just get all mail through normal mail app).
Thanks.
Sent from my Transformer TF101 using Tapatalk

[APP] Soft Screen Tuner

Soft Screen Tuner
current version 0.8 beta
need root
Abandoned, because don`t work with ICS firmwares and I have no idea, how fix it at now
Allows you to adjust the RGB values​​, change the sharpness and color temperature for Dynamic, Standard and Movie modes.
All changes are applied immediately.
This is not a service or background process.
After making changes you can uninstall the app and settings will stay in.
support phones:
Samsung Galaxy Note
Samsung Galaxy S2
maybe other....
Download beta
at first it was working, but now im getting only force closes ;/
edit: omg no black color banding while watching video omg omg :O
edit2: display color started to change, wtf
wql said:
Soft Screen Tuner
current version 0.8 beta
need root
Allows you to adjust the RGB values​​, change the sharpness and color temperature for Dynamic, Standard and Movie modes.
All changes are applied immediately.
This is not a service or background process.
After making changes you can uninstall the app and settings will stay in.
support phones:
Samsung Galaxy Note
Samsung Galaxy S2
maybe other....
Download
Click to expand...
Click to collapse
So how do we exactly undo the settings if we need to ?
EarlZ said:
So how do we exactly undo the settings if we need to ?
Click to expand...
Click to collapse
yeh good question, cause i made some different settings and now i get only force closes, cant open program and seems that display types dynamic, movie and stardant shows same thing
What did you change to remove the clipping ?
EarlZ said:
What did you change to remove the clipping ?
Click to expand...
Click to collapse
i was changing temperature and sharpness but got force close and cant remmember what exactly was changed :/ here link of my video, sorry for crap quality, was taking video with nokia 6720, maybe it doesnt show clearly but no more banding for me http://www.mediafire.com/?ijksasdo9i6ba0c
Im also getting the force close LOL but my colors are not screwed up but no difference now between standard and dynamic, looks like its stuck to dynamic ~_~
Doesn't look much different to Screen adjuster.
There doesn't appear to be a gamma curve calibration which is what is really needed.
so any suggestion to reset settings? now im getting only force closes :/
I Can't even try.
When I click the "download" link I end-up with this
"vBulletin Message
Invalid Attachment specified. If you followed a valid link, please notify the administrator"
EDIT:
OK downloaded now. Thanks.
SS_tuner force close
deleted.......
so any suggestion to reset settings? now im getting only force closes
Click to expand...
Click to collapse
I`ll try to fix FC. Sorry.
To order to restore the default values​​,replace the files in the \system\etc
If you have FC, please send me those files from system\etc\
wql said:
I`ll try to fix FC. Sorry.
To order to restore the default values​​,replace the files in the \system\etc
If you have FC, please send me those files from system\etc\
Click to expand...
Click to collapse
here files. im getting only fc
i think this program can be very usefull fpr galaxy note. I made some settings within color banding became not so big. Please test my solution and say is it better a bit. Firstly go to settings-display-screen mode and choose dynamic.Download attached zip file,extract and then overwrite files to system/etc. Go to settings again and choose standart and then reboot your phone. Please test this and leave feedback.
EdgaBimbam said:
i think this program can be very usefull fpr galaxy note. I made some settings within color banding became not so big. Please test my solution and say is it better a bit. Firstly go to settings-display-screen mode and choose dynamic.Download attached zip file,extract and then overwrite files to system/etc. Go to settings again and choose standart and then reboot your phone. Please test this and leave feedback.
Click to expand...
Click to collapse
try again get fc
crashes when I try to launch it on my Galaxy Note (GT-N7000) (Android 2.3.6)
Tried the APP and no FC.
I can adjust color temp. Playing with other settings does nothing on my phone.
the IM2 movie plays pretty nicely on my note color banding wise. I only have some black clipping in some of the deepest dark areas at the end of the sequence.
Cannot test it
somehow not compatible with Speedmod kernel ...force closes....
Any good values to try? I know it is subjective but would be nice to know.
I think that voodoo screen tuning app doesnt work anymore after installing this app. can anyone confirm?
tovarish said:
Any good values to try? I know it is subjective but would be nice to know.
I think that voodoo screen tuning app doesnt work anymore after installing this app. can anyone confirm?
Click to expand...
Click to collapse
I went with values halfway between Standard and Dynamic. So only upped sharpness and saturation. Dynamic is just too much but this is a happy medium. My settings don't address black banding. Go with Movie mode settings for that remedy. But even then this app does not adjust gamma so it will only go so far

