[Free APP] Nexus 5 gamma reverse engineering App. Please contribute! - Nexus 5 Themes and Apps

Nexus 5 Gamma Reverse Engineering App is out!
(This app will work on the common sysfs interface, so any kernel using this interface will be compatible with this app, not just my kernel)
Please download my public betas here:
http://faux.androidro.ms/hammerhead/beta/
Franco Kernel is also compatible here:
http://forum.xda-developers.com/showthread.php?t=2508284
ALL Gamma registers are accessible with new APK!
@myfluxi Thank you again!
After hitting apply, it's best to turn screen on/off to see the results updated!
Please help decipher the meaning of these values and write them down in a concise manner so we can all understand what you've done and tried.
My TODO list for this FREE app:
Once things are figured out, I will add:
1: "Set On Boot" options to automatically apply the new values on startup (right now "set on boot" can be dangerous and lead to black screens).
2: Perhaps some basic profiles
3: Maybe other cool stuff if time permits
Min Value is 0 (NO NEGATIVES)
Max Value is 255 (Don't Go over it, it will break stuff!!!)
App Change Log:
1.0.6 - Initial release with RGB register access only
1.0.7 - full access to all registers
1.0.8 - add "set on boot" feature, add webview link to 2nd post below, enabled landscape mode.
1.0.9 - updated to latest kernel driver. add old version warning. add action bar for quicker navigation.
1.0.10 - updated to latest kernel driver. removed unused fragments.
1.0.11 - updated to latest kernel driver with stable sysfs locations!

Progress So Far:
Gamma Tabs:
columns => goes from left to right, so 1st position is most let and right most is 5th position
row => goes from top to bottom.
I got VERY CLOSE to ideal Gamma 2.2
Positive and Negative Polarity tweak added. This allows for greater RGB gamma control and balance!
Overall Color Gamma Curve (row 1 column 1 of RGB Gamma tabs) => 0 is highest, 255 lowest
Red Gamma Positive=> 0
Green Gamma Positive=> 73
Blue Gamma Positive=> 78
Red Gamma Negative => 0
Green Gamma Negative => 73
Blue Gamma Negative => 78
Gamma Color Brightness (row 2 column 5 of RGB Gamma tabs) => 0 is highest, 255 lowest
Red Gamma Positive => 100
Green Gamma Positive => 117
Blue Gamma Positive => 121
Red Gamma Negative => 107
Green Gamma Negative => 117
Blue Gamma Negative => 121
Overall White Point Brightness => 0 darkest, 255 brightest
Gamma white point, Column 1 => 30

reserved for answers2

reserved for answers 3

You know there is a section for apps right?
http://forum.xda-developers.com/google-nexus-5/themes-apps

brooksyx said:
You know there is a section for apps right?
http://forum.xda-developers.com/google-nexus-5/themes-apps
Click to expand...
Click to collapse
this is to help reverse engineer the kernel drivers. it is relevant in this section for kernel development.

faux123 said:
this is to help reverse engineer the kernel drivers. it is relevant in this section for kernel development.
Click to expand...
Click to collapse
Guess that makes sense.

So I guess if I don't know what this means I should just leave it alone?

uh60james said:
So I guess if I don't know what this means I should just leave it alone?
Click to expand...
Click to collapse
yeah. this is for the advanced users or tinkerers who like do not mind tweaking their phones. If you are not comfortable with this, you shouldn't participate.

faux123 said:
yeah. this is for the advanced users or tinkerers who like do not mind tweaking their phones. If you are not comfortable with this, you shouldn't participate.
Click to expand...
Click to collapse
Already broke my phone. hahah. Gamma 31 is evil. =D
Thanks Faux, I've been aching to play around with these settings since I got my N5.
***Edit*** Oh my God! YELLOW TINT IS GONE!!! *faints*

Thanks for this faux Great stuff

another gr8 from faux
thanks

karendar said:
Already broke my phone. hahah. Gamma 31 is evil. =D
Thanks Faux, I've been aching to play around with these settings since I got my N5.
***Edit*** Oh my God! YELLOW TINT IS GONE!!! *faints*
Click to expand...
Click to collapse
What settings did you use?

