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47 votes

Is there a way to see the device's screen *live* on PC, through ADB?

screenrecord screenrecord is an internal Android executable that dumps screen to a file, and ffplay from ffmpeg happens to be able to play an H.264 encoded stream from stdin First enable ADB USB ...
Ciro Santilli OurBigBook.com's user avatar
9 votes
Accepted

How Do We Set the Default Camera App in Android 11?

I am on Android 11 (Pixel 4a) and was searching to do this and I recalled this question (had posted an answer and deleted, not being correct) . Here's the answer from Android 11 Changelog — Full List ...
beeshyams's user avatar
  • 41k
7 votes

Why the music player stop playing music when taking photo?

This is an old question, but I think that some people might find it useful since I came it across using Google search. The camera app has a permission called TAKE_AUDIO_FOCUS which it is granted by ...
Utkarsh Bhatt's user avatar
6 votes

Can I manually focus the camera on my Android phone?

There is a free android app that allows you to manually adjust focus (and more camera technical stuff for photographers) Its called open camera and can be found on playstore. (the one by mark harman)...
Rowan's user avatar
  • 61
6 votes

What does aspect ratio has to do with the megapixels?

The aspect ratio has nothing to do with megapixels. Part of a 4:3 image are removed to get a 16:9 resolution, that is why a 16:9 image has less pixels. The purple rectangle is your 4:3 picture, and ...
Άνδρας's user avatar
  • 1,113
6 votes

How can I take a picture with the depth camera?

While the Nokia 7.1 has a 'depth' camera. It is unclear if the 5MP camera has been exposed to developers (doubtful) or is part of the overall camera system for image enhancement (more likely). On the ...
Morrison Chang's user avatar
5 votes

Accessibility: controlling Android and typing via eyes

Android actually does have this feature (I didn't know it either before today). Camera Switches via the Accessibility Suite is widely available since 30 September 2021 as mentioned on this page. As ...
Reddy Lutonadio's user avatar
4 votes

What does aspect ratio has to do with the megapixels?

Glossary of Digital Photography Terms : Megapixel: A megapixel contains 1,000,000 pixels and is the unit of measure used to describe the size of the sensor in a digital camera. Aspect Ratio: Aspect ...
beeshyams's user avatar
  • 41k
4 votes

How does software affect photo quality on different Android devices even though they have the same camera sensor?

Camera does not give you the raw data it captures. Before it outputs the format you desire, the data will be processed by a set of algorithm implemented differently by each manufacturers, giving ...
Andy Yan's user avatar
  • 9,539
4 votes

How can I change the default camera app (on lockscreen)?

While uninstalling the pre-installed camera app can be difficult as others have mentioned, it should be relatively easy to change your default camera app to Open Camera (or whatever camera app you ...
user193597's user avatar
4 votes
Accepted

Is there a way to take low resolution pictures on Android?

Open Camera has plenty of options for specifying the resolution. Look on the settings menu, then Photo settings. You can set it to 640x480 or even 352x288. You can also set the image quality, ie the ...
vclaw's user avatar
  • 221
4 votes
Accepted

Camera app can't access SD card anymore after formatting it as internal

Meanwhile, I found the solution. In the app settings, I had to delete the app data and cache. That set the settings back to default which solved the issue.
Martin S's user avatar
  • 161
4 votes
Accepted

How to change photo storage path for LineageOS 16's Camera app?

As of right now it is not possible for you to change the path. Android Pie does not allow apps to write/read SD Card public area and only allows apps to access the application private area. That being ...
retober's user avatar
  • 156
3 votes
Accepted

How to remove camera shortcut on lock screen?

If you're looking to just eliminate its presence (but not the function), get Xposed framework and this module: LINK: Xposed repo. Not just the camera icon - everything you don't want on the lockscreen ...
Andy Yan's user avatar
  • 9,539
3 votes

How to traverse camera from device via adb to my Ubuntu?

