Tagged Questions
0
votes
0answers
14 views
How Can I Call the “use” button of a UIImagePicker?
I can call the image picker to take photo with [picker takePicture];
But after that, I want to use the image that I took automatically, with code, not with: 1didFinishPickingMediaWithInfo:1
but a ...
-1
votes
1answer
33 views
iPhone @1x artwork 'multiple build' errors
I've just added the @1x artwork to my iPhone app but I'm getting 'Multiple build commands for output file' for each piece of @2x artwork. Any help would be appreciated thanks!
0
votes
1answer
14 views
Using UIControlEventTouchDragEnter to trigger a button's method… but doesn't work?
I am trying to set up a button using UIControlEventTouchDragEnter as the way to trigger the button's method. Specifically, I have a button, and I want the button's method to be triggered if the user ...
0
votes
1answer
46 views
Compress Large UIImage
so what im doing is compressing an image repeatedly until it fits within a size frame. It it takes to many attempts, give up and later we tell the user the image is to large.
My issue is that after ...
0
votes
0answers
36 views
opencv2.framework/opencv2(surf.o) duplicate symbols for architecture armv7
I am integrating opencv2.framework with my project. I did the following steps for completion.
Added opencv2.framework to "Linked Frameworks and Libraries"
Added libc++.dylib to "Linked Frameworks ...
0
votes
0answers
44 views
UIcollectionView has slow jerky loading of images and scrolling
I have a UICollectionView with some images in it. It is very slow and jerky to load the images on the first scroll down. After that, when the images are loaded it is fine.
I guess the problem is that ...
0
votes
2answers
41 views
didFinishPickingMediaWithInfo orientation issue
i'm trying to manage image rotation in imagePickerController:didFinishPickingMediaWithInfo, but after several attempts, I did not find any solutions. My last try is:
...
0
votes
1answer
84 views
Too many open files iOS
i am new on ios programming, when my app is running , i am taking these errors. I am loading 950+ images in my app and i am using ARC.
ImageIO: CGImageRead_mapData 'open' failed ...
1
vote
2answers
49 views
How To Ignore Null String Values Out Of A Series Of NSStrings
I am using NSXMLParser to parse data from the RSS Feed. From CDATA Block, i am also pulling the images by first catching the image urls. This is how i am using the CDATA method of nsxmlparser:
- ...
0
votes
3answers
61 views
how to change uiimageview image's programmatically
In my ios application i create uiimageviews programmatically like that,
for (int i=0; i<20; i++) {
productID=[products objectAtIndex:i];
...
0
votes
2answers
29 views
Display Top Portion of UIImageview
I'm trying to display a top portion of an UIImage.
I know I can use the following code and display the middle portion. I'm just trying to figure out how to do the same for the top portion:
...
1
vote
2answers
26 views
loading png in uiimageview crashes app xcode
I make an image with photoshop in png format. when i try to use in my project in UIImageView and run the app, it crashes just after the launch screen. when i remove the png, the app works great. why ...
0
votes
0answers
29 views
Rotating UIImage causing some iPhones to crash
On my app, I build a PDF. I add an image to the PDF file. When I use UIImagePickerController and select a portrait photo, it automatically rotates it 90 degrees to the left. So, in order to fix ...
1
vote
2answers
80 views
Memory issue when using large NSArray of UIImage
I am trying to use an array of UIImages to display large number of images on the screen. Currently I add each image into NSMutableArray and then access them when I need to, but as the number of images ...
0
votes
1answer
56 views
Draw Border around UIImage
I am needing a border around a UIImage. The UIImage is added to a PDF file. Here is the code for drawing the image currently.
- (void) drawImage2
{
UIImage * demoImage = self.imageCopy;
...
