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Type: Posts; User: henrikl
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Hi,
I need help to convert a piece of XAML to VB.Net
XAML
<LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0">
<GradientStop...
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Hi PlausiblyDamp,
Thank you for your reply. I see what you mean with the DNS reverse lookup and that there is no real solution to this.
/Henrik
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Hi,
Can someone please show me how to get the remote host name from the IP address when the remote is a Windows 10 Phone.
When the remote is a Windows computer I can use the following code but...
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Hi,
I need help reading data from TCP in Universal Windows.
I have tried with the following code without luck.
Public Async Sub Receive()
Try
Dim message As String...
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Thank you I will do that at once
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Hello KGComputers,
That did the trick. Thank you very much.
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Hello,
I am having trouble reading the content of a webpage from VB Net.
The webpage is a page to check a Danish license plate of a car.
For a check license plate number YM35953 can be used.
...
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OK now I did a simple test moving the form around with the mouse while the recognizer was active.
I could move the form all the time. That should mean that the main thread is responsive, right?...
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The difference is sometimes about 100 ms and sometimes 200 ms in favor to main thread.
It’s not a big difference but the main thread is not responsive in any of the cases (main or new thread). I...
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Hello Shaggy Hiker,
Thank you for your detailed explanation on multi-threading.
I tested the recognizer time with stopwatch on the main thread and on a new thread. It turned out that using a new...
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I didn’t help to declare w at class level.
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I got it working now, but the result is not good. When using a thread CPU peaks at 100% and memory use more than 500 MB. When run from the main thread CPU at around 25% and memory about 200 MB.
I...
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Hi Sitten Spynne,
Thank you for your reply.
I don’t think that the library provide any asynchronous overloads.
From the link you can download the OpenAlpr library without providing any...
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Now I added a parameter to my sub and change the thread call, but the results are the same.
The camImage in the Worker class is nothing.
Did I do it wrong?
Public Sub ProcessAlprImage(ByVal...
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The line w.CamImage = img is not empty. CamImage is set to the image from the VideoSourcePlayer
But in the class Worker the CamImage seems to be empty.
RawFormat = 'CamImage.RawFormat' threw an...
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Thank you for your reply.
AlprNet is a license plate recognizer class See http://doc.openalpr.com/opensource.html#calibration
Recognize takes a bitmap as parameter or imageBuffer as byte or a...
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Hi,
Thank you for your reply.
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Hi,
I have a problem with thread passing a bitmap.
The image (img) comes from a videostream (AForge VideoSourcePlayer).
This line is where the error occurs
Dim results = alpr.Recognize(img)
...
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Hello Poppa Mintin,
Thank you for your solution.
I got it working now with the code I posted above. It turns out I had disposed the image imgZoom.
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Hello,
I would like to zoom a panels image with either mouse wheel or by dragging a rubber band on the panel.
I have a global variable (imgZoom) which is updated on each new frame from a...
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Thank you for your reply.
The error is caused by the zoom factor (SizeMode=zoom) and when I drag the mouse outside of the picturebox.
The zoom factor problem is corrected by finding the factor (see...
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Hi,
I need help on cropping an image.
My PictureBox SizeMode is set to zoom.
I am receiving an error when drawing the rubberband.
An unhandled exception of type 'System.OutOfMemoryException'...
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Hi,
I need help on making a clone of the image in an AForge VideoSourcePlayer.
I have tried different approaches like the one below. My problem is that I need a copy of the image before modifying...
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Hi again,
No errors occurred in the try catch and button click didn’t help either.
I resolved the problem by removing the DataGridView and add a new DataGridView. Hmm …
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Hi wes4dbt,
Thank you for your reply. I will follow you advice and test it.
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Hi,
I need help with selecting cells of a DataGridView.
When closing the form I would like to save the selected cells and when reopening the form show the selected cells.
I have tried to...
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Hi,
I need to add up to 16 pictureboxes dynamically showing individual movie clips using AForge VideoSourcePlayer to fetch the videos.
I can’t figure out how to do this dynamically.
Any help...
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Thank you for your reply.
I got it working now
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Hi,
I need to read all lines from a text file between header 1 and header 2 as text.
How do I do this?
Example
[Head 1]
Line 1
Line 2
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Thank you again.
I will change my code to the way you showed above.
I also think that your code is faster
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I changed my code and now it works
For i = 0 To lstCars.Items.Count - 1
Dim t As String = Globalization.CultureInfo.CurrentCulture.TextInfo.ToTitleCase(lstCars.Items(i).ToString)...
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Hi,
Thank you for your reply.
T Is capitalized, but the ListBox items are not.
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Hi,
I need help on capitalizing every word in a ListBox.
I have tried the following, but it doesn’t work.
For i = 0 To lstCars.Items.Count - 1
Dim t As String =...
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Hi Shaggy Hiker,
Thank you for your reply.
You are right and I will leave the DoEvents out
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Thank you for your suggestions.
The thing is that I have located the browser in a settings form which is modal. I want to close / hide the form when settings have been made.
I see what you mean...
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Hi,
How can I update a webpage in Visual Basic when the webbrowser is hidden?
If I use Me.Hide() the browser dosnt update. Visible it works.
Thank you in advance,
Henrik
Private Sub...
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Thank you for your reply.
R3E_Dash is the root namespace and no I don’t have two things called R3E_Dash.
I sure you are right though I must have made an error / bug somewhere in my project.
I...
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Hi,
I have a strange problem with a simple class when compiling.
When I hit F6 I get an error “Type R3E_Dash.NListView is not defined”
The error is in my frmMain Designer.
Me.lstVRaceStat =...
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Yes that would be great and very kind of you.
I think I know how work with a dictionary, but please show an example also.
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Thank you very much for your efforts.
I hope I can manage to find a solution to my annoying problem.
/Henrik
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