Simple image test for One X users - HTC One X

I need a One X user to look at this chart and tell me where the One X display falls on the gamma curve (its not a contest so dont embellish numbers, it just tells you what the gamma is set at). The One X display is known as being the best so Im wondering what they set the gamma to.
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To use this chart zoom in enough so the lines arent garbled, blur your eyes and reply with the number value of where the grays blend in with each other the most (it doesnt have to be a perfect blend). You must zoom in enough so the lines arent being blurred together by the software, you need to bea able to see that there is a pure white line and a black line. My guess is the One X is around 2.0 and 2.2.

Here are some AnandTech display figures that may be of interest:
http://www.anandtech.com/Gallery/Album/1926#3
The HOX uses 3 different screens so results may vary according to which screen is in the unit.

I'm not sure if I understood correctly how to test. I'm supposed to look for the square which is closest in colour to the lines on the outside, right? I'd say it's around 1.2, though I have no idea which is better

asp2010 said:
I'm not sure if I understood correctly how to test. I'm supposed to look for the square which is closest in colour to the lines on the outside, right? I'd say it's around 1.2, though I have no idea which is better
Click to expand...
Click to collapse
Same here. 1.2
Sent from my HTC One X using xda premium

1.2 here too. My screen is a brighter yellower one
Sent from my HTC One X using xda premium

asp2010 said:
I'm not sure if I understood correctly how to test. I'm supposed to look for the square which is closest in colour to the lines on the outside, right? I'd say it's around 1.2, though I have no idea which is better
Click to expand...
Click to collapse
yes but you must zoom in close enough to the image so that the lines can be seen without being jumbled together. If you look at it zoomed out then it doesnt work. The lines are just black and white, when you blur your eyes they create true 50% gray so it is important that the image is zoomed in enough that the phone doesnt blur the lines together itself, the plain gray square that matches up with the lines will tell you what gamma the screen is set to.

Slightly less than 1.2

i just zoomed in on the pc and the lines are all black and white...

For me its 1.2 too..
Tryed outside with 100% backlight and indoors with minimal backlight..
Sent from my HTC One X using xda premium

Related

HTC Deisre AMOLED Pinkish to be a software issue!

Okay so i updatedmy phone to DeFroST 0.9, and i wanted to see if this was a hardware issue, now i have posted before and after pictures see for your self,
as you can see, this might as well be a software issue,
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After
Oh, that looks great! Thanks for the pictures, it's easier to breath now
but there is still pink in the htc website so it is hard to say what is going on,
one HTC manager I talked to said that there is a known hardware issue, but could not be 100% sure as they would have to look at the handset,
I don't notice pink in the "after" pictures. Still, the color is much "real" (I cannot say if it's better) compared to the "before" pictures
Here is a grey background screen
so what do you think?
To me looks lovely, compared with the generic 2.1 ROM.
Can I have the background, just to compare how it looks on my phone?
Im not to sure how i can retrive the wallpaer from this phone
Hopefully a few more people could post the photo's of there unit, so we can compare with the photo's i have,
from what I can tell this might as well be a software issue, i have installed 4 diff roms, and 1 out of 4 showed they grey correctly, but with the web browser showing pink instead of grey, as well, with the display at 0 1out o4 showed grey while the rest showed purple,
hope that this helps, but if your phone always shows pink and purple hase then it is a hardware issue,
Update will soon happen
these screens remind of plasmas where the whites look grey,
i have downloaded some burn-in software to run on the desire, to see
if there is any change and i will post my findings, sometimes burn in help the colors with plasmas to but this is a AMOLED screen,
I wonder if it's not HTC implementation that cause this issue?? It would be nice to be able to disable HTC sense from a regular Rom and try it out....
that would be an idea, need to find a rom with out htc sense
I don't think it has to do with Sense, since the N1 also has this "pink tint" issue (and as we all know, it doesn't have Sense).
So then could we say it is a gpu issue or screen issue?
I would say that is something more of a driver issue...
It would be interesting to know if the people that claim almost zero pinkness are using a different driver for the display.
Wondering if it would be possible to grab the driver from those guys and put it in the general release
Can someone who does not have the pink hase please if you are able to attach your drivers
well boys this is my screen now after i installed a wallpaper
These tests are interesting. My Desire has a very slight pink tint on greys, noticeable on Gmail app for example.
It would be wonderful if it was a driver issue. Keep us posted!
Well after hours and days on the phone, HTC HeadOffice is willing to replace my unit with a new unit, Nice

