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gstreamer/tests/check/elements/funnel.c
luz.paz 4a402c1c7d Fix typos in comments and docs 
Found via `codespell`

https://bugzilla.gnome.org/show_bug.cgi?id=795610
2018-05-01 11:18:03 +01:00

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/* GStreamer unit tests for the funnel
*
* Copyright (C) 2008 Collabora, Nokia
* @author: Olivier Crete <olivier.crete@collabora.co.uk>
*
* 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
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <gst/check/gstharness.h>
#include <gst/check/gstcheck.h>
struct TestData
{
GstElement *funnel;
GstPad *funnelsrc, *funnelsink11, *funnelsink22;
GstPad *mysink, *mysrc1, *mysrc2;
GstCaps *mycaps;
};
static void
setup_test_objects (struct TestData *td, GstPadChainFunction chain_func)
{
td->mycaps = gst_caps_new_empty_simple ("test/test");
td->funnel = gst_element_factory_make ("funnel", NULL);
td->funnelsrc = gst_element_get_static_pad (td->funnel, "src");
fail_unless (td->funnelsrc != NULL);
td->funnelsink11 = gst_element_get_request_pad (td->funnel, "sink_11");
fail_unless (td->funnelsink11 != NULL);
fail_unless (!strcmp (GST_OBJECT_NAME (td->funnelsink11), "sink_11"));
td->funnelsink22 = gst_element_get_request_pad (td->funnel, "sink_22");
fail_unless (td->funnelsink22 != NULL);
fail_unless (!strcmp (GST_OBJECT_NAME (td->funnelsink22), "sink_22"));
fail_unless (gst_element_set_state (td->funnel, GST_STATE_PLAYING) ==
GST_STATE_CHANGE_SUCCESS);
td->mysink = gst_pad_new ("sink", GST_PAD_SINK);
gst_pad_set_chain_function (td->mysink, chain_func);
gst_pad_set_active (td->mysink, TRUE);
td->mysrc1 = gst_pad_new ("src1", GST_PAD_SRC);
gst_pad_set_active (td->mysrc1, TRUE);
gst_check_setup_events_with_stream_id (td->mysrc1, td->funnel, td->mycaps,
GST_FORMAT_BYTES, "test1");
td->mysrc2 = gst_pad_new ("src2", GST_PAD_SRC);
gst_pad_set_active (td->mysrc2, TRUE);
gst_check_setup_events_with_stream_id (td->mysrc2, td->funnel, td->mycaps,
GST_FORMAT_BYTES, "test2");
fail_unless (GST_PAD_LINK_SUCCESSFUL (gst_pad_link (td->funnelsrc,
td->mysink)));
fail_unless (GST_PAD_LINK_SUCCESSFUL (gst_pad_link (td->mysrc1,
td->funnelsink11)));
fail_unless (GST_PAD_LINK_SUCCESSFUL (gst_pad_link (td->mysrc2,
td->funnelsink22)));
}
static void
release_test_objects (struct TestData *td)
{
gst_pad_set_active (td->mysink, FALSE);
gst_pad_set_active (td->mysrc1, FALSE);
gst_pad_set_active (td->mysrc1, FALSE);
gst_object_unref (td->mysink);
gst_object_unref (td->mysrc1);
gst_object_unref (td->mysrc2);
fail_unless (gst_element_set_state (td->funnel, GST_STATE_NULL) ==
GST_STATE_CHANGE_SUCCESS);
gst_object_unref (td->funnelsrc);
gst_element_release_request_pad (td->funnel, td->funnelsink11);
gst_object_unref (td->funnelsink11);
gst_element_release_request_pad (td->funnel, td->funnelsink22);
gst_object_unref (td->funnelsink22);
gst_caps_unref (td->mycaps);
gst_object_unref (td->funnel);
}
static gint bufcount = 0;
static gint alloccount = 0;
static GstFlowReturn
chain_ok (GstPad * pad, GstObject * parent, GstBuffer * buffer)
{
bufcount++;
gst_buffer_unref (buffer);
return GST_FLOW_OK;
}
GST_START_TEST (test_funnel_simple)
{
struct TestData td;
setup_test_objects (&td, chain_ok);
bufcount = 0;
alloccount = 0;
fail_unless (gst_pad_push (td.mysrc1, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (gst_pad_push (td.mysrc2, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (bufcount == 2);
release_test_objects (&td);
}
GST_END_TEST;
guint num_eos = 0;
static gboolean
eos_event_func (GstPad * pad, GstObject * parent, GstEvent * event)
{
if (GST_EVENT_TYPE (event) == GST_EVENT_EOS)
++num_eos;
return gst_pad_event_default (pad, parent, event);
}
GST_START_TEST (test_funnel_eos)
{
struct TestData td;
GstSegment segment;
setup_test_objects (&td, chain_ok);
num_eos = 0;
bufcount = 0;
gst_pad_set_event_function (td.mysink, eos_event_func);
