* Generates a datafile for various control sources.
*
* Needs gnuplot for plotting.
- * plot "ctrl_interpolation.dat" using 1:2 with points title 'none', "" using 1:3 with points title 'linear', "" using 1:4 with points title 'cubic'
- * plot "ctrl_lfo.dat" using 1:2 with points title 'sine', "" using 1:3 with points title 'saw', "" using 1:4 with points title 'square', "" using 1:5 with points title 'triangle'
+ * plot "ctrl_i1.dat" using 1:2 with points title 'none', "" using 1:3 with points title 'linear', "" using 1:4 with points title 'cubic', "ctrl_i2.dat" using 1:2 with lines title 'none', "" using 1:3 with lines title 'linear', "" using 1:4 with lines title 'cubic'
+ * plot "ctrl_l1.dat" using 1:2 with points title 'sine', "" using 1:3 with points title 'square', "" using 1:4 with points title 'saw', "" using 1:5 with points title 'revsaw', "" using 1:6 with points title 'triangle', "ctrl_l2.dat" using 1:2 with lines title 'sine', "" using 1:3 with lines title 'square', "" using 1:4 with lines title 'saw', "" using 1:5 with lines title 'revsaw', "" using 1:6 with lines title 'triangle'
+ * plot "ctrl_cl1.dat" using 1:2 with points title 'sine', "ctrl_cl2.dat" using 1:2 with lines title 'sine'
*/
#include <stdio.h>
#include <gst/gst.h>
#include <gst/controller/gstinterpolationcontrolsource.h>
#include <gst/controller/gstlfocontrolsource.h>
+#include <gst/controller/gstdirectcontrolbinding.h>
/* local test element */
g_object_class_install_property (gobject_class, PROP_INT,
g_param_spec_int ("int",
"int prop",
- "int number parameter for the TEST_OBJ",
+ "int number parameter",
0, 100, 0, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
g_object_class_install_property (gobject_class, PROP_FLOAT,
g_param_spec_float ("float",
"float prop",
- "float number parameter for the TEST_OBJ",
+ "float number parameter",
0.0, 100.0, 0.0, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
g_object_class_install_property (gobject_class, PROP_DOUBLE,
g_param_spec_double ("double",
"double prop",
- "double number parameter for the TEST_OBJ",
+ "double number parameter",
0.0, 100.0, 0.0, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
g_object_class_install_property (gobject_class, PROP_BOOLEAN,
g_param_spec_boolean ("boolean",
"boolean prop",
- "boolean parameter for the TEST_OBJ",
+ "boolean parameter",
FALSE, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
}
test_interpolation (void)
{
GstObject *e;
- GstInterpolationControlSource *ics;
GstTimedValueControlSource *tvcs;
GstControlSource *cs;
gint t, i1, i2, i3;
+ GValue *v1, *v2, *v3;
+ gint n_values;
FILE *f;
e = (GstObject *) gst_element_factory_make ("testobj", NULL);
- ics = gst_interpolation_control_source_new ();
- tvcs = (GstTimedValueControlSource *) ics;
- cs = (GstControlSource *) ics;
+ cs = gst_interpolation_control_source_new ();
+ tvcs = (GstTimedValueControlSource *) cs;
- gst_object_set_control_source (e, "int", cs);
+ gst_object_add_control_binding (e, gst_direct_control_binding_new (e, "int",
+ cs));
gst_timed_value_control_source_set (tvcs, 0 * GST_SECOND, 0.0);
gst_timed_value_control_source_set (tvcs, 10 * GST_SECOND, 1.0);
gst_timed_value_control_source_set (tvcs, 20 * GST_SECOND, 0.5);
gst_timed_value_control_source_set (tvcs, 30 * GST_SECOND, 0.2);
- if (!(f = fopen ("ctrl_interpolation.dat", "w")))
+ /* test single values */
+ if (!(f = fopen ("ctrl_i1.dat", "w")))
exit (-1);
fprintf (f, "# Time None Linear Cubic\n");
for (t = 0; t < 40; t++) {
