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/*!
************************************************************************
* \file nalucommon.c
*
* \brief
* Common NALU support functions
*
* \author
* Main contributors (see contributors.h for copyright, address and affiliation details)
* - Stephan Wenger <stewe@cs.tu-berlin.de>
************************************************************************
*/
#include "global.h"
#include "nalu.h"
#include "memalloc.h"
#include <bfc/platform/types.h>
/*!
*************************************************************************************
* \brief
* Allocates memory for a NALU
*
* \param buffersize
* size of NALU buffer
*
* \return
* pointer to a NALU
*************************************************************************************
*/
NALU_t *AllocNALU(int buffersize)
{
NALU_t *n;
if ((n = (NALU_t*)calloc (1, sizeof (NALU_t))) == NULL)
return 0;
n->max_size=buffersize;
if ((n->buf = (uint8_t *)_aligned_malloc(buffersize, 32)) == NULL)
{
free (n);
return 0;
}
memset(n->buf, 0, buffersize);
return n;
}
/*!
*************************************************************************************
* \brief
* Frees a NALU
*
* \param n
* NALU to be freed
*
*************************************************************************************
*/
void FreeNALU(NALU_t *n)
{
if (n != NULL)
{
if (n->buf != NULL)
{
_aligned_free(n->buf);
n->buf=NULL;
}
free (n);
}
}
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