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authorSebastian Dröge <slomo@circular-chaos.org>2008-01-18 08:49:59 +0000
committerSebastian Dröge <slomo@circular-chaos.org>2008-01-18 08:49:59 +0000
commitc65dce22a023d6e4700644164f162b391e4e8f7b (patch)
tree6992d88ddfb8d0414c8ae92406beef4771f33877 /tests/check/elements
parent463cd1466bcb040e245813d0c3a3122f67d7b02d (diff)
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tests/check/: Add some minimal tests for the equalizer plugin.
Original commit message from CVS: * tests/check/Makefile.am: * tests/check/elements/.cvsignore: * tests/check/elements/equalizer.c: (setup_equalizer), (cleanup_equalizer), (GST_START_TEST), (equalizer_suite), (main): Add some minimal tests for the equalizer plugin.
Diffstat (limited to 'tests/check/elements')
-rw-r--r--tests/check/elements/.gitignore1
-rw-r--r--tests/check/elements/equalizer.c331
2 files changed, 332 insertions, 0 deletions
diff --git a/tests/check/elements/.gitignore b/tests/check/elements/.gitignore
index e8d40894..651662cb 100644
--- a/tests/check/elements/.gitignore
+++ b/tests/check/elements/.gitignore
@@ -16,3 +16,4 @@ neonhttpsrc
spectrum
bpwsinc
lpwsinc
+equalizer
diff --git a/tests/check/elements/equalizer.c b/tests/check/elements/equalizer.c
new file mode 100644
index 00000000..1563f4b4
--- /dev/null
+++ b/tests/check/elements/equalizer.c
@@ -0,0 +1,331 @@
+/* GStreamer
+ *
+ * Copyright (C) 2008 Sebastian Dröge <slomo@circular-chaos.org>
+ *
+ * equalizer.c: Unit test for the equalizer element
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#include <gst/gst.h>
+#include <gst/base/gstbasetransform.h>
+#include <gst/check/gstcheck.h>
+
+#include <math.h>
+
+/* For ease of programming we use globals to keep refs for our floating
+ * src and sink pads we create; otherwise we always have to do get_pad,
+ * get_peer, and then remove references in every test function */
+GstPad *mysrcpad, *mysinkpad;
+
+#define EQUALIZER_CAPS_STRING \
+ "audio/x-raw-float, " \
+ "channels = (int) 1, " \
+ "rate = (int) 48000, " \
+ "endianness = (int) BYTE_ORDER, " \
+ "width = (int) 64" \
+
+static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("audio/x-raw-float, "
+ "channels = (int) 1, "
+ "rate = (int) 48000, "
+ "endianness = (int) BYTE_ORDER, " "width = (int) 64 ")
+ );
+static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("audio/x-raw-float, "
+ "channels = (int) 1, "
+ "rate = (int) 48000, "
+ "endianness = (int) BYTE_ORDER, " "width = (int) 64 ")
+ );
+
+GstElement *
+setup_equalizer ()
+{
+ GstElement *equalizer;
+
+ GST_DEBUG ("setup_equalizer");
+ equalizer = gst_check_setup_element ("equalizer-nbands");
+ mysrcpad = gst_check_setup_src_pad (equalizer, &srctemplate, NULL);
+ mysinkpad = gst_check_setup_sink_pad (equalizer, &sinktemplate, NULL);
+ gst_pad_set_active (mysrcpad, TRUE);
+ gst_pad_set_active (mysinkpad, TRUE);
+
+ return equalizer;
+}
+
+void
+cleanup_equalizer (GstElement * equalizer)
+{
+ GST_DEBUG ("cleanup_equalizer");
+
+ g_list_foreach (buffers, (GFunc) gst_mini_object_unref, NULL);
+ g_list_free (buffers);
+ buffers = NULL;
+
+ gst_pad_set_active (mysrcpad, FALSE);
+ gst_pad_set_active (mysinkpad, FALSE);
+ gst_check_teardown_src_pad (equalizer);
+ gst_check_teardown_sink_pad (equalizer);
+ gst_check_teardown_element (equalizer);
