Color Correction for RAW images - Xiaomi Redmi Note 3 Guides, News, & Discussion

Hello,
After editing build.prop i was successfully able to capture raw images in 48bit however the colors doesn't seem to be matching even after post processing in lightroom/photoshop
the 10bit raw images (20mb file size )have quite better colors, is there any other way make the 48bit raw images (30mb filesize) look better ?
i have attached a compassion of the three.

What build.prop u changed ??

ani_me_sh said:
What build.prop u changed ??
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http://forum.xda-developers.com/redmi-note-3/how-to/guide-how-to-enable-camera2-api-t3419579

@dranzer006 How do you open raw images? I've done whatever I could but it won't open, all apps say it's a damaged image or sth like that,I've tried Photoshop, lightroom, windows default image viewer and many more..
Sent from my Redmi Note 3 using Tapatalk

I never had any problems opening raw. It's around 30mb if you are using camera2 api (48bit) and 20mb if taken in 10bit using freedcam.

mehrshad.shafaghi said:
@dranzer006 How do you open raw images? I've done whatever I could but it won't open, all apps say it's a damaged image or sth like that,I've tried Photoshop, lightroom, windows default image viewer and many more..
Sent from my Redmi Note 3 using Tapatalk
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in me rn3, while using freedcam, if camera 1 api, select 'dng' format, not jpeg or bayer, then edit with snapseed or lightroom

MiripRedmoon said:
in me rn3, while using freedcam, if camera 1 api, select 'dng' format, not jpeg or bayer, then edit with snapseed or lightroom
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snap seed can't detect raw from RN3. but lightroom and ps works completely fine.

dranzer006 said:
snap seed can't detect raw from RN3. but lightroom and ps works completely fine.
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working for me, when i take raw image using freedcam then i open freedcam viewer, choose the 'dng' image, then select triangle icon next to trash icon, then choose snapseed

Related

Pixelated Image when zoomed on Gallery

My pictures become pixelated when zoomed on Gallery.
They look sharp if I don't zoom at all, but as soon as I zoom (Even a little bit). I can see the pixelation.
The picture is a 300 dpi one with resolution of 1748 x 2480.
But, with no zoom at all, they look perfectly sharp.
Is this normal? because the same picture looks sharp in my desktop monitor even though I zoomed it?
thanks
surfol said:
My pictures become pixelated when zoomed on Gallery.
They look sharp if I don't zoom at all, but as soon as I zoom (Even a little bit). I can see the pixelation.
The picture is a 300 dpi one with resolution of 1748 x 2480.
But, with no zoom at all, they look perfectly sharp.
Is this normal? because the same picture looks sharp in my desktop monitor even though I zoomed it?
thanks
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Also, I find that I'm unable to share this picture with whatsapp, bbb, etc.
But I was able to share my other pictures.
So, I reduced the resolution to 875 x 1240, and now not only was I able to share this picture with my friends,
but when zooming this picture on Gallery (after the resolution has been reduced), it doesn't get pixelated!
Is this a bug on Note 3 ? So I can't send picture with high resolution ?
Nu such issue on Quickpic. Give that a try.
Whatsapp downscales images severely by default, by the way.
surfol said:
Also, I find that I'm unable to share this picture with whatsapp, bbb, etc.
But I was able to share my other pictures.
So, I reduced the resolution to 875 x 1240, and now not only was I able to share this picture with my friends,
but when zooming this picture on Gallery (after the resolution has been reduced), it doesn't get pixelated!
Is this a bug on Note 3 ? So I can't send picture with high resolution ?
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btw this only happens to pictures that I uploaded from my computer, that have hi resolutions.
This doesn't apply to hi res pictures taken from the Note 3 camera.
This is weird.
Thanks I'll try Quickpic, but it still doesn't solve the problem of not being able to share hi res pics in whatsapp/bbm.
I'll test.
4752x3168 300dpi 13,9MB taken with a DSLR: Sharing works. The image looks horribly downscaled in Whatsapp due to their automatic scaling, but it works fine.
I can't test the Stock Gallery, as it freezes upon opening by default. It has no 'exclude folders' option, and I have one folder that contains 8392 saved websites+files(in folders). As you can imagine, that tends to overload the app.
ShadowLea said:
I'll test.
4752x3168 300dpi 13,9MB taken with a DSLR: Sharing works. The image looks horribly downscaled in Whatsapp due to their automatic scaling, but it works fine.
I can't test the Stock Gallery, as it freezes upon opening by default. It has no 'exclude folders' option, and I have one folder that contains 8392 saved websites+files(in folders). As you can imagine, that tends to overload the app.
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thanks for trying.
my picture is actually a 300 dpi 1748 x 2480 JPEG file, generated from a photoshop file (It's a promotional brochure).
surfol said:
thanks for trying.
my picture is actually a 300 dpi 1748 x 2480 JPEG file, generated from a photoshop file (It's a promotional brochure).
Click to expand...
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update:
I changed the Photoshop file Mode to RGB (it was CMYK originally), then save the file to JPEG and transfer it to my Note 3.
Now there's no problem in zooming in and sharing the file.
So I guess CMYK is not really compatible in Note 3/mobile?

