av_cold int ff_rdft_init(RDFTContext *s, int nbits, enum RDFTransformType trans)
{
int n = 1 << nbits;
- int i;
- const double theta = (trans == DFT_R2C || trans == DFT_C2R ? -1 : 1)*2*M_PI/n;
s->nbits = nbits;
s->inverse = trans == IDFT_C2R || trans == DFT_C2R;
s->tcos = ff_cos_tabs[nbits];
s->tsin = ff_sin_tabs[nbits]+(trans == DFT_R2C || trans == DFT_C2R)*(n>>2);
#if !CONFIG_HARDCODED_TABLES
- for (i = 0; i < (n>>2); i++) {
- s->tsin[i] = sin(i*theta);
+ {
+ int i;
+ const double theta = (trans == DFT_R2C || trans == DFT_C2R ? -1 : 1) * 2 * M_PI / n;
+ for (i = 0; i < (n >> 2); i++)
+ s->tsin[i] = sin(i * theta);
}
#endif
s->rdft_calc = rdft_calc_c;