+}
+
+GST_START_TEST (test_equalizer_5bands_passthrough)
+{
+ GstElement *equalizer;
+ GstBuffer *inbuffer, *outbuffer;
+ GstCaps *caps;
+ gdouble *in, *res;
+ gint i;
+
+ equalizer = setup_equalizer ();
+ g_object_set (G_OBJECT (equalizer), "num-bands", 5, NULL);
+
+ fail_unless_equals_int (gst_child_proxy_get_children_count (GST_CHILD_PROXY
+ (equalizer)), 5);
+
+ fail_unless (gst_element_set_state (equalizer,
+ GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
+ "could not set to playing");
+
+ inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
+ in = (gdouble *) GST_BUFFER_DATA (inbuffer);
+ for (i = 0; i < 1024; i++)
+ in[i] = g_random_double_range (-1.0, 1.0);
+
+ caps = gst_caps_from_string (EQUALIZER_CAPS_STRING);
+ gst_buffer_set_caps (inbuffer, caps);
+ gst_caps_unref (caps);
+ ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+
+ /* pushing gives away my reference ... */
+ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
+ fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()));
+ /* ... and puts a new buffer on the global list */
+ fail_unless (g_list_length (buffers) == 1);
+
+ res = (gdouble *) GST_BUFFER_DATA (GST_BUFFER (buffers->data));
+
+ for (i = 0; i < 1024; i++)
+ fail_unless_equals_float (in[i], res[i]);
+
+ /* cleanup */
+ cleanup_equalizer (equalizer);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_equalizer_5bands_minus_24)
+{
+ GstElement *equalizer;
+ GstBuffer *inbuffer, *outbuffer;
+ GstCaps *caps;
+ gdouble *in, *res, rms_in, rms_out;
+ gint i;
+
+ equalizer = setup_equalizer ();
+ g_object_set (G_OBJECT (equalizer), "num-bands", 5, NULL);
+
+ fail_unless_equals_int (gst_child_proxy_get_children_count (GST_CHILD_PROXY
+ (equalizer)), 5);
+
+ for (i = 0; i < 5; i++) {
+ GstObject *band =
+ gst_child_proxy_get_child_by_index (GST_CHILD_PROXY (equalizer), i);
+ fail_unless (band != NULL);
+
+ g_object_set (G_OBJECT (band), "gain", -24.0, 0);
+ g_object_unref (G_OBJECT (band));
+ }
+
+ fail_unless (gst_element_set_state (equalizer,
+ GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
+ "could not set to playing");
+
+ inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
+ in = (gdouble *) GST_BUFFER_DATA (inbuffer);
+ for (i = 0; i < 1024; i++)
+ in[i] = g_random_double_range (-1.0, 1.0);
+
+ rms_in = 0.0;
+ for (i = 0; i < 1024; i++)
+ rms_in += in[i] * in[i];
+ rms_in = sqrt (rms_in / 1024);
+
+ caps = gst_caps_from_string (EQUALIZER_CAPS_STRING);
+ gst_buffer_set_caps (inbuffer, caps);
+ gst_caps_unref (caps);
+ ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+
+ /* pushing gives away my reference ... */
+ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
+ fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()));
+ /* ... and puts a new buffer on the global list */
+ fail_unless (g_list_length (buffers) == 1);
+
+ res = (gdouble *) GST_BUFFER_DATA (GST_BUFFER (buffers->data));
+
+ rms_out = 0.0;
+ for (i = 0; i < 1024; i++)
+ rms_out += res[i] * res[i];
+ rms_out = sqrt (rms_out / 1024);
+
+ fail_unless (rms_in > rms_out);
+
+ /* cleanup */
+ cleanup_equalizer (equalizer);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_equalizer_5bands_plus_12)
+{
+ GstElement *equalizer;
+ GstBuffer *inbuffer, *outbuffer;
+ GstCaps *caps;
+ gdouble *in, *res, rms_in, rms_out;
