| |
| /*! |
| ************************************************************************ |
| * \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 <stdlib.h> |
| |
| #include "global.h" |
| #include "nalu.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) |
| no_mem_exit ("AllocNALU: n"); |
| |
| n->max_size=buffersize; |
| |
| if ((n->buf = (byte*)calloc (buffersize, sizeof (byte))) == NULL) |
| { |
| free (n); |
| no_mem_exit ("AllocNALU: n->buf"); |
| } |
| |
| return n; |
| } |
| |
| |
| /*! |
| ************************************************************************************* |
| * \brief |
| * Frees a NALU |
| * |
| * \param n |
| * NALU to be freed |
| * |
| ************************************************************************************* |
| */ |
| void FreeNALU(NALU_t *n) |
| { |
| if (n) |
| { |
| if (n->buf) |
| { |
| free(n->buf); |
| n->buf=NULL; |
| } |
| free (n); |
| } |
| } |
