L_DicomGetDefaultJ2KOptions

#include "ltdic.h"

L_LTDIC_API L_UINT16 L_DicomGetDefaultJ2KOptions(hDS, pOptions, nSize)

HDICOMDS hDS;

a DICOM handle

pFILEJ2KOPTIONS  pOptions;

pointer to a structure

L_INT nSize;

size of the structure

Gets the default JPEG 2000 compression options.

Parameter

Description

hDS

A DICOM handle.

pOptions

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

nSize

Size of the structure pointed to by pOptions.

Returns

DICOM_SUCCESS

The function was successful.

>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, Linux.

See Also

Functions:

L_DicomInsertImage, L_DicomInsertImageList, L_DicomSetImage, L_DicomSetImageList, L_DicomSetJ2KOptions, L_DicomGetJ2KOptions

Topics:

Working with Data Sets

 

Programming with JPEG 2000 Features

Example

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

L_INT DicomGetDefaultJ2KOptionsExample(HDICOMDS hDS, pBITMAPHANDLE pBitmap) 
{ 
   L_UINT16 nRet; 
   if(hDS && pBitmap) 
   { 
      pDICOMELEMENT pElement; 
      FILEJ2KOPTIONS J2KOptions; 
      // Get the default JPEG 2000 compression options. 
      nRet = L_DicomGetDefaultJ2KOptions(hDS, &J2KOptions, sizeof(FILEJ2KOPTIONS)); 
      if (nRet != DICOM_SUCCESS) 
         return nRet; 
      // Set the new compression options. 
      nRet = L_DicomSetJ2KOptions(hDS, &J2KOptions); 
      if (nRet != DICOM_SUCCESS) 
         return nRet; 
      pElement = L_DicomFindFirstElement( hDS, 
      NULL, 
      TAG_PIXEL_DATA, 
      FALSE); 
      if (pElement != NULL) 
      { 
         nRet = L_DicomInsertImage(hDS, 
         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; 
}

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