- g_object_set (ics, "mode", GST_INTERPOLATION_MODE_NONE, NULL);
+ g_object_set (cs, "mode", GST_INTERPOLATION_MODE_NONE, NULL);
gst_object_sync_values (e, t * GST_SECOND);
i1 = GST_TEST_OBJ (e)->val_int;
- g_object_set (ics, "mode", GST_INTERPOLATION_MODE_LINEAR, NULL);
+ g_object_set (cs, "mode", GST_INTERPOLATION_MODE_LINEAR, NULL);
gst_object_sync_values (e, t * GST_SECOND);
i2 = GST_TEST_OBJ (e)->val_int;
- g_object_set (ics, "mode", GST_INTERPOLATION_MODE_CUBIC, NULL);
+ g_object_set (cs, "mode", GST_INTERPOLATION_MODE_CUBIC, NULL);
gst_object_sync_values (e, t * GST_SECOND);
i3 = GST_TEST_OBJ (e)->val_int;
- fprintf (f, "%d %d %d %d\n", t, i1, i2, i3);
+ fprintf (f, "%4.1f %d %d %d\n", (gfloat) t, i1, i2, i3);
}
fclose (f);
- gst_object_unref (ics);
+ /* test value arrays */
+ if (!(f = fopen ("ctrl_i2.dat", "w")))
+ exit (-1);
+ fprintf (f, "# Time None Linear Cubic\n");
+ n_values = 40 * 10;
+
+ g_object_set (cs, "mode", GST_INTERPOLATION_MODE_NONE, NULL);
+ v1 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v1);
+
+ g_object_set (cs, "mode", GST_INTERPOLATION_MODE_LINEAR, NULL);
+ v2 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v2);
+
+ g_object_set (cs, "mode", GST_INTERPOLATION_MODE_CUBIC, NULL);
+ v3 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v3);
+
+ for (t = 0; t < n_values; t++) {
+ i1 = g_value_get_int (&v1[t]);
+ i2 = g_value_get_int (&v2[t]);
+ i3 = g_value_get_int (&v3[t]);
+ fprintf (f, "%4.1f %d %d %d\n", (gfloat) t / 10.0, i1, i2, i3);
+ g_value_unset (&v1[t]);
+ g_value_unset (&v2[t]);
+ g_value_unset (&v3[t]);
+ }
+ g_free (v1);
+ g_free (v2);
+ g_free (v3);
+
+ fclose (f);
+
+ gst_object_unref (cs);
gst_object_unref (e);
}
test_lfo (void)
{
GstObject *e;
- GstLFOControlSource *lfocs;
GstControlSource *cs;
- gint t, i1, i2, i3, i4;
+ gint t, i1, i2, i3, i4, i5;
+ GValue *v1, *v2, *v3, *v4, *v5;
+ gint n_values;
FILE *f;
e = (GstObject *) gst_element_factory_make ("testobj", NULL);
- lfocs = gst_lfo_control_source_new ();
- cs = (GstControlSource *) lfocs;
+ cs = gst_lfo_control_source_new ();
- gst_object_set_control_source (e, "int", cs);
+ gst_object_add_control_binding (e, gst_direct_control_binding_new (e, "int",
+ cs));
- g_object_set (lfocs,
+ g_object_set (cs,
"frequency", (gdouble) 0.05,
"timeshift", (GstClockTime) 0,
"amplitude", (gdouble) 0.5, "offset", (gdouble) 0.5, NULL);
- if (!(f = fopen ("ctrl_lfo.dat", "w")))
+ /* test single values */
+ if (!(f = fopen ("ctrl_l1.dat", "w")))
exit (-1);
- fprintf (f, "# Time Sine Saw Square Triangle\n");
+ fprintf (f, "# Time Sine Square Saw RevSaw Triangle\n");
for (t = 0; t < 40; t++) {
- g_object_set (lfocs, "waveform", GST_LFO_WAVEFORM_SINE, NULL);
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_SINE, NULL);
gst_object_sync_values (e, t * GST_SECOND);
i1 = GST_TEST_OBJ (e)->val_int;
- g_object_set (lfocs, "waveform", GST_LFO_WAVEFORM_SAW, NULL);
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_SQUARE, NULL);
gst_object_sync_values (e, t * GST_SECOND);
i2 = GST_TEST_OBJ (e)->val_int;
- g_object_set (lfocs, "waveform", GST_LFO_WAVEFORM_SQUARE, NULL);
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_SAW, NULL);
gst_object_sync_values (e, t * GST_SECOND);
i3 = GST_TEST_OBJ (e)->val_int;
- g_object_set (lfocs, "waveform", GST_LFO_WAVEFORM_TRIANGLE, NULL);
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_REVERSE_SAW, NULL);
gst_object_sync_values (e, t * GST_SECOND);
i4 = GST_TEST_OBJ (e)->val_int;
