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WriteTag Method
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Leadtools.Codecs Namespace > RasterCodecs Class : WriteTag Method




Writes or changes a tag to an existing file.

Overload List

OverloadDescription
WriteTag(String,Int32,RasterTagMetadata) Writes or changes a tag to an existing file.  
WriteTag(Stream,Int32,RasterTagMetadata) Writes or changes a tag to an existing stream.  

Example

For an example, refer to DeleteTag.

Remarks

This method writes tags into an existing file or changes tags in an existing file.

This method works only with TIFF files.

Note: Use this method carefully. LEADTOOLS will not restrict the tags that you write. If you write bad tags, the file might become corrupted. Consult the TIFF documentation for a list of predefined tags. It is recommended that you write only the user-defined tags (the tags between 0x8000 and 0xFFFF).

See the TIFF documentation for a complete list of the TIFF tags and types.

When you add or remove tags, the tags array at the end of the file is re-written. When you modify existing tags, the new tag value is added to the file and the IFD is modified as necessary. In all of these cases, there is no image recompression.

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

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