www.pudn.com > AvsVideoCodec.rar > memalloc.c

/* 
***************************************************************************** 
* COPYRIGHT AND WARRANTY INFORMATION 
* 
* Copyright 2003, Advanced Audio Video Coding Standard, Part II 
* 
* DISCLAIMER OF WARRANTY 
* 
* The contents of this file are subject to the Mozilla Public License 
* Version 1.1 (the "License"); you may not use this file except in 
* compliance with the License. You may obtain a copy of the License at 
* http://www.mozilla.org/MPL/ 
* 
* Software distributed under the License is distributed on an "AS IS" 
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the 
* License for the specific language governing rights and limitations under 
* the License. 
*                      
* THIS IS NOT A GRANT OF PATENT RIGHTS - SEE THE AVS PATENT POLICY. 
* The AVS Working Group doesn't represent or warrant that the programs 
* furnished here under are free of infringement of any third-party patents. 
* Commercial implementations of AVS, including shareware, may be 
* subject to royalty fees to patent holders. Information regarding 
* the AVS patent policy for standardization procedure is available at  
* AVS Web site http://www.avs.org.cn. Patent Licensing is outside 
* of AVS Working Group. 
* 
* The Original Code is Reference Software for China National Standard  
* GB/T 20090.2-2006 (short for AVS-P2 or AVS Video) at version RM52J. 
* 
* The Initial Developer of the Original Code is Video subgroup of AVS 
* Workinggroup (Audio and Video coding Standard Working Group of China). 
* Contributors:   Guoping Li,    Siwei Ma,    Jian Lou,    Qiang Wang ,  
*   Jianwen Chen,Haiwu Zhao,  Xiaozhen Zheng, Junhao Zheng, Zhiming Wang 
*  
****************************************************************************** 
*/ 
 
 
 
/* 
************************************************************************************* 
* File name: memalloc.c 
* Function: Memory allocation and free helper funtions 
* 
************************************************************************************* 
*/ 
 
 
#include  
#include "memalloc.h" 
 
/* 
************************************************************************* 
* Function:Allocate 2D memory array -> unsigned char array2D[rows][columns] 
* Input: 
* Output:memory size in bytes 
* Return:  
* Attention: 
************************************************************************* 
*/ 
 
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] 
* Input: 
* Output: memory size in bytes 
* Return:  
* Attention: 
************************************************************************* 
*/ 
 
 
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] 
* Input: 
* Output:memory size in bytes 
* Return:  
* Attention: 
************************************************************************* 
*/ 
 
 
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] 
* Input: 
* Output:memory size in bytes 
* Return:  
* Attention: 
************************************************************************* 
*/ 
 
 
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] 
* Input: 
* Output:memory size in bytes 
* Return:  
* Attention: 
************************************************************************* 
*/ 
 
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