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pipeline tests: Add test for processing latency

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This commit is contained in:
Olivier Crête 2018-07-16 11:50:36 -04:00
parent d93076f826
commit f79b871a6a
1 changed files with 143 additions and 0 deletions
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143
tests/check/gst/gstpipeline.c
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@ -663,6 +663,147 @@ GST_START_TEST (test_pipeline_reset_start_time)
GST_END_TEST;
GST_START_TEST (test_pipeline_processing_deadline)
{
GstElement *pipeline, *fakesrc, *queue, *fakesink;
GstState state;
GstClock *clock;
GstClockID id;
gint64 position;
GstQuery *q;
gboolean live;
GstClockTime min, max;
GstBus *bus;
GstMessage *msg;
pipeline = gst_element_factory_make ("pipeline", "pipeline");
fakesrc = gst_element_factory_make ("fakesrc", "fakesrc");
queue = gst_element_factory_make ("queue", "queue");
fakesink = gst_element_factory_make ("fakesink", "fakesink");
/* no more than 100 buffers per second */
g_object_set (fakesrc, "do-timestamp", TRUE, "format", GST_FORMAT_TIME,
"sizetype", 2, "sizemax", 4096, "datarate", 4096 * 100, "is-live", TRUE,
NULL);
g_object_set (fakesink, "sync", TRUE, NULL);
fail_unless (pipeline && fakesrc && queue && fakesink);
gst_bin_add_many (GST_BIN (pipeline), fakesrc, queue, fakesink, NULL);
gst_element_link_many (fakesrc, queue, fakesink, NULL);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_unless_equals_int (gst_element_get_state (pipeline, &state, NULL, -1),
GST_STATE_CHANGE_SUCCESS);
fail_unless_equals_int (state, GST_STATE_PLAYING);
q = gst_query_new_latency ();
fail_unless (gst_element_query (pipeline, q));
gst_query_parse_latency (q, &live, &min, &max);
fail_unless (live == TRUE);
fail_unless (min == 20 * GST_MSECOND);
fail_unless (max >= min);
gst_query_unref (q);
/* Wait for 50 msecs */
clock = gst_pipeline_get_clock (GST_PIPELINE (pipeline));
fail_unless (clock != NULL);
id = gst_clock_new_single_shot_id (clock,
gst_element_get_base_time (pipeline) + 50 * GST_MSECOND);
gst_clock_id_wait (id, NULL);
gst_clock_id_unref (id);
gst_object_unref (clock);
/* We waited 50ms, but the position should be now < 40ms */
fail_unless (gst_element_query_position (fakesink, GST_FORMAT_TIME,
&position));
fail_unless (position < 40 * GST_MSECOND,
"Pipeline position is not at least 50millisecond (reported %"
G_GUINT64_FORMAT " nanoseconds)", position);
fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_PAUSED),
GST_STATE_CHANGE_NO_PREROLL);
fail_unless_equals_int (gst_element_get_state (pipeline, &state, NULL, -1),
GST_STATE_CHANGE_NO_PREROLL);
fail_unless_equals_int (state, GST_STATE_PAUSED);
/* And now after pausing the start time should be bigger than the last
* position */
fail_unless (gst_element_get_start_time (fakesink) >= 50 * GST_MSECOND);
fail_unless (gst_element_query_position (fakesink, GST_FORMAT_TIME,
&position));
fail_unless (position < 50 * GST_MSECOND);
fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_READY),
GST_STATE_CHANGE_SUCCESS);
fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_PAUSED),
GST_STATE_CHANGE_NO_PREROLL);
fail_unless_equals_int (gst_element_get_state (pipeline, &state, NULL, -1),
GST_STATE_CHANGE_NO_PREROLL);
fail_unless_equals_int (state, GST_STATE_PAUSED);
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
msg = gst_bus_pop_filtered (bus, GST_MESSAGE_WARNING);
fail_unless (msg == NULL);
gst_object_unref (bus);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
}
GST_END_TEST;
GST_START_TEST (test_pipeline_processing_deadline_no_queue)
{
GstElement *pipeline, *fakesrc, *fakesink;
GstState state;
GstBus *bus;
GstMessage *msg;
GError *gerror = NULL;
pipeline = gst_element_factory_make ("pipeline", "pipeline");
fakesrc = gst_element_factory_make ("fakesrc", "fakesrc");
fakesink = gst_element_factory_make ("fakesink", "fakesink");
/* no more than 100 buffers per second */
g_object_set (fakesrc, "do-timestamp", TRUE, "format", GST_FORMAT_TIME,
"sizetype", 2, "sizemax", 4096, "datarate", 4096 * 100, "is-live", TRUE,
NULL);
g_object_set (fakesink, "sync", TRUE, "processing-deadline", 60 * GST_MSECOND,
NULL);
fail_unless (pipeline && fakesrc && fakesink);
gst_bin_add_many (GST_BIN (pipeline), fakesrc, fakesink, NULL);
gst_element_link (fakesrc, fakesink);
fail_unless_equals_int (gst_element_set_state (pipeline, GST_STATE_PLAYING),
GST_STATE_CHANGE_ASYNC);
fail_unless_equals_int (gst_element_get_state (pipeline, &state, NULL, -1),
GST_STATE_CHANGE_SUCCESS);
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
msg = gst_bus_timed_pop_filtered (bus, GST_CLOCK_TIME_NONE,
GST_MESSAGE_WARNING);
fail_unless (msg != NULL);
gst_message_parse_warning (msg, &gerror, NULL);
fail_unless (g_error_matches (gerror, GST_CORE_ERROR, GST_CORE_ERROR_CLOCK));
gst_message_unref (msg);
gst_object_unref (bus);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
}
GST_END_TEST;
static Suite *
gst_pipeline_suite (void)
{
@ -681,6 +822,8 @@ gst_pipeline_suite (void)
tcase_add_test (tc_chain, test_concurrent_create);
tcase_add_test (tc_chain, test_pipeline_in_pipeline);
tcase_add_test (tc_chain, test_pipeline_reset_start_time);
tcase_add_test (tc_chain, test_pipeline_processing_deadline);
tcase_add_test (tc_chain, test_pipeline_processing_deadline_no_queue);
return s;
}