[GUIDE] Workaround(s) for taking RAW Photos on Sultanxda's CAF Rom

Intro:
As many of us, (myself included), we already knew that @Sultanxda said that his ROM and Camera HAL he developed on it, doesn't support RAW picturing. Months ago, I discovered a way to get ride into it, and manage to taking RAW photos. I'm not claiming I've developed by myself, I just found it as curious I'm. As I didn't see any post or thread informing about this, I decided to start this one to discuss about it. So, let start.
Requisites:
Obvious thing, you have to root, unlock, blah blah and install the pertinent ROM from the Sultanxda's thread. It works on all CM 12.1 builds. I haven't tested it on OxygenOS 1.0.0, OxygenOS 2.1.4, or Sultan's CM 13. Try and let me know.
***ANY SUGGESTIONS OR INFO ARE VERY WELCOME, AS I SAID, I'M NOT A DEVELOPER - I'M JUST SHARING IN SOMEONE DON'T KNOW ABOUT THIS***
Update! March 28th, 2016
Now you can test and use the CM12.1 Sultanxda's Snapdragon Camera, merged with the features I will detail below in the post. The user @gwindlord, sent me this incredible app. You can try it out flashing this zip.
Also, I've just realized that, this is a DNG photo tutorial! Because, the .raw file generated is pretty obsolete in the SnapCam. And the newer Bacon Camera app, doens't generate a .raw file. It is just a .dng with a .jpeg preview file. FreeDCam, doens't generate any .jpeg or .raw, that's why you can't edit these files on Snapseed.
Steps:
1.- You have to install these two apps.
SnapCam 0.6 by @fgnm - http://forum.xda-developers.com/oneplus-one/themes-apps/app-snapdragon-camera-mod-t3210978
Snapseed by Google- https://play.google.com/store/apps/details?id=com.niksoftware.snapseed
2.- Before you open the SnapCam, make sure that the Snapdragon Camera that comes with the ROM, is already closed. When you open it, change the picture resolution to 13 MP (I guess theres a bug that makes appear a 21.5 MP resolution, maybe due the app was build to work entirely with the original CM Camera HAL).
3.- Then, go to Settings > More Settings
4.- Uncheck the Zero Shutter Lag option, and swipe down to find "Select Picture Format" option. Tap on it.
5.- Now, I'll try to explain the options that appears there, as far as I know due the results I got before;
JPEG - Normal .jpeg picture, as any camera does. Duh.
YUV422SP - This seems to be a Generic RAW codec, the camera app will crash after taking a picture, and just a .dng file will be dumped.
BayerQ10RGGB - Qualcomm codec. - A pure RAW file will be dumped, with a minor warm color temperature. *RECOMMENDED*
BayerM10RGGB - Qualcomm codec. - A pure RAW file will be dumped, with a minor warm color temperature, BUT, with a few last pixels on the right side, corrupted.
BayerIQ10RGGB - Qualcomm codec. - A pure RAW file will be dumped, with a highly green tint quality.
Select the one as you desire.
6.- Make sure that the "Save DNG raw" option is checked. If not, it will not work. (Dunno why).
7.- Take any photo. The picture will take around 5 secs to process, have a still hand!
8.- Go to the gallery app (stock one recommended), and there will be a new "raw" folder on it. All RAW photos taken will appear there. No one will have a preview, but you can read a few metadata info on the details.
9.- Now, go to the Snapseed app and open a pic normally. Select any of these pictures with no preview on it. You will have to guide using the date was taken.
10.- If everything goes right, the RAW editing welcome splash screen should appears. Pass over it, and you'll see the taken photo.
11.- Make the adjustments that you desire (you can manipulate it a lot, the quality is incredible). And then, save the picture. A progress bar should appear on the notification panel.
12.- When if finished, voilá! A processed .jpeg file will appear on you gallery. It's done!
Alternative Workarounds:
- Using the FreeDCam app by @troopii - https://play.google.com/store/apps/details?id=troop.com.freedcam
With this app, beside it can get all parameters directly from the camera driver, there's a way to take pictures in .dng format. No RAW will be generated, so you will not be able to edit it on Snapseed. The colors on this one will be totally natural and untouched, as well as exposure, contrast and sharpness.
- Using the Bacon Camera app by @fgnm (Paid app!) - https://play.google.com/store/apps/details?id=com.fgnm.baconcamera
As it is based on his deprecated SnapCam app, this app have the same method to work. But, the behaviour seems to be diferent. In case you use the BayerM10RGGB, a weird corruped picture will be dumped. I recommend the BayerQ10RGGB codec again, the result will be different; the white balance will appears 'cold' in this case, and the photo will have the normal resolution of 4208x3120. The main problem is, all pictures will be in potrait mode, no matters how you rotate the device.
Bugs - Curiosities:
I've noticed a few weird thing that I can't find an explanation, but well;
Pictures dumped will have a weird resolution; 4212x3082.
There are a few manual modes you can't use on this, like as; sharpness, contrast, saturation, and white balance.
Using the FreeDCam you can take .dng pictures using the front camera.
The .raw file is undecodable, but the .dng one is not. If you use RawTherapee for Windows, you may get able to edit your files even more.
The RAW file need the .dng one to work and viceversa on Snapseed.
Thanks to:
I want to give a lot of thanks to Sultanxda for his incredible ROM and Camera HAL, to fgnm; to develop an exclusive camera app designed for the OnePlus. And now also to gwindlord, to merge these functions into the original CM12.1's Snapdragon Camera.
Conclusion:
I remember I saw a post of Sultan saying that he got a kinda RAW picturing while he was developing his HAL, but it was undecodable. I really love this partial funtion, because I found the camera of the OPO a very good tool. And I hope that this tutotial work for all of you, or at least find it useful. I'm not have a technical knowledge of how this works, but it works. So, let's give it a try.
Good luck for everyone, and regards!
Interesting! Since Sultanxda's camera HAL was developed from the Oxygen OS's one, I wonder if this method also works on Oxygen OS? Maybe more people can try and report
FreeDCam has issues focusing on Sultanxda latest stable 6.0 and SnapCam 0.6 force closes when I tried to use it though
firenxe said:
FreeDCam has issues focusing on Sultanxda latest stable 6.0 and SnapCam 0.6 force closes when I tried to use it though
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I had not any focus problems con FreeDCam. SnapCam 0.6 might not work on MM roms.
I'm using the latest sultan MM rom from 18/04 and can confirm that it is possible to save dng files with FreeDCam!
I didn't flashed any of the zip files or anything else.
The exposure of the photos is not correct. Everything is too bright, but I can correct that by "underexposing" in RAW postproduction.
firenxe said:
Interesting! Since Sultanxda's camera HAL was developed from the Oxygen OS's one, I wonder if this method also works on Oxygen OS? Maybe more people can try and report
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Sultans hal was picked from caf and not oxygen os. He is using camera libraries from oxygen os. This is sth different.
Sent from my A0001 using XDA-Developers mobile app
With sultans MM rom snapseed can't see the dngs from the FreeDcam folder but you can share them into the app. A bit awkward.
While Adobe's Lightroom app does view and edit them nicely!
Sent from my A0001 using XDA-Developers mobile app

