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/* GStreamer MulawEnc unit tests
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/check/gstcheck.h>
#include <gst/audio/audio.h>
#include <string.h>
static GstPad *mysrcpad, *mysinkpad;
static GstElement *mulawenc = NULL;
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-mulaw," "rate = (int) 8000," "channels = (int) 1")
);
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw,"
"format = (string) " GST_AUDIO_NE (S16) ", "
"rate = (int) 8000, "
"channels = (int) 1, " "layout = (string)interleaved")
);
static void
mulawenc_setup (void)
{
GstCaps *src_caps;
src_caps = gst_caps_from_string ("audio/x-raw,"
"format = (string) " GST_AUDIO_NE (S16) ", "
"rate = (int) 8000, "
"channels = (int) 1, " "layout = (string)interleaved");
GST_DEBUG ("%s", __FUNCTION__);
mulawenc = gst_check_setup_element ("mulawenc");
mysrcpad = gst_check_setup_src_pad (mulawenc, &srctemplate);
mysinkpad = gst_check_setup_sink_pad (mulawenc, &sinktemplate);
gst_pad_set_active (mysrcpad, TRUE);
gst_pad_set_active (mysinkpad, TRUE);
gst_check_setup_events (mysrcpad, mulawenc, src_caps, GST_FORMAT_TIME);
gst_caps_unref (src_caps);
}
static void
buffer_unref (void *buffer, void *user_data)
{
gst_buffer_unref (GST_BUFFER (buffer));
}
static void
mulawenc_teardown (void)
{
/* free encoded buffers */
g_list_foreach (buffers, buffer_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 (mulawenc);
gst_check_teardown_sink_pad (mulawenc);
gst_check_teardown_element (mulawenc);
mulawenc = NULL;
}
static gboolean
check_for_maximum_bitrate (GstPad * pad, GstEvent ** eventp, gpointer user_data)
{
gboolean *found_maximum_bitrate = (gboolean *) user_data;
GstEvent *event = *eventp;
if (event->type == GST_EVENT_TAG) {
GstTagList *taglist = NULL;
guint value = 0;
gst_event_parse_tag (event, &taglist);
fail_unless (taglist != NULL);
fail_unless (gst_tag_list_get_uint (taglist, GST_TAG_MAXIMUM_BITRATE,
&value));
/* bitrate needs to be exactly sample rate * channels * 8 */
fail_unless (value == 8000 * 1 * 8);
*found_maximum_bitrate = TRUE;
}
return TRUE;
}
GST_START_TEST (test_one_buffer)
{
GstBuffer *buffer;
gint buf_size = 4096;
guint8 *dp;
fail_unless (gst_element_set_state (mulawenc, GST_STATE_PLAYING) ==
GST_STATE_CHANGE_SUCCESS, "could not change state to playing");
buffer = gst_buffer_new ();
dp = g_malloc0 (buf_size);
gst_buffer_append_memory (buffer,
gst_memory_new_wrapped (0, dp, buf_size, 0, buf_size, dp, g_free));
ASSERT_BUFFER_REFCOUNT (buffer, "buffer", 1);
fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
fail_unless (g_list_length (buffers) == 1);
fail_unless (gst_buffer_get_size (GST_BUFFER (g_list_first (buffers)->data)));
}
GST_END_TEST;
GST_START_TEST (test_tags)
{
GstBuffer *buffer;
gint buf_size = 4096;
guint8 *dp;
gboolean found_maximum_bitrate = FALSE;
fail_unless (gst_element_set_state (mulawenc, GST_STATE_PLAYING) ==
GST_STATE_CHANGE_SUCCESS, "could not change state to playing");
buffer = gst_buffer_new ();
dp = g_malloc0 (buf_size);
gst_buffer_append_memory (buffer,
gst_memory_new_wrapped (0, dp, buf_size, 0, buf_size, dp, g_free));
ASSERT_BUFFER_REFCOUNT (buffer, "buffer", 1);
fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
gst_pad_sticky_events_foreach (mysinkpad, check_for_maximum_bitrate,
&found_maximum_bitrate);
fail_unless (found_maximum_bitrate);
}
GST_END_TEST;
static Suite *
mulawenc_suite (void)
{
Suite *s = suite_create ("mulawenc");
TCase *tc_chain = tcase_create ("mulawenc");
tcase_add_checked_fixture (tc_chain, mulawenc_setup, mulawenc_teardown);
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_one_buffer);
tcase_add_test (tc_chain, test_tags);
return s;
}
GST_CHECK_MAIN (mulawenc)
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