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/* 
*********************************************************************** 
* COPYRIGHT AND WARRANTY INFORMATION 
* 
* Copyright 2001, International Telecommunications Union, Geneva 
* 
* DISCLAIMER OF WARRANTY 
* 
* These software programs are available to the user without any 
* license fee or royalty on an "as is" basis. The ITU disclaims 
* any and all warranties, whether express, implied, or 
* statutory, including any implied warranties of merchantability 
* or of fitness for a particular purpose.  In no event shall the 
* contributor or the ITU be liable for any incidental, punitive, or 
* consequential damages of any kind whatsoever arising from the 
* use of these programs. 
* 
* This disclaimer of warranty extends to the user of these programs 
* and user's customers, employees, agents, transferees, successors, 
* and assigns. 
* 
* The ITU does not represent or warrant that the programs furnished 
* hereunder are free of infringement of any third-party patents. 
* Commercial implementations of ITU-T Recommendations, including 
* shareware, may be subject to royalty fees to patent holders. 
* Information regarding the ITU-T patent policy is available from 
* the ITU Web site at http://www.itu.int. 
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* THIS IS NOT A GRANT OF PATENT RIGHTS - SEE THE ITU-T PATENT POLICY. 
************************************************************************ 
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/*! 
 ************************************************************************ 
 * \file  memalloc.c 
 * 
 * \brief 
 *    Memory allocation and free helper funtions 
 * 
 * \author 
 *    Main contributors (see contributors.h for copyright, address and affiliation details) 
 ************************************************************************ 
 */ 
 
#include  
#include "memalloc.h" 
 
/*! 
 ************************************************************************ 
 * \brief 
 *    Allocate 2D memory array -> unsigned char array2D[rows][columns] 
 * 
 * \par Output: 
 *    memory size in bytes 
 ************************************************************************/ 
// Change 9-Aug-2001 P. List: dont allocate independant row arrays anymore 
// but one complete array and move row-pointers to array. Now you can step 
// to the next line with an offset of img->width 
int get_mem2D(byte ***array2D, int rows, int columns) 
{ 
  int i; 
 
  if((*array2D      = (byte**)calloc(rows,        sizeof(byte*))) == NULL) 
    no_mem_exit("get_mem2D: array2D"); 
  if(((*array2D)[0] = (byte* )calloc(columns*rows,sizeof(byte ))) == NULL) 
    no_mem_exit("get_mem2D: array2D"); 
 
  for(i=1;i int array2D[rows][columns] 
 * 
 * \par Output: 
 *    memory size in bytes 
 ************************************************************************ 
 */ 
// same change as in get_mem2Dint 
int get_mem2Dint(int ***array2D, int rows, int columns) 
{ 
  int i; 
 
  if((*array2D      = (int**)calloc(rows,        sizeof(int*))) == NULL) 
    no_mem_exit("get_mem2Dint: array2D"); 
  if(((*array2D)[0] = (int* )calloc(rows*columns,sizeof(int ))) == NULL) 
    no_mem_exit("get_mem2Dint: array2D"); 
 
  for(i=1 ; i unsigned char array3D[frames][rows][columns] 
 * 
 * \par Output: 
 *    memory size in bytes 
 ************************************************************************ 
 */ 
// same change as in get_mem2Dint 
int get_mem3D(byte ****array3D, int frames, int rows, int columns) 
{ 
  int  j; 
 
  if(((*array3D) = (byte***)calloc(frames,sizeof(byte**))) == NULL) 
    no_mem_exit("get_mem3D: array3D"); 
 
  for(j=0;j int array3D[frames][rows][columns] 
 * 
 * \par Output: 
 *    memory size in bytes 
 ************************************************************************ 
 */ 
// same change as in get_mem2Dint 
int get_mem3Dint(int ****array3D, int frames, int rows, int columns) 
{ 
  int  j; 
 
  if(((*array3D) = (int***)calloc(frames,sizeof(int**))) == NULL) 
    no_mem_exit("get_mem3Dint: array3D"); 
 
  for(j=0;j int array3D[frames][rows][columns][component] 
 * 
 * \par Output: 
 *    memory size in bytes 
 ************************************************************************ 
 */ 
// same change as in get_mem2Dint 
int get_mem4Dint(int *****array4D, int idx, int frames, int rows, int columns ) 
{ 
  int  j; 
 
  if(((*array4D) = (int****)calloc(idx,sizeof(int**))) == NULL) 
    no_mem_exit("get_mem4Dint: array4D"); 
 
  for(j=0;j