gstreamer/tests/check/elements/queue2.c

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/* GStreamer unit tests for queue2
*
* Copyright (C) 2011 Tim-Philipp Müller <tim centricular net>
*
* 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 <gst/check/gstcheck.h>
static GstElement *
setup_queue2 (GstElement * pipe, GstElement * input, GstElement * output)
{
GstElement *queue2;
GstPad *sinkpad, *srcpad;
queue2 = gst_element_factory_make ("queue2", NULL);
fail_unless (queue2 != NULL, "failed to create 'queue2' element");
gst_bin_add (GST_BIN (pipe), queue2);
gst_bin_add (GST_BIN (pipe), input);
gst_bin_add (GST_BIN (pipe), output);
sinkpad = gst_element_get_static_pad (queue2, "sink");
fail_unless (sinkpad != NULL, "failed to get queue2 sink pad");
srcpad = gst_element_get_static_pad (input, "src");
fail_unless (srcpad != NULL, "failed to find src pad for input element");
fail_unless_equals_int (GST_PAD_LINK_OK, gst_pad_link (srcpad, sinkpad));
gst_object_unref (srcpad);
gst_object_unref (sinkpad);
srcpad = gst_element_get_static_pad (queue2, "src");
fail_unless (srcpad != NULL);
sinkpad = gst_element_get_static_pad (output, "sink");
fail_unless (sinkpad != NULL, "failed to find sink pad of output element");
fail_unless_equals_int (GST_PAD_LINK_OK, gst_pad_link (srcpad, sinkpad));
gst_object_unref (srcpad);
gst_object_unref (sinkpad);
return queue2;
}
GST_START_TEST (test_simple_pipeline)
{
GstElement *pipe, *input, *output;
GstMessage *msg;
pipe = gst_pipeline_new ("pipeline");
input = gst_element_factory_make ("fakesrc", NULL);
fail_unless (input != NULL, "failed to create 'fakesrc' element");
g_object_set (input, "num-buffers", 256, "sizetype", 3, NULL);
output = gst_element_factory_make ("fakesink", NULL);
fail_unless (output != NULL, "failed to create 'fakesink' element");
setup_queue2 (pipe, input, output);
gst_element_set_state (pipe, GST_STATE_PLAYING);
msg = gst_bus_poll (GST_ELEMENT_BUS (pipe),
GST_MESSAGE_EOS | GST_MESSAGE_ERROR, -1);
fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR,
"Expected EOS message, got ERROR message");
gst_message_unref (msg);
GST_LOG ("Got EOS, cleaning up");
gst_element_set_state (pipe, GST_STATE_NULL);
gst_object_unref (pipe);
}
GST_END_TEST;
GST_START_TEST (test_simple_pipeline_ringbuffer)
{
GstElement *pipe, *queue2, *input, *output;
GstMessage *msg;
pipe = gst_pipeline_new ("pipeline");
input = gst_element_factory_make ("fakesrc", NULL);
fail_unless (input != NULL, "failed to create 'fakesrc' element");
g_object_set (input, "num-buffers", 256, "sizetype", 3, NULL);
output = gst_element_factory_make ("fakesink", NULL);
fail_unless (output != NULL, "failed to create 'fakesink' element");
queue2 = setup_queue2 (pipe, input, output);
g_object_set (queue2, "ring-buffer-max-size", (guint64) 1024 * 50, NULL);
gst_element_set_state (pipe, GST_STATE_PLAYING);
msg = gst_bus_poll (GST_ELEMENT_BUS (pipe),
GST_MESSAGE_EOS | GST_MESSAGE_ERROR, -1);
fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR,
"Expected EOS message, got ERROR message");
gst_message_unref (msg);
GST_LOG ("Got EOS, cleaning up");
gst_element_set_state (pipe, GST_STATE_NULL);
gst_object_unref (pipe);
}
GST_END_TEST;
static void
do_test_simple_shutdown_while_running (guint64 ring_buffer_max_size)
{
GstElement *pipe, *q2;
GstElement *input;
GstElement *output;
GstMessage *msg;
pipe = gst_pipeline_new ("pipeline");
input = gst_element_factory_make ("fakesrc", NULL);
fail_unless (input != NULL, "failed to create 'fakesrc' element");
g_object_set (input, "format", GST_FORMAT_TIME, "sizetype", 2,
"sizemax", 10, NULL);
output = gst_element_factory_make ("fakesink", NULL);
fail_unless (output != NULL, "failed to create 'fakesink' element");
q2 = setup_queue2 (pipe, input, output);
if (ring_buffer_max_size > 0) {
g_object_set (q2, "ring-buffer-max-size", ring_buffer_max_size,
"temp-template", NULL, NULL);
}
gst_element_set_state (pipe, GST_STATE_PAUSED);
/* wait until pipeline is up and running */
