#include?
#include?
#include?
#define?PI?3.1415
using?namespace?std;

typedef?struct?StudentCVSD{
	int????Encode[30];
	double?Decode[30];
}STUDENT_CVSD?*PSTUDENT_CVSD;

static?STUDENT_CVSD?Student_CVSD;

static?int?qwe;//振幅，采樣點數，信號頻率

extern?STUDENT_CVSD*?CVSD_StudentEncode（int?Amplitude?int?SampleTimes?int?Frequency）//編碼
{
????double?Sample[30];
	int?i;

	double?Bt1;//B表示量階的變化速率，B=1-T/t1.??T為信號頻率Frequency的倒數，t1表示音節時間常數一般去5-10ms
	t1=0.01;
	B=1-（1/（double）（Frequency*t1））;

	double?liangjie=2*PI*Amplitude*（double）Frequency/（double）（64*1024）;//yuce為初始量階，yuce1為量階的增量
	double?liangjie1=liangjie/2;
	double?yuce=0;
	
	for（i?=?0;?i?????????Sample[i]??=?Amplitude?*?sin（2?*?PI?

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

?????文件???????4390??2013-10-23?12:00??CVSD_encode_decode\CVSD_encode.cpp

?????文件???????4344??2013-10-22?21:12??CVSD_encode_decode\CVSD_encode.dsp

?????文件????????530??2013-10-22?20:15??CVSD_encode_decode\CVSD_encode.dsw

?????文件??????41984??2013-10-24?12:37??CVSD_encode_decode\CVSD_encode.ncb

?????文件??????49664??2013-10-24?12:37??CVSD_encode_decode\CVSD_encode.opt

?????文件???????1441??2013-10-23?11:57??CVSD_encode_decode\CVSD_encode.plg

?????文件?????581698??2013-10-23?11:57??CVSD_encode_decode\Debug\CVSD_encode.exe

?????文件?????830328??2013-10-23?11:57??CVSD_encode_decode\Debug\CVSD_encode.ilk

?????文件?????344169??2013-10-23?11:57??CVSD_encode_decode\Debug\CVSD_encode.obj

?????文件????2030344??2013-10-22?23:36??CVSD_encode_decode\Debug\CVSD_encode.pch

?????文件????1139712??2013-10-23?11:57??CVSD_encode_decode\Debug\CVSD_encode.pdb

?????文件??????82944??2013-10-23?11:57??CVSD_encode_decode\Debug\vc60.idb

?????文件?????118784??2013-10-23?11:57??CVSD_encode_decode\Debug\vc60.pdb

?????目錄??????????0??2013-10-24?12:43??CVSD_encode_decode\Debug

?????目錄??????????0??2013-10-24?12:37??CVSD_encode_decode

-----------?---------??----------?-----??----

??????????????5230332????????????????????15