Questions tagged [camera]

A device that stores and records images. The images could be still photos or motion pictures.

Filter by
Sorted by
Tagged with
1
vote
0answers
19 views

FFMpeg access AVFoundation usb subdevice camera on OSX Mojave

I Have a dual USB camera for VR: two cameras, one usb connection. On linux, this appears in /dev/video0 and /dev/video1 and I can capture using ffmpeg -i /dev/video0 On Mojave, I can see both devices ...
1
vote
3answers
72 views

How can I change my iPhone's camera's resolution?

I know that Android phones let you change camera resolution. How can I accomplish the same on iOS?
2
votes
0answers
16 views

How to set default paper size for scan with continuity camera

How can I set the default paper size when scanning with continuity camera using my iPhone? I am using the fantastic new Mojave feature to scan documents directly into Preview with my iPhone using ...
6
votes
2answers
24k views

How can I reset iPhone camera roll to IMG_0001.jpg?

I really want to reset the iPhone camera roll to photo IMG_0001.jpg. I have tried to do it with Image Capure, iExplorer and PhoneView, but any of them did not work at all. Is there a way to clear ...
1
vote
1answer
26 views

In a WhatsApp videochat on my iPhone (XR, iOS 12.4), how can I switch between front and back cameras?

When videochatting with WhatsApp (v2.19) on an iPhone (XR, iOS 12.4), the front camera is used because when you look at the screen you want the other person to be able to see your face. But using the ...
1
vote
0answers
21 views

Can I upload photos from my camera roll, if an app only prompts me to use the camera directly?

Scenario: I want to use an app, which prompts me to take a photo of some documents so they will be uploaded. However, instead I want to select an existing photo from my camera roll, which is not ...
0
votes
0answers
37 views

In which regions is shutter sound muting disabled?

As Apple writes on their help pages: Adjust the volume of the shutter sound using the Ringer and Alerts settings in Settings > Sounds & Haptics (called Sounds on iPhone models other than iPhone ...
0
votes
0answers
18 views

How can I observe what low-level system functions support a specific peripheral (specifically the internal camera on an iMac)?

This question asks about disabling the FaceTime Camera kernel module, but has no answers. I have a similar goal, and I'd like to chase down what might be loading in support of the camera's hardware/...
1
vote
2answers
45 views

Why is my selfie flipped?

I take a picture, facing front, and I get a reduplication of the reality in front of my with the right and left sides equivalent between earth and digital. However, once I step over to take a selfie ...
6
votes
1answer
638 views

Implications of giving app access to camera roll

If I give an app access to my camera roll, what exactly does that imply? Can the app in theory upload all my photos to their server? E.g. when I upload an image to Instagram I can scroll through my ...
3
votes
2answers
2k views

What's the aperture/sensor size for the mid-2011 27" iMac FaceTime HD camera?

I'm working on a project where I need to convert from pixels to mm and need to find the aperture or sensor size on the FaceTime HD Camera. Specifically, I have the mid-2011 27" iMac. I can't seem to ...
3
votes
1answer
4k views

iphone x and lens for camera - should I be worried about scratches

I just got a new iPhone X and am curious if I should protect it from scratching the lens. I am using an Element Case to protect but is this enough for the lens of the camera too? thx
2
votes
2answers
79 views

Why are iPhone X photos higher quality than iPhone 7?

My relative has an iPhone X, while I have both an iPhone 7, and a DSLR camera. At a recent family event I compared his photos with mine and his iPhone X photos look almost as good as DSLR. I did a ...
0
votes
1answer
53 views

Pictures are stored but not displayed in Camera Roll

Well, I've been running low space for a long time and this led to a sudden disappearing of old photos (actually 5000 of them - the oldest ones) in camera roll. I don't know how how that worked - maybe ...
1
vote
0answers
39 views

Can I use the built-in camera of my Apple Cinema Display on Windows 10

I have a 27" Apple Cinema Display (non Thunderbolt) working fine on Windows 10, except for the built-in camera that is not being recognized. Is there any way to activate it or any drivers that I can ...
5
votes
3answers
8k views

Why do the photos on my iPhone 7 seem to be losing quality?

The photo quality is my iPhone 7 is very low. I found out that this may be because I switched on “iCloud Photo Library” a few months earlier, and “Optimize IPhone Store” was selected. Does doing so ...
0
votes
1answer
64 views

Can I measure time by counting frames and trusting the '240 FPS' of my iPhone 7+ slow motion?