msg = gst_bus_poll (GST_ELEMENT_BUS (pipe),
GST_MESSAGE_ERROR | GST_MESSAGE_ASYNC_DONE, -1);
fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR, "Got ERROR message");
gst_message_unref (msg);
GST_LOG ("pipeline is running now");
gst_element_set_state (pipe, GST_STATE_PLAYING);
g_usleep (G_USEC_PER_SEC / 20);
/* now shut down only the sink, so the queue gets a wrong-state flow return */
gst_element_set_state (output, GST_STATE_NULL);
GST_LOG ("Cleaning up");
gst_element_set_state (pipe, GST_STATE_NULL);
gst_object_unref (pipe);
}
GST_START_TEST (test_simple_shutdown_while_running)
{
int i;
/* run a couple of iterations, gives higher chance of different code paths
* being executed at time the flush is detected (esp. useful to make sure
* things are cleaned up properly when running under valgrind) */
for (i = 0; i < 10; ++i) {
do_test_simple_shutdown_while_running (0);
}
}
GST_END_TEST;
GST_START_TEST (test_simple_shutdown_while_running_ringbuffer)
{
int i;
/* run a couple of iterations, gives higher chance of different code paths
* being executed at time the flush is detected (esp. useful to make sure
* things are cleaned up properly when running under valgrind) */
for (i = 0; i < 10; ++i) {
do_test_simple_shutdown_while_running (1024 * 1024);
}
}
GST_END_TEST;
GST_START_TEST (test_simple_create_destroy)
{
GstElement *queue2;
queue2 = gst_element_factory_make ("queue2", NULL);
gst_object_unref (queue2);
}
GST_END_TEST;
static gboolean
queue2_dummypad_query (GstPad * sinkpad, GstObject * parent, GstQuery * query)
{
gboolean res = TRUE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CAPS:
{
GstCaps *filter, *caps;
gst_query_parse_caps (query, &filter);
caps = (filter ? gst_caps_ref (filter) : gst_caps_new_any ());
gst_query_set_caps_result (query, caps);
gst_caps_unref (caps);
break;
}
default:
res = gst_pad_query_default (sinkpad, parent, query);
break;
}
return res;
}
static gpointer
pad_push_datablock_thread (gpointer data)
{
GstPad *pad = data;
GstBuffer *buf;
buf = gst_buffer_new_allocate (NULL, 80 * 1000, NULL);
gst_pad_push (pad, buf);
return NULL;
}
static GstPadProbeReturn
block_probe (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
{
return GST_PAD_PROBE_OK;
}
#define CHECK_FOR_BUFFERING_MSG(PIPELINE, EXPECTED_PERC) \
G_STMT_START { \
gint buf_perc; \
GstMessage *msg; \
GST_LOG ("waiting for %d%% buffering message", (EXPECTED_PERC)); \
msg = gst_bus_poll (GST_ELEMENT_BUS (PIPELINE), \
GST_MESSAGE_BUFFERING | GST_MESSAGE_ERROR, -1); \
fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR, \
"Expected BUFFERING message, got ERROR message"); \
gst_message_parse_buffering (msg, &buf_perc); \
gst_message_unref (msg); \
fail_unless (buf_perc == (EXPECTED_PERC), \
"Got incorrect percentage: %d%% expected: %d%%", buf_perc, \
(EXPECTED_PERC)); \
} G_STMT_END
GST_START_TEST (test_watermark_and_fill_level)
{
/* This test checks the behavior of the fill level and
* the low/high watermarks. It also checks if the
* low/high-percent and low/high-watermark properties
* are coupled together properly. */
GstElement *pipe;
GstElement *queue2, *fakesink;
GstPad *inputpad;
GstPad *queue2_sinkpad;
GstPad *sinkpad;
GstSegment segment;
GThread *thread;
gint low_perc, high_perc;
/* Setup test pipeline with one multiqueue and one fakesink */
pipe = gst_pipeline_new ("pipeline");
queue2 = gst_element_factory_make ("queue2", NULL);
fail_unless (queue2 != NULL);
gst_bin_add (GST_BIN (pipe), queue2);
fakesink = gst_element_factory_make ("fakesink", NULL);
fail_unless (fakesink != NULL);
gst_bin_add (GST_BIN (pipe), fakesink);
/* Block fakesink sinkpad flow to ensure the queue isn't emptied
* by the prerolling sink */
sinkpad = gst_element_get_static_pad (fakesink, "sink");
gst_pad_add_probe (sinkpad, GST_PAD_PROBE_TYPE_BLOCK, block_probe, NULL,
NULL);
gst_object_unref (sinkpad);
g_object_set (queue2,
"use-buffering", (gboolean) TRUE,
"max-size-bytes", (guint) 1000 * 1000,
"max-size-buffers", (guint) 0,
"max-size-time", (guint64) 0,
