nn::jpeg::CTR::JpegMpDecoder::GetMpImageUidListSize Member Function

Syntax

#include <nn/jpeg.h>

static size_t GetMpImageUidListSize(
     const MpIndex * pIndex
);

Arguments

Name Description
in pIndex Specifies the MP Index IFD. To get this ahead of time, use the GetMpIndex function.

Return Values

If successful, returns the size in bytes of the unique ID list for individual images.
Returns 0 on failure.

Description

Gets the size in bytes of the unique ID list for individual images. This size is included in the MP Index IFD.

The unique ID list for individual images is an MP format option tag and cannot necessarily be obtained for all images. The size per each single list element is IMAGE_UID_SIZE (33) bytes. Use the GetMpImageUidListOffset function to get the byte offset to the list.

Revision History

2010/06/14
Initial version.

CONFIDENTIAL