+ gint i;
+
+ equalizer = setup_equalizer ();
+ g_object_set (G_OBJECT (equalizer), "num-bands", 5, NULL);
+
+ fail_unless_equals_int (gst_child_proxy_get_children_count (GST_CHILD_PROXY
+ (equalizer)), 5);
+
+ for (i = 0; i < 5; i++) {
+ GstObject *band =
+ gst_child_proxy_get_child_by_index (GST_CHILD_PROXY (equalizer), i);
+ fail_unless (band != NULL);
+
+ g_object_set (G_OBJECT (band), "gain", 12.0, 0);
+ g_object_unref (G_OBJECT (band));
+ }
+
+ fail_unless (gst_element_set_state (equalizer,
+ GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
+ "could not set to playing");
+
+ inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
+ in = (gdouble *) GST_BUFFER_DATA (inbuffer);
+ for (i = 0; i < 1024; i++)
+ in[i] = g_random_double_range (-1.0, 1.0);
+
+ rms_in = 0.0;
+ for (i = 0; i < 1024; i++)
+ rms_in += in[i] * in[i];
+ rms_in = sqrt (rms_in / 1024);
+
+ caps = gst_caps_from_string (EQUALIZER_CAPS_STRING);
+ gst_buffer_set_caps (inbuffer, caps);
+ gst_caps_unref (caps);
+ ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+
+ /* pushing gives away my reference ... */
+ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
+ fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()));
+ /* ... and puts a new buffer on the global list */
+ fail_unless (g_list_length (buffers) == 1);
+
+ res = (gdouble *) GST_BUFFER_DATA (GST_BUFFER (buffers->data));
+
+ rms_out = 0.0;
+ for (i = 0; i < 1024; i++)
+ rms_out += res[i] * res[i];
+ rms_out = sqrt (rms_out / 1024);
+
+ fail_unless (rms_in < rms_out);
+
+ /* cleanup */
+ cleanup_equalizer (equalizer);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_equalizer_band_number_changing)
+{
+ GstElement *equalizer;
+ GstBuffer *inbuffer, *outbuffer;
+ GstCaps *caps;
+ gdouble *in, *res;
+ gint i;
+
+ equalizer = setup_equalizer ();
+
+ g_object_set (G_OBJECT (equalizer), "num-bands", 5, NULL);
+ fail_unless_equals_int (gst_child_proxy_get_children_count (GST_CHILD_PROXY
+ (equalizer)), 5);
+
+ for (i = 0; i < 5; i++) {
+ GstObject *band;
+ gdouble freq;
+
+ band = gst_child_proxy_get_child_by_index (GST_CHILD_PROXY (equalizer), i);
+ fail_unless (band != NULL);
+ gst_object_unref (band);
+ }
+
+ g_object_set (G_OBJECT (equalizer), "num-bands", 10, NULL);
+ fail_unless_equals_int (gst_child_proxy_get_children_count (GST_CHILD_PROXY
+ (equalizer)), 10);
+
+ for (i = 0; i < 10; i++) {
+ GstObject *band;
+
+ band = gst_child_proxy_get_child_by_index (GST_CHILD_PROXY (equalizer), i);
+ fail_unless (band != NULL);
+ gst_object_unref (band);
+ }
+
+ /* cleanup */
+ cleanup_equalizer (equalizer);
+}
+
+GST_END_TEST;
+
+Suite *
+equalizer_suite (void)
+{
+ Suite *s = suite_create ("equalizer");
+ TCase *tc_chain = tcase_create ("general");
+
+ suite_add_tcase (s, tc_chain);
+ tcase_add_test (tc_chain, test_equalizer_5bands_passthrough);
+ tcase_add_test (tc_chain, test_equalizer_5bands_minus_24);
+ tcase_add_test (tc_chain, test_equalizer_5bands_plus_12);
+ tcase_add_test (tc_chain, test_equalizer_band_number_changing);
+
+ return s;
+}
+
+int
+main (int argc, char **argv)
+{
+ int nf;
+
+ Suite *s = equalizer_suite ();
+ SRunner *sr = srunner_create (s);
+
+ gst_check_init (&argc, &argv);
+
+ srunner_run_all (sr, CK_NORMAL);
+ nf = srunner_ntests_failed (sr);
+ srunner_free (sr);
+
+ return nf;
+}