gstreamer/tests/check/gst/gstpipeline.c

584 lines
18 KiB
C

/* GStreamer
* Copyright (C) 2005 Thomas Vander Stichele <thomas at apestaart dot org>
*
* gstpipeline.c: Unit test for GstPipeline
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/check/gstcheck.h>
#include <gst/gst.h>
#define WAIT_TIME (300 * GST_MSECOND)
/* an empty pipeline can go to PLAYING in one go */
GST_START_TEST (test_async_state_change_empty)
{
GstPipeline *pipeline;
pipeline = GST_PIPELINE (gst_pipeline_new (NULL));
fail_unless (pipeline != NULL, "Could not create pipeline");
fail_unless_equals_int (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_PLAYING), GST_STATE_CHANGE_SUCCESS);
gst_object_unref (pipeline);
}
GST_END_TEST;
GST_START_TEST (test_async_state_change_fake_ready)
{
GstPipeline *pipeline;
GstElement *src, *sink;
pipeline = GST_PIPELINE (gst_pipeline_new (NULL));
fail_unless (pipeline != NULL, "Could not create pipeline");
src = gst_element_factory_make ("fakesrc", NULL);
sink = gst_element_factory_make ("fakesink", NULL);
gst_bin_add_many (GST_BIN (pipeline), src, sink, NULL);
gst_element_link (src, sink);
fail_unless_equals_int (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_READY), GST_STATE_CHANGE_SUCCESS);
gst_object_unref (pipeline);
}
GST_END_TEST;
GST_START_TEST (test_async_state_change_fake)
{
GstPipeline *pipeline;
GstElement *src, *sink;
GstBus *bus;
gboolean done = FALSE;
pipeline = GST_PIPELINE (gst_pipeline_new (NULL));
fail_unless (pipeline != NULL, "Could not create pipeline");
src = gst_element_factory_make ("fakesrc", NULL);
sink = gst_element_factory_make ("fakesink", NULL);
gst_bin_add_many (GST_BIN (pipeline), src, sink, NULL);
gst_element_link (src, sink);
bus = gst_pipeline_get_bus (pipeline);
fail_unless_equals_int (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_PLAYING), GST_STATE_CHANGE_ASYNC);
while (!done) {
GstMessage *message;
GstState old, new, pending;
message = gst_bus_poll (bus, GST_MESSAGE_STATE_CHANGED, -1);
if (message) {
gst_message_parse_state_changed (message, &old, &new, &pending);
GST_DEBUG_OBJECT (message->src, "state change from %d to %d", old, new);
if (message->src == GST_OBJECT (pipeline) && new == GST_STATE_PLAYING)
done = TRUE;
gst_message_unref (message);
}
}
fail_unless_equals_int (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_NULL), GST_STATE_CHANGE_SUCCESS);
/* here we don't get the state change messages, because of auto-flush in
* the bus */
gst_object_unref (bus);
gst_object_unref (pipeline);
}
GST_END_TEST;
GST_START_TEST (test_get_bus)
{
GstPipeline *pipeline;
GstBus *bus;
pipeline = GST_PIPELINE (gst_pipeline_new (NULL));
fail_unless (pipeline != NULL, "Could not create pipeline");
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline", 1);
bus = gst_pipeline_get_bus (pipeline);
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline after get_bus", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus", 2);
gst_object_unref (pipeline);
ASSERT_OBJECT_REFCOUNT (bus, "bus after unref pipeline", 1);
gst_object_unref (bus);
}
GST_END_TEST;
static GMainLoop *loop = NULL;
static gboolean
message_received (GstBus * bus, GstMessage * message, gpointer data)
{
GstElement *pipeline = GST_ELEMENT (data);
GstMessageType type = message->type;
GST_DEBUG ("message received");
switch (type) {
case GST_MESSAGE_STATE_CHANGED:
{
GstState old, new, pending;
GST_DEBUG ("state change message received");
gst_message_parse_state_changed (message, &old, &new, &pending);
GST_DEBUG ("new state %d", new);