Is it possible to shoot Raw (DNG) ?

Can anyone test if its possible to shoot RAW with the Nova?
You can use the open camera apk (free) to test this.
And if it does shoot raw(dng files), could you upload the files?
Thanks!
I do not see any options for RAW in settings.
Michiel0912 said:
I do not see any options for RAW in settings.
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Did you try with the Open Camera app (or any other camera that enables dng capture)?
Yes, like you asked. I also tried AZ Camera but the phone does not support Camera 2 API.

Looking for the P9 stock camera apk

I own the little brother, the P9 Lite and while it does support Camera2 API and thus RAW DNG capture, there is no way to enable this in the stock camera app.
While I know there are several 3rd party camera apps that allow RAW capture, having tried most of them, none even comes close to the stock camera app. They're either clunky to use, or they're ugly as sin (I'm looking at you Open Camera).
I even tried editing /system/emui/lite/prop/local.prop and set ro.build.hw_emui_lie.enable to false and although it did change some aspects of the UI (shades, notification drop down blur etc) there was no RAW capture option in the default camera app.
I guess what I'm asking is if there is a way to capture RAW DNG files on the P9 Lite using the stock camera app.
Thanks.
Try pro mode and look if you see raw in camera settings.
Wow... Why did I not think of this before?!
Changing ro.build.hw_emui_lite.enable to false and then going into pro photo mode, the RAW capture option​ is right there.
Excellent! Just what I wanted. Thanks.

Raw image supported or not on mi a1 ???

I just want to know can any buddy say that mi a1 supports raw imaging or how its support ??
Also it supports pro shot app which was supported by honor 8 at that same price range
plz...
With default app it doesn't support raw shots
https://forum.xda-developers.com/oneplus-5/themes/google-camera-hdr-t3655215
There are multiple versions of gcam in this thread. I use the one from the androidfilehost. There is an option in the app settings.
''HDR+ RAW+JPEG
Save raw DNG files when taking HDR+ images in addition to the standard JPG''
I tried capturing through Bacon Camera but it doesn't capture, and also by FreeDCam , It however captured Bayer file but it didn't work either as the Bayer file was not decoded
If anyone know it please let us know
It can be done with Snap Camera HDR I think, even without root. I would love to have a chance to shoot portrait mode in RAW with default app, but thats not gonna happen sadly.

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