I'm using a slow motion video recorded using an iPhone 7+ to track something but would like to avoid using a chronometer to know the time the process is taking. I need to measure about 10 seconds with ...
0
votes
1answer
321 views

When I try to use Animoji, I see “Tap to resume”

When I try to use Animoji, I get the following message/error: Tap to resume Additionally, when I tap on my Memoji, I get Face tracking failed. Tap to retry However, tapping does not resolve ...
1
vote
2answers
104 views

Turn off Live Photo mode permanently in iPhone XS

How do I disable Live Photo mode for long term? Before taking a photo, I turn Live Photos off, but it keeps coming back on automatically.
0
votes
0answers
65 views

Add access to the macbook camera for the terminal application

I am trying to run a OpenCV tutorial that uses the cv.VideoCapture(0). This does require permission from terminal to access the camera. Here is a blog description showing that they see the terminal ...
0
votes
1answer
63 views

iPhone: Show clean Camera feed without any on-screen controls

Is there a way to show a clean feed of the Camera on iPhone screen? For example, if I go to the Camera app, I can see the record button, as well as the other controls and options. I want to see ...
4
votes
2answers
713 views

How can I record the screen and the rear camera on an iPhone simultaneously?

I've seen many apps that can record the iPhone screen and the front camera (facecam) into a single video. It embeds the facecam into a corner of the iPhone screen recording. I want an app to record ...
1
vote
0answers
63 views

How Apple EarPods send the volume up/down signal?

I am trying to trigger an iPhone's camera with my own development board. I figured it out volume up/down signal is trigging the iPhone's camera, but I managed it at an Android device with touching an ...
0
votes
0answers
17 views

Photos (aka iPhoto) failed to import all stills and videos from my camera. Why?

The question: Is it normal for a MacBook to time-out and go to sleep in the middle of a photo import session? Is it really necessary to intervene to keep the MacBook from going to sleep to prevent it ...
0
votes
3answers
54 views

How to turn off “moving into” in IOS camera? (Live Photo)

One of the recent IOS updates introduced a feature which no doubt some like, but I hate it. I refer to the 2-3 seconds of video showing how the camera moved before I took the picture. I have ...
4
votes
1answer
266 views

Add iPhone shutter count and serial number to EXIF data

At present neither shutter count nor the iPhone serial number are embedded in iPhone picture metadata. Is there an app for that? Reason: Pictures come into a database from multiple sources. Using ...
1
vote
3answers
26k views

Is it possible to take multiple, continuous photos with a delay in iPhone?

In iOS, if you hold the home botton in the Camera app, you can take a series of photos continuously. However, I want to use this with a delay (10 sec), and since there is a reason to use the delay I ...
3
votes
2answers
7k views

Preview 10.1 in macOS Mojave does not capture signature with camera

I recently bought a MacBook Air and I am not being able to capture a signature in a white sheet of paper with camera, as it was possible in previous machines and mac OS versions. Does someone have a ...
0
votes
2answers
44 views

How can I control white balance?

Every other digital camera I've used has a white balance control. I can't imagine a camera without one, since fundamentally the camera can't know what the "correct" white balance is without this human ...
1
vote
1answer
1k views

Turn off the camera shutter sound on iPhone SE running iOS 12.1.4

I need to take a picture silently. Currently the only way I've found to silence the shutter sound is to enable Live Photo. My iPhone 5s on iOS 10.x obeys the ringer/silent switch setting, but the ...
0
votes
0answers
20 views

Is there a way to scan a custom size document (like a receipt) using Continuity Camera directly in Finder as PDF with correct dimensions?

I know there is a way to scan a document with Continuity Camera directly in Finder from the Action menu, but that creates a Letter size PDF with the scanned document in the middle and blank padding. ...
2
votes
1answer
2k views

How can I fix a broken MacBook Pro camera cable?

While I was upgrading my early 2011 13" MacBook Pro's HDD to an SSD by the instructions on iFixit, I think I broke my camera cable. When I tried to talk to my friends on Google Hangouts later that day,...
0
votes
0answers
15 views

Can I use Mojave continuity camera to send a photo into the finder?

