Questions tagged [uiimagepickercontroller]
Questions related to the iOS UIImagePickerController class (and the associated UIImagePickerControllerDelegate protocol), which provides system-supplied user interfaces for taking pictures and movies on iOS devices, and for choosing saved images and movies.
uiimagepickercontroller
4,118
questions
349
votes
20
answers
146k
views
iOS UIImagePickerController result image orientation after upload
I am testing my iPhone application on an iOS 3.1.3 iPhone. I am selecting/capturing an image using a UIImagePickerController:
UIImagePickerController *imagePicker = [[UIImagePickerController alloc] ...
- 26.2k
314
votes
35
answers
189k
views
Adding images or videos to iPhone Simulator
I am trying to use UIImagePickerController with UIImagePickerControllerSourceTypePhotoLibrary, but it says, "No photos". Where does the simulator get the images from? Where should I copy the images so ...
- 5,615
230
votes
20
answers
115k
views
iOS 8 Snapshotting a view that has not been rendered results in an empty snapshot
In iOS 8 I am having problem capturing images from camera till now I am using this code for
UIImagePickerController *controller=[[UIImagePickerController alloc] init];
controller.videoQuality=...
- 7,782
220
votes
26
answers
187k
views
Cropping an UIImage
I've got some code that resizes an image so I can get a scaled chunk of the center of the image - I use this to take a UIImage and return a small, square representation of an image, similar to what's ...
- 5,036
160
votes
6
answers
98k
views
Detect permission of camera in iOS
I am developing a very simple video app. I use the official control: UIImagePickerController.
Here is the problem. When presenting the UIImagePickerController for the first time, the iOS will ask for ...
- 1,945
141
votes
12
answers
177k
views
Can I load a UIImage from a URL?
I have a URL for an image (got it from UIImagePickerController) but I no longer have the image in memory (the URL was saved from a previous run of the app). Can I reload the UIImage from the URL ...
- 76.6k
111
votes
20
answers
185k
views
How to allow user to pick the image with Swift?
I am writing my first iOS application (iPhone only) with Swift. The main application view should allow user to choose the image from the photo gallery.
I've found the following sample code of ...
- 20.1k
103
votes
16
answers
68k
views
UIImagePickerController error: Snapshotting a view that has not been rendered results in an empty snapshot in iOS 7
I am getting this error only in iOS 7 and the application crashed.
In iOS 6, I never get any error, just once of memory warning when opening the camera.
Snapshotting a view that has not been ...
- 1,502
102
votes
5
answers
60k
views
iOS 10 error [access] <private> when using UIImagePickerController
I am using XCode 8 and testing with iOS 10.2 Beta.
I have added the Photos, PhotosUI and MobileCoreServices frameworks to project.
Very simple code:
#import <Photos/Photos.h>
#import <...
101
votes
5
answers
73k
views
presentModalViewController:Animated is deprecated in ios6
I am using the following code for an image picker. But when I run it in the simulator, I have a memory leak and I get a warning about presentModalViewcontroller:animated being deprecated in iOS6. I ...
- 1,697
67
votes
10
answers
35k
views
Front facing camera in UIImagePickerController
I am developing the front facing camera app in iPad2 by using the UIImagePickerController.
When I capture the image it's shows as flipped from left to right.
How do I correct this?
if ([...
- 1,284
66
votes
8
answers
37k
views
Cannot subscript a value of type '[String : Any]' with an index of type 'UIImagePickerController.InfoKey'
I'm using Apple's Swift iOS Tutorial. Which is throwing an error,
Cannot subscript a value of type '[String : Any]' with an index of type 'UIImagePickerController.InfoKey'
The function they ...
- 761
63
votes
15
answers
33k
views
UIImagePickerController doesn't fill screen
I'm adding a custom overlay to the UIImagePickerController and there is a persistant black bar at the bottom of the view. Here is my code to instantiate the controller.
- (UIImagePickerController *)...
- 48.8k
56
votes
12
answers
31k
views
UIImagePickerController not presenting in iOS 8
Is anyone else having an issue with UIImagePickerController in iOS 8? The method below works perfectly well in iOS 7 on an iPad, but I get the following error when I run this in XCode 6 (Beta 3 or 4) ...
- 2,409
56
votes
18
answers
49k
views
UIImagePickerController and extracting EXIF data from existing photos
It's well known that UIImagePickerController doesn't return the metadata of the photo after selection. However, a couple of apps in the app store (Mobile Fotos, PixelPipe) seem to be able to read the ...
- 2,309
52
votes
9
answers
89k
views
How to make UIImagePickerController for camera and photo library at the same time in swift
I use UIImagePickerController to take a photo by camera of iPhone.
I want to show both "take a photo" and "choose a photo".
