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tests/check/: Add unit tests for bpwsinc, testing fundamental functionality again.

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Original commit message from CVS:
* tests/check/Makefile.am:
* tests/check/elements/.cvsignore:
* tests/check/elements/bpwsinc.c: (setup_bpwsinc),
(cleanup_bpwsinc), (GST_START_TEST), (bpwsinc_suite), (main):
Add unit tests for bpwsinc, testing fundamental functionality again.
This commit is contained in:
Sebastian Dröge 2007-08-12 20:53:11 +00:00
parent b2f31f75d2
commit e381cedec4
4 changed files with 535 additions and 0 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2007-08-12 Sebastian Dröge <slomo@circular-chaos.org>
* tests/check/Makefile.am:
* tests/check/elements/.cvsignore:
* tests/check/elements/bpwsinc.c: (setup_bpwsinc),
(cleanup_bpwsinc), (GST_START_TEST), (bpwsinc_suite), (main):
Add unit tests for bpwsinc, testing fundamental functionality again.
2007-08-12 Sebastian Dröge <slomo@circular-chaos.org>
* tests/check/Makefile.am:

1
tests/check/Makefile.am
View file

@ -56,6 +56,7 @@ check_PROGRAMS = \
$(check_mpeg2enc) \
$(check_neon) \
$(check_timidity) \
elements/bpwsinc \
elements/lpwsinc \
elements/rganalysis \
elements/rglimiter \

