string Lex::getStr(string str, int num){
int k = 0;
str = str + " ";
for (unsigned i = 1; i <= num; i++){
int last = k;
while (k < str.length() && str[k] != ' ')k++;
if (k == str.length())return "";
else { if (i == num)return spilt(str, last, k - 1); k++; }
}
return "";
}
void Saliencefunc(double *peaks,int *index,int *peaksnum,int N,int sampleRate,int framenumber,double **leftpeaks_p,int **leftindex_p,int **leftpeaksnum_p,double **filteredpeaks_p,int **filteredindex_p,int **filteredpeaksnum_p)
{
double *saliencebins;
double *speaks;
int *sindex;
int *speaksnum;
double *maxpeaks;
double *leftpeaks;
int *leftindex;
int *leftpeaksnum;
double *left_peaks;
int *left_index;
int *left_peaksnum;
double *filtered_peaks;
int *filtered_index;
int *filtered_peaksnum;
double tfirst=0.25;
double tplus=0.9;
saliencebins=(double *)malloc(sizeof(double)*BIN_NUM*framenumber);
for(int i=0;i<framenumber;i++)
{
for(int j=0;j<BIN_NUM;j++)
{
saliencebins[i*BIN_NUM+j]=salience(peaks,index,i,peaksnum[i],N,sampleRate,j+1);
}
}
speaks=(double *)malloc(sizeof(double)*PEAK_NUM*framenumber);
sindex=(int *)malloc(sizeof(int)*PEAK_NUM*framenumber);
speaksnum=(int *)malloc(sizeof(int)*framenumber);
maxpeaks=(double *)malloc(sizeof(double)*framenumber);
leftpeaks=(double *)malloc(sizeof(double)*HALF_PEAK_NUM*framenumber);
leftindex=(int *)malloc(sizeof(int)*HALF_PEAK_NUM*framenumber);
leftpeaksnum=(int *)malloc(sizeof(int)*framenumber);
left_peaks=(double *)malloc(sizeof(double)*QTR_PEAK_NUM*framenumber);
left_index=(int *)malloc(sizeof(int)*QTR_PEAK_NUM*framenumber);
left_peaksnum=(int *)malloc(sizeof(int)*framenumber);
filtered_peaks=(double *)malloc(sizeof(double)*HALF_PEAK_NUM*framenumber);
filtered_index=(int *)malloc(sizeof(int)*HALF_PEAK_NUM*framenumber);
filtered_peaksnum=(int *)malloc(sizeof(int)*framenumber);
findpeaks(saliencebins,BIN_NUM,framenumber,speaks,sindex,speaksnum,PEAK_NUM);
max(speaks,speaksnum,PEAK_NUM,framenumber,maxpeaks);
biggerfilter(speaks,sindex,maxpeaks,speaksnum,PEAK_NUM,framenumber,leftpeaks,leftindex,leftpeaksnum,HALF_PEAK_NUM,tfirst);
spilt(leftpeaks,leftindex,leftpeaksnum,maxpeaks,HALF_PEAK_NUM,framenumber,left_peaks,left_index,left_peaksnum,QTR_PEAK_NUM,filtered_peaks,filtered_index,filtered_peaksnum,HALF_PEAK_NUM,tplus);
/*
for(int i=0;i<framenumber;i++)
{
printf("frame %d,leftpeaksnum %d,left %d,filtered %d\n",i+1,leftpeaksnum[i],left_peaksnum[i],filtered_peaksnum[i]);
}
*/
free(saliencebins);
free(speaks);
free(sindex);
free(speaksnum);
free(maxpeaks);
free(leftpeaks);
free(leftindex);
free(leftpeaksnum);
*leftpeaks_p=left_peaks;
*leftindex_p=left_index;
*leftpeaksnum_p=left_peaksnum;
*filteredpeaks_p=filtered_peaks;
*filteredindex_p=filtered_index;
*filteredpeaksnum_p=filtered_peaksnum;
}