My code
imagePicker = UIImagePickerController()
imagePicker.delegate = ...
- 645
52
votes
14
answers
95k
views
How to get image file size in Swift?
I am using
UIImagePickerControllerDelegate,
UINavigationControllerDelegate,
UIPopoverControllerDelegate
these delegates for choosing image from my gallery or my camera. So, how can I get image file ...
- 7,479
50
votes
6
answers
106k
views
Swift - UIImagePickerController - how to use it?
I am trying hard to understand how this works, but it's pretty hard for me. =)
I have 1 view, there is one button and one small ImageView area for preview.
The button triggers imagepickercontroller, ...
- 899
48
votes
9
answers
29k
views
How to open the ImagePicker in SwiftUI?
I need to open an image picker in my app using SwiftUI, how can I do that?
I thought about using the UIImagePickerController, but I don't know how to do that in SwiftUI.
- 1,654
47
votes
8
answers
12k
views
UIImagePicker allowsEditing stuck in center
I have a UIImagePicker that works perfect for a type of UIImagePickerControllerSourceTypePhotoLibrary, but when I use UIImagePickerControllerSourceTypeCamera, the editing box cannot move from the ...
- 5,671
43
votes
3
answers
29k
views
iPhone: Camera Preview Overlay
How do I add an overlay (UIImageView) to the camera preview and
handle touches on this?
My previous attempts to do this (e.g. use UIImagePickerController and add the image as a subview) have failed.
- 28.9k
41
votes
2
answers
56k
views
Saving Picked Image to CoreData
I am able to pick and display an image from the photo library, but my goal is to be able to save that picked image or file path to core data so that when that saved record is chosen that image will ...
- 613
41
votes
3
answers
10k
views
What's the difference between Camera Roll and Photo Library?
UIImagePickerController has these source type constants:
UIImagePickerControllerSourceTypePhotoLibrary
UIImagePickerControllerSourceTypeSavedPhotosAlbum
The documentation says one is for the photo ...
- 40.4k
40
votes
4
answers
100k
views
Camera with Custom View
My Application uses camera, I would like to add overlay over the camera preview. For example, I want to use a picture frame when I use Camera, also I would like to add a custom bar for camera ...
- 17.5k
39
votes
2
answers
16k
views
Setting delegate for UIImagePicker returns error
Having a problem in some swift code I had written for an OCR translation app.
The code snippet is below:
@IBAction func btnOCR(sender: AnyObject) {
var languageAlert = UIAlertController(title: "...
- 6,047
39
votes
4
answers
50k
views
Set dimensions for UIImagePickerController "move and scale" cropbox
How does the "move and scale screen" determine dimensions for its cropbox?
Basically I would like to set a fixed width and height for the "CropRect" and let the user move and scale his image to fit ...
- 6,176
39
votes
1
answer
9k
views
When should I use UIImagePickerControllerSourceTypePhotoLibrary instead of UIImagePickerControllerSourceTypeSavedPhotosAlbum?
I have an application that allows the user to pick a photo from their device. To do this, I'm using the UIImagePickerController, but the problem is that I'm unsure whether I should be using a source ...
- 14.4k
38
votes
8
answers
34k
views
Presenting a modal view controller immediately after dismissing another
I'm dismissing a modal view controller and then immediately presenting another one, but the latter never happens. Here's the code:
[self dismissModalViewControllerAnimated:YES];
...
- 49.8k
38
votes
1
answer
15k
views
UIImagePickerController - How do I access the front facing camera by default?
I am bringing up the camera with the following code from my ViewController:
- (void)viewDidLoad {
self.imgPicker = [[UIImagePickerController alloc] init];
self.imgPicker.sourceType = ...
- 17.6k
38
votes
12
answers
24k
views
UIImagePickerController camera view rotating strangely on iOS 8 (pictures)
I have a very simple application:
- All orientations are permitted with only a button on a screen
- The button show a UIImagePickerController (to take a photo)
- Build with Xcode 5 and SDK 7
On iOS 8,...
- 956
37
votes
7
answers
48k
views
how to capture camera with UIImagePickerController in swift?
I'm trying use UIImagePickerController in swift but isn't work...
my ViewController:
class ViewController: UIViewController {
@IBOutlet var imag : UIView = nil
@IBAction func capture(sender : ...
- 6,193
37
votes
7
answers
12k
views
iPhone, "More than maximum 5 filtered album lists trying to register. This will fail." Error
When I try to read an image from the photo library I get the error, "More than maximum 5 filtered album lists trying to register. This will fail." The image is not read.
Any idea how to fix this?
- 3,527
36
votes
7
answers
29k
views
iOS 8 SDK: modal UIWebView and camera/image picker
I have found that, when compiling for iOS 8 (and running in iOS 8), a UIWebView cannot show the camera/image picker if the UIWebView is in a view controller presented modally. It works without problem ...
