New Post: WriteableBitmapEx Windows 8.1 Blur effect
Can i create a Blur effect for BitmapImage that is supported in Wind 8.1 ? I am trying with the library but some methods are not supported. If yes how can i load a BitmapImage and apply the effect ?
View ArticleNew Post: WriteableBitmapEx Windows 8.1 Blur effect
Try:var blurred = myWriteablebitmap.Convolute(WriteableBitmapExtensions.KernelGaussianBlur3x3); Or for more blurringvar evenMoreBlurred =...
View ArticleNew Post: ColorMatrix with WriteableBitmapEx
We don't have built-in support for this. But you can look at the Convolute extension method and see how to iterate over the pixels. Applying a matrix should then be rather easy by implementing your own...
View ArticleNew Post: WriteableBitmapEx Windows 8.1 Blur effect
And if i have an element of type Image , how can i set WriteableBitmap to this Image ? I tried WriteableBitmap writeableBmp = eikona (where eikona is the name of ImageControl , but the types don't match)
View ArticleNew Post: zoomming and panning in plotting software
hi. as recommended here i used WriteableBitmapEx to plot about 100000 points on the screen. not all 100000 points are drawing at once but about 1000 points in 30 ms and the performance is very good....
View ArticleNew Post: Colorize an image
I just want to colorize an image (get it all greenish or whatever color is set). I use code like this: wb.ForEach((x, y, color) => { HSVColor hsv = ColorHelper.RGBtoHSV(color); hsv.H =...
View ArticleNew Post: Colorize an image
Check out the code of the ForEach and just implement it with your code but without the extra method call of the delegate. Also try to inline your RGB to HSV conversion and avoid the color struct...
View ArticleNew Post: WritableBitmap with wrong colors
I still haven't found a fix for that. Does anybody have any clue why this is happening? Do I need to post more information? I would appreciate any help... Best, Carlos.
View ArticleNew Post: Anti Alias DrawLineAa too strong and some usefull extensions
Dear, i use the magnificent WritableBitmapEx for plotting software, i also notice the Anti Alias method make lines too big, the antialias is set to strong. There's a method to produce a soft anti alias...
View ArticleNew Post: ToByteArray returns all zeros
I have the following code for a WinRT project:Async Function SetImage(imagestream As IRandomAccessStream, image As Image) As Task Dim Bitmap As New BitmapImage Dim Bytes As Byte() ' Note...
View ArticleNew Post: ToByteArray returns all zeros
Update: I've determined that the problem lies with this line of code:image.Source = Await Wbm.FromStream(imagestream) Reading from the stream does not work. I've tried closing and reopening imagestream...
View ArticleNew Post: How to draw text in WPF without WriteableBitmap constructor that...
(After giving up then coming back) I found some references that provided 2 key points regarding the RenderTargetBitmap object to avoid the memory leak and subsequent crash:Freeze() the object after...
View ArticleCommented Issue: I would like to draw arcs [18667]
I would like the ability in this library to draw arcs. Bresenham arc-drawing algorithms exist. See here: http://en.wikipedia.org/wiki/Midpoint_circle_algorithm By arc, I mean a partial circle --...
View ArticleCreated Unassigned: IndexOutOfRangeException in...
When the bitmap is large, you get this exception:Here are the sample parameter values: pixelWidth 4391 pixelHeight 5159 x1 1197 y1 3400 x2 1197 y2 3516 I believe the issue is due to this snippet: int...
View ArticleCreated Unassigned: Blit gives inconsistent results when enlarging [21275]
If I call Blit with a target rectangle that's exactly 3x the size of the source rectangle, I would expect the result to contain consistent, blocky, 3x3 "pixels". Instead, I get a crazy mishmash of 2x2,...
View ArticleCreated Unassigned: FillRectangle incorrectly includes right/bottom [21276]
If you call FillRectangle and pass a rectangle with width 1 and height 1, it instead fills an area 2 pixels wide and 2 pixels high.It appears that WriteableBitmapEx's FillRectangle is including x2 and...
View ArticleReviewed: WriteableBitmapEx 1.0.9 (Σεπ 26, 2014)
Rated 5 Stars (out of 5) - Very helpfull A big thanks to all the delevelopers
View ArticleReviewed: WriteableBitmapEx 1.0.9 (oct. 13, 2014)
Rated 5 Stars (out of 5) - Works like a charm. Simply needed to get and set individual pixels, and ended up here finding a treasure trove. Thanks for sharing your work and expertise.
View Article