/*
??Complex?FFT?core?for?transforms
*/
#include?
#include?

#include?“cfftn.h“

#include?“counters.h“?/*?the?3GPP?instrumenting?tool?*/

#define?MAX_FACTORS??23
#define?MAX_PERM????209
#define?NFACTOR	?????11
#ifndef?M_PI
#define?M_PI	3.14159265358979323846264338327950288
#endif
#define?SIN60	0.86602540378443865
#define?COS72	0.30901699437494742
#define?SIN72	0.95105651629515357


int?cfftn（float?Re[]
??????????float?Im[]
??????????int??nTotal
??????????int??nPass
??????????int??nSpan
??????????int??iSign）
{

??int?ii?mfactor?kspan?ispan?inc;
??int?j?jc?jf?jj?k?k1?k2?k3=0?k4?kk?kt?nn?ns?nt;
??
??double?radf;
??double?c1?c2=0.0?c3=0.0?cd;
??double?s1?s2=0.0?s3=0.0?sd;
??float??akbkakpbkpajpbjpajmbjmakmbkmajbjaabb;

??float?Rtmp[MAX

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1870??2005-09-15?11:43??3GPP_enhanced_aacPlus_src_200907\README_dec.txt

?????文件???????2450??2005-11-04?14:51??3GPP_enhanced_aacPlus_src_200907\README_enc.txt

?????文件????????543??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\aac_ram.h

?????文件????????658??2005-02-24?17:11??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFR_aacdec\src\aac_ram.h

?????文件????????731??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFR_aacdec\src\aac_rom.h

?????文件???????3322??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\aac_rom.h

?????文件???????1476??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFR_aacdec\aacdecoder.h

?????文件???????2854??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\aacenc.h

?????文件???????1133??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\adj_thr.h

?????文件????????801??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\adj_thr_data.h

?????文件???????8610??2004-05-31?14:47??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\lib\au_channel.h

?????文件???????8610??2004-05-31?14:47??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\lib\au_channel.h

?????文件???????2120??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\src\audioobjecttypes.h

?????文件????????747??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\band_nrg.h

?????文件???????1801??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\bit_cnt.h

?????文件???????1299??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_sbrenclib\src\bit_sbr.h

?????文件????????548??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\bitenc.h

?????文件????????345??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFR_aacdec\src\bitstream.h

?????文件???????3123??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFR_aacdec\src\block.h

?????文件???????1562??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\block_switch.h

?????文件????????665??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFRlib\cfftn.h

?????文件????????665??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFRlib\cfftn.h

?????文件???????1040??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFR_aacdec\src\channel.h

?????文件????????432??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_fastaacenc\src\channel_map.h

?????文件???????4254??2005-02-24?17:11??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFR_aacdec\src\channelinfo.h

?????文件????????527??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_sbrenclib\src\cmondata.h

?????文件???????1711??2004-12-22?10:05??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFR_sbrenclib\src\code_env.h

?????文件????????727??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFR_aacdec\src\conceal.h

?????文件????????739??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusdec\FloatFRlib\counters.h

?????文件????????739??2004-12-22?10:04??3GPP_enhanced_aacPlus_src_200907\FloatFR_aacPlusenc\FloatFRlib\counters.h

............此處省略268個文件信息