BDHela said:
What settings did you use?
Click to expand...
Click to collapse
Play with green gamma settings by lowering all settings by 6-10 points
Gamma 1 to 255/25/33/33/33
Gamma 3 to 10/33/33
Gamma 5 to 0/32/32
Gamma 20 to 200/33/6/0/6
Gamma 22 to 200/33/33
Don't remember if I modified Gamma 28
Gamma 31 to 200/70/60/55/55
I didn't touch blue gamma or red gamma much, modifying values to see effect now.

faux123 said:
Nexus 5 Gamma Reverse Engineering App is out!
(This app will work on the common sysfs interface, so any kernel using this interface will be compatible with this app, not just my kernel)
Please download my public beta 04 here:
http://faux.androidro.ms/hammerhead/beta/
ALL Gamma registers are accessible with new APK!
@myfluxi Thank you again!
After hitting apply, it's best to turn screen on/off to see the results updated!
Please help decipher the meaning of these values and write them down in a concise manner so we can all understand what you've done and tried.
My TODO list for this FREE app:
Once things are figured out, I will add:
1: "Set On Boot" options to automatically apply the new values on startup (right now "set on boot" can be dangerous and lead to black screens).
2: Perhaps some basic profiles
3: Maybe other cool stuff if time permits
Min Value is 0 (NO NEGATIVES)
Max Value is 255 (Don't Go over it, it will break stuff!!!)
Click to expand...
Click to collapse
What does mean "it will break stuff "?
Thanks
Inviato dal mio Nexus 5 utilizzando Tapatalk

Polv89 said:
What does mean "it will break stuff "?
Thanks
Inviato dal mio Nexus 5 utilizzando Tapatalk
Click to expand...
Click to collapse
Well black screen or messed up screen. .. Things not working. .. I don't know what more to say. ..
Sent from my SM-N900T using Tapatalk

Polv89 said:
What does mean "it will break stuff "?
Thanks
Inviato dal mio Nexus 5 utilizzando Tapatalk
Click to expand...
Click to collapse
I think an explanation that this won't brick your phone but just require a wipe to fix a messed up screen world be useful to allay some fears. A flashable zip to restore to stock would be wonderful too. I'm gonna experiment nonetheless but others might need some reassuring.
Edit: meant for faux. Dang xda app causes me to quote the wrong person.
Sent from my SCH-I605 using xda app-developers app

karendar said:
Play with green gamma settings by lowering all settings by 6-10 points
Gamma 1 to 255/25/33/33/33
Gamma 3 to 10/33/33
Gamma 5 to 0/32/32
Gamma 20 to 200/33/6/0/6
Gamma 22 to 200/33/33
Don't remember if I modified Gamma 28
Gamma 31 to 200/70/60/55/55
I didn't touch blue gamma or red gamma much, modifying values to see effect now.
Click to expand...
Click to collapse
a screen shot?
i am a bit confused

Great news!
Ideal Gamma 2.2 Achieved!
:highfive::victory:
2nd post updated!

With both karendar's and faux's settings my screen has much more contrast, beautiful colors, but is also less bright. Recommend it anyway !
Sent from my Omniromed and Faux kerneled Nexus 5 using Tapatalk

