/**********************************************************************MPEG-4 Audio VMBit stream moduleThis software module was originally developed byBodo Teichmann (Fraunhofer Institute of Integrated Circuits tmn@iis.fhg.de)and edited byin the course of development of the MPEG-2 NBC/MPEG-4 Audio standardISO/IEC 13818-7, 14496-1,2 and 3. This software module is animplementation of a part of one or more MPEG-2 NBC/MPEG-4 Audio toolsas specified by the MPEG-2 NBC/MPEG-4 Audio standard. ISO/IEC givesusers of the MPEG-2 NBC/MPEG-4 Audio standards free license to thissoftware module or modifications thereof for use in hardware orsoftware products claiming conformance to the MPEG-2 NBC/ MPEG-4 Audiostandards. Those intending to use this software module in hardware orsoftware products are advised that this use may infringe existingpatents. The original developer of this software module and his/hercompany, the subsequent editors and their companies, and ISO/IEC haveno liability for use of this software module or modifications thereofin an implementation. Copyright is not released for non MPEG-2NBC/MPEG-4 Audio conforming products. The original developer retainsfull right to use the code for his/her own purpose, assign or donatethe code to a third party and to inhibit third party from using thecode for non MPEG-2 NBC/MPEG-4 Audio conforming products. Thiscopyright notice must be included in all copies or derivative works.Copyright (c) 1998.$Id: flex_mux.h,v 1.1 2002/05/13 18:57:42 wmaycisco Exp $BT    Bodo Teichmann, FhG/IIS <tmn@iis.fhg.de>**********************************************************************/#ifndef _FLEX_MUX_H_INCLUDED#define _FLEX_MUX_H_INCLUDED#include "obj_descr.h"           /* typedef structs */typedef enum {  GA   = 0,  /* General Audio, formerly called TF */  CELP = 1,  /* MP4 Celp speech core */  PARA = 2,  /* Parametric Audio coding, not supported */  SA   = 3,  /* Structured Audio, not supported */  TTS  = 4   /* Text To Speech, not supported */  ,  HVXC = 5   /* HVXC(parametric speech) core (AI 990616) */} AUDIO_DEC_TYPE;void advanceESDescr ( BsBitStream*      bitStream,                       ES_DESCRIPTOR*    es,                      int               WriteFlag );void initESDescr( ES_DESCRIPTOR **es);void presetESDescr( ES_DESCRIPTOR *es, int numLayers);void initObjDescr( OBJECT_DESCRIPTOR *od);void presetObjDescr( OBJECT_DESCRIPTOR *od, int numLayers);void getAccessUnit( BsBitStream*   bitStream,                    BsBitBuffer*   AUBuffer,                    unsigned int*  AUIndex,                    unsigned long* totalLength,                    ES_DESCRIPTOR  *es );void  advanceODescr (   BsBitStream*      bitStream, OBJECT_DESCRIPTOR *od, int WriteFlag) ;void writeFlexMuxPDU(int index,BsBitStream* bitStream , BsBitBuffer* AUBuffer);int  nextAccessUnit( BsBitStream*      bitStream ,                                           unsigned int*     layer,                      FRAME_DATA*       frameData);#endif