}else{
int rdft_bits, nb_freq;
nb_display_channels= FFMIN(nb_display_channels, 2);
- for(rdft_bits=1; (1<<rdft_bits)<=s->height; rdft_bits++)
+ for(rdft_bits=1; (1<<rdft_bits)<2*s->height; rdft_bits++)
;
if(rdft_bits != s->rdft_bits){
ff_rdft_end(&s->rdft);
ff_rdft_calc(&s->rdft, data[ch]);
}
//least efficient way to do this, we should of course directly access it but its more than fast enough
- for(y=0; y<nb_freq; y++){
+ for(y=0; y<s->height; y++){
double w= 1/sqrt(nb_freq);
int a= sqrt(w*sqrt(data[0][2*y+0]*data[0][2*y+0] + data[0][2*y+1]*data[0][2*y+1]));
int b= sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0] + data[1][2*y+1]*data[1][2*y+1]));