pictures are grainy - Thunderbolt Q&A, Help & Troubleshooting

running BAMF 1.8.6. all pictures that i take appear grainy. ive checked the TB forums but nothing useful. are y'all experiencing the same or am i missing something? any fixes? different rom? different kernel? camera?
thanks
mark

markkal123 said:
running BAMF 1.8.6. all pictures that i take appear grainy. ive checked the TB forums but nothing useful. are y'all experiencing the same or am i missing something? any fixes? different rom? different kernel? camera?
thanks
mark
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Clean the lens, make sure you have good lighting as well.
Sent from my thunderstick

"clean the lense" - my first thought. grainy regardless of lighting condition but not as grainy outside in natural sunlight.

Rule out the rom, 1.8.6 is mint for me.
Sent from my ADR6400L using Tapatalk

I've noticed pictures are grainy on any rom for the TB and on the Incredible. It seems to happen most when you do not have enough natural light or when you are zooming. Phones do not have optical zoom they have digital zoom and there is a difference. I think digital just adds more pixels where as optical actually magnifies.

I took this one zoomed about 3/4 of the way in today in bright sunlight using BaMF 1.8.6 Remixed. It's the only picture I've taken so far since flashing the rom though.
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yeah just wish my pictures werent so grainy

Digital zoom is pretty much useless - its equivalent to just cropping the photo. The graininess I think you're referring to is noise, rather than pixelation. You get noise when the total amount of light that hits the sensor is low, and with the tiny sensor on the TB (and most phones in general), this is impossible to avoid in many cases.
I do remember talk with some GB roms a while back about overclocking to 1.4 GHz for better camera performance. Maybe this would help? I can't imagine it would hurt...

Related

Vibrant Camera Refresh Rate

Is there a camera.apk around that can let you adjust the refresh rate of the Vibrant? It annoys me everytime when I'm shooting under low light condition with fluorescent light as there will be lines skipping across the camera picture...
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eew that doesnt happen for me
Chrsp said:
eew that doesnt happen for me
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It happened to me too once, I think it depends on the electricity frequency,
that may vary at different countries.
It's because you installed a ffc. Did you read any of the threads pertaining to the hardware mod you did? Wow. it is a very well known issue with the ffc
Sent from my Eugene powered vibrant
I did not install a FFC neither do I own one
If the camera is working correctly, and you suffer from this, one of the reason can be because of old style florescent lighting. It creates a rf that can cause this. Or, the camera mod could be defective. Or, using a ffc ehich uses a different freq format
adamcooks said:
It's because you installed a ffc. Did you read any of the threads pertaining to the hardware mod you did? Wow. it is a very well known issue with the ffc
Sent from my Eugene powered vibrant
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Ffc banding does not look like that. Its worse
Sent from my SGH-T959 using XDA App
I believe that banding is caused by inconsistent power the fluorescent fixture.
I work in video and see this stuff frequently when the light isn't getting the correct power from the ballast.
That'd be my guess. Banding especially bad if florescent is on a dimmer.
My "fix" is to change the fixture or use a different light source.
So far it's worked every time.
Just my guess. Willing to admit I may be wrong.
Good luck!
It is because of the electro magnetic waves emitted by some lights and most older CRT TVs you know the big glass heavy ones.
strange because all of my pics are low light leveled because it has no flash but that looks like how the light is emmitting from its source and the camera is just picking it up. have you tried replicating the same issue under different light sources?
Martezgarki said:
Is there a camera.apk around that can let you adjust the refresh rate of the Vibrant? It annoys me everytime when I'm shooting under low light condition with fluorescent light as there will be lines skipping across the camera picture...
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You can tweak the "white balance" setting and cure this easily.
Tried out every preset in the white balance setting but none of them seems to solve the problem... anyway it's not my camera's fault, I'm having the same problem with my EOS 500D.
Thread moved to Q&A.

Re: pentile screen image sample

Re: pentile screen image sample
Pentile screen quite obvious when using digital zoom in camera. see image attached
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Sent from my XT910 using XDA App
And what does pentile screen have to do with zoom? You do realize this is using digital zoom and it is crap?
Szadzik said:
And what does pentile screen have to do with zoom? You do realize this is using digital zoom and it is crap?
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Exactly. And..what does a picture taken with the phone's camera have to do with the screen? ...hmm.
This post is full of fail.
sorry but i don't really see your point.. this doesn't prove anything nor has to do with PenTile technology. your problem is called digital zoom so don't blame the screen if you don't know what you're talking about.
hi guys no need to be upset. it's just my initial thoughts... okay i admit digital zoom got nothing to do with the pentile display...i just noticed the pixelation seem to "look" like the pexilation of the pentile screen, but thats just my opinion.
cheers!
Sent from my XT910 using XDA App
My laptop doesn't have pentile so I can't see what you're seeing... but I'll take your word for it.
hi sleek68,
please don't take my word for it. im no expert. you can always refer here -->www.pentileblog.com.
what i could say is that it may not be the best display out there. i has potential along with appropriate fonts and icons that will render nicely on your display.
Sent from my XT910 using XDA App
I thought the OP wanted us to focus on the fence or something....lol
That screen shot isnt a good way to say its looks similar to Pentile.
You would be better off just taking a pic of your phone with another camera and hopefully get good detail.
And for me....letters and edges of icons is the only places where I can ...clearly....see it when held close. Held closer and its clearer on icons themselves.
Pic and clips....nothing.
Its not the display, its the camera and the JPEG rendering engine software.
Although it is 8 megapixels, it is not iPhone or SGS2 quality.
I notice the flaws in the pentile display when I am moving and zooming around in a Pdf file.
But I did get over 89,000 on the Browser Mark test.
Sent from my DROID RAZR using xda premium

