char* calculeCle(int tailleCle, char* message)
{
char* cle = (char*)malloc(tailleCle*sizeof(char));
int* freq = (int*)malloc(26*sizeof(int));
int max, indiceMax, i, j, nbLettre;
char c;
max = 0;
for(i=0;i<tailleCle;i++)
{
nbLettre = frequence(freq, message, i, tailleCle);
max = 0;
for(j=0;j<26;j++)
{
if(freq[j] > max)
{
max = freq[j];
indiceMax = j;
}
}
c = 'A'+(('A'+indiceMax-'E')%26+26)%26;
cle[i] = c;
}
return cle;
}
FMOD_RESULT F_CALLBACK cb_globale (FMOD_SOUND *sound, void *data, unsigned int datalen)
{
unsigned int count;
static float t1 = 0;
signed short *stereo16bitbuffer = (signed short *)data;
for (count=0; count<datalen>>2; count++)
{
freq = frequence(t1) ;
*stereo16bitbuffer++ = (signed short) 0 ;
*stereo16bitbuffer++ = (signed short) 0 ;
t1 += 0 ;
}
return FMOD_OK;
}
void analyze(){
char c;
printf("Encoded text :\n%s\n", text);
textSize = strlen(text);
int i;
for (i = 0; i < textSize; ++i){
freq[charToInt(text[i])]++;
}
populate();
bubbleSort();
for(c = 25; c>=0; c--){
printf("%c ~> %lf\n", ordPrioChar[c], frequence(ordPrioChar[c]));
}
}
float indiceCoincidence(char* message, int debut, int incr)
{
int i, nbLettre;
int* tabFreq = (int*)malloc(26*sizeof(int));
float ic = 0.0;
float ni, n;
nbLettre = frequence(tabFreq, message, debut, incr);
ni = 0.0;
for(i=0;i<26;i++)
{
ni = ni+ tabFreq[i]*(tabFreq[i]-1);
}
n = nbLettre*(nbLettre-1);
ic = ni/n;
return ic;
}
void spectre::decaler(int indice) {
assert(frequence(std::abs(indice)) <= rate() / 2);
double sens = indice >= 0;
// La contrepéterie, c'est l'art de décaler les sons.
if(sens)
for(int i=size()-1; i >= 0; --i) {
size_t dest = i + indice;
if(dest >= 0 && dest < size())
data()[dest] = data()[i];
if(i < indice || i > (int)size() - indice)
data()[i] = 0;
}
else
for(size_t i=0; i < size(); ++i) {
size_t dest = i + indice;
if(dest >= 0 && dest < size())
data()[dest] = data()[i];
if((int)i < indice || (int)i > (int)size() - indice)
data()[i] = 0;
}
}