[Q] Camera Quality

https://plus.google.com/photos/103689204778294705577/albums/5688578494871763649
Is this a software problem? 5mbpx and 8mbpx shouldn't be this huge of a difference.
Did you let it focus? I've taken fantastic pictures.
Sent from my Galaxy Nexus using XDA App
Yup, manual focus by touching on "Toast".
davewpy said:
https://plus.google.com/photos/103689204778294705577/albums/5688578494871763649
Is this a software problem? 5mbpx and 8mbpx shouldn't be this huge of a difference.
Click to expand...
Click to collapse
What exactly is your problem with those pictures?
Focus point is different in both pictures btw, the darker pic has it on the "Lenovo" and the lighter picture in front of the cup, I think.
Both really. The camera module isn't all that great and better software makes a difference. I rested the MIUI camera software, camera FX and stock and stock software was by far the worst. That being said my old incredible took better pictures overall with the MIUI app.
Sent from my Galaxy Nexus using XDA App
Taking a picture of a scene with a lot of black and white can confuse the metering system of camera every easily. You would need to frame exactly the same scene to compare them. The camera is trying to average the whole frame to 18% grey, so if you have a lot of black in the scene, then black part will be closer to grey than black. A lot of white part will also be closer to grey than white.
From sample pictures I've seen GN's camera seems to lack some contrast, but gets more details out of darker area than other cameras, which also induces more noise in a poor lighting situation.
Not sure if this will do justice, hope it's not too compressed.
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Sent from my Galaxy Nexus using XDA App
I think this picture also shows what I said. It shows more details from shadow areas than pictures from other phone cameras, but because of that it appears to be lack of contrast (washout look if you will). I think it's definitely correctable via software if they choose to do it.
koolbon said:
I think this picture also shows what I said. It shows more details from shadow areas than pictures from other phone cameras, but because of that it appears to be lack of contrast (washout look if you will). I think it's definitely correctable via software if they choose to do it.
Click to expand...
Click to collapse
thanks static and koolbon i think you might have nailed it. i will do another test on dark and light - this time letting the camera meter the same way as the NS. in my first test, the GN metering/focus was on the cup.
its hard to take the exact same frame, NS had the camera offset from centre.

One X display puzzle

I was comparing the displays of One X vs Note 2 the other day and was very surprised too see that the display of Note 2 was much sharper! The same image was evidently blurrier and hazily on the One X's screen in comparison to that on the Note 2.
I'm not talking about vibrancy, colour reproduction, true black, true white but simply sharpness.*
I wonder if there is some sort of image processing mechanism built in the default image viewer of Samsung?
Given the size (4.7 vs 5.5), same resolution, higher PPI, true RGB, the SLCD 2 screen of the One X should have been equal or better than Sammy's?
The reason why I got the One X for my girlfriend was because she never likes the over saturated colour of SAMOLED (ie. Sammy S3) and much prefers the natural tone of LCD but looks like when it comes to sharpness there really is no contest.*
I have been a user of Samsung Galaxy line since the S1 and now I have the Note 2 but I absolutely love the screen on the One X, just find it a bit puzzling that the former is sharper while technically it shouldn't be!
This is in no way a troll or a wish to start a flame war or anything like that.
is not logical what ur saying..the big DIFFERENCE BETWEN SUPER AMOLED(Pentile) and HTC LCD2 is that the HTC ONE X is more sharper so is better
look at the difference between pixels
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nemer12 said:
is not logical what ur saying..the big DIFFERENCE BETWEN SUPER AMOLED(Pentile) and HTC LCD2 is that the HTC ONE X is more sharper so is better
look at the difference between pixels
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Click to collapse
Dude, the note 2 ain't using a pentile screen, nor an RGB stripe. Its weird.
Sent from my faster than SGS3 HOX.
still LCD can reproduce images better and sharper..the thing with LED is that they are more " stable " and the colors are very " alive "..and thats a thing that I hate.
The note 2 is using the IPS OLED display. I find the note 2 screen overall less sharp than the One X. However, there may be cases where the note 2 may appear as if it was sharper, especially when looking at dark/black images. That's due to the more punchy color of the note 2. When looking at texts and in general I find the One X has sharper and overall better display.
Sent from my HTC One X using xda app-developers app