if (message->src == GST_OBJECT (pipeline) && new == GST_STATE_PLAYING) {
GST_DEBUG ("quitting main loop");
g_main_loop_quit (loop);
}
}
break;
case GST_MESSAGE_ERROR:
{
g_print ("error\n");
}
break;
default:
break;
}
return TRUE;
}
GST_START_TEST (test_bus)
{
GstElement *pipeline;
GstElement *src, *sink;
GstBus *bus;
guint id;
GstState current;
GstStateChangeReturn ret;
pipeline = gst_pipeline_new (NULL);
fail_unless (pipeline != NULL, "Could not create pipeline");
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline", 1);
src = gst_element_factory_make ("fakesrc", NULL);
fail_unless (src != NULL);
sink = gst_element_factory_make ("fakesink", NULL);
fail_unless (sink != NULL);
gst_bin_add_many (GST_BIN (pipeline), src, sink, NULL);
fail_unless (gst_element_link (src, sink));
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline after get_bus", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus", 2);
id = gst_bus_add_watch (bus, message_received, pipeline);
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline after add_watch", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus after add_watch", 3);
ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_unless (ret == GST_STATE_CHANGE_ASYNC);
loop = g_main_loop_new (NULL, FALSE);
GST_DEBUG ("going into main loop");
g_main_loop_run (loop);
GST_DEBUG ("left main loop");
/* PLAYING now */
ASSERT_OBJECT_REFCOUNT_BETWEEN (pipeline, "pipeline after gone to playing", 1,
3);
/* cleanup */
GST_DEBUG ("cleanup");
ret = gst_element_set_state (pipeline, GST_STATE_NULL);
fail_unless (ret == GST_STATE_CHANGE_SUCCESS);
ret = gst_element_get_state (pipeline, &current, NULL, GST_CLOCK_TIME_NONE);
fail_unless (ret == GST_STATE_CHANGE_SUCCESS);
fail_unless (current == GST_STATE_NULL, "state is not NULL but %d", current);
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline at start of cleanup", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus at start of cleanup", 3);
fail_unless (g_source_remove (id));
ASSERT_OBJECT_REFCOUNT (bus, "bus after removing source", 2);
GST_DEBUG ("unreffing pipeline");
gst_object_unref (pipeline);
ASSERT_OBJECT_REFCOUNT (bus, "bus after unref pipeline", 1);
gst_object_unref (bus);
}
GST_END_TEST;
static GMutex *probe_lock;
static GCond *probe_cond;
static gboolean
sink_pad_probe (GstPad * pad, GstBuffer * buffer,
GstClockTime * first_timestamp)
{
fail_if (GST_BUFFER_TIMESTAMP (buffer) == GST_CLOCK_TIME_NONE,
"testing if buffer timestamps are right, but got CLOCK_TIME_NONE");
if (*first_timestamp == GST_CLOCK_TIME_NONE) {
*first_timestamp = GST_BUFFER_TIMESTAMP (buffer);
}
g_mutex_lock (probe_lock);
g_cond_signal (probe_cond);
g_mutex_unlock (probe_lock);
return TRUE;
}
GST_START_TEST (test_base_time)
{
GstElement *pipeline, *fakesrc, *fakesink;
GstPad *sink;
GstClockTime observed, lower, upper, base, stream;
GstClock *clock;
pipeline = gst_element_factory_make ("pipeline", "pipeline");
fakesrc = gst_element_factory_make ("fakesrc", "fakesrc");
fakesink = gst_element_factory_make ("fakesink", "fakesink");
fail_unless (pipeline && fakesrc && fakesink, "couldn't make elements");
g_object_set (fakesrc, "is-live", (gboolean) TRUE, NULL);
gst_bin_add_many (GST_BIN (pipeline), fakesrc, fakesink, NULL);
gst_element_link (fakesrc, fakesink);
sink = gst_element_get_static_pad (fakesink, "sink");
gst_pad_add_buffer_probe (sink, G_CALLBACK (sink_pad_probe), &observed);
fail_unless (gst_element_set_state (pipeline, GST_STATE_PAUSED)
== GST_STATE_CHANGE_NO_PREROLL, "expected no-preroll from live pipeline");
clock = gst_system_clock_obtain ();
