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Control to load a JPG file - Binary stream

Posted on 2004-03-29
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Last Modified: 2008-02-01
Hi,

is there any control which can load a jpg file by passing the Binary stream.


pls let me know asap.
thanks.
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Question by:chandua
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6 Comments
 
LVL 22

Expert Comment

by:_TAD_
ID: 10709467


No, but you can load an image object from a stream and then drop that Image onto a picturebox.


it will look something like this:

picturebox1.Image = Image.FromStream(myBinaryStream);
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Author Comment

by:chandua
ID: 10716766
hi TAD,

i am creating a Webpart (SPS 2003), i cant have a picture box in it.
0
 

Author Comment

by:chandua
ID: 10717036
hi TAD,

i am trying to get the stream from database
string sqlText = "SELECT img_data FROM Image WHERE img_pk = " + ImageId;
SqlConnection connection = new SqlConnection( ConfigurationSettings.AppSettings["DSN"].ToString() );
SqlCommand command = new SqlCommand( sqlText, connection);
 //open the database and get a datareader
connection.Open();
SqlDataReader dr = command.ExecuteReader();
if ( dr.Read()) //found image
{
 pictureBox1.Image=Image.FromStream((byte[]) dr["img_data"]);
}
i cant pass the dr["img_data"].. how do i convert to straeam/
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LVL 22

Accepted Solution

by:
_TAD_ earned 800 total points
ID: 10719662


Create a Memory Stream.


MemoryStream memStr = new MemoryStream(myByteArray);
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