- fprintf (f, "%d %d %d %d %d\n", t, i1, i2, i3, i4);
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_TRIANGLE, NULL);
+ gst_object_sync_values (e, t * GST_SECOND);
+ i5 = GST_TEST_OBJ (e)->val_int;
+
+ fprintf (f, "%4.1f %d %d %d %d %d\n", (gfloat) t, i1, i2, i3, i4, i5);
+ }
+
+ fclose (f);
+
+ /* test value arrays */
+ if (!(f = fopen ("ctrl_l2.dat", "w")))
+ exit (-1);
+ fprintf (f, "# Time Sine Square Saw RevSaw Triangle\n");
+ n_values = 40 * 10;
+
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_SINE, NULL);
+ v1 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v1);
+
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_SQUARE, NULL);
+ v2 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v2);
+
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_SAW, NULL);
+ v3 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v3);
+
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_REVERSE_SAW, NULL);
+ v4 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v4);
+
+ g_object_set (cs, "waveform", GST_LFO_WAVEFORM_TRIANGLE, NULL);
+ v5 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v5);
+
+ for (t = 0; t < n_values; t++) {
+ i1 = g_value_get_int (&v1[t]);
+ i2 = g_value_get_int (&v2[t]);
+ i3 = g_value_get_int (&v3[t]);
+ i4 = g_value_get_int (&v4[t]);
+ i5 = g_value_get_int (&v5[t]);
+ fprintf (f, "%4.1f %d %d %d %d %d\n", (gfloat) t / 10.0, i1, i2, i3, i4,
+ i5);
+ g_value_unset (&v1[t]);
+ g_value_unset (&v2[t]);
+ g_value_unset (&v3[t]);
+ g_value_unset (&v4[t]);
+ g_value_unset (&v5[t]);
}
+ g_free (v1);
+ g_free (v2);
+ g_free (v3);
+ g_free (v4);
+ g_free (v5);
fclose (f);
- gst_object_unref (lfocs);
+ gst_object_unref (cs);
gst_object_unref (e);
}
+static void
+test_chained_lfo (void)
+{
+ GstObject *e;
+ GstControlSource *cs1, *cs2;
+ gint t, i1;
+ GValue *v1;
+ gint n_values;
+ FILE *f;
+
+ e = (GstObject *) gst_element_factory_make ("testobj", NULL);
+
+ cs1 = gst_lfo_control_source_new ();
+
+ gst_object_add_control_binding (e, gst_direct_control_binding_new (e, "int",
+ cs1));
+
+ g_object_set (cs1,
+ "waveform", GST_LFO_WAVEFORM_SINE,
+ "frequency", (gdouble) 0.05,
+ "timeshift", (GstClockTime) 0, "offset", (gdouble) 0.5, NULL);
+
+ cs2 = gst_lfo_control_source_new ();
+
+ gst_object_add_control_binding ((GstObject *) cs1,
+ gst_direct_control_binding_new ((GstObject *) cs1, "amplitude", cs2));
+
+ g_object_set (cs2,
+ "waveform", GST_LFO_WAVEFORM_SINE,
+ "frequency", (gdouble) 0.05,
+ "timeshift", (GstClockTime) 0,
+ "amplitude", (gdouble) 0.5, "offset", (gdouble) 0.5, NULL);
+
+ /* test single values */
+ if (!(f = fopen ("ctrl_cl1.dat", "w")))
+ exit (-1);
+ fprintf (f, "# Time Sine\n");
+
+ for (t = 0; t < 40; t++) {
+ gst_object_sync_values (e, t * GST_SECOND);
+ i1 = GST_TEST_OBJ (e)->val_int;
+
+ fprintf (f, "%4.1f %d\n", (gfloat) t, i1);
+ }
+
+ fclose (f);
+
+ /* test value arrays */
+ if (!(f = fopen ("ctrl_cl2.dat", "w")))
+ exit (-1);
+ fprintf (f, "# Time Sine\n");
+ n_values = 40 * 10;
+
+ v1 = g_new0 (GValue, n_values);
+ gst_object_get_g_value_array (e, "int", 0, GST_SECOND / 10, n_values, v1);
+
+ for (t = 0; t < n_values; t++) {
+ i1 = g_value_get_int (&v1[t]);
+ fprintf (f, "%4.1f %d\n", (gfloat) t / 10.0, i1);
+ g_value_unset (&v1[t]);
+ }
+ g_free (v1);
+
+ fclose (f);
+
+ gst_object_unref (cs1);
+ gst_object_unref (cs2);
+ gst_object_unref (e);
+}
gint
main (gint argc, gchar ** argv)
test_interpolation ();
test_lfo ();
+ test_chained_lfo ();
+
return 0;
}