Related

Share your CM7 Voodoo Color settings

There's a thread on this in the Nexus S forum, but I figured we could start one here for the locals.
Thanks to Tk-Glitch and times_infinity, we now have the beauty that is Voodoo Color available for CM7. Please share and discuss your voodoo color settings. Of course, everyone's experience will vary. This is just what works for your phone.
Here's mine:
Color profile: Voodoo profile v1
RGB multipliers:
Red: 2771276480
Green: 2853085440
Blue: 2812181120
Gamma hack:
Red: -26
Green: -30
Blue: -33
It would be awesome if somebody that has a display calabrating device stick it on the phone and give use some "professional" numbers to start off at. This is done often in the HDTV world.
Sent from my SCH-I500 using Tapatalk
mastamoon said:
It would be awesome if somebody that has a display calabrating device stick it on the phone and give use some "professional" numbers to start off at. This is done often in the HDTV world.
Sent from my SCH-I500 using Tapatalk
Click to expand...
Click to collapse
+ 1
Sent from my MIUI Fascinate
Voodoo Profile v1
Red-3354165120
Green-3333712640
Blue-3507556899
Gamma Hack: unchanged
Red-14
Green-17
Blue-18
1) Screen v1 gamma hack:
-50 red
-53 green
-44 blue
2) SRB multipliers:
Red ="2300875360"
Green ="2300875360"- update.
Blue ="2709919680" -update.
I am running these settings directly from the post in the nexus s forum. Looks absolutely superb even at low brightness.
The only quirk with these settings is having to leave minimum brightness at the default 20%, no biggie.
0|-| |\|035, 7|-|3 L337 |-|4><0R5
p\/\/|\|3D /\/\'/ 700|\|
Sent from XDA Premium App
hesh.monster said:
1) Screen v1 gamma hack:
-50 red
-53 green
-44 blue
2) SRB multipliers:
Red ="2300875360"
Green ="2300875360"- update.
Blue ="2709919680" -update.
I am running these settings directly from the post in the nexus s forum. Looks absolutely superb even at low brightness.
The only quirk with these settings is having to leave minimum brightness at the default 20%, no biggie.
0|-| |\|035, 7|-|3 L337 |-|4><0R5
p\/\/|\|3D /\/\'/ 700|\|
Sent from XDA Premium App
Click to expand...
Click to collapse
Just tried and it does look pretty good, better than default.
Keithn said:
Just tried and it does look pretty good, better than default.
Click to expand...
Click to collapse
Yeah its a good start, they are similar to what I ended up with after an hour of messing around with the phone. The thing that sticks out to me is the screen clarity definitely suffered. If you get a picture that has tiny details like a black leather wallpaper that shows grain, there is a noticeable difference from stock to the above posted settings in shadow detail and image clarity. I'll keep messing around with it more and post later on.
mastamoon said:
It would be awesome if somebody that has a display calabrating device stick it on the phone and give use some "professional" numbers to start off at. This is done often in the HDTV world.
Sent from my SCH-I500 using Tapatalk
Click to expand...
Click to collapse
I have access to the calabrating equipment for HDTVs.
I'll see what I can get going on this. May take some time but I'll get on it when I can.
Dalamar1320 said:
I have access to the calabrating equipment for HDTVs.
I'll see what I can get going on this. May take some time but I'll get on it when I can.
Click to expand...
Click to collapse
Awesome! Thank you!
Sent from my SCH-I500 using XDA App
Keithn said:
Just tried and it does look pretty good, better than default.
Click to expand...
Click to collapse
It looks great, but i can't stand how the screen messes up when it goes to "dim" mode (on miui anyway).
I use this currently on miui:
http://forum.xda-developers.com/showpost.php?p=14881097&postcount=165
kallell said:
It looks great, but i can't stand how the screen messes up when it goes to "dim" mode (on miui anyway).
I use this currently on miui:
http://forum.xda-developers.com/showpost.php?p=14881097&postcount=165
Click to expand...
Click to collapse
Does it get yellow/green?
Sent from my SCH-I500 using XDA App
papstar said:
Does it get yellow/green?
Sent from my SCH-I500 using XDA App
Click to expand...
Click to collapse
Nope. This setting will be safe.
Also,
And just as an update, glitch's new kernel fixes this issue (beta tested atm); so you will be able to use any setting you want without the screen freaking out once he releases it.
Anyone have any better settings for our device? The nexus s ones look pretty good. Anyone do a pro calibration yet for the fascinate?
Sent from my SCH-I500 using XDA App
Bumping this to see if we can get anymore setups
I'll post my setup just in case anyone else finds it useful. I found that some of the settings posted were somewhat red/green when the screen was really dim (my dim setting is at 10), so I blued it up a bit. Things may not be all that different from stock, I haven't really compared.
voodoo profile v1
Screen RGB:
Red - 23111...
Green - 18713...
Blue - 23724...
Gamma offset:
Red -14
Green -17
Blue -18
EDIT: When looking at my gmail inbox (namely, unread messages), I still found the gray to be too red. If you agree, I've toned the red setting in SRGB to 21168...
Cleanest colors for me were as follows:
RGB Mulipliers:
Red=4294967290
Green=3354165120
Blue=4294967290
Gamma Offsets:
Red=0
Green=0
Blue=0
All the others I tried were just too red, green, or dark. These are perfect for me, try it out yourself!
--Changed my settings a couple days later..see this post.
Spent some time and found these to be the best settings for me.
Color profile: Voodoo Profile v1
Screen RGB multipliers:
Red = 3200773120
Green = 3159868800
Blue = 4008636160
Screen v1 gamma hack: Alt. settings
Ritchell said:
I'll post my setup just in case anyone else finds it useful. I found that some of the settings posted were somewhat red/green when the screen was really dim (my dim setting is at 10), so I blued it up a bit. Things may not be all that different from stock, I haven't really compared.
voodoo profile v1
Screen RGB:
Red - 23111...
Green - 18713...
Blue - 23724...
Gamma offset:
Red -14
Green -17
Blue -18
EDIT: When looking at my gmail inbox (namely, unread messages), I still found the gray to be too red. If you agree, I've toned the red setting in SRGB to 21168...
Click to expand...
Click to collapse
im using your settings and i get no green screen even on lowest brightness
ccampos784 said:
Spent some time and found these to be the best settings for me.
Color profile: Voodoo Profile v1
Screen RGB multipliers:
Red = 3200773120
Green = 3159868800
Blue = 4008636160
Screen v1 gamma hack: Alt. settings
Click to expand...
Click to collapse
Well, tried all the other listed here...liking yours the best so far..wish the app allowed you to TYPE in the values as well as the sliders...o well..
Anyone have the equivalent stock values for this(CM7 stock kernel)...I flashed the glitch kernel and was very put off by the ugly warm color scheme....what was wrong with stock colors any way...IMO they should have some Presets, like Stock, Cool Warm, Standard...kinda like they do for desktop monitors..
speedingcheetah said:
Well, tried all the other listed here...liking yours the best so far..wish the app allowed you to TYPE in the values as well as the sliders...o well..
Anyone have the equivalent stock values for this(CM7 stock kernel)...I flashed the glitch kernel and was very put off by the ugly warm color scheme....what was wrong with stock colors any way...IMO they should have some Presets, like Stock, Cool Warm, Standard...kinda like they do for desktop monitors..
Click to expand...
Click to collapse
It will be fixed in the next glitch update. I'm about to post my color settings which have great vibrance in all brightnesses and color ranges, white whites and black blacks. I have tried just about every recommended setting and nothing has looked quite right until I spent some time making my own.
Sent from my MIUI SCH-i500