fail_unless (gst_pad_push (td.mysrc1, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (gst_pad_push (td.mysrc2, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (bufcount == 2);
fail_unless (gst_pad_push_event (td.mysrc1, gst_event_new_eos ()));
fail_unless (num_eos == 0);
fail_unless (gst_pad_push (td.mysrc1, gst_buffer_new ()) == GST_FLOW_EOS);
fail_unless (gst_pad_push (td.mysrc2, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (bufcount == 3);
fail_unless (gst_pad_push_event (td.mysrc2, gst_event_new_eos ()));
fail_unless (num_eos == 1);
fail_unless (gst_pad_push (td.mysrc1, gst_buffer_new ()) == GST_FLOW_EOS);
fail_unless (gst_pad_push (td.mysrc2, gst_buffer_new ()) == GST_FLOW_EOS);
fail_unless (bufcount == 3);
fail_unless (gst_pad_push_event (td.mysrc1, gst_event_new_flush_start ()));
fail_unless (gst_pad_push_event (td.mysrc1, gst_event_new_flush_stop (TRUE)));
gst_segment_init (&segment, GST_FORMAT_BYTES);
gst_pad_push_event (td.mysrc1, gst_event_new_segment (&segment));
gst_pad_push_event (td.mysrc2, gst_event_new_segment (&segment));
fail_unless (gst_pad_push (td.mysrc1, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (gst_pad_push (td.mysrc2, gst_buffer_new ()) == GST_FLOW_EOS);
fail_unless (bufcount == 4);
fail_unless (gst_pad_unlink (td.mysrc1, td.funnelsink11));
gst_element_release_request_pad (td.funnel, td.funnelsink11);
gst_object_unref (td.funnelsink11);
fail_unless (num_eos == 2);
td.funnelsink11 = gst_element_get_request_pad (td.funnel, "sink_11");
fail_unless (td.funnelsink11 != NULL);
fail_unless (!strcmp (GST_OBJECT_NAME (td.funnelsink11), "sink_11"));
fail_unless (GST_PAD_LINK_SUCCESSFUL (gst_pad_link (td.mysrc1,
td.funnelsink11)));
/* This will fail because everything is EOS already */
fail_if (gst_pad_push_event (td.mysrc1, gst_event_new_eos ()));
fail_unless (num_eos == 2);
fail_unless (gst_pad_unlink (td.mysrc1, td.funnelsink11));
gst_element_release_request_pad (td.funnel, td.funnelsink11);
gst_object_unref (td.funnelsink11);
fail_unless (num_eos == 2);
/* send only eos to check, it handles empty streams */
td.funnelsink11 = gst_element_get_request_pad (td.funnel, "sink_11");
fail_unless (td.funnelsink11 != NULL);
fail_unless (!strcmp (GST_OBJECT_NAME (td.funnelsink11), "sink_11"));
fail_unless (GST_PAD_LINK_SUCCESSFUL (gst_pad_link (td.mysrc1,
td.funnelsink11)));
fail_unless (gst_pad_push_event (td.mysrc1, gst_event_new_flush_start ()));
fail_unless (gst_pad_push_event (td.mysrc1, gst_event_new_flush_stop (TRUE)));
fail_unless (gst_pad_push_event (td.mysrc2, gst_event_new_flush_start ()));
fail_unless (gst_pad_push_event (td.mysrc2, gst_event_new_flush_stop (TRUE)));
fail_unless (gst_pad_push_event (td.mysrc1, gst_event_new_eos ()));
fail_unless (gst_pad_push_event (td.mysrc2, gst_event_new_eos ()));
fail_unless (num_eos == 3);
fail_unless (gst_pad_unlink (td.mysrc1, td.funnelsink11));
gst_element_release_request_pad (td.funnel, td.funnelsink11);
gst_object_unref (td.funnelsink11);
fail_unless (num_eos == 3);
td.funnelsink11 = gst_element_get_request_pad (td.funnel, "sink_11");
fail_unless (td.funnelsink11 != NULL);
fail_unless (!strcmp (GST_OBJECT_NAME (td.funnelsink11), "sink_11"));
release_test_objects (&td);
}
GST_END_TEST;
guint nb_stream_start_event = 0;
guint nb_caps_event = 0;
guint nb_segment_event = 0;
guint nb_gap_event = 0;
static GstPadProbeReturn
event_counter (GstObject * pad, GstPadProbeInfo * info, gpointer user_data)
{
GstEvent *event = GST_PAD_PROBE_INFO_EVENT (info);
fail_unless (event != NULL);
fail_unless (GST_IS_EVENT (event));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_STREAM_START:
++nb_stream_start_event;
break;
case GST_EVENT_CAPS:
++nb_caps_event;
break;
case GST_EVENT_SEGMENT:
++nb_segment_event;
break;
case GST_EVENT_GAP:
++nb_gap_event;
break;
default:
break;
}
return GST_PAD_PROBE_OK;
}
/*
* Push GAP events into funnel to forward sticky events.
* Funnel element should also treat GAP events likes buffers.
* For example, funnel can be used for internal subtitle with streamiddemux.
