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ReadMarkersAsync Method
Summary
Reads all the metadata markers (COM and APPn) from a stream.
Syntax
public IAsyncOperation<IVector<RasterMarkerMetadata>> ReadMarkersAsync(ILeadStream stream)
Public Function ReadMarkersAsync( _ByVal stream As ILeadStream _) As IAsyncOperation(Of IVector(Of RasterMarkerMetadata))
public IAsyncOperation<IVector<RasterMarkerMetadata>> ReadMarkersAsync(ILeadStream stream)
function Leadtools.Codecs.RasterCodecs.ReadMarkersAsync(stream)
public:IAsyncOperation<IVector<RasterMarkerMetadata^>^>^ ReadMarkersAsync(ILeadStream^ stream)
Parameters
stream
A ILeadStream containing the input file image data.
Return Value
When this method completes, it returns a collection of RasterMarkerMetadata objects containing the metadata marker data.
Remarks
This method reads all the metadata markers from a file, and returns a collection of the markers.
For Exif files, this metadata collection will contain all the Exif and GPS comments, stored in APP1. It will also contain the audio information stored in APP2.
If the file contains no marker, then this method will return an empty collection.
Requirements
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© 1991-2017 LEAD Technologies, Inc. All Rights Reserved.
© 1991-2017 LEAD Technologies, Inc. All Rights Reserved.
Leadtools.Codecs Assembly