[SETTINGS & QUESTION] CM Color tuning, post question and settings here

Ok, i started this thread to discuss about new CM9 feature: the color tuning
The feature, with build 14, has become mature and then here we can share our best settings
Remeber that screens aren't all the same so colors can varie from phone to phone, but generally there aren't much difference
Please use this thread only for CM color question
The general cm9 thread is here
All other question will be ignored
so far i'm using
Red 0.917
Green 1
Blue 0.944
red gamma 11
green gamma 12
blue gamma 11
Setting must be with this format
Red
Green
Blue
Red gamma
Green gamma
Blue gamma
but i'm not 100% satisfied, so i'm working to get better possible
hi there...before i start fiddling with it..can u help me understand what each slider do?
Also..right now the CM colors are perfect but there is a lot of noise in darker pictures how can i correct it without making the overall picture yellowish?
thanks!
currently using
.591
.591
.591
7
5
5
First slider's series concern rgb adjustement, the second change the gamma of each color
I'm trying to understand how it works properly
With these adjustment you can mix red,green and blu and try to have best looking possible color
If you set all color t same setting would be few useless, we must try differents level to have acceptable black and white, which are the extreme opposite colors
Maybe someone can help faster than me
As I wrote in the CM9 General thread, your settings look amazing erto90.
I tried messing around myself but I don't have the eye for this stuff.
Andeby said:
As I wrote in the CM9 General thread, your settings look amazing erto90.
I tried messing around myself but I don't have the eye for this stuff.
Click to expand...
Click to collapse
Ok thanks, but i opened the thread to share our settings
I've reached my settings after 15m of trying but i think we can do better!
So, guys, share best settings you can!
So messing around again with this, I just put gamma to 20 on all colors, using the color settings in OP, and I am really liking it.
Edit:
Red gamma 11
Green gamma 15
Blue gamma 11
Looks good too.
All at 20 became a bit weird after using it for a while.
My settings with balanced white and black:
0.868
0.632
0.688
3
6
5
Not perfect but looks for me realy good.
This is my settings, were made by a photographer friend of mine...
0.5
0.438
0.581
-14
-10
-7
My settings for yellow tinted screens such as mine.
0.680
0.573
0.884
-16
-20
-17
That's made to avoid the green bug at minimum darkness and to try to keep acceptable dark greys.
Sure it's still quite saturated but anything with more gamma turn the grey too bright...
Though I have to say it's better than Voodoo hack, perhaps because the MDNIE are disabled (they lighten the greys and turn them red on Samsung roms).
spakkkk said:
This is my settings, were made by a photographer friend of mine...
0.5
0.438
0.581
-14
-10
-7
Click to expand...
Click to collapse
this setting is good! thanks man
spakkkk said:
This is my settings, were made by a photographer friend of mine...
0.5
0.438
0.581
-14
-10
-7
Click to expand...
Click to collapse
Just wanted to say thanks for sharing these settings, they look great!
i have new settings.
they are really better but when the brightness is low they look a little bit greenish, maybe kernel issue.
0.231
0.231
0.280
-14
-16
-10
My settings:
0,500
0,438
0,581
-9
-9
-0
btw. can someone tell me what is mDNIe Mode??
(it says it´s display post-processing) ..is anyone using it?? ..and what mode do you use?
sokre988 said:
My settings:
btw. can someone tell me what is mDNIe Mode??
(it says it´s display post-processing) ..is anyone using it?? ..and what mode do you use?
Click to expand...
Click to collapse
It's a kind of filter that boosts particular colours, quite like digital vibrance on your PC video card.
I don't like this, it gives more banding and tint in the dark greys.
Tatsuya79 said:
It's a kind of filter that boosts particular colours, quite like digital vibrance on your PC video card.
I don't like this, it gives more banding and tint in the dark greys.
Click to expand...
Click to collapse
Thanks, I´ve tried all 4 modes, and the best one is UI mode ..I´ll see how it looks on games, movies, pics etc..