1
tests/check/elements/.gitignore vendored
View file

@ -13,4 +13,5 @@ rganalysis
y4menc
neonhttpsrc
spectrum
bpwsinc
lpwsinc

525
tests/check/elements/bpwsinc.c Normal file
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@ -0,0 +1,525 @@
/* GStreamer
*
* Copyright (C) 2007 Sebastian Dröge <slomo@circular-chaos.org>
*
* bpwsinc.c: Unit test for the bpwsinc 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 BPWSINC_CAPS_STRING \
"audio/x-raw-float, " \
"channels = (int) 1, " \
"rate = (int) 44100, " \
"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) 44100, "
"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) 44100, "
"endianness = (int) BYTE_ORDER, " "width = (int) 64")
);
GstElement *
setup_bpwsinc ()
{
GstElement *bpwsinc;
GST_DEBUG ("setup_bpwsinc");
bpwsinc = gst_check_setup_element ("bpwsinc");
mysrcpad = gst_check_setup_src_pad (bpwsinc, &srctemplate, NULL);
mysinkpad = gst_check_setup_sink_pad (bpwsinc, &sinktemplate, NULL);
gst_pad_set_active (mysrcpad, TRUE);
gst_pad_set_active (mysinkpad, TRUE);
return bpwsinc;
}
void
cleanup_bpwsinc (GstElement * bpwsinc)
{
GST_DEBUG ("cleanup_bpwsinc");
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 (bpwsinc);
gst_check_teardown_sink_pad (bpwsinc);
gst_check_teardown_element (bpwsinc);
}
/* Test if data containing only one frequency component
* at rate/2 is erased with bandpass mode and a
* 2000Hz frequency band around rate/4 */
GST_START_TEST (test_bp_0hz)
{
GstElement *bpwsinc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble *in, *res, rms;
gint i;
bpwsinc = setup_bpwsinc ();
/* Set to bandpass */
g_object_set (G_OBJECT (bpwsinc), "mode", 0, NULL);
g_object_set (G_OBJECT (bpwsinc), "length", 31, NULL);
fail_unless (gst_element_set_state (bpwsinc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
g_object_set (G_OBJECT (bpwsinc), "lower-frequency", 44100 / 4.0 - 1000,
NULL);
g_object_set (G_OBJECT (bpwsinc), "upper-frequency", 44100 / 4.0 + 1000,
NULL);
inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
in = (gdouble *) GST_BUFFER_DATA (inbuffer);
for (i = 0; i < 1024; i++)
in[i] = 1.0;
caps = gst_caps_from_string (BPWSINC_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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
for (i = 31; i < 1024; i++) {
fail_unless (res[i] <= 0.01
&& res[i] >= -0.01, "res[%d] = %lf\n", i, res[i]);
}
rms = 0.0;
for (i = 0; i < 1024; i++)
rms += res[i] * res[i];
rms = sqrt (rms / 1024.0);
fail_unless (rms <= 0.1);
/* cleanup */
cleanup_bpwsinc (bpwsinc);
}
GST_END_TEST;
/* Test if data containing only one frequency component
* at the band center is preserved with bandreject mode
* and a 2000Hz frequency band around rate/4 */
GST_START_TEST (test_bp_11025hz)
{
GstElement *bpwsinc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble *in, *res, rms;
gint i;
bpwsinc = setup_bpwsinc ();
/* Set to bandpass */
g_object_set (G_OBJECT (bpwsinc), "mode", 0, NULL);
g_object_set (G_OBJECT (bpwsinc), "length", 31, NULL);
fail_unless (gst_element_set_state (bpwsinc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
g_object_set (G_OBJECT (bpwsinc), "lower-frequency", 44100 / 4.0 - 1000,
NULL);
g_object_set (G_OBJECT (bpwsinc), "upper-frequency", 44100 / 4.0 + 1000,
NULL);
inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
in = (gdouble *) GST_BUFFER_DATA (inbuffer);
for (i = 0; i < 1024; i += 4) {
in[i] = 0.0;
in[i + 1] = 1.0;
in[i + 2] = 0.0;
in[i + 3] = -1.0;
}
caps = gst_caps_from_string (BPWSINC_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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
rms = 0.0;
for (i = 0; i < 1024; i++)
rms += res[i] * res[i];
rms = sqrt (rms / 1024.0);
fail_unless (rms >= 0.4);
/* cleanup */
cleanup_bpwsinc (bpwsinc);
}
GST_END_TEST;
/* Test if data containing only one frequency component
* at rate/2 is erased with bandreject mode and a
* 2000Hz frequency band around rate/4 */
GST_START_TEST (test_bp_22050hz)
{
GstElement *bpwsinc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble *in, *res, rms;
gint i;
bpwsinc = setup_bpwsinc ();
/* Set to bandpass */
g_object_set (G_OBJECT (bpwsinc), "mode", 0, NULL);
g_object_set (G_OBJECT (bpwsinc), "length", 31, NULL);
fail_unless (gst_element_set_state (bpwsinc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
g_object_set (G_OBJECT (bpwsinc), "lower-frequency", 44100 / 4.0 - 1000,
NULL);
g_object_set (G_OBJECT (bpwsinc), "upper-frequency", 44100 / 4.0 + 1000,
NULL);
inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
in = (gdouble *) GST_BUFFER_DATA (inbuffer);
for (i = 0; i < 1024; i += 2) {
in[i] = 1.0;
in[i + 1] = -1.0;
}
caps = gst_caps_from_string (BPWSINC_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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
for (i = 31; i < 1024; i++) {
fail_unless (abs (res[i]) <= 0.01, "res[%d] = %lf\n", i, res[i]);
}
rms = 0.0;
for (i = 0; i < 1024; i++)
rms += res[i] * res[i];
rms = sqrt (rms / 1024.0);
fail_unless (rms <= 0.3);
/* cleanup */
cleanup_bpwsinc (bpwsinc);
}
GST_END_TEST;
/* Test if data containing only one frequency component
* at rate/2 is preserved with bandreject mode and a
* 2000Hz frequency band around rate/4 */
GST_START_TEST (test_br_0hz)
{
