kva.h

包括RS码的编码,硬(BM)/软(KV)译码,AWGN信道调制解调仿真. 具体采用何种编译码方案和调制解调方式可在Profile.txt文件中指定(内有详细说明). 且扩展性极好,容易向其中加入新的调

#ifndef _KVA
#define _KVA

#include <stdlib.h>
#include "BiPolynom.h"
#include "RSParam.h"
#include "RSDecoder.h"

#ifdef _DEBUG
//int faultframes=0;
#endif

/*在重数分配算法中不同的迭代终止判据*/
enum MPAStopCondit{
	GivenS,  //指定重数总和(KV重数分配方案)
	GivenL,  //指定最终列表的容量
	GivenC,  //指定Cost
	GivenM,  //固定每个插值点上的重数都为m
	GivenLambda  //指定lambda(Gross重数分配方案)
};
/*
struct KVAParam {
	MPAStopCondit MPAStopType;
	int MPAThreshold;
};
*/
struct KVAMember {
	//RS Parameters:
	int Q;
	int N;
	int K;
	GF gf;
	MPAStopCondit MPAStopCdt;
	float MPAThres;
	//用于重数分配算法的:
	int MaxC;
	int *M_1D;
	double *P;
	int *s, *t, *r;
	int* indx;
	//用于Interpolation的:
	int MaxDX, MaxDY;
	BiPolynom* g;
	int* WD;
	GFE* delta;
	//用于Y-root Factorization的:
	Polynom *YRoots;
	Polynom *roots;
	BiPolynom *Q0;
	Polynom f;
	bool* equalroot;
	//在各个yroots之间以最大似然原则进行比较
	GFE* MLCode;	
};

extern DecAlgInterface InitKVA(const RSCodeParam& rsp, MPAStopCondit MPAStopCdt, float MPAThres);
extern void CloseKVA(void* A);
extern bool DecodeOneWord_KVA(GFE* C, const double* reliabMat,  const RSCodeParam& rsp,void* KVARegs);

#endif