gstreamer/tests/check/elements/audioecho.c
Sebastian Dröge 99753365c6 Rename audioreverb to audioecho. Fixes bug #568395.
The element can add an echo and a simple reverb effect to
an audio stream but for a real reverb filter it would need
some additional filtering to prevent a metallic-sounding
result.
2009-01-22 13:27:56 +01:00

229 lines
7.7 KiB
C

/* GStreamer
*
* Copyright (C) 2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <gst/check/gstcheck.h>
gboolean have_eos = FALSE;
/* 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 ECHO_CAPS_STRING \
"audio/x-raw-float, " \
"channels = (int) 2, " \
"rate = (int) 100000, " \
"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, 2 ], "
"rate = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, " "width = (int) { 32, 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, 2 ], "
"rate = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, " "width = (int) { 32, 64 }")
);
GstElement *
setup_echo ()
{
GstElement *echo;
GST_DEBUG ("setup_echo");
echo = gst_check_setup_element ("audioecho");
mysrcpad = gst_check_setup_src_pad (echo, &srctemplate, NULL);
mysinkpad = gst_check_setup_sink_pad (echo, &sinktemplate, NULL);
gst_pad_set_active (mysrcpad, TRUE);
gst_pad_set_active (mysinkpad, TRUE);
return echo;
}
void
cleanup_echo (GstElement * echo)
{
GST_DEBUG ("cleanup_echo");
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 (echo);
gst_check_teardown_sink_pad (echo);
gst_check_teardown_element (echo);
}
GST_START_TEST (test_passthrough)
{
GstElement *echo;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble in[] = { 1.0, -1.0, 0.0, 0.5, -0.5, 0.0 };
gdouble *res;
echo = setup_echo ();
g_object_set (G_OBJECT (echo), "delay", 1, "intensity", 0.0, "feedback",
0.0, NULL);
fail_unless (gst_element_set_state (echo,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (sizeof (in));
memcpy (GST_BUFFER_DATA (inbuffer), in, sizeof (in));
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, sizeof (in)) == 0);
caps = gst_caps_from_string (ECHO_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);
/* ... but it ends up being collected on the global buffer list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
GST_INFO
("expected %+lf %+lf %+lf %+lf %+lf %+lf real %+lf %+lf %+lf %+lf %+lf %+lf",
in[0], in[1], in[2], in[3], in[4], in[5], res[0], res[1], res[2], res[3],
res[4], res[5]);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), in, sizeof (in)) == 0);
/* cleanup */
cleanup_echo (echo);
}
GST_END_TEST;
GST_START_TEST (test_echo)
{
GstElement *echo;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble in[] = { 1.0, -1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, };
gdouble out[] = { 1.0, -1.0, 0.0, 0.0, 1.0, -1.0, 0.0, 0.0, 0.0, 0.0 };
gdouble *res;
echo = setup_echo ();
g_object_set (G_OBJECT (echo), "delay", 20000, "intensity", 1.0, "feedback",
0.0, NULL);
fail_unless (gst_element_set_state (echo,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (sizeof (in));
memcpy (GST_BUFFER_DATA (inbuffer), in, sizeof (in));
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, sizeof (in)) == 0);
caps = gst_caps_from_string (ECHO_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);
/* ... but it ends up being collected on the global buffer list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
GST_INFO
("expected %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf real %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf",
out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7], out[8],
out[9], res[0], res[1], res[2], res[3], res[4], res[5], res[6], res[7],
res[8], res[9]);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, sizeof (out)) == 0);
/* cleanup */
cleanup_echo (echo);
}
GST_END_TEST;
GST_START_TEST (test_feedback)
{
GstElement *echo;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble in[] = { 1.0, -1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, };
gdouble out[] = { 1.0, -1.0, 0.0, 0.0, 1.0, -1.0, 0.0, 0.0, 1.0, -1.0 };
gdouble *res;
echo = setup_echo ();
g_object_set (G_OBJECT (echo), "delay", 20000, "intensity", 1.0, "feedback",
1.0, NULL);
fail_unless (gst_element_set_state (echo,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (sizeof (in));
memcpy (GST_BUFFER_DATA (inbuffer), in, sizeof (in));
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, sizeof (in)) == 0);
caps = gst_caps_from_string (ECHO_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);
/* ... but it ends up being collected on the global buffer list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
GST_INFO
("expected %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf real %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf %+lf",
out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7], out[8],
out[9], res[0], res[1], res[2], res[3], res[4], res[5], res[6], res[7],
res[8], res[9]);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, sizeof (out)) == 0);
/* cleanup */
cleanup_echo (echo);
}
GST_END_TEST;
static Suite *
audioecho_suite (void)
{
Suite *s = suite_create ("audioecho");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_passthrough);
tcase_add_test (tc_chain, test_echo);
tcase_add_test (tc_chain, test_feedback);
return s;
}
GST_CHECK_MAIN (audioecho);