spakkkk said:
i have new settings.
they are really better but when the brightness is low they look a little bit greenish, maybe kernel issue.
0.231
0.231
0.280
-14
-16
-10
Click to expand...
Click to collapse
Yeah they look just as good, but unfortunately I run at low brightness more often that not and the green tint is a deal breaker. Gonna play with it and see if I can eliminate or at least reduce it. Thanks again.
My settings are...
1,000
1,000
1,000
-14
-12
-11
erto90 said:
Ok, i started this thread to discuss about new CM9 feature: the color tuning
The feature, with build 14, has become mature and then here we can share our best settings
Remeber that screens aren't all the same so colors can varie from phone to phone, but generally there aren't much difference
Please use this thread only for CM color question
The general cm9 thread is here
All other question will be ignored
so far i'm using
Red 0.917
Green 1
Blue 0.944
red gamma 11
green gamma 12
blue gamma 11
Setting must be with this format
Red
Green
Blue
Red gamma
Green gamma
Blue gamma
but i'm not 100% satisfied, so i'm working to get better possible
Click to expand...
Click to collapse
perfect for me
just would like to share my settings
(because I love voodoo color, so, my setting is nearly the same with voodoo color)
great color, great red, great green, great blue.
Red 0.874
Green 0.874
Blue 0.949
Reg Gamma -15
Green Gamma -15
BLue Gamma -18
if you have suggestion, you can tell me..
have a nice day with great color.. ^^
.860
.868
.1
20
20
18
I used voodoo color back at gingerbread and this settings are pretty close to me..
Give this settings a try.
Sent from my GT-I9000 using XDA

[Q] What are Gamma settings?

What exactly does gamma do?
I read somewhere that you can tweak gamma settings with no effect on battery life. So you can turn the screen brightness to the minimum and raise a color setting to make the screen contrast better.
It seems to be a popular feature in kernels, but what exactly do people aim to achieve by changing their gamma settings, I don't get it...
quoting myself from another thread:
dagaetch said:
2.2 is the value you want. As for why, see http://www.cambridgeincolour.com/tutorials/gamma-correction.htm; basically, electronic images are biased a certain way, and gamma correction is intended to remove that bias. since screens are different, you need different settings to correct the appropriate amount to reach 2.2, which apparently became the industry standard at some point.
Click to expand...
Click to collapse
It seems to be a popular feature in kernels, but what exactly do people aim to achieve by changing their gamma settings, I don't get it...
Click to expand...
Click to collapse
we aim at making our eyes happy
dagaetch said:
quoting myself from another thread:
Click to expand...
Click to collapse
Thank You! I think that pretty much halfway answers my question.
Now I wonder the effects of gamma settings on battery, and what brightness/gamma configuration is more 'eye pleasing'.
Is there a general consensious on what that configuration miht be on the Nexus 4 or will I have to play with settings to find out my own?
mastrgamr said:
Thank You! I think that pretty much halfway answers my question.
Now I wonder the effects of gamma settings on battery, and what brightness/gamma configuration is more 'eye pleasing'.
Is there a general consensious on what that configuration miht be on the Nexus 4 or will I have to play with settings to find out my own?
Click to expand...
Click to collapse
There's a few presets that you can find on xda but in reality they'll all need tweaked a bit. Like the other guy said, every screens different.
Nexus 4
ATT Straight Talk $45/mo
running xylon 2.1 4.2.2 faux kernel
mastrgamr said:
Now I wonder the effects of gamma settings on battery, and what brightness/gamma configuration is more 'eye pleasing'.
Click to expand...
Click to collapse
No effect on the battery. This phone has an LCD screen with a backlight, so no matter the colours, the battery drain is the same. The only possible side effect is of your gamma tuning leaves your screen so dark that you have to bump the brightness, which could affect the battery.
Sent from my Nexus 4

