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