static void
generate_biquad_coefficients (GstAudioChebBand * filter,
- gint p, gdouble * b0, gdouble * b1, gdouble * b2, gdouble * b3,
+ gint p, gint rate, gdouble * b0, gdouble * b1, gdouble * b2, gdouble * b3,
gdouble * b4, gdouble * a1, gdouble * a2, gdouble * a3, gdouble * a4)
{
gint np = filter->poles / 2;
gdouble ripple = filter->ripple;
- gint rate = GST_AUDIO_FILTER_RATE (filter);
/* pole location in s-plane */
gdouble rp, ip;
gdouble *ta = g_new0 (gdouble, np + 5);
gdouble *tb = g_new0 (gdouble, np + 5);
- generate_biquad_coefficients (filter, p, &b0, &b1, &b2, &b3, &b4, &a1,
- &a2, &a3, &a4);
+ generate_biquad_coefficients (filter, p, rate,
+ &b0, &b1, &b2, &b3, &b4, &a1, &a2, &a3, &a4);
memcpy (ta, a, sizeof (gdouble) * (np + 5));
memcpy (tb, b, sizeof (gdouble) * (np + 5));
static void
generate_biquad_coefficients (GstAudioChebLimit * filter,
- gint p, gdouble * b0, gdouble * b1, gdouble * b2,
+ gint p, gint rate, gdouble * b0, gdouble * b1, gdouble * b2,
gdouble * a1, gdouble * a2)
{
gint np = filter->poles;
*/
{
gdouble k, d;
- gdouble omega =
- 2.0 * G_PI * (filter->cutoff / GST_AUDIO_FILTER_RATE (filter));
+ gdouble omega = 2.0 * G_PI * (filter->cutoff / rate);
if (filter->mode == MODE_LOW_PASS)
k = sin ((1.0 - omega) / 2.0) / sin ((1.0 + omega) / 2.0);
gdouble *ta = g_new0 (gdouble, np + 3);
gdouble *tb = g_new0 (gdouble, np + 3);
- generate_biquad_coefficients (filter, p, &b0, &b1, &b2, &a1, &a2);
+ generate_biquad_coefficients (filter, p, rate, &b0, &b1, &b2, &a1, &a2);
memcpy (ta, a, sizeof (gdouble) * (np + 3));
memcpy (tb, b, sizeof (gdouble) * (np + 3));
#ifndef GST_DISABLE_GST_DEBUG
{
- gdouble wc =
- 2.0 * G_PI * (filter->cutoff / GST_AUDIO_FILTER_RATE (filter));
+ gdouble wc = 2.0 * G_PI * (filter->cutoff / rate);
gdouble zr = cos (wc), zi = sin (wc);
GST_LOG_OBJECT (filter, "%.2f dB gain @ %d Hz",
GST_LOG_OBJECT (filter, "%.2f dB gain @ %d Hz",
20.0 * log10 (gst_audio_fx_base_iir_filter_calculate_gain (a, np + 1, b,
- np + 1, -1.0, 0.0)), GST_AUDIO_FILTER_RATE (filter) / 2);
+ np + 1, -1.0, 0.0)), rate);
}
}