fail_unless (clock && GST_IS_CLOCK (clock), "i want a clock dammit");
gst_pipeline_use_clock (GST_PIPELINE (pipeline), clock);
fail_unless (gst_element_get_start_time (pipeline) == 0,
"stream time doesn't start off at 0");
probe_lock = g_mutex_new ();
probe_cond = g_cond_new ();
/* test the first: that base time is being distributed correctly, timestamps
are correct relative to the running clock and base time */
{
lower = gst_clock_get_time (clock);
observed = GST_CLOCK_TIME_NONE;
gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_unless (gst_element_get_state (pipeline, NULL, NULL,
GST_CLOCK_TIME_NONE)
== GST_STATE_CHANGE_SUCCESS, "failed state change");
g_mutex_lock (probe_lock);
while (observed == GST_CLOCK_TIME_NONE)
g_cond_wait (probe_cond, probe_lock);
g_mutex_unlock (probe_lock);
/* now something a little more than lower was distributed as the base time,
* and the buffer was timestamped between 0 and upper-base
*/
base = gst_element_get_base_time (pipeline);
fail_if (base == GST_CLOCK_TIME_NONE);
/* set stream time */
gst_element_set_state (pipeline, GST_STATE_PAUSED);
/* pulling upper here makes sure that the pipeline's new stream time has
already been computed */
upper = gst_clock_get_time (clock);
fail_unless (gst_element_get_state (pipeline, NULL, NULL,
GST_CLOCK_TIME_NONE)
== GST_STATE_CHANGE_NO_PREROLL, "failed state change");
fail_if (observed == GST_CLOCK_TIME_NONE, "no timestamp recorded");
fail_unless (base >= lower, "early base time: %" GST_TIME_FORMAT " < %"
GST_TIME_FORMAT, GST_TIME_ARGS (base), GST_TIME_ARGS (lower));
fail_unless (upper >= base, "bogus base time: %" GST_TIME_FORMAT " > %"
GST_TIME_FORMAT, GST_TIME_ARGS (base), GST_TIME_ARGS (upper));
stream = gst_element_get_start_time (pipeline);
fail_unless (stream > 0, "bogus new stream time: %" GST_TIME_FORMAT " > %"
GST_TIME_FORMAT, GST_TIME_ARGS (stream), GST_TIME_ARGS (0));
fail_unless (stream <= upper,
"bogus new stream time: %" GST_TIME_FORMAT " > %" GST_TIME_FORMAT,
GST_TIME_ARGS (stream), GST_TIME_ARGS (upper));
fail_unless (observed <= stream, "timestamps outrun stream time: %"
GST_TIME_FORMAT " > %" GST_TIME_FORMAT,
GST_TIME_ARGS (observed), GST_TIME_ARGS (stream));
fail_unless (observed != GST_CLOCK_TIME_NONE, "early timestamp: %"
GST_TIME_FORMAT " < %" GST_TIME_FORMAT, GST_TIME_ARGS (observed),
GST_TIME_ARGS (lower - base));
fail_unless (observed <= upper - base,
"late timestamp: %" GST_TIME_FORMAT " > %" GST_TIME_FORMAT,
GST_TIME_ARGS (observed), GST_TIME_ARGS (upper - base));
}
/* test the second: that the base time is redistributed when we go to PLAYING
again */
{
GstClockID clock_id;
GstClockTime oldbase = base, oldstream = stream;
/* let some time pass */
clock_id = gst_clock_new_single_shot_id (clock, upper + WAIT_TIME);
fail_unless (gst_clock_id_wait (clock_id, NULL) == GST_CLOCK_OK,
"unexpected clock_id_wait return");
gst_clock_id_unref (clock_id);
lower = gst_clock_get_time (clock);
fail_if (lower == GST_CLOCK_TIME_NONE);
observed = GST_CLOCK_TIME_NONE;
fail_unless (lower >= upper + WAIT_TIME, "clock did not advance?");
gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_unless (gst_element_get_state (pipeline, NULL, NULL,
GST_CLOCK_TIME_NONE)
== GST_STATE_CHANGE_SUCCESS, "failed state change");
g_mutex_lock (probe_lock);
while (observed == GST_CLOCK_TIME_NONE)
g_cond_wait (probe_cond, probe_lock);
g_mutex_unlock (probe_lock);
/* now the base time should have advanced by more than WAIT_TIME compared
* to what it was. The buffer will be timestamped between the last stream
* time and upper minus base.