sgs2 vertical lines on camera and screenshot

Not sure if i'm not searching hard enough for old topics related to camera of sgs2.
i noticed that there are vertical lines/waves or whatever you call it when taking pictures. it appears on certain light conditions and surfaces. light brown/flesh and whites.
is this normal? if not, is it hardware or software issue?
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anyone?
cant c the lines but may b lens is dirty or some thing on the inner glass
not me........... try wipe or flashing stock ROM and see again
Ya now I c it atifsh is right.an u can flash the camera firmware.
Sent from my GT-I9100 using xda premium
i think the lines are caused when you're under florescent/CFL bulb regardless if daylight or warm light.
this does not occur under incandescent bulbs
i have the same issue...
I took the phone apart, cleaned the len and the cover and still get the same result. The lines wont go away.
Someone mentioned you can flash the camera's firmware?
I've tried different firmwares aswell... CM9, MIUI, Hydrog3nics... all of them resulting with the same issue... I should try on a stock rom...
I would apreciate it if someone with a stock rom can take a picture of a white piece of paper with flash off under fluorescent light and please post the result...
Thanks again
The one i posted is already stock rom, stock firmware camera (dxlp7) under fluorescent light (office lighting).
I tried to reproduce it using ordinary fluorescent lamp and dont have this.
i think, might be wrong here, the problem is the interference (electrical or something) that causes this waves. i tried taking picture vertical still under the same lighting and don't have this anymore.
i just want to raise the issue again. i noticed that this is also present in gnote. yeah this is sgs2 section but i havent found any fix yet.
images here are from s2.
what's surprising is that lumia 900 and 800 have this issue. common denominator: amoled.
Have it Note
Sorry, i know im on the wrong forum (or i have the wrong phone)...
I have been searching for a fix on this issue. It is also present on my galaxy Note. Those lines are irritating, most of the time when im indoor and with so many fluorescent lights around the camera lines appear.
Hope samsung get to notice it and give us solutions.
here's another

photos with updated razr?

Can anyone post photos taken with their stock updated razr or their custom rom razr? I want to see how good they are because at first when i saw photos from the razr they were pretty bad.
I'm looking at getting a used razr... Possibly.
(upgrading from atrix)
RAZR is awesome...I was debating between this and nexus and I'm glad I took the RAZR. Battery life and performance is superb. With a little modifications the RAZR turns into exactly what your looking for. Even without the high density screen it still looks incredible I vote to get it
Sent from my XT910 using XDA
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Clearly I am never in the best lighting when these come up. Outdoors its fantastic. Fairly impressed indoors. Camera is fast. After it focuses it is no shutter. Just snap away. But the first focus is fairly quick too
Only issues with this and all phone cameras is digital noise in low-light conditions.
I never have flash on. Rarely use it. Seems to wash out some. I even use the low light setting w no flash if lamps are on.
Which rom are you guys using?
Hmm, those photos hardly look better (if even better at all) than my 5mp Atrix
Lol is this any better? I'm sure tapatalk cuts the photo some. I have a better pic outside
Here's my ultra busy boy
I think it does cut them. I'm uploading thru the app.
Just confirmed it. Tapatalk cuts a lot out. I uploaded it and saved it and checked out the details according to quickpic. That's mainly why. All I can say is I am very satisfied w the camera and what you may see on the samoled screen isn't exactly how it will look if you send it thru gmail and view it.
A few recent photos of my run-in with a deer:
Both on GB firmware. Don't have any good ones since installing ICS.
Just toke this one with gb 2.3.6
Sent from my XT910 using Tapatalk 2
sent from Droid Razr Using Xda Premium
This was uploaded from my tablet, but it was taken with my RAZR Maxx, version 6.12.181, stock ROM.
Sent from my Transformer Prime TF201 using Tapatalk

Lens flare problem

The flare appears while taking photos of bright objects in the dark, like candles. It can ruin a photo. I've never seen a flare like this in any smartphone camera. Does anyone have the same problem?
An example:
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The candle in the upper left corner should not be exhibiting this purple flare. Really annoying.
DabljuOne said:
I've never seen a flare like this in any smartphone camera.
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J.J. Abrams secretly helped design the LG V30 camera.
http://knowyourmeme.com/memes/needs-moar-lens-flare?full=1
Sent from my official open market LG US998 V30+
it's happened to Iphone 5. Do google search "iphone 5 purple flare".
waichai said:
it's happened to Iphone 5. Do google search "iphone 5 purple flare".
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Well, that's charming. Apple simply told it's users to point the camera at a different angle.
Still, it was in 2012. I've done a brief comparison with my girlfriend's Galaxy Note 4 and seen no flare there.
I would greatly appreciate any LG V30 user's opinion on this topic. I would like to know if it's the same in every V30, or is my unit especially faulty.
I think i found the answer.
The camera seems to be very susceptible to IR light. LG is using an IR lamp to assist autofocus, so naturally the camera has to detect it easily.
It just so happens, that a candle flame is quite hot. Because of that, it emits extensive amounts of IR light. I was able to get the same effect during the day, but it is best seen using an IR remote.
Well, nothig can be done with that as it seems. Every other phone I've used wasn't that susceptible to IR light. It certainly is a novelty to me.

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