KCAL Colour Calibration

Has anyone played with KCAL values to tweak their display settings?
Edit//
For those wondering here's my setup, you must be on an AOSP rom:
ROM: AICP latest nightly
Kernel: Furnace kernel
Tools: KCAL Color Control & Whetstone
Values for deeper blues/blacks and more of an AMOLED feel:
R:245
G:245
B:256
S:50
V:128
C:128
Also from Superuser_, for those who do not have the SVC options
Superuser_ said:
I don't know if the panels are different,but the following numbers give me brilliant white(cold)
R 216
G 222
B 256
Click to expand...
Click to collapse
Here are my settings.
i actually have something pretty similar as well, looks more like AMOLED after the changes:
R:245
G:245
B:256
S:50
V:128
C:128
I don't know if the panels are different,but the following numbers give me brilliant white(cold)
R 216
G 222
B 256
OK I give, can someone point me to the KCAL setting? I'm only aware of the accessibility/color adjustment.
Same here please. I google KCAL and all I get is apps to do with calorie counting. Is it an app and does the phone need to be rooted?
Thanks
Trickstermod can do the same and is in play store. Need root as kcal too
Here guys: http://downloads.codefi.re/savoca/kcal
imapfsr said:
Same here please. I google KCAL and all I get is apps to do with calorie counting. Is it an app and does the phone need to be rooted?
Thanks
Click to expand...
Click to collapse
rzracer2 said:
OK I give, can someone point me to the KCAL setting? I'm only aware of the accessibility/color adjustment.
Click to expand...
Click to collapse
It seems to be aosp only with a supported kernel
Superuser_ said:
I don't know if the panels are different,but the following numbers give me brilliant white(cold)
R 216
G 222
B 256
Click to expand...
Click to collapse
what kernel are you using?
i was on 777 for a while but it lacked (vs. furnace) the saturation, contrast and value section, those parts seemed to be the most important for getting that deeper/cooler look
Cow07 said:
what kernel are you using?
i was on 777 for a while but it lacked (vs. furnace) the saturation, contrast and value section, those parts seemed to be the most important for getting that deeper/cooler look
Click to expand...
Click to collapse
Yah agree..
I'm on crash rom official..I think has stock kernel
This app let me using only the RGB parameters but with those numbers I have the same white and same level of max brightness compared with my girlfriend's G2
@goxi87 @Cow07 so which Rom are you using? Really wan to know which Rom has the compatible kernel for this app Thanks in advance
"Make it COUNT"
CM12 with Furnace kernel
I installed V1.1 - I am on stock Rom Sprint LS990 and i have RGB settings but no SVC.
Anyone know why???
Must be on Furnace kernel. But this kernel is for AOSP roms.
Thanks! Will definitly switch to furnace
"Make it COUNT"
HK-AD said:
Thanks! Will definitly switch to furnace
"Make it COUNT"
Click to expand...
Click to collapse
I'm on aicp with furnace. 777 has kcal implemented as well but doesn't have the saturation settings though.
HK-AD said:
@goxi87 @Cow07 so which Rom are you using? Really wan to know which Rom has the compatible kernel for this app Thanks in advance
"Make it COUNT"
Click to expand...
Click to collapse
ingoljosh said:
I installed V1.1 - I am on stock Rom Sprint LS990 and i have RGB settings but no SVC.
Anyone know why???
Click to expand...
Click to collapse
I edited my first post to summarize the required things for colour control
Superuser_ said:
I don't know if the panels are different,but the following numbers give me brilliant white(cold)
R 216
G 222
B 256
Click to expand...
Click to collapse
This is working nicely on mine as i am on stock kernel (linux) and only have access to RGB
BIG difference, stock settings gives off a yellowish white (compared to my G2) and with this setting it matches whites exactly. i wish it were a bit brighter though.
ingoljosh said:
This is working nicely on mine as i am on stock kernel (linux) and only have access to RGB
BIG difference, stock settings gives off a yellowish white (compared to my G2) and with this setting it matches whites exactly. i wish it were a bit brighter though.
Click to expand...
Click to collapse
try and the following numbers(if the previous shows to you a bit blue..):
R 229
G 216
B 256

