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equalizer: Notify about band property changes caused by changing number of bands

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This commit is contained in:
Sebastian Dröge 2009-11-05 10:54:12 +01:00
parent 64e00f172c
commit fb682d0444
1 changed files with 13 additions and 3 deletions
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14
gst/equalizer/gstiirequalizer.c
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@ -693,10 +693,22 @@ gst_iir_equalizer_compute_frequencies (GstIirEqualizer * equ, guint new_count)
freq0 = LOWEST_FREQ; freq0 = LOWEST_FREQ;
for (i = 0; i < new_count; i++) { for (i = 0; i < new_count; i++) {
freq1 = freq0 * step; freq1 = freq0 * step;
if (i == 0)
equ->bands[i]->type = BAND_TYPE_LOW_SHELF;
else if (i == new_count - 1)
equ->bands[i]->type = BAND_TYPE_HIGH_SHELF;
else
equ->bands[i]->type = BAND_TYPE_PEAK; equ->bands[i]->type = BAND_TYPE_PEAK;
equ->bands[i]->freq = freq0 + ((freq1 - freq0) / 2.0); equ->bands[i]->freq = freq0 + ((freq1 - freq0) / 2.0);
equ->bands[i]->width = freq1 - freq0; equ->bands[i]->width = freq1 - freq0;
GST_DEBUG ("band[%2d] = '%lf'", i, equ->bands[i]->freq); GST_DEBUG ("band[%2d] = '%lf'", i, equ->bands[i]->freq);
g_object_notify (G_OBJECT (equ->bands[i]), "bandwidth");
g_object_notify (G_OBJECT (equ->bands[i]), "freq");
g_object_notify (G_OBJECT (equ->bands[i]), "type");
/* /*
if(equ->bands[i]->freq<10000.0) if(equ->bands[i]->freq<10000.0)
sprintf (name,"%dHz",(gint)equ->bands[i]->freq); sprintf (name,"%dHz",(gint)equ->bands[i]->freq);
@ -707,8 +719,6 @@ gst_iir_equalizer_compute_frequencies (GstIirEqualizer * equ, guint new_count)
*/ */
freq0 = freq1; freq0 = freq1;
} }
equ->bands[0]->type = BAND_TYPE_LOW_SHELF;
equ->bands[new_count - 1]->type = BAND_TYPE_HIGH_SHELF;
equ->need_new_coefficients = TRUE; equ->need_new_coefficients = TRUE;
BANDS_UNLOCK (equ); BANDS_UNLOCK (equ);