[Q] Yellowish tint near bottom of the screen

I just picked up a 2013 Nexus 7 this weekend as an upgrade for my 2012 model. Seems like a solid upgrade so far but I'm bothered by one item and it's the yellowish gradient toward the bottom one or two inches of the screen. I need to tilt the device maybe 15 degrees away from me to get a more consistent color. If I rotate the device 90 degrees counter-clockwise (camera now on the left), I can still see the yellowish darkening on light screens on the right. My 2012 model has consistent color throughout. I found a number of posts regarding people complaining of about a warmer color to the 2013 screen but haven't seen anything describing the gradient I see. It's rather annoying when reading webpages or ebooks with a light background.
Anyone else see this on their Nexus? Did it improve with time?
I tried to take a couple of photos but my camera doesn't seem to be doing a good job of picking up the colors.
Common issue
I returned mine (because of it) and got a new one which had exactly the same thing.
I also checked out a friend's N7 and had the same thing.
So I guess it is a normal thing. It is hardly noticeable and only on white background.
(Most panels have some kind of uniformity issues. I checked an iPad 3 and had some other issues...)
antypas said:
I returned mine (because of it) and got a new one which had exactly the same thing.
I also checked out a friend's N7 and had the same thing.
So I guess it is a normal thing. It is hardly noticeable and only on white background.
(Most panels have some kind of uniformity issues. I checked an iPad 3 and had some other issues...)
Click to expand...
Click to collapse
Thanks for the feedback. This is actually driving me nuts and I'm going to take it back to see if I can get one with at least less of the effect. Mine seems to be worse than the display model in the store I saw today. If they can't give me something that's equivalent in color consistency to my 2012 Nexus 7 then I'll return it and just stick with that.
If I were you I wouldn't bother.
In the store there are other ambient factors that may trick you in believing the store's sample is batter. But it will not.
3 samples I checked are exactly the same...
My device have yellow tint to. How to fix? "Screen adjuster" and other not helped for me.
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I don't believe that this is correctable with software. I ended up getting a different tablet altogether and even this 10" one has the same issue. Guessing these panels are all coming from the same manufacturer....

Light bleeding bottom right corner

Anyone can see small light bleeding at bottom right corner?
Visible on light colors as shining vertical line.
No big deal but on that price could be without it.
no i don't think i have that here or at least can't see it..
The only light bleeding I see is between the notification LED and the sensor that is right next to it. (But not the one right next to the speaker.) It's kind of hard to even tell anything is there during the day.
EDIT: NVM It is the one right next to the speaker, which I think is the light sensor. That's not ideal, but ah well.
Hard to take photo of it. It is shadow from bottom and shining line at corner. Visible especially at daylight.
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Odesláno z mého H8324 pomocí Tapatalk
Yep, got it in my XZ2C. Also remember having it on at least 3 more different Sony smartphones, can't be bothered to remember which.
YES i thought that was my wallpaper but when i changed to black i found that there is light bleeding
I dunno how 2 insert image in reply
but i attached the photo,taken by surface
liskam said:
I dunno how 2 insert image in reply
but i attached the photo,taken by surface
Click to expand...
Click to collapse
Did you guys know they used different panels for the different models of xz2c mine has no light bleed. I used the service code to determine which display model it is. Am so glad i got a regional international model hint hint lol
i have bleeding at the all topof the screen in XZ1
i have bleeding at the all top of the screen in XZ1. it's a fault from sony quality control in manufactories....i am dissappointed...is this bleedinf is under warranty or not??
ehBrY said:
Did you guys know they used different panels for the different models of xz2c mine has no light bleed. I used the service code to determine which display model it is. Am so glad i got a regional international model hint hint lol
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Click to collapse
how to check that code?thx!

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