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/* GStreamer
*
* unit test for mpeg2enc
*
* Copyright (C) <2006> Mark Nauwelaerts <manauw@skynet.be>
*
* 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.
*/
#include <unistd.h>
#include <gst/check/gstcheck.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 */
static GstPad *mysrcpad, *mysinkpad;
#define VIDEO_CAPS_STRING "video/x-raw, " \
"format = (string) I420, " \
"width = (int) 384, " \
"height = (int) 288, " \
"framerate = (fraction) 25/1"
#define MPEG_CAPS_STRING "video/mpeg, " \
"mpegversion = (int) { 1, 2 }, " \
"systemstream = (bool) false, " \
"height = (int) 288, " \
"framerate = (fraction) 25/1"
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (MPEG_CAPS_STRING));
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (VIDEO_CAPS_STRING));
/* some global vars, makes it easy as for the ones above */
static GMutex mpeg2enc_mutex;
static GCond mpeg2enc_cond;
static gboolean arrived_eos;
static gboolean
test_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
{
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
g_mutex_lock (&mpeg2enc_mutex);
arrived_eos = TRUE;
g_cond_signal (&mpeg2enc_cond);
g_mutex_unlock (&mpeg2enc_mutex);
break;
default:
break;
}
return gst_pad_event_default (pad, parent, event);
}
static GstElement *
setup_mpeg2enc (void)
{
GstElement *mpeg2enc;
GST_DEBUG ("setup_mpeg2enc");
mpeg2enc = gst_check_setup_element ("mpeg2enc");
mysrcpad = gst_check_setup_src_pad (mpeg2enc, &srctemplate);
mysinkpad = gst_check_setup_sink_pad (mpeg2enc, &sinktemplate);
gst_pad_set_active (mysrcpad, TRUE);
gst_pad_set_active (mysinkpad, TRUE);
/* need to know when we are eos */
gst_pad_set_event_function (mysinkpad, test_sink_event);
/* and notify the test run */
g_mutex_init (&mpeg2enc_mutex);
g_cond_init (&mpeg2enc_cond);
return mpeg2enc;
}
static void
cleanup_mpeg2enc (GstElement * mpeg2enc)
{
GST_DEBUG ("cleanup_mpeg2enc");
gst_element_set_state (mpeg2enc, GST_STATE_NULL);
gst_pad_set_active (mysrcpad, FALSE);
gst_pad_set_active (mysinkpad, FALSE);
gst_check_teardown_src_pad (mpeg2enc);
gst_check_teardown_sink_pad (mpeg2enc);
gst_check_teardown_element (mpeg2enc);
g_mutex_clear (&mpeg2enc_mutex);
g_cond_clear (&mpeg2enc_cond);
}
GST_START_TEST (test_video_pad)
{
GstElement *mpeg2enc;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
int i, num_buffers;
guint8 data0[] = { 0x00, 0x00, 0x01, 0xb3 };
mpeg2enc = setup_mpeg2enc ();
fail_unless (gst_element_set_state (mpeg2enc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
caps = gst_caps_from_string (VIDEO_CAPS_STRING);
gst_check_setup_events_with_stream_id (mysrcpad, mpeg2enc, caps,
GST_FORMAT_TIME, "/test/mpeg2enc");
gst_caps_unref (caps);
/* corresponds to I420 buffer for the size mentioned in the caps */
inbuffer = gst_buffer_new_and_alloc (384 * 288 * 3 / 2);
/* makes valgrind's memcheck happier */
gst_buffer_memset (inbuffer, 0, 0, -1);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* need to force eos and state change to make sure the encoding task ends */
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()) == TRUE);
/* need to wait a bit to make sure mpeg2enc task digested all this */
g_mutex_lock (&mpeg2enc_mutex);
while (!arrived_eos)
g_cond_wait (&mpeg2enc_cond, &mpeg2enc_mutex);
g_mutex_unlock (&mpeg2enc_mutex);
num_buffers = g_list_length (buffers);
/* well, we do not really know much with mpeg, but at least something ... */
fail_unless (num_buffers >= 1);
/* clean up buffers */
for (i = 0; i < num_buffers; ++i) {
outbuffer = GST_BUFFER (buffers->data);
fail_if (outbuffer == NULL);
switch (i) {
case 0:
fail_unless (gst_buffer_get_size (outbuffer) >= sizeof (data0));
fail_unless (gst_buffer_memcmp (outbuffer, 0, data0,
sizeof (data0)) == 0);
break;
default:
break;
}
buffers = g_list_remove (buffers, outbuffer);
ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
gst_buffer_unref (outbuffer);
outbuffer = NULL;
}
cleanup_mpeg2enc (mpeg2enc);
g_list_free (buffers);
buffers = NULL;
}
GST_END_TEST;
static Suite *
mpeg2enc_suite (void)
{
Suite *s = suite_create ("mpeg2enc");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_video_pad);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = mpeg2enc_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;
}