"low-watermark", (gdouble) 0.01, "high-watermark", (gdouble) 0.10, NULL);
g_object_get (queue2, "low-percent", &low_perc,
"high-percent", &high_perc, NULL);
/* Check that low/high-watermark and low/high-percent are
* coupled properly. (low/high-percent are deprecated and
* exist for backwards compatibility.) */
fail_unless_equals_int (low_perc, 1);
fail_unless_equals_int (high_perc, 10);
gst_segment_init (&segment, GST_FORMAT_TIME);
inputpad = gst_pad_new ("dummysrc", GST_PAD_SRC);
gst_pad_set_query_function (inputpad, queue2_dummypad_query);
queue2_sinkpad = gst_element_get_static_pad (queue2, "sink");
fail_unless (queue2_sinkpad != NULL);
fail_unless (gst_pad_link (inputpad, queue2_sinkpad) == GST_PAD_LINK_OK);
gst_pad_set_active (inputpad, TRUE);
gst_pad_push_event (inputpad, gst_event_new_stream_start ("test"));
gst_pad_push_event (inputpad, gst_event_new_segment (&segment));
gst_object_unref (queue2_sinkpad);
fail_unless (gst_element_link (queue2, fakesink));
/* Start pipeline in paused state to ensure the sink remains
* in preroll mode and blocks */
gst_element_set_state (pipe, GST_STATE_PAUSED);
/* When the use-buffering property is set to TRUE, a buffering
* message is posted. Since the queue is empty at that point,
* the buffering message contains a value of 0%. */
CHECK_FOR_BUFFERING_MSG (pipe, 0);
/* Feed data. queue will be filled to 80% (because it pushes 80000 bytes),
* which is below the high-threshold, provoking a buffering message. */
thread = g_thread_new ("push1", pad_push_datablock_thread, inputpad);
g_thread_join (thread);
/* Check for the buffering message; it should indicate 80% fill level
* (Note that the percentage from the message is normalized) */
CHECK_FOR_BUFFERING_MSG (pipe, 80);
/* Increase the buffer size and lower the watermarks to test
* if <1% watermarks are supported. */
g_object_set (queue2,
"max-size-bytes", (guint) 20 * 1000 * 1000,
"low-watermark", (gdouble) 0.0001, "high-watermark", (gdouble) 0.005,
NULL);
/* First buffering message is posted after the max-size-bytes limit
* is set to 20000000 bytes & the low-watermark is set. Since the
* queue contains 80000 bytes, and the high watermark still is
* 0.1 at this point, and the buffer level 80000 / 20000000 = 0.004 is
* normalized by 0.1: 0.004 / 0.1 => buffering percentage 4%. */
CHECK_FOR_BUFFERING_MSG (pipe, 4);
/* Second buffering message is posted after the high-watermark limit
* is set to 0.005. This time, the buffer level is normalized this way:
* 0.004 / 0.005 => buffering percentage 80%. */
CHECK_FOR_BUFFERING_MSG (pipe, 80);
gst_element_set_state (pipe, GST_STATE_NULL);
gst_object_unref (pipe);
}
GST_END_TEST;
static gpointer
push_buffer (GstPad * sinkpad)
{
GstBuffer *buffer;
buffer = gst_buffer_new_and_alloc (1 * 1024);
gst_pad_chain (sinkpad, buffer);
return NULL;
}
GST_START_TEST (test_filled_read)
{
GstElement *queue2;
GstBuffer *buffer;
GstPad *sinkpad, *srcpad;
GThread *thread;
GstSegment segment;
queue2 = gst_element_factory_make ("queue2", NULL);
sinkpad = gst_element_get_static_pad (queue2, "sink");
srcpad = gst_element_get_static_pad (queue2, "src");
g_object_set (queue2, "ring-buffer-max-size", (guint64) 5 * 1024,
"use-buffering", FALSE,
"max-size-buffers", (guint) 0, "max-size-time", (guint64) 0,
"max-size-bytes", (guint) 4 * 1024, NULL);
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gst_pad_activate_mode (srcpad, GST_PAD_MODE_PULL, TRUE);
gst_element_set_state (queue2, GST_STATE_PLAYING);
gst_segment_init (&segment, GST_FORMAT_BYTES);
gst_pad_send_event (sinkpad, gst_event_new_stream_start ("test"));
gst_pad_send_event (sinkpad, gst_event_new_segment (&segment));
/* fill up the buffer */
buffer = gst_buffer_new_and_alloc (4 * 1024);
fail_unless (gst_pad_chain (sinkpad, buffer) == GST_FLOW_OK);
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thread =
g_thread_try_new ("gst-check", (GThreadFunc) push_buffer, sinkpad, NULL);
fail_unless (thread != NULL);
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buffer = NULL;
