Complex numbers must be declared using a base type of float, double,
or long double.
Originally committed as revision 19390 to svn://svn.ffmpeg.org/ffmpeg/trunk
int i, j, size;
FFIIRFilterCoeffs *c;
double wa;
- complex p[MAXORDER + 1];
+ double complex p[MAXORDER + 1];
if(filt_type != FF_FILTER_TYPE_BUTTERWORTH || filt_mode != FF_FILTER_MODE_LOWPASS)
return NULL;
for(i = 1; i <= order; i++)
p[i] = 0.0;
for(i = 0; i < order; i++){
- complex zp;
+ double complex zp;
double th = (i + (order >> 1) + 0.5) * M_PI / order;
zp = cexp(I*th) * wa;
zp = (zp + 2.0) / (zp - 2.0);