Lower level autobrightness

Hello dear users and devs.
A little question for you. Are you happy with your SL's brightness level.? Or you just dimming it to lowest level? What are you doing in bright sunlight? or at deep night, doesn't it blinds you?
I'm using CUSTOM AUTOBRIGHTNESS app, it works lovely, but sometimes it picks wrongs level.
Used to be friends with JD ultimate, it has a brightness leveling. But our rouds splitted because of huge wakelocks...
There are a lot of small apps in the market, but I'm not happy with them, just because I'm to lazy to go to home screen, look for the FILTER or app icon and press it. Too much hassle for me, I like it simple and automatically.
So mates, what are you using and what are your suggestions?
I'm creating this topic just because I'm not happy with stock autobrightness leveling.
Good day.
Sent from my GT-I9003 using xda app-developers app
Hello again.
After trying a lot of third part apps, like JD ultimate, screen filter, custom autobrigtness, rootdim, etc I didn't found the right solution.
But after a long search, I did lower values for default autobrightness.
Now I've got 2, 25, 70, 110, 180, 255 values. Works really amassing, now I'm satisfied
Thanks to member LockeOn, I have followed his thread
^^ Thanks man ... sure i'll try this
Can you uploaded your edited framework-res.apk ?
Sure, you will find it here
http://www.sendspace.com/file/9h8qh1
Important : that suits only for gb value pack xwlf2. You will loose yours wallpaper and accounts(Gmail, twitter, fb etc). Don't worry, you'll need to reenter id's again. If that scares you, compile frameworks by yourselves
One more thing : after dalvic cache clearing and fixing permissions - default values reverted back. So I recopied framework file again.
ALWAYS DO BACKUPS FIRST
Sent from my GT-I9003 using xda app-developers app
Use lux dash it will suits u best
Sent from my GT-I9100 using xda app-developers app
cukierkas said:
Sure, you will find it here
http://www.sendspace.com/file/9h8qh1
Important : that suits only for gb value pack xwlf2. You will loose yours wallpaper and accounts(Gmail, twitter, fb etc). Don't worry, you'll need to reenter id's again. If that scares you, compile frameworks by yourselves
One more thing : after dalvic cache clearing and fixing permissions - default values reverted back. So I recopied framework file again.
ALWAYS DO BACKUPS FIRST
Sent from my GT-I9003 using xda app-developers app
Click to expand...
Click to collapse
THanks man, but I was on CM10 and wasnt able to decompile framework, that's what asked for the edited apk. But, now am able to decompile and recompile it. Thanks again for the share.
Question for ROM devs: Can You guys change those values to rom, you're cooking? That would be amazing, because SL got LCD screen and default values are way to hight for such screen (in my opinion)?
Thanks in advance.
Hetalk, I've noticed in cm9/cm10 that as well. Default values for dark environment are way to hight (if autbrightness is used).
Hope, this thread was usefull for someone.
nitinvaid> you mean Lux Auto Brightness? if yes, that is third app, and I don't like it It crashes, eat ram and works sometime not right. I already have tryed it.
One more thing - why use one more app, when you can find the solution inside the system?

[Q] Change minimum brightness?

