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tests/icles/equalizer-test.c: Port the example to new equalizer api.

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Original commit message from CVS:
* tests/icles/equalizer-test.c: (equalizer_set_band_value),
(equalizer_set_all_band_values),
(equalizer_set_band_value_and_wait),
(equalizer_set_all_band_values_and_wait), (do_slider_fiddling),
(main):
Port the example to new equalizer api.
This commit is contained in:
Stefan Kost 2007-03-14 16:33:03 +00:00
parent 045440b483
commit 04a574c282
2 changed files with 36 additions and 36 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2007-03-14 Stefan Kost <ensonic@users.sf.net>
* tests/icles/equalizer-test.c: (equalizer_set_band_value),
(equalizer_set_all_band_values),
(equalizer_set_band_value_and_wait),
(equalizer_set_all_band_values_and_wait), (do_slider_fiddling),
(main):
Port the example to new equalizer api.
2007-03-14 Edward Hervey <edward@fluendo.com>
* sys/osxvideo/cocoawindow.h:

63
tests/icles/equalizer-test.c
View file

@ -62,47 +62,52 @@ check_bus (GstClockTime max_wait_time)
return TRUE;
}
// fix below
static void
equalizer_set_band_value (GstElement * eq, GValueArray * arr, guint band,
gdouble val)
equalizer_set_band_value (GstElement * eq, guint band, gdouble val)
{
g_value_set_double (g_value_array_get_nth (arr, band), val);
g_object_set (eq, "band-values", arr, NULL);
GstObject *child;
child = gst_child_proxy_get_child_by_index (GST_CHILD_PROXY (eq), band);
g_object_set (child, "gain", val, NULL);
gst_object_unref (child);
g_print ("Band %2d: %.2f\n", band, val);
}
static void
equalizer_set_all_band_values (GstElement * eq, GValueArray * arr, gdouble val)
equalizer_set_all_band_values (GstElement * eq, guint num, gdouble val)
{
gint i;
GstObject *child;
for (i = 0; i < arr->n_values; ++i) {
g_value_set_double (g_value_array_get_nth (arr, i), val);
for (i = 0; i < num; i++) {
child = gst_child_proxy_get_child_by_index (GST_CHILD_PROXY (eq), i);
g_object_set (child, "gain", val, NULL);
gst_object_unref (child);
}
g_object_set (eq, "band-values", arr, NULL);
g_print ("All bands: %.2f\n", val);
}
// fix above
static gboolean
equalizer_set_band_value_and_wait (GstElement * eq, GValueArray * arr,
guint band, gdouble val)
equalizer_set_band_value_and_wait (GstElement * eq, guint band, gdouble val)
{
equalizer_set_band_value (eq, arr, band, val);
equalizer_set_band_value (eq, band, val);
return check_bus (100 * GST_MSECOND);
}
static gboolean
equalizer_set_all_band_values_and_wait (GstElement * eq, GValueArray * arr,
gdouble val)
equalizer_set_all_band_values_and_wait (GstElement * eq, guint num, gdouble val)
{
equalizer_set_all_band_values (eq, arr, val);
equalizer_set_all_band_values (eq, num, val);
return check_bus (100 * GST_MSECOND);
}
static void
do_slider_fiddling (GstElement * playbin, GstElement * eq)
{
GValueArray *arr;
gboolean stop;
guint num_bands, i;
gdouble d, step = 0.2;
@ -113,54 +118,41 @@ do_slider_fiddling (GstElement * playbin, GstElement * eq)
g_print ("%u bands.\n", num_bands);
arr = g_value_array_new (num_bands);
for (i = 0; i < num_bands; ++i) {
GValue val = { 0, };
g_value_init (&val, G_TYPE_DOUBLE);
g_value_set_double (&val, 0.0);
g_value_array_append (arr, &val);
}
g_object_set (eq, "band-values", arr, NULL);
while (!stop) {
for (i = 0; !stop && i < num_bands; ++i) {
d = 0.0;
while (!stop && d <= 1.0) {
stop = equalizer_set_band_value_and_wait (eq, arr, i, d);
stop = equalizer_set_band_value_and_wait (eq, i, d);
d += step;
}
d = 1.0;
while (!stop && d >= -1.0) {
stop = equalizer_set_band_value_and_wait (eq, arr, i, d);
stop = equalizer_set_band_value_and_wait (eq, i, d);
d -= step;
}
d = -1.0;
while (!stop && d <= 0.0) {
stop = equalizer_set_band_value_and_wait (eq, arr, i, d);
stop = equalizer_set_band_value_and_wait (eq, i, d);
d += step;
}
}
d = 0.0;
while (!stop && d <= 1.0) {
stop = equalizer_set_all_band_values_and_wait (eq, arr, d);
stop = equalizer_set_all_band_values_and_wait (eq, num_bands, d);
d += step;
}
d = 1.0;
while (!stop && d >= -1.0) {
stop = equalizer_set_all_band_values_and_wait (eq, arr, d);
stop = equalizer_set_all_band_values_and_wait (eq, num_bands, d);
d -= step;
}
d = -1.0;
while (!stop && d <= 0.0) {
stop = equalizer_set_all_band_values_and_wait (eq, arr, d);
stop = equalizer_set_all_band_values_and_wait (eq, num_bands, d);
d += step;
}
}
g_value_array_free (arr);
}
int
@ -236,7 +228,7 @@ main (int argc, char **argv)
bin = gst_bin_new ("ausinkbin");
g_assert (bin != NULL);
eq = gst_element_factory_make ("equalizer", "equalizer");
eq = gst_element_factory_make ("equalizer-nbands", "equalizer");
g_assert (eq != NULL);
auconv = gst_element_factory_make ("audioconvert", "eqauconv");
@ -250,7 +242,6 @@ main (int argc, char **argv)
if (!gst_element_link (auconv, sink))
g_error ("Failed to link audioconvert to audio sink");
eq_sinkpad = gst_element_get_static_pad (eq, "sink");
g_assert (eq_sinkpad != NULL);