Commit 3ded44b6 authored by Sebastian Dröge's avatar Sebastian Dröge 🍵
Browse files

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.
parent 6fcf22d5
/* 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;
}
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