following code to retrieve an image from a SQL Express 2005 DB.
While reader.Read()
Me.txtNaam.Text = reader("Naam").ToString
Me.txtOmschrijving.Text = reader("Omschrijving").ToString
[code].....
If i type this in:
CODE:
I get an error: Error 1 Operator '=' is not defined for types 'System.Drawing.Image' and 'System.Drawing.Bitmap'.
I have also used 'is' instead of '=' but that doesn't work either.
How to retrieve a binary image from a database using vb.net and insert the image into a GridView.
This is my DB
image (id as integer , img as varbinary(max))
how to retrieve an image from database using image URL and insert it in grid view in vb. net ?? thats my data base table i have 3 columns in table image (ID as int , imageName as varchar , imageURL as varchar(max) i want to insert the image in a grid view but when i run this code i only get the last image in my table everytime thats my code:
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
'---------------------------------------------------------------------------
Dim dt As New DataTable()
Dim strConnString As [String] = System.Configuration.ConfigurationManager.ConnectionStrings("ConnectionString").ConnectionString()
Dim strQuery As String = "select * from image"
[code]....
I have entered an image in sql server database successfully. Now i want to retrieve this image from database and show it in an Image control. I don't want to put any ListBoxes on the page. I wrote in ASP dot Net..
Dim MS As MemoryStream
Dim IMG As System.Drawing.Image
Dim FS As FileStream
[code]......
[code]Ive Searched a Whole Day looking for an Answer but to no Avail. Im a Full on Newbe. Just started to Mess with VB Yesterday.
View 10 RepliesIm trying to make a program that loads the first image in a folder then shows it on the picturebox1 then the user will press next, and that image will be moved to a foder named viewed. I got the code to move but I get an error saying that image is being used in another application. Here is my
[Code]...
I'm trying to resize any image fields in my data-bound DataGridView to 200x300; the column resizing code looks like this:
[Code]...
I have tried following code to retrieve image from my database.
Dim sEmpID As String
sEmpID = TxtPisno.Text
If sEmpID.Trim = "" Then
Exit Sub
[Code]...
I have manged to save the image using long binary data (ithink) but finding it hard to retrive teh image again. i want to display diffrent pictures as i navigate throw the database
[Code]...
I have creating my application in visual basic using the tables from ms access that I created. In the tables there is field "attachment" with pictures saved in there.
View 1 RepliesI need to retrieve url from an image by simply dropping that image to a form or textbox and it must act as drop box.
Several download managers have this function (flashget,IDM,FDM)
I've a program that is used for marking exam paper. The exam paper is actually an image being scanned.
The marker will have to retrieve an unmark 'exam paper' from the SQL server column named 'Answersheet'.
After marking, the marker will then save the marked 'exam paper' into the SQL server column named 'MarkedAnswersheet'.
I want to retrieve image from database mysql in vb by using no id. But why I have error "Unable to cast object of type 'System.Byte[]' to type 'System.Drawing.Image'."
This is my codding. I'm using visual basic 2008 and database mysql. picture format BLOB. E.g.[BLOB - 22.1 KiB]
Imports MySql.Data.MySqlClient
Imports System.Drawing.Imaging
Public Class Form_Popup
Private Sub Form_Popup_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
[Code] .....
how to retrieve an image from a MYSQL database
View 2 RepliesFetch the image in mysql database and display it in the picturebox.i have a fieldtype mediumblob on my database.i cant move on with the application i develop.
View 1 Repliesiam using the code below to try and retrieve images from an access database but it is giving me an error saying parameter is not valid. [Code]
View 1 RepliesI use this code given by .paul
Dim ms As New IO.MemoryStream
PIS.PictureBox3.Image.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg)
dsNewRow.Item("picture") = ms.ToArray
[code]......
I am using this code to create a list of open windows. How do I extract an icon from the open program so I can add it to an imagelist?[code]...
View 6 Repliesi have an image that is stored in a SQL database and i need to retrieve the image and display it in a picturebox on my form. i have found alot info on this but everything o tried didn't work how do i go about doing this?
View 2 RepliesI have created a program where I capture image and ask user to answer question upon the image they see. The details about a captured image will be shown in listview. When user click the listview item they can preview the image which they captured. I am unable to do it as keep showing the same image.
[Code]...
I've got an ASP.NET upload form on one page, where the user can upload an image.[code]...
View 1 RepliesI'm doing a program that could save and retrieve image from database. My problem is I would not able to save images with my codes..
[Code]...
how to save/retrieve image into database in vb.net
View 1 RepliesYour code works perfectly well. how to store and retrieve image from a database(sql) using vb.net
View 1 Replieshow to store and retrieve image in ms access using vb.net coding
View 3 RepliesI found an old article of an example of what I am trying to do (retrieve an image stored in a ms access Db and display on my aspx page). Does anyone have a good example of this for vb.net?
View 1 RepliesShould be pretty simple for a pro. i have images in sql server database and i want to retrieve them in my aspx (vb.net) file.i have in aspx this image control -in vb.net i have started this [code]..
View 1 RepliesHow i can insert an image into an access database and retrieve it.
View 4 RepliesAm new to this area, it would great if any one help me on my request. I would like to retrieve each words co-ordiantes (x,y axis) from a jpg file, which is scanned hard copy. I know this can be done with the help of OCR sdk's. But i dont know how to integrate those sdk's with my .net application and retrieve the value. It would be great if some one suggest me the best way or sample codes to do that.
View 5 Replies
