LEADTOOLS Image File Support (Leadtools.Codecs assembly)

RedirectWrite Event

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Replaces the normal LEADTOOLS method for writing to a file.
Syntax
public event EventHandler<CodecsRedirectWriteEventArgs> RedirectWrite
'Declaration
 
Public Event RedirectWrite As EventHandler(Of CodecsRedirectWriteEventArgs)
'Usage
 
Dim instance As RasterCodecs
Dim handler As EventHandler(Of CodecsRedirectWriteEventArgs)
 
AddHandler instance.RedirectWrite, handler
public event EventHandler<CodecsRedirectWriteEventArgs> RedirectWrite

            
synchronized public void addRedirectWriteListener(CodecsRedirectWriteListener listener)
synchronized public void removeRedirectWriteListener(CodecsRedirectWriteListener listener)
            
add_RedirectWrite(function(sender, e))
remove_RedirectWrite(function(sender, e))

public:
event EventHandler<CodecsRedirectWriteEventArgs^>^ RedirectWrite
Event Data

The event handler receives an argument of type CodecsRedirectWriteEventArgs containing data related to this event. The following CodecsRedirectWriteEventArgs properties provide information specific to this event.

PropertyDescription
Buffer Gets a pointer to the unmanaged memory buffer from which this write operation should copy the data.
Count Gets the number of bytes that this write operation request.
Written Gets or sets the actual number of bytes that this write operation has copied to Buffer.
Remarks

You can redirect all the toolkit I/O methods to your own I/O methods to load/save images from your own streams.

To replace the normal method for writing to a file, set your own subscribe to this event then call the StartRedirecting method.

Example
For an example, refer to StartRedirecting
Requirements

Target Platforms

See Also

Reference

RasterCodecs Class
RasterCodecs Members

 

 


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