fail_unless (gst_pad_get_range (srcpad, 1024, 4 * 1024,
&buffer) == GST_FLOW_OK);
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fail_unless (gst_buffer_get_size (buffer) == 4 * 1024);
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gst_buffer_unref (buffer);
gst_element_set_state (queue2, GST_STATE_NULL);
g_thread_join (thread);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
gst_object_unref (queue2);
}
GST_END_TEST;
static GstPadProbeReturn
block_callback (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
{
return GST_PAD_PROBE_OK;
}
GST_START_TEST (test_percent_overflow)
{
GstElement *queue2;
GstBuffer *buffer;
GstPad *sinkpad, *srcpad;
gulong block_probe;
guint64 i;
guint64 current_level_time;
GstSegment segment;
queue2 = gst_element_factory_make ("queue2", NULL);
sinkpad = gst_element_get_static_pad (queue2, "sink");
srcpad = gst_element_get_static_pad (queue2, "src");
block_probe = gst_pad_add_probe (srcpad,
GST_PAD_PROBE_TYPE_BLOCK | GST_PAD_PROBE_TYPE_BUFFER,
block_callback, NULL, NULL);
g_object_set (queue2, "use-buffering", TRUE,
"use-rate-estimate", FALSE,
"max-size-buffers", 0,
"max-size-time", 2 * GST_SECOND, "max-size-bytes", 0, NULL);
gst_pad_activate_mode (srcpad, GST_PAD_MODE_PUSH, TRUE);
gst_element_set_state (queue2, GST_STATE_PAUSED);
gst_segment_init (&segment, GST_FORMAT_TIME);
segment.start = 0;
segment.time = 0;
segment.position = 0;
gst_pad_send_event (sinkpad, gst_event_new_stream_start ("test"));
gst_pad_send_event (sinkpad, gst_event_new_segment (&segment));
/* push 2 seconds of data with valid but excessively high timestamps */
for (i = 0; i < 20; i++) {
buffer = gst_buffer_new_and_alloc (1024);
GST_BUFFER_PTS (buffer) =
G_GUINT64_CONSTANT (18446744071709551616) + i * (GST_SECOND / 10);
GST_BUFFER_DTS (buffer) =
G_GUINT64_CONSTANT (18446744071709551616) + i * (GST_SECOND / 10);
GST_BUFFER_DURATION (buffer) = (GST_SECOND / 10);
fail_unless (gst_pad_chain (sinkpad, buffer) == GST_FLOW_OK);
}
g_object_get (queue2, "current-level-time", &current_level_time, NULL);
gst_pad_remove_probe (srcpad, block_probe);
gst_element_set_state (queue2, GST_STATE_NULL);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
gst_object_unref (queue2);
}
GST_END_TEST;
GST_START_TEST (test_small_ring_buffer)
{
GstElement *pipeline;
GstElement *queue2;
const gchar *desc;
GstBus *bus;
GstMessage *msg;
/* buffer too small to seek used to crash, test for regression */
desc = "fakesrc sizetype=2 sizemax=4096 num-buffers=100 datarate=1000 ! "
"queue2 ring-buffer-max-size=1000 name=q2 ! fakesink sync=true";
pipeline = gst_parse_launch (desc, NULL);
fail_if (pipeline == NULL);
queue2 = gst_bin_get_by_name (GST_BIN (pipeline), "q2");
fail_if (queue2 == NULL);
/* bring the pipeline to PLAYING, then start switching */
bus = gst_element_get_bus (pipeline);
fail_if (bus == NULL);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
/* Wait for the pipeline to hit playing */
gst_element_get_state (pipeline, NULL, NULL, GST_CLOCK_TIME_NONE);
/* now wait for completion or error */
msg = gst_bus_poll (bus, GST_MESSAGE_EOS | GST_MESSAGE_ERROR, -1);
fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR,
"Expected EOS message, got ERROR message");
gst_message_unref (msg);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (queue2);
gst_object_unref (bus);
gst_object_unref (pipeline);
}
GST_END_TEST;
static Suite *
queue2_suite (void)
{
Suite *s = suite_create ("queue2");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_simple_create_destroy);
tcase_add_test (tc_chain, test_simple_pipeline);
tcase_add_test (tc_chain, test_simple_pipeline_ringbuffer);
tcase_add_test (tc_chain, test_simple_shutdown_while_running);
tcase_add_test (tc_chain, test_simple_shutdown_while_running_ringbuffer);
tcase_add_test (tc_chain, test_watermark_and_fill_level);
tcase_add_test (tc_chain, test_filled_read);
tcase_add_test (tc_chain, test_percent_overflow);
tcase_add_test (tc_chain, test_small_ring_buffer);
return s;
}
GST_CHECK_MAIN (queue2)