www.pudn.com > iMagic_2006_0428_v098r23.rar > util.h

#ifndef _UTIL_H 
#define _UTIL_H 
 
#include "AACEncoder.h" 
 
void SpectrumControl(   AAC_Config* aac_config, 
                  ChannelInfo* channelinfo, 
                  MaskInfo* maskinfoLR); 
 
void MSSpectrumControl(    AAC_Config* aac_config, 
                  ChannelInfo* channelinfo, 
                  MaskInfo* maskinfoLR, 
                  MaskInfo* maskinfoMS); 
 
//void Init_Log_Table(void); 
int norm_log(unsigned int x,int *nor_var); 
unsigned int Sqrt32(unsigned int x, int scale_exp); 
 
int GetSRIndex(unsigned int sampleRate); 
float fMIN( float a , float b ); 
float fMAX( float a , float b ); 
int iMIN( int a , int b ); 
int iMAX( int a , int b ); 
int QADD( int a , int b ); 
int aacencLog2( int x); 
int CLZ(int x); 
 
#ifdef _DUMP_FIND_MAX 
void fFind_MAX( AAC_Config* aac_config, double *input , int length ); 
void iFind_MAX( AAC_Config* aac_config, int *input    , int length ); 
#endif 
 
#endif