return i * fact(i - 1.);
}
-static double coef_sf2zf(double *a, int N, int n, double fs)
+static double coef_sf2zf(double *a, int N, int n)
{
double z = 0.;
return z;
}
-static void convert_sf2tf(AVFilterContext *ctx, int channels, int sample_rate)
+static void convert_sf2tf(AVFilterContext *ctx, int channels)
{
AudioIIRContext *s = ctx->priv;
int ch;
memcpy(temp1, iir->ab[1], iir->nb_ab[1] * sizeof(*temp1));
for (int n = 0; n < iir->nb_ab[0]; n++)
- iir->ab[0][n] = coef_sf2zf(temp0, iir->nb_ab[0] - 1, n, sample_rate);
+ iir->ab[0][n] = coef_sf2zf(temp0, iir->nb_ab[0] - 1, n);
for (int n = 0; n < iir->nb_ab[1]; n++)
- iir->ab[1][n] = coef_sf2zf(temp1, iir->nb_ab[1] - 1, n, sample_rate);
+ iir->ab[1][n] = coef_sf2zf(temp1, iir->nb_ab[1] - 1, n);
next:
av_free(temp0);
return ret;
if (s->format == -1) {
- convert_sf2tf(ctx, inlink->channels, inlink->sample_rate);
+ convert_sf2tf(ctx, inlink->channels);
s->format = 0;
} else if (s->format == 2) {
convert_pr2zp(ctx, inlink->channels);