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RedirectRead Event

Summary

Replaces the normal LEADTOOLS method for reading from a file.

Syntax

C#
VB
Java
C++
public event EventHandler<CodecsRedirectReadEventArgs> RedirectRead 
Public Event RedirectRead As EventHandler(Of CodecsRedirectReadEventArgs) 
synchronized public void addRedirectReadListener(CodecsRedirectReadListener listener) 
synchronized public void removeRedirectReadListener(CodecsRedirectReadListener listener) 
             
public: 
event EventHandler<CodecsRedirectReadEventArgs^>^ RedirectRead 

Event Data

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

PropertyDescription
Buffer Gets a pointer to the unmanaged memory buffer into which this read operation should copy the data.
Count Gets the number of bytes that this read operation request.
Read Gets or sets the actual number of bytes that this read 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 reading from a file, set your own subscribe to this event then call the StartRedirecting method.

Example

For an example, refer to StartRedirecting

Requirements

Target Platforms

Help Version 19.0.2017.10.27
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