ReadMetadataItemsAsync Method

Reads metadata from the specified stream.

Syntax

C#
Visual Basic
WinRT C#
Java
Objective-C
WinRT JavaScript
C++

public IAsyncOperation<IMap<string,string>> ReadMetadataItemsAsync( 
   ILeadStream stream,
   int pageNumber
)

'Declaration

Public Function ReadMetadataItemsAsync( _
   ByVal stream As ILeadStream, _
   ByVal pageNumber As Integer _
) As IAsyncOperation(Of IMap(Of String,String))

'Usage

Dim instance As RasterCodecs
Dim stream As ILeadStream
Dim pageNumber As Integer
Dim value As IAsyncOperation(Of IMap(Of String,String))
 
value = instance.ReadMetadataItemsAsync(stream, pageNumber)

public IAsyncOperation<IMap<string,string>> ReadMetadataItemsAsync( 
   ILeadStream stream,
   int pageNumber
)

 function Leadtools.Codecs.RasterCodecs.ReadMetadataItemsAsync( 
   stream ,
   pageNumber 
)

public:
IAsyncOperation<IMap<String^,String^>^>^ ReadMetadataItemsAsync( 
   ILeadStream^ stream,
   int pageNumber
)

Parameters

stream: A Stream containing the image file from which the metadata should be read.
pageNumber: 1-based index to the page number from which the metadata should be read.

Return Value

Returns a Dictionary of key, value pairs for the file metadata items.

Remarks

Possible values for the metadata keys:

Requirements

Target Platforms

Reference

RasterCodecs Class
RasterCodecs Members