GstElement *bpwsinc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble *in, *res, rms;
gint i;
bpwsinc = setup_bpwsinc ();
/* Set to bandreject */
g_object_set (G_OBJECT (bpwsinc), "mode", 1, NULL);
g_object_set (G_OBJECT (bpwsinc), "length", 31, NULL);
fail_unless (gst_element_set_state (bpwsinc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
g_object_set (G_OBJECT (bpwsinc), "lower-frequency", 44100 / 4.0 - 1000,
NULL);
g_object_set (G_OBJECT (bpwsinc), "upper-frequency", 44100 / 4.0 + 1000,
NULL);
inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
in = (gdouble *) GST_BUFFER_DATA (inbuffer);
for (i = 0; i < 1024; i++)
in[i] = 1.0;
caps = gst_caps_from_string (BPWSINC_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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
for (i = 31; i < 1024; i++) {
fail_unless (res[i] <= 1.01
&& res[i] >= 0.99, "res[%d] = %lf\n", i, res[i]);
}
rms = 0.0;
for (i = 0; i < 1024; i++)
rms += res[i] * res[i];
rms = sqrt (rms / 1024.0);
fail_unless (rms >= 0.9);
/* cleanup */
cleanup_bpwsinc (bpwsinc);
}
GST_END_TEST;
/* Test if data containing only one frequency component
* at the band center is erased with bandreject mode
* and a 2000Hz frequency band around rate/4 */
GST_START_TEST (test_br_11025hz)
{
GstElement *bpwsinc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble *in, *res, rms;
gint i;
bpwsinc = setup_bpwsinc ();
/* Set to bandreject */
g_object_set (G_OBJECT (bpwsinc), "mode", 1, NULL);
g_object_set (G_OBJECT (bpwsinc), "length", 31, NULL);
fail_unless (gst_element_set_state (bpwsinc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
g_object_set (G_OBJECT (bpwsinc), "lower-frequency", 44100 / 4.0 - 1000,
NULL);
g_object_set (G_OBJECT (bpwsinc), "upper-frequency", 44100 / 4.0 + 1000,
NULL);
inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
in = (gdouble *) GST_BUFFER_DATA (inbuffer);
for (i = 0; i < 1024; i += 4) {
in[i] = 0.0;
in[i + 1] = 1.0;
in[i + 2] = 0.0;
in[i + 3] = -1.0;
}
caps = gst_caps_from_string (BPWSINC_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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
for (i = 31; i < 1024; i++) {
fail_unless (abs (res[i]) <= 0.01, "res[%d] = %lf\n", i, res[i]);
}
rms = 0.0;
for (i = 0; i < 1024; i++)
rms += res[i] * res[i];
rms = sqrt (rms / 1024.0);
fail_unless (rms <= 0.3);
/* cleanup */
cleanup_bpwsinc (bpwsinc);
}
GST_END_TEST;
/* Test if data containing only one frequency component
* at rate/2 is preserved with bandreject mode and a
* 2000Hz frequency band around rate/4 */
GST_START_TEST (test_br_22050hz)
{
GstElement *bpwsinc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble *in, *res, rms;
gint i;
bpwsinc = setup_bpwsinc ();
/* Set to bandreject */
g_object_set (G_OBJECT (bpwsinc), "mode", 1, NULL);
g_object_set (G_OBJECT (bpwsinc), "length", 31, NULL);
fail_unless (gst_element_set_state (bpwsinc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
g_object_set (G_OBJECT (bpwsinc), "lower-frequency", 44100 / 4.0 - 1000,
NULL);
g_object_set (G_OBJECT (bpwsinc), "upper-frequency", 44100 / 4.0 + 1000,
NULL);
inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble));
in = (gdouble *) GST_BUFFER_DATA (inbuffer);
for (i = 0; i < 1024; i += 2) {
in[i] = 1.0;
in[i + 1] = -1.0;
}
caps = gst_caps_from_string (BPWSINC_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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
for (i = 31; i < 1024; i++) {
fail_unless (abs (res[i]) <= 1.01
&& abs (res[i]) >= 0.99, "res[%d] = %lf\n", i, res[i]);
}
rms = 0.0;
for (i = 0; i < 1024; i++)
rms += res[i] * res[i];
rms = sqrt (rms / 1024.0);
fail_unless (rms >= 0.9);
/* cleanup */
cleanup_bpwsinc (bpwsinc);
}
GST_END_TEST;
/* Test if buffers smaller than the kernel size are handled
* correctly without accessing wrong memory areas */
GST_START_TEST (test_small_buffer)
{
GstElement *bpwsinc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble *in;
gdouble *res;
gint i;
bpwsinc = setup_bpwsinc ();
/* Set to bandpass */
g_object_set (G_OBJECT (bpwsinc), "mode", 0, NULL);
g_object_set (G_OBJECT (bpwsinc), "length", 101, NULL);
fail_unless (gst_element_set_state (bpwsinc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
g_object_set (G_OBJECT (bpwsinc), "lower-frequency",
44100 / 4.0 - 44100 / 16.0, NULL);
g_object_set (G_OBJECT (bpwsinc), "upper-frequency",
44100 / 4.0 + 44100 / 16.0, NULL);
inbuffer = gst_buffer_new_and_alloc (20 * sizeof (gdouble));
in = (gdouble *) GST_BUFFER_DATA (inbuffer);
for (i = 0; i < 20; i++)
in[i] = 1.0;
caps = gst_caps_from_string (BPWSINC_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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
/* cleanup */
cleanup_bpwsinc (bpwsinc);
}
GST_END_TEST;
Suite *
bpwsinc_suite (void)
{
Suite *s = suite_create ("bpwsinc");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_bp_0hz);
tcase_add_test (tc_chain, test_bp_11025hz);
tcase_add_test (tc_chain, test_bp_22050hz);
tcase_add_test (tc_chain, test_br_0hz);
tcase_add_test (tc_chain, test_br_11025hz);
tcase_add_test (tc_chain, test_br_22050hz);
tcase_add_test (tc_chain, test_small_buffer);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = bpwsinc_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;
}