A bitmap(BMP) is a raster graphics image file. It is also referred to as a Device Independent Bitmap (DIB).
Questions tagged [bitmapimage]
900 questions
4
votes
1 answer
WPF BitmapImage Width/Height are always 1?
I don't understand...
BitmapImage img = new BitmapImage(myUri);
Console.WriteLine("Width: {0}, Height: {1}", img.Width, img.Height);
Output: "Width: 1, Height: 1".
I've tried PixelWidth/PixelHeight, I've tried manually creating it with…
Domenic
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votes
4 answers
How to save an image to Internal Storage and then show it on another activity?
I am working in Xamarin.Android. I have two activities on which I need to show the same image. On the first screen, I download it from a web URL and show it but I don't want to do the same on second screen. I want to save it to Internal Storage when…
Ahmed Salman Tahir
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votes
1 answer
When does the .NET FW BitmapImage class download/cache?
I am a little confused as to this class, I was hoping someone could shed some light.
I know that when it downloads depends on the BitmapCreateOptions of the image.
However, when you create an absolute BitmapImage, say:
var Image = new…
Francisco Aguilera
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4
votes
1 answer
Update BitmapImage every second flickers
I am trying to update an image by setting the source property every second, this works however causes a flicker when updated.
CurrentAlbumArt = new BitmapImage();
CurrentAlbumArt.BeginInit();
CurrentAlbumArt.UriSource = new Uri((currentDevice as…
bl4kh4k
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4
votes
3 answers
OutOfMemoryException occurs on WriteableBitmap
I am developing one windows phone application which useful for upload images to web server. I am selecting all images from my device into one List object. I am converting all bitmap image to byte[] one by one.
My code
public byte[]…
Ajay
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4
votes
2 answers
Bind image control to BitmapImage in my class
Whenever I wanted to display an image in the past, I bound the image path to the image's source property. Too easy.
Now I want to change the image and always show the image with the latest changes. The change image is saved in a BitmapImage…
Peter
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4 answers
BitmapImage.ImageOpened Not Firing
I am trying to download an image and have an event fire when it finishes. I use this:
BitmapImage btest = new BitmapImage(new Uri("http://www.google.com/images/srpr/logo4w.png"));
btest.ImageOpened += btest_ImageOpened;
void…
msbg
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4
votes
2 answers
BitmapImage from file PixelFormat is always bgr32
I am loading an image from file with this code:
BitmapImage BitmapImg = null;
BitmapImg = new BitmapImage();
BitmapImg.BeginInit();
BitmapImg.UriSource = new Uri(imagePath);
BitmapImg.CacheOption = BitmapCacheOption.OnLoad;
BitmapImg.CreateOptions =…
tabina
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4
votes
2 answers
Convert DrawingImage to BitmapImage
I want to draw large number of shapes (lines, ellipses and ...) and then save them as bitmap or png. I made the drawings and the question is: how can I convert a DrawingImage to BitmapImage in C#? the code is something like this:
DrawingGroup…
Hossein Narimani Rad
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votes
1 answer
System.UnauthorizedAccessException when saving image from Scheduled Agent
I'm building a WP8 application that changes the background of the lockscreen using images from the Internet. I followed the tutorials over Scheduled Agents and Lockscreen, but I have a problem.
When I try to download the new background image from…
blueocean
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votes
2 answers
how to compress Uri image to bitmap
this code show me an error i want to add selected image save to database and retrive i follow this 2 tutorials http://nizaqatali.wordpress.com/2011/06/21/android-dialog-select-image-from-gallery/ and this …
Smart Guy
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votes
2 answers
How to render a control to an image?
I want to render a grid as an image to use on a live tile in my Windows 8 Metro Style App.
msbg
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4
votes
1 answer
Convert an XAML file to a BitmapImage
I want to create a BitmapImage with a desired resolution from an XAML (text) file.
how can I do that?
thanks.
anton
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3
votes
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BitmapSource as source to Image Control
I have this
BitmapSource source = System.Windows.Interop.Imaging.CreateBitmapSourceFromHBitmap(bitmap.GetHbitmap(),
IntPtr.Zero, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions());
How I can use it to apply as source for WPF Image…
NoWar
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