*/
base = gst_element_get_base_time (pipeline);
fail_if (base == GST_CLOCK_TIME_NONE);
/* set stream time */
gst_element_set_state (pipeline, GST_STATE_PAUSED);
/* new stream time already set */
upper = gst_clock_get_time (clock);
fail_unless (gst_element_get_state (pipeline, NULL, NULL,
GST_CLOCK_TIME_NONE)
== GST_STATE_CHANGE_NO_PREROLL, "failed state change");
fail_if (observed == GST_CLOCK_TIME_NONE, "no timestamp recorded");
stream = gst_element_get_start_time (pipeline);
fail_unless (base >= oldbase + WAIT_TIME, "base time not reset");
fail_unless (upper >= base + stream, "bogus base time: %"
GST_TIME_FORMAT " > %" GST_TIME_FORMAT, GST_TIME_ARGS (base),
GST_TIME_ARGS (upper));
fail_unless (lower >= base);
fail_unless (observed >= lower - base, "early timestamp: %"
GST_TIME_FORMAT " < %" GST_TIME_FORMAT,
GST_TIME_ARGS (observed), GST_TIME_ARGS (lower - base));
fail_unless (observed <= upper - base, "late timestamp: %"
GST_TIME_FORMAT " > %" GST_TIME_FORMAT,
GST_TIME_ARGS (observed), GST_TIME_ARGS (upper - base));
fail_unless (stream - oldstream <= upper - lower,
"insufficient stream time: %" GST_TIME_FORMAT " > %" GST_TIME_FORMAT,
GST_TIME_ARGS (observed), GST_TIME_ARGS (upper));
}
/* test the third: that if I set CLOCK_TIME_NONE as the stream time, that the
base time is not changed */
{
GstClockID clock_id;
GstClockTime oldbase = base, oldobserved = observed;
GstClockReturn ret;
/* let some time pass */
clock_id = gst_clock_new_single_shot_id (clock, upper + WAIT_TIME);
ret = gst_clock_id_wait (clock_id, NULL);
fail_unless (ret == GST_CLOCK_OK,
"unexpected clock_id_wait return %d", ret);
gst_clock_id_unref (clock_id);
lower = gst_clock_get_time (clock);
observed = GST_CLOCK_TIME_NONE;
fail_unless (lower >= upper + WAIT_TIME, "clock did not advance?");
/* bling */
gst_element_set_start_time (pipeline, GST_CLOCK_TIME_NONE);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_unless (gst_element_get_state (pipeline, NULL, NULL,
GST_CLOCK_TIME_NONE)
== GST_STATE_CHANGE_SUCCESS, "failed state change");
g_mutex_lock (probe_lock);
while (observed == GST_CLOCK_TIME_NONE)
g_cond_wait (probe_cond, probe_lock);
g_mutex_unlock (probe_lock);
/* now the base time should be the same as it was, and the timestamp should
* be more than WAIT_TIME past what it was.