HTC One (M9) Colour Control Screen Settings

Hello!
My first thread on XDA Developers.
I've been a lurker on these forums for some time having used various custom ROMs and kernels for Windows Mobile, Windows Phone 7 and now Android. I've mostly been a big advocate of Samsung gear until they decided to release the S6 with no storage expansion as this is what I looked for in any phone I upgraded to. This led me to buy the HTC One M9. The community so far has been great with custom ROMS and Kernels with the limited sources provided by HTC so I figured I would give something back to the HTC One M9 community.
Now it has been said that the HTC One M9 screen is not as great as it could be and is in fact a downgrade compared to the M7 and M8. This is mostly due to the fact the screen is calibrated very "cool" (8500k) temperature. With that in mind I just used my X-Rite i1Display Pro to get the white point to D65 (aka 6500k) and succeeded within a few minutes.
The settings I have are for the HTC One M9 UK EE gold/gold edition but I'm sure the settings can be used on other variants from other network providers in other countries too as it will at least get you close to D65 for more accurate colour reproduction on the screen.
I guess I've said a lot so I'll shut up and share the settings with you - please note I've used the colour control aspect of the custom kernels available to make the changes.
Ew that's crazy yellow lol. Try mine
I forgot to mention the rest of the saturation, value, contrast, hue need to be set to their default.
Considering my settings are not working on yours Reubenskelly1992 and yours are VERY blue, even more so than what I had out of the box on my M9, could it be there's a much bigger variation in screen quality?
reubenskelly1992 said:
Ew that's crazy yellow lol. Try mine
Click to expand...
Click to collapse
skeet94 said:
I forgot to mention the rest of the saturation, value, contrast, hue need to be set to their default.
Considering my settings are not working on yours Reubenskelly1992 and yours are VERY blue, even more so than what I had out of the box on my M9, could it be there's a much bigger variation in screen quality?
Click to expand...
Click to collapse
Maybe we need to compare Serial Num mine begins with FA53HYJ and @skeet94 setting are very close to what i have found works
My blue setting has to be at 230 or it's way too blue
I found this to determine what the serial number means
http://droider.eu/2014/12/20/how-to-know-where-your-htc-phone-was-made/
mine = Taiwan 2015 / March / 17
What Kernel are you guys using?
Where do I find color settings? Or are you guys using any special app?
clsA said:
Maybe we need to compare Serial Num mine begins with FA53HYJ and @skeet94 setting are very close to what i have found works
My blue setting has to be at 230 or it's way too blue
I found this to determine what the serial number means
http://droider.eu/2014/12/20/how-to-know-where-your-htc-phone-was-made/
mine = Taiwan 2015 / March / 17
Click to expand...
Click to collapse
Fantastic!
Mine is Taiwan 2015 / March / 26
ragiut1 said:
What Kernel are you guys using?
Click to expand...
Click to collapse
I'm using OQC Kernel v002.
Karl-Johan said:
Where do I find color settings? Or are you guys using any special app?
Click to expand...
Click to collapse
Colour settings are part of custom kernels as mentioned in my first post.
skeet94 said:
Fantastic!
Mine is Taiwan 2015 / March / 26
I'm using OQC Kernel v002.
Colour settings are part of custom kernels as mentioned in my first post.
Click to expand...
Click to collapse
Any way to calibrate the screen without custom rom?
ragiut1 said:
What Kernel are you guys using?
Click to expand...
Click to collapse
Karl-Johan said:
Where do I find color settings? Or are you guys using any special app?
Click to expand...
Click to collapse
LeeDroid Kernel >> http://forum.xda-developers.com/one-m9/development/rom-leedroid-one-m9-v7-0-0-rc1-march-t3068468
and the Color Control app > http://downloads.codefi.re/savoca/kcal
Kernel Adiutor in the play store also has these settings
Info: If you boot into Download mode and choose System Info you can find your LCD
Mine is LCD: TDI_RES_69338
I have tried many different settings taken from the forum. But I think the most similar to the setting of M8 (maybe not the preferred for many) is mine, for now. Try it, tell me what you think.