Connect the smartphone via USB, start the IP camera server app and use adb port forwarding or usb tethering to access the server from PC. Then you can connect directly to the mjpeg video stream at ...
eadmaster's user avatar
  • 308
3 votes

Feed an image to Genymotion Camera

I failed to get this working on Ubuntu 18.04. Here's what I found: The Ubuntu repos contain a program called Webcamoid which can create a virtual camera that uses your desktops as the camera input. ...
talljosh's user avatar
  • 131
3 votes
Accepted

How can I stop the camera from switching back to the launcher?

As an alternative to this answer from beeshyams, if you cannot afford to replace your preferred camera app than try screen pinning that app. You can pin an app's screen to keep it in view until you ...
Firelord's user avatar
  • 25.1k
3 votes

How can I change the default camera app (on lockscreen)?

Default camera is a system app, which requires root to uninstall default camera app. You can use Titanium Backup like app to remove system app (N.B: Removing system app will be harmful to your device)....
Rahul Gopi's user avatar
  • 2,243
3 votes

Is there a downside to keeping the HDR mode on my Moto G phone camera always on?

No downside to it (barring some scenarios) HDR increases the dynamic range between the darkest and brightest colours in your photo and there's no downside to it apart from lag (that may be fixed by ...
beeshyams's user avatar
  • 41k
3 votes

Is there any way to recover a camera view (photo) that I didn't take?

If the picture was not actually taken, you cannot recover it. Your phone doesn't record what's done on the camera screen, unless you actually record a video or take a picture. If it would be ...
aBochur's user avatar
  • 2,539
3 votes

How does Android display image or video even before you start to capture using the camera?

First off, there is no physical shutter on smartphone cameras, so the CMOS is always "exposed to light continuously", even when the phone is completely off. The Android camera interface has two modes ...
Dan Hulme's user avatar
  • 35k
3 votes

Does an Android Factory Reset also clear the cache partition?

Yes, a factory reset clear's the cache, dalvik cache, along with the user data. <string name="factory_reset1">Wipes Data, Cache, and Dalvik</string> The information on factory reset is ...
Bo Lawson's user avatar
  • 2,588
3 votes

Camera app can't access SD card anymore after formatting it as internal

Encountered the same issue on MIUI 11.0.8.0 stable, solved by allowing the usage access permission for the camera app. You do it by opening the Settings app - Passwords and security Privacy - Special ...
Dor's user avatar
  • 31
3 votes
Accepted

Galaxy Note 9 stutters on QHD resolution

Please refer to this link: https://www.google.co.in/amp/s/forum.xda-developers.com/galaxy-note-9/help/note-9-camera-lag-freezing-t3834632/amp/ It seems that clearing G camera cache can help ...
Mayank Kumar Chaudhari's user avatar
3 votes

How to change photo storage path for LineageOS 16's Camera app?

Know this was a couple of months ago, and you may have found the solution. But I came across this very problem and the above info is mostly correct, you need Open Camera; From https://gitlab.com/...
Wintermute's user avatar
3 votes
Accepted

My Galaxy A71 photos aren't being picked up in Google Photos

Open Google Photos app and turn on backup by tapping on the profile icon on top right (if you havent already) then somewhere in google photos settings, there's an option which default sets your ...
karthik nair's user avatar
  • 1,373
2 votes

How can I change the naming convention of the stock camera/gallery app?

try our new app Rename Photos. It is an app that quickly and easily rename photo and video titles in the DCIM directory, where the Camera App stores it to the selected format. There are two renaming ...
Michal Bukáček's user avatar
2 votes
Accepted

How to disable autofocus and set focus to infinity?

It appears that Open Camera (net.sourceforge.opencamera) does contain a feature where the focus could be manually set to auto, infinity, macro, manual (locked-on-touch) and continuous. It does appear ...
cnst's user avatar
  • 859
2 votes

How to make camera start faster

I have done a serious research on this topic and i found that all device has an opening lag and it is independent of your camera applications i.e, it is hardware dependent. It(the lag) will be keep ...
Jayakrishnan's user avatar
2 votes

How to record More than 4GB Video on exFAT?

Had exactly the same problem. ExFAT is not the solution as Samsung prevents videos over 4 GB. The solution is an app that records for a preset time, then automatically start a new recording. I use ...
Jo715Green's user avatar

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