Is there a way I can change minimum brightness of my phone without using an app that must run in the background all the time?
Not sure I follow, but isn't the stock brightness adjustment enough?
tuxx1337 said:
Not sure I follow, but isn't the stock brightness adjustment enough?
Click to expand...
Click to collapse
Obviously not or why would he post in this thread?
To your question OP, Im pretty sure you can only go as dull as your display panel supports. Now I would presume the ROM you are running would be optimized to allow to go to its minimum brightness but if it wasn't then maybe you'd be able to edit it manually
TimeAndroid said:
Is there a way I can change minimum brightness of my phone without using a screen tinting app?
Click to expand...
Click to collapse
I've known ES Task Manager's screen adjustment menu to allow a slightly higher and lower brightness than is allowed by default.
It also doesn't have to be running in the background to work.
GalaxyWhy said:
Obviously not or why would he post in this thread?
To your question OP, Im pretty sure you can only go as dull as your display panel supports. Now I would presume the ROM you are running would be optimized to allow to go to its minimum brightness but if it wasn't then maybe you'd be able to edit it manually
Click to expand...
Click to collapse
How do I edit it manually?
I'm not sure but this app might help - https://play.google.com/store/apps/details?id=mobi.pruss.superdim&hl=en
It says "RootDim lets you dim LCD screens (and a few OLED ones) to very low levels--lower than the OS normally allows (that's why you need root privileges)"
It doesn't seem to be a tinting app
ishaang said:
I'm not sure but this app might help - https://play.google.com/store/apps/details?id=mobi.pruss.superdim&hl=en
It says "RootDim lets you dim LCD screens (and a few OLED ones) to very low levels--lower than the OS normally allows (that's why you need root privileges)"
It doesn't seem to be a tinting app
Click to expand...
Click to collapse
Thank you but it doesn't seem to work.
If you are on stock AOSP and you have xposed you can install gravitybox, which will allow lowering of brightness levels.
Sent from my Nexus 4 using XDA Free mobile app
lolcakes203 said:
If you are on stock AOSP and you have xposed you can install gravitybox, which will allow lowering of brightness levels.
Sent from my Nexus 4 using XDA Free mobile app
Click to expand...
Click to collapse
Unfortunately, it didn't work.
Sorry, that was the only thing I can suggest. Hopefully someone else can suggest something.
Devices:
LG Optimus 2X P990
LG Nexus 4
LG Optimus 2X:
ROM: Tonyp TheROM Build 26 New Bootloader
Kernel: Kowalski Kernel M1 New Bootloader 2.6.39.4 W/ RAM Hack
Bootloader:ICS Bootloader
Recovery: TWRP 2.6.0.0 For New BL
Baseband: 1035.21
Nexus 4:
ROM: Stock 4.4.4 W/ Root (Xposed, GPU Drivers, Dalvik/Bionic Patches)
Kernel: Franco r213
Bootloader: Stock Bootloader (Unlocked)
Recvoery: PhilZ Touch CWM-Based Recovery
Radio:Radio (1.03)
If you have xposed Module you can use a module to darken your screen further, I'm a new member so I can't link to it however if you google screen filter xposed module it should be the first link to come up
hope this helps
mbloomer04 said:
If you have xposed Module you can use a module to darken your screen further, I'm a new member so I can't link to it however if you google screen filter xposed module it should be the first link to come up
hope this helps
Click to expand...
Click to collapse
Thank you but this app does run in the background all the time. Do you happen to know of any that don't need to run in the background?
TimeAndroid said:
Thank you but this app does run in the background all the time. Do you happen to know of any that don't need to run in the background?
Click to expand...
Click to collapse
hmm that's unfortunate, I'm afraid i'm not sure then.
---------- Post added at 12:46 AM ---------- Previous post was at 12:37 AM ----------
Just an idea but how about the possibility of a tinted screen protector
I haven't tried the apps from this list to see if they need to run in the background, and I am guessing they most probably do, but perhaps you can give them a shot - http://xslab.com/2014/07/6-android-apps-to-adjust-screen-brightness-settings/
mbloomer04 said:
hmm that's unfortunate, I'm afraid i'm not sure then.
---------- Post added at 12:46 AM ---------- Previous post was at 12:37 AM ----------
Just an idea but how about the possibility of a tinted screen protector
Click to expand...
Click to collapse
Lol.
ishaang said:
I haven't tried the apps from this list to see if they need to run in the background, and I am guessing they most probably do, but perhaps you can give them a shot - http://xslab.com/2014/07/6-android-apps-to-adjust-screen-brightness-settings/
Click to expand...
Click to collapse
I believe those are all screen tinting apps that must run in the background thank you though.
Sorry that none of the suggestions worked for you...
Just out of curiosity, what is your reason for not wanting a background app? I personally don't like them myself, but mainly because they have a constant icon on the notification bar (some apps let you make that transparent but it still blocks a spot up there)
I tried out the Screen Filter Xposed Module which TimeAndroid suggested and there is no icon on the status bar, nor is there any app running in the 'Recent apps' if you try and close open apps. There is a slider if you pull down the status bar which I actually find convenient.
ishaang said:
Sorry that none of the suggestions worked for you...
Just out of curiosity, what is your reason for not wanting a background app? I personally don't like them myself, but mainly because they have a constant icon on the notification bar (some apps let you make that transparent but it still blocks a spot up there)
I tried out the Screen Filter Xposed Module which TimeAndroid suggested and there is no icon on the status bar, nor is there any app running in the 'Recent apps' if you try and close open apps. There is a slider if you pull down the status bar which I actually find convenient.
Click to expand...
Click to collapse
I would like to lower my minimum brightness to make it easier on the eyes at night and improve battery life when I don't need the screen so bright. If the app is running in the background, it is counterproductive I believe since the app will decrease your battery life.
TimeAndroid said:
I would like to lower my minimum brightness to make it easier on the eyes at night and improve battery life when I don't need the screen so bright. If the app is running in the background, it is counterproductive I believe since the app will decrease your battery life.
Click to expand...
Click to collapse
I really doubt the background app for this, is causing any battery life loss to make any impact whatsoever. Any savings in battery life from a dimmed screen would make up for it, many many times over.
TimeAndroid said:
I would like to lower my minimum brightness to make it easier on the eyes at night and improve battery life when I don't need the screen so bright. If the app is running in the background, it is counterproductive I believe since the app will decrease your battery life.
Click to expand...
Click to collapse
Hi
So I checked with the developer of Screen Filter in this thread here and he has confirmed it does not run in the background. He has provided details to show that battery is not consumed by using this module. While the filter will give ease to the eyes, it will only save battery if you have an AMOLED screen and not an LCD screen.
You can check out post #179. Hope this helps!

[Q] Display Color control on S6?

Is there any app which we can use to adjust the r g b values for the display and adjust the color temperature of the screen? Anything similar to KCAL on Nexus 6. Any kernel/app will do. Thanks in advance for any help.
Looking for something similar too.
yoohoo said:
Looking for something similar too.
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Actually I found it, Its called cf lumen by chainfire. You dont need root. Just set the location and then select custom in master filter. Works fine.
Wow Siddheshpatil, this is a great find!
Now I can play with the various RGB settings.
Thanks a lot

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