* +--------------------------------------------------------------------------+
* | playbin +--------------------------------+ |
* | +--------------+ +----------------+ | +------------+ playsink | |
* | | uridecodebin | | input-selector | | | video-sink | | |
* | | | +----------------+ | +------------+ | |
* | | | | | |
* | | | +----------------+ | +------------+ | |
* | | | | input-selector | | | audio-sink | | |
* | | | +----------------+ | +------------+ | |
* | | | | | |
* | | | +----------------+ | +---------------+ +----------+ | |
* | | | | funnel | | | streamiddemux | | appsink0 | | |
* | +--------------+ +----------------+ | +---------------+ +----------+ | |
* | | +----------+ | |
* | | | appsinkn | | |
* | | +----------+ | |
* | +--------------------------------+ |
* +--------------------------------------------------------------------------+
* If no data was received in funnel and then sticky events can be pending continuously.
* And streamiddemux only receive gap events continuously.
* Thus, pipeline can not be constructed completely.
* For support it, need to handle GAP events likes buffers.
*/
GST_START_TEST (test_funnel_gap_event)
{
struct TestData td;
guint probe = 0;
setup_test_objects (&td, chain_ok);
nb_stream_start_event = 0;
nb_caps_event = 0;
nb_segment_event = 0;
nb_gap_event = 0;
bufcount = 0;
probe = gst_pad_add_probe (td.mysink, GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM,
(GstPadProbeCallback) event_counter, NULL, NULL);
/* push a gap event to srcpad1 to push sticky events */
fail_unless (gst_pad_push_event (td.mysrc1, gst_event_new_gap (0,
GST_SECOND)));
fail_unless (nb_stream_start_event == 1);
fail_unless (nb_caps_event == 1);
fail_unless (nb_segment_event == 1);
fail_unless (nb_gap_event == 1);
/* push a gap event to srcpad2 to push sticky events */
fail_unless (gst_pad_push_event (td.mysrc2, gst_event_new_gap (0,
GST_SECOND)));
fail_unless (nb_stream_start_event == 2);
fail_unless (nb_caps_event == 2);
fail_unless (nb_segment_event == 2);
fail_unless (nb_gap_event == 2);
/* push a gap event to srcpad2 */
fail_unless (gst_pad_push_event (td.mysrc2, gst_event_new_gap (0,
GST_SECOND)));
fail_unless (nb_stream_start_event == 2);
fail_unless (nb_caps_event == 2);
fail_unless (nb_segment_event == 2);
fail_unless (nb_gap_event == 3);
/* push a gap event to srcpad1 */
fail_unless (gst_pad_push_event (td.mysrc1, gst_event_new_gap (0,
GST_SECOND)));
fail_unless (nb_stream_start_event == 3);
fail_unless (nb_caps_event == 3);
fail_unless (nb_segment_event == 3);
fail_unless (nb_gap_event == 4);
/* push buffer */
fail_unless (gst_pad_push (td.mysrc1, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (gst_pad_push (td.mysrc2, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (nb_stream_start_event == 4);
fail_unless (nb_caps_event == 4);
fail_unless (nb_segment_event == 4);
fail_unless (nb_gap_event == 4);
fail_unless (bufcount == 2);
gst_pad_remove_probe (td.mysink, probe);
release_test_objects (&td);
}
GST_END_TEST;
GST_START_TEST (test_funnel_stress)
{
GstHarness *h0 = gst_harness_new_with_padnames ("funnel", "sink_0", "src");
GstHarness *h1 = gst_harness_new_with_element (h0->element, "sink_1", NULL);
GstHarnessThread *req, *push0, *push1;
GstPadTemplate *templ =
gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS (h0->element),
"sink_%u");
GstCaps *caps = gst_caps_from_string ("testcaps");
GstBuffer *buf = gst_buffer_new ();
GstSegment segment;
gst_segment_init (&segment, GST_FORMAT_TIME);
req = gst_harness_stress_requestpad_start (h0, templ, NULL, NULL, TRUE);
push0 = gst_harness_stress_push_buffer_start (h0, caps, &segment, buf);
push1 = gst_harness_stress_push_buffer_start (h1, caps, &segment, buf);
gst_caps_unref (caps);
gst_buffer_unref (buf);
/* test-length */
g_usleep (G_USEC_PER_SEC * 1);
gst_harness_stress_thread_stop (push1);
gst_harness_stress_thread_stop (push0);
gst_harness_stress_thread_stop (req);
gst_harness_teardown (h1);
gst_harness_teardown (h0);
}
GST_END_TEST;
static Suite *
funnel_suite (void)
{
Suite *s = suite_create ("funnel");
TCase *tc_chain;
tc_chain = tcase_create ("funnel simple");
tcase_add_test (tc_chain, test_funnel_simple);
tcase_add_test (tc_chain, test_funnel_eos);
tcase_add_test (tc_chain, test_funnel_gap_event);
tcase_add_test (tc_chain, test_funnel_stress);
suite_add_tcase (s, tc_chain);
return s;
}
GST_CHECK_MAIN (funnel);
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