*/
base = gst_element_get_base_time (pipeline);
/* set stream time */
gst_element_set_state (pipeline, GST_STATE_PAUSED);
/* new stream time already set */
upper = gst_clock_get_time (clock);
fail_unless (gst_element_get_state (pipeline, NULL, NULL,
GST_CLOCK_TIME_NONE)
== GST_STATE_CHANGE_NO_PREROLL, "failed state change");
fail_if (observed == GST_CLOCK_TIME_NONE, "no timestamp recorded");
fail_unless (gst_element_get_start_time (pipeline)
== GST_CLOCK_TIME_NONE, "stream time was reset");
fail_unless (base == oldbase, "base time was reset");
fail_unless (observed >= lower - base, "early timestamp: %"
GST_TIME_FORMAT " < %" GST_TIME_FORMAT,
GST_TIME_ARGS (observed), GST_TIME_ARGS (lower - base));
fail_unless (observed <= upper - base, "late timestamp: %"
GST_TIME_FORMAT " > %" GST_TIME_FORMAT,
GST_TIME_ARGS (observed), GST_TIME_ARGS (upper - base));
fail_unless (observed - oldobserved >= WAIT_TIME,
"insufficient tstamp delta: %" GST_TIME_FORMAT " > %" GST_TIME_FORMAT,
GST_TIME_ARGS (observed), GST_TIME_ARGS (oldobserved));
}
gst_object_unref (sink);
gst_object_unref (clock);
gst_object_unref (pipeline);
}
GST_END_TEST;
static gpointer
pipeline_thread (gpointer data)
{
GstElement *pipeline, *src, *sink;
src = gst_element_factory_make ("fakesrc", NULL);
g_object_set (src, "num-buffers", 20, NULL);
sink = gst_element_factory_make ("fakesink", NULL);
g_object_set (sink, "sync", TRUE, NULL);
pipeline = gst_pipeline_new (NULL);
gst_bin_add (GST_BIN (pipeline), src);
gst_bin_add (GST_BIN (pipeline), sink);
gst_element_link (src, sink);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
g_usleep (G_USEC_PER_SEC / 10);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
return NULL;
}
GST_START_TEST (test_concurrent_create)
{
GThread *threads[30];
int i;
for (i = 0; i < G_N_ELEMENTS (threads); ++i) {
threads[i] = g_thread_create (pipeline_thread, NULL, TRUE, NULL);
}
for (i = 0; i < G_N_ELEMENTS (threads); ++i) {
if (threads[i])
g_thread_join (threads[i]);
}
}
GST_END_TEST;
GST_START_TEST (test_pipeline_in_pipeline)
{
GstElement *pipeline, *bin, *fakesrc, *fakesink;
GstMessage *msg;
pipeline = gst_element_factory_make ("pipeline", "pipeline");
bin = gst_element_factory_make ("pipeline", "pipeline-as-bin");
fakesrc = gst_element_factory_make ("fakesrc", "fakesrc");
fakesink = gst_element_factory_make ("fakesink", "fakesink");
fail_unless (pipeline && bin && fakesrc && fakesink);
g_object_set (fakesrc, "num-buffers", 100, NULL);
gst_bin_add (GST_BIN (pipeline), bin);
gst_bin_add_many (GST_BIN (bin), fakesrc, fakesink, NULL);
gst_element_link (fakesrc, fakesink);
fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_PLAYING),
GST_STATE_CHANGE_ASYNC);
msg = gst_bus_timed_pop_filtered (GST_ELEMENT_BUS (pipeline), -1,
GST_MESSAGE_EOS);
gst_message_unref (msg);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
}
GST_END_TEST;
static Suite *
gst_pipeline_suite (void)
{
Suite *s = suite_create ("GstPipeline");
TCase *tc_chain = tcase_create ("pipeline tests");
tcase_set_timeout (tc_chain, 0);
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_async_state_change_empty);
tcase_add_test (tc_chain, test_async_state_change_fake_ready);
tcase_add_test (tc_chain, test_async_state_change_fake);
tcase_add_test (tc_chain, test_get_bus);
tcase_add_test (tc_chain, test_bus);
tcase_add_test (tc_chain, test_base_time);
tcase_add_test (tc_chain, test_concurrent_create);
tcase_add_test (tc_chain, test_pipeline_in_pipeline);
return s;
}
GST_CHECK_MAIN (gst_pipeline);