IWICMetadataBlockWriter::InitializeFromBlockReader method (wincodecsdk.h)

Initializes an IWICMetadataBlockWriter from the given IWICMetadataBlockReader. This will prepopulate the metadata block writer with all the metadata in the metadata block reader.

Syntax

HRESULT InitializeFromBlockReader(
  [in] IWICMetadataBlockReader *pIMDBlockReader
);

Parameters

[in] pIMDBlockReader

Type: IWICMetadataBlockReader*

Pointer to the IWICMetadataBlockReader used to initialize the block writer.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

Requirement Value
Minimum supported client Windows XP with SP2, Windows Vista [desktop apps | UWP apps]
Minimum supported server Windows Server 2008 [desktop apps | UWP apps]
Target Platform Windows
Header wincodecsdk.h
Library Windowscodecs.lib
DLL Windowscodecs.dll

See also

Conceptual

How to Write a WIC-Enabled CODEC

How-to: Re-encode a JPEG Image with Metadata

IWICMetadataBlockWriter

Other Resources

Overview of Reading and Writing Image Metadata

WIC Metadata Overview