At what brightness do you calibrate the colors at? Does it matter?
Voltor46 said:
I have tried many different settings taken from the forum. But I think the most similar to the setting of M8 (maybe not the preferred for many) is mine, for now. Try it, tell me what you think.
Click to expand...
Click to collapse
LeeDroid added a Brightness patch here
http://forum.xda-developers.com/showthread.php?p=60639310
It seems to have helped the look of my kcal settings. I turn off auto brightness and set mine too about 55% (2 clicks in the quick setting toggle)
These are my settings I use with ex app. Gives me a little more saturation and darker blacks
flar2 has added the color control for the stock kernel here >> http://forum.xda-developers.com/one-m9/development/mod-color-control-t3104598
you will still need custom recovery and root to use it
ViperOneM9 1.6.0 has added the RGB color control also.
To get everyone up to speed @LeeDroid added this feature about 2 weeks ago and their seem to be 2/3 different set of settings that bring the display up to the M8 standard.
@reubenskelly1992 latest setting
R:245
G:240
B:255
Min:101
Sat:43
Value:139
Contrast:130
hue:16
Updated:
R. 245
G. 235
B. 250
M. 100
Sat. 42
Value. 138
Contrast. 130
Hue . 14
and @skeet94 Settings in the first post
R:251
G:225
B:206
Min:35
Sat:32
Value:128
Contrast:128
hue:0
and My version of the above settings combined (sort of lol )(Sensor Info: LCD: TDI_RES_69338)
R:250
G:240
B:230
Min:100
Sat:40
Value:132
Contrast:138
hue:16
clsA said:
flar2 has added the color control for the stock kernel here >> http://forum.xda-developers.com/one-m9/development/mod-color-control-t3104598
you will still need custom recovery and root to use it
ViperOneM9 1.6.0 has added the RGB color control also.
To get everyone up to speed @LeeDroid added this feature about 2 weeks ago and their seem to be 2/3 different set of settings that bring the display up to the M8 standard.
@reubenskelly1992 latest setting
R:245
G:240
B:255
Min:101
Sat:43
Value:139
Contrast:130
hue:16
and @skeet94 Settings in the first post
R:251
G:225
B:206
Min:35
Sat:32
Value:128
Contrast:128
hue:0
and My version of the above settings combined (sort of lol )
R:250
G:240
B:230
Min:100
Sat:40
Value:132
Contrast:138
hue:16
Click to expand...
Click to collapse
Thanks for this
clsA said:
flar2 has added the color control for the stock kernel here >> http://forum.xda-developers.com/one-m9/development/mod-color-control-t3104598
you will still need custom recovery and root to use it
ViperOneM9 1.6.0 has added the RGB color control also.
To get everyone up to speed @LeeDroid added this feature about 2 weeks ago and their seem to be 2/3 different set of settings that bring the display up to the M8 standard.
@reubenskelly1992 latest setting
R:245
G:240
B:255
Min:101
Sat:43
Value:139
Contrast:130
hue:16
and @skeet94 Settings in the first post
R:251
G:225
B:206
Min:35
Sat:32
Value:128
Contrast:128
hue:0
and My version of the above settings combined (sort of lol )
R:250
G:240
B:230
Min:100
Sat:40
Value:132
Contrast:138
hue:16
Click to expand...
Click to collapse
Would you guys mind posting which LCDs each of you have for your recommended settings? I'd imagine these settings only work with specific screens.
Genetic517 said:
Would you guys mind posting which LCDs each of you have for your recommended settings? I'd imagine these settings only work with specific screens.
Click to expand...
Click to collapse
On general these should work and it's a guideline so every device may be slightly different but probably just a little bit of tweaking
Genetic517 said:
Would you guys mind posting which LCDs each of you have for your recommended settings? I'd imagine these settings only work with specific screens.
Click to expand...
Click to collapse
I posted all my info in post #4 and post #9
I haven't found an app that tells the exact screen make/model
clsA said:
I posted all my info in post #4 and post #7
I haven't found an app that tells the exact screen make/model
Click to expand...
Click to collapse
You gotta go into bootloder mode and there is an option there to see settings
nazrin313 said:
You gotta go into bootloder mode and there is an option there to see settings
Click to expand...
Click to collapse
yeah it's in post 9 and updated post #14

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