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LDicomDS::GetDefaultJ2KOptions

Summary

Gets the default JPEG 2000 compression options.

Syntax

#include "ltdic.h"

L_UINT16 LDicomDS::GetDefaultJ2KOptions(pOptions, nSize)

Parameters

pFILEJ2KOPTIONS pOptions

Pointer to a structure to be updated with the default JPEG 2000 compression options.

L_INT nSize

Size of the structure pointed to by pOptions.

Returns

Value	Meaning
0	SUCCESS
>0	An error occurred. Refer to Return Codes.

Required DLLs and Libraries

LTDIC
For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application

Platforms

Win32, x64

Example

This example inserts an image in a Data Set Using the JPEG 2000 compression with default compression options.

L_INT LDicomDS_GetDefaultJ2KOptionsExample(LDicomDS *pDS ,pBITMAPHANDLE pBitmap) 
 
{ 
   L_INT nRet; 
 
   if(pDS && pBitmap) 
 
   { 
 
      pDICOMELEMENT  pElement; 
 
      FILEJ2KOPTIONS J2KOptions; 
 
      // Get the default JPEG 2000 compression options.  
 
      nRet = pDS->GetDefaultJ2KOptions(&J2KOptions, sizeof(FILEJ2KOPTIONS)); 
      if(nRet != DICOM_SUCCESS) 
         return nRet; 
 
      // Set the new compression options. 
 
      nRet = pDS->SetJ2KOptions(&J2KOptions); 
      if(nRet != DICOM_SUCCESS) 
         return nRet; 
 
      pElement = pDS->FindFirstElement(NULL, TAG_PIXEL_DATA, FALSE); 
 
      if (pElement != NULL) 
 
      { 
 
         nRet = pDS->InsertImage( pElement, 
                           pBitmap, 
                           1, 
                           IMAGE_COMPRESSION_J2K_LOSSY, 
                           IMAGE_PHOTOMETRIC_MONOCHROME2, 
                           0, 
                           25, 
                           DICOM_SETIMAGE_AUTO_SET_VOI_LUT, 
                           NULL, 
                           NULL); 
         if(nRet != DICOM_SUCCESS) 
            return nRet; 
 
      } 
 
   } 
 
   return DICOM_SUCCESS; 
 
}