- 3,319
35
votes
4
answers
29k
views
Resizing UIimages pulled from the Camera also ROTATES the UIimage?
I am getting UIimages from the camera and assigning them to UIImageViews to be displayed. When I do this the camera gives me a 1200 x 1600 pixel image which I then assign to a UIImageView in my ...
- 14k
32
votes
6
answers
17k
views
iOS7 iPad Landscape only app, using UIImagePickerController
I believe this is a common issue and many answers don't work anymore, many just partial, if you are under iOS7 and your iPad app is Landscape only, but you want to use the UIImagePickerController with ...
- 20.5k
32
votes
9
answers
33k
views
Using UIImagePickerController in landscape orientation
I am creating an app which is in landscape mode and I am using UIImagePickerController to take photos using iPhone camera in it and I want to create it in landscape mode too.
But as the Apple ...
- 1,345
32
votes
5
answers
56k
views
How to select any Video or Movie file from UIImagePickerController
In my app, i need to select any video file and show the display the url for a video file in the application.
-(void)viewDidLoad{
[super viewDidLoad];
self.imgPicker = [[...
- 327
32
votes
7
answers
8k
views
UIImagePickerController on iPad with IOS9
Since iOS 9 and Xcode 7 I am no longer able to implemet a UIImagePickerController on an iPad (both device and simulator). The code below works on the iPad but only prior to iOS 9. When using iOS 9+ ...
- 3,020
30
votes
8
answers
39k
views
didFinishPickingMediaWithInfo return nil photo
I am working to capture an image that is returned in 4.0 using
- (void)imagePickerController:(UIImagePickerController *)picker
didFinishPickingMediaWithInfo:(NSDictionary *)info
{
[[picker ...
- 9,346
29
votes
8
answers
22k
views
How do you color/customize the UIImagePickerController's Navigation Bar?
What is the correct way to color the UIImagePickerController's nav bar?
I merely tried to see the background color but I'm getting a faded color as seen in the image below; as if some view is ...
- 9,281
29
votes
2
answers
12k
views
iPhone - UIImagePickerControllerDelegate inheritance
I have added a UIImagePickerController to a UIViewController. I have also assigned the UIImagePickerControllerDelegate to that UIViewController.
When I execute the following line,
myPicker.delegate ...
- 35.5k
29
votes
7
answers
18k
views
iPhone video recording: "cameraCaptureMode 1 not available because mediaTypes does contain public.movie"
I tried to record a video.
The message I got is from the following code on the device:
UIImagePickerController *imagePickerController = [[UIImagePickerController alloc] init];
imagePickerController....
- 10.5k
29
votes
3
answers
30k
views
how to change the UIImagePickerController crop frame
when opening working with an UIImagePickerController and setting allowsImageEditing = YES; there is a default cropping frame that is 320x320. In my case, I would like to setup that cropping frame to ...
- 291
27
votes
8
answers
66k
views
Getting URL of UIImage selected from UIImagePickerController
I'm trying to provide a user selection of an image from Photo Library. Thus I'm using UIImagePickerController for selecting. But here comes an issue with getting its initial URL in the file system (I ...
- 1,255
27
votes
7
answers
10k
views
How to know if iPhone camera is ready to take picture?
When [camera takePicture] is called before the camera is ready, it spits out this message:
UIImagePickerController: ignoring request to take picture; camera is not yet ready.
How can I know when it ...
- 49.8k
27
votes
1
answer
17k
views
iOS - How to customize the crop rect in UIImagePickerController with allowsEditing on?
Is there any way to define the crop area rect using the camera image picker?
- 5,407
26
votes
5
answers
18k
views
How to avoid compression after selecting video from UIImagePickerController in ios
I am using UIImagePickerController to select video from Gallery and it compress that video.I want to disable Compression but I don't find the way to do this.
I also tried with ELCImagePickerController ...
- 615
26
votes
3
answers
7k
views
iOS 7 UIImagePicker preview black screen
When i try to load camera from my code, camera preview is black. If I wait for 10-20 seconds it will show real camera preview. I found several questions and some of them suggest that running some ...
- 261
26
votes
4
answers
10k
views
iPad iOS7 - UIImagePickerController in UIPopoverController has wrong preview image
I am using an UIImagePickerController within an UIPopoverController which is working perfectly with iOS6. With iOS 7 the "preview" image which is shown to capture the image is rotated, but if I take a ...
- 868
25
votes
9
answers
51k
views
How can i get the name of image picked through photo library in iphone?
I am picking an image from photo library in iphone application. How will i retrieve the actual image name.
in .h class
UIImageView * imageView;
UIButton * choosePhotoBtn;
in .m class
-(IBAction) ...
- 826