Originally committed as revision 13365 to svn://svn.ffmpeg.org/ffmpeg/trunk
/* table generator */
static void init_pow2table(COOKContext *q){
int i;
- q->rootpow2tab[63] =
- q->pow2tab[63] = 1.0;
- for (i=1 ; i<64 ; i++){
- q->pow2tab[63+i]=(float)((uint64_t)1<<i);
- q->pow2tab[63-i]=1.0/(float)((uint64_t)1<<i);
- q->rootpow2tab[63+i]=sqrt((float)((uint64_t)1<<i));
- q->rootpow2tab[63-i]=sqrt(1.0/(float)((uint64_t)1<<i));
+ for (i=-63 ; i<64 ; i++){
+ q-> pow2tab[63+i]= pow(2, i);
+ q->rootpow2tab[63+i]=sqrt(pow(2, i));
}
}