I've got continuity camera working. I can use it to make a photo show up in Pages. When I right-click in finder I get the "Import from iPhone" option, but all the options in the sub-menu are grayed ...
0
votes
0answers
47 views

Preserve HDR mode in Camera app on iOS

I often turn on the HDR mode while taking pictures using the built-in Camera app on my iPhone. However, I have experienced that HDR mode isn't preserved between app launches. It gets turned off on it'...
2
votes
1answer
228 views

Native Camera app deleted on iPad mini

The native camera app on my iPad mini got deleted somehow. Also, I couldn't find it in the App Store to download. It happened on iOS 10.3. I just now upgraded to iOS 11. The iPad also had Photo Booth ...
0
votes
2answers
571 views

Photos.app does not see DCIM folder on MicroSD card

I have some photos in the DCIM folder on a MicroSD card that normally lives in an Android phone. When I mount the card on my Macbook Pro using a USB card reader, Photos.app automatically launches. ...
1
vote
1answer
699 views

How do I activate the flashlight during a front-facing camera recording?

How do I activate the rear-facing flashlight during a front-facing camera recording on the iPhone?
1
vote
1answer
333 views

Using a Campark ACT74 action cam as a webcam in macOS 10.12

I recently got a Campark ACT74 action cam, with the intention of using it as a camera with which to live-stream stuff to Twitch and the like. Upon plugging it in to my Macbook Pro (2015, 10.12) --- ...
3
votes
2answers
192 views

Camera shows ghost lighting or refrective image

Once I have updated to iOS 12 beta 10 , my camera shows strange reflective images. Suppose if I am taking photo of my television in low light, it shows blurry image of my tv just below an original ...
4
votes
3answers
952 views

Is there any difference between zooming and cropping on iOS?

iOS devices with cameras allow the user to "zoom" into the image being captured. This does not move any lenses or anything; it is a digital zoom and is conceptually equivalent to cropping in post. ...
0
votes
1answer
31 views

How much time compression does the Camera app's time lapse mode apply?

When I take a time lapse using the built in camera on my iPhone how much faster does the video play back relative to a normal video?
2
votes
0answers
36 views

How do I disable the camera shutter sound when taking a photo with my iPhone 6S? [duplicate]

Even after I disabled the ringer and muted the phone, the shutter sound can still be heard on my iPhone 6S. Why? I tried to fix it in Settings, and followed the instruction, but the camera still ...
2
votes
2answers
435 views

FaceTime camera not receiving video

Things I have tried: sudo killall VDCAssistant sudo killall AppleCameraAssistant (shows no matching processes found) Reset SMC Reset NVRAM Ran hardware test (shows no issues) A few additional ...
2
votes
1answer
3k views

Cheap way to import MiniDV video into macOS?

I have some home videos stored on MiniDV media and am currently able to watch them by connecting the camcorder's RCA cable to my TV. However, I am looking to digitise my collection of home videos, and,...
9
votes
3answers
5k views

How does the iPhone Auto Focus work?

How does the auto focus in the iPhone work? Is there a something mechanical in there to adjust the lens or is it completely software? Google provides this article which suggests some camera phones ...
4
votes
4answers
16k views

Are there iphone apps or automation for taking photos and sharing low resolution versions?

I need to take low resolution photos on iPhone5 like at 640*480, 320*240 etc. Low resolution photo is so that they can be uploaded easily. I don’t see a way to tell iOS to do this by default from the ...
1
vote
1answer
44 views

iPad initial setup join Wi-Fi by scanning QR code

Is it possible to configure things such that iPad gives me an option to open the Camera app to scan a QR code to connect to a Wi-Fi access point? Do note that the iPad will be enrolled into DEP and ...
0
votes
2answers
870 views

Is there any way to use a USB camera connected to an iPhone?

I've got an iPhone and I've got a USB camera. Is there any way to plug the camera into the iPhone and use it as the source camera for Facebook Live or other camera related items?
1
vote
1answer
850 views

MacOS Mojave - can't use Camera with imutils in Python

After the new update to macOS (Mojave), I can't access the camera. I'm using a python script with opencv and imutils (doing some object detection), and once I run the script, it stops. After the debug ...
0
votes
0answers
385 views

My MacBook Pro Camera is not working [duplicate]

My camera is not working for Facetime or for Photobooth. I have tried the VDCAssistant solution, my laptop can't find that file. I have tried the sudo killall. restarting with keys held down and ...