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splitmux: Add unit test for reverse playback
Ensure that reverse playback works and generates the range of timestamps (0-3s) we expect, in monotonically descending order.
This commit is contained in:
Jan Schmidt
parent
7c0a9cb585
commit
4335c4c160
1 changed files with 120 additions and 22 deletions
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@ -32,6 +32,9 @@
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#include <unistd.h>
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gchar *tmpdir = NULL;
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GstClockTime first_ts;
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GstClockTime last_ts;
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gdouble current_rate;
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static void
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tempdir_setup (void)
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@ -83,22 +86,6 @@ count_files (const gchar * target)
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return ret;
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}
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static GstMessage *
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run_pipeline (GstElement * pipeline)
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{
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GstBus *bus = gst_element_get_bus (GST_ELEMENT (pipeline));
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GstMessage *msg;
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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msg = gst_bus_poll (bus, GST_MESSAGE_EOS | GST_MESSAGE_ERROR, -1);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_object_unref (bus);
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return msg;
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}
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static void
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dump_error (GstMessage * msg)
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{
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@ -116,8 +103,94 @@ dump_error (GstMessage * msg)
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g_free (dbg_info);
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}
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static GstMessage *
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run_pipeline (GstElement * pipeline)
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{
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GstBus *bus = gst_element_get_bus (GST_ELEMENT (pipeline));
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GstMessage *msg;
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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msg = gst_bus_poll (bus, GST_MESSAGE_EOS | GST_MESSAGE_ERROR, -1);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_object_unref (bus);
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if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR)
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dump_error (msg);
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return msg;
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}
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static void
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test_playback (const gchar * in_pattern)
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seek_pipeline (GstElement * pipeline, gdouble rate, GstClockTime start,
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GstClockTime end)
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{
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/* Pause the pipeline, seek to the desired range / rate, wait for PAUSED again, then
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* clear the tracking vars for start_ts / end_ts */
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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gst_element_get_state (pipeline, NULL, NULL, GST_CLOCK_TIME_NONE);
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/* specific end time not implemented: */
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fail_unless (end == GST_CLOCK_TIME_NONE);
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gst_element_seek (pipeline, rate, GST_FORMAT_TIME,
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GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE, GST_SEEK_TYPE_SET, start,
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GST_SEEK_TYPE_END, 0);
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/* Wait for the pipeline to preroll again */
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gst_element_get_state (pipeline, NULL, NULL, GST_CLOCK_TIME_NONE);
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GST_LOG ("Seeked pipeline. Rate %f time range %" GST_TIME_FORMAT " to %"
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GST_TIME_FORMAT, rate, GST_TIME_ARGS (start), GST_TIME_ARGS (end));
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/* Clear tracking variables now that the seek is complete */
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first_ts = last_ts = GST_CLOCK_TIME_NONE;
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current_rate = rate;
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};
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static void
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receive_handoff (GstElement * object G_GNUC_UNUSED, GstBuffer * buf,
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GstPad * arg1 G_GNUC_UNUSED, gpointer user_data G_GNUC_UNUSED)
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{
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GstClockTime start = GST_BUFFER_TIMESTAMP (buf);
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GstClockTime end = start;
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if (GST_BUFFER_DURATION_IS_VALID (buf))
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end += GST_BUFFER_DURATION (buf);
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GST_LOG ("Got buffer %" GST_TIME_FORMAT " to %" GST_TIME_FORMAT,
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GST_TIME_ARGS (start), GST_TIME_ARGS (end));
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/* Check time is moving in the right direction */
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if (current_rate > 0) {
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if (GST_CLOCK_TIME_IS_VALID (first_ts))
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fail_unless (start >= first_ts,
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"Timestamps went backward during forward play, %" GST_TIME_FORMAT
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" < %" GST_TIME_FORMAT, GST_TIME_ARGS (start),
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GST_TIME_ARGS (first_ts));
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if (GST_CLOCK_TIME_IS_VALID (last_ts))
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fail_unless (end >= last_ts,
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"Timestamps went backward during forward play, %" GST_TIME_FORMAT
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" < %" GST_TIME_FORMAT, GST_TIME_ARGS (end), GST_TIME_ARGS (last_ts));
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} else {
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fail_unless (start <= first_ts,
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"Timestamps went forward during reverse play, %" GST_TIME_FORMAT " > %"
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GST_TIME_FORMAT, GST_TIME_ARGS (start), GST_TIME_ARGS (first_ts));
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fail_unless (end <= last_ts,
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"Timestamps went forward during reverse play, %" GST_TIME_FORMAT " > %"
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GST_TIME_FORMAT, GST_TIME_ARGS (end), GST_TIME_ARGS (last_ts));
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}
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/* update the range of timestamps we've encountered */
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if (!GST_CLOCK_TIME_IS_VALID (first_ts) || start < first_ts)
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first_ts = start;
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if (!GST_CLOCK_TIME_IS_VALID (last_ts) || end > last_ts)
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last_ts = end;
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}
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static void
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test_playback (const gchar * in_pattern, GstClockTime first_time,
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GstClockTime last_time)
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{
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GstMessage *msg;
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GstElement *pipeline;
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@ -136,12 +209,37 @@ test_playback (const gchar * in_pattern)
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g_object_set (G_OBJECT (pipeline), "uri", uri, NULL);
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g_free (uri);
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msg = run_pipeline (pipeline);
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g_signal_connect (fakesink, "handoff", (GCallback) receive_handoff, NULL);
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g_object_set (G_OBJECT (fakesink), "signal-handoffs", TRUE, NULL);
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if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR)
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dump_error (msg);
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/* test forwards */
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seek_pipeline (pipeline, 1.0, 0, -1);
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fail_unless (first_ts == GST_CLOCK_TIME_NONE);
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msg = run_pipeline (pipeline);
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fail_unless (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_EOS);
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gst_message_unref (msg);
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/* Check we saw the entire range of values */
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fail_unless (first_ts == 0,
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"Expected start of playback range 0, got %" GST_TIME_FORMAT,
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GST_TIME_ARGS (first_ts));
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fail_unless (last_ts == (3 * GST_SECOND),
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"Expected end of playback range 3s, got %" GST_TIME_FORMAT,
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GST_TIME_ARGS (last_ts));
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/* Test backwards */
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seek_pipeline (pipeline, -1.0, 0, -1);
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msg = run_pipeline (pipeline);
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fail_unless (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_EOS);
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gst_message_unref (msg);
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/* Check we saw the entire range of values */
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fail_unless (first_ts == 0,
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"Expected start of playback range 0, got %" GST_TIME_FORMAT,
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GST_TIME_ARGS (first_ts));
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fail_unless (last_ts == (3 * GST_SECOND),
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"Expected end of playback range 3s, got %" GST_TIME_FORMAT,
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GST_TIME_ARGS (last_ts));
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gst_object_unref (pipeline);
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}
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@ -149,7 +247,7 @@ GST_START_TEST (test_splitmuxsrc)
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{
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gchar *in_pattern =
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g_build_filename (GST_TEST_FILES_PATH, "splitvideo*.ogg", NULL);
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test_playback (in_pattern);
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test_playback (in_pattern, 0, 3 * GST_SECOND);
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g_free (in_pattern);
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}
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@ -265,7 +363,7 @@ GST_START_TEST (test_splitmuxsink)
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fail_unless (count == 3, "Expected 3 output files, got %d", count);
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in_pattern = g_build_filename (tmpdir, "out*.ogg", NULL);
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test_playback (in_pattern);
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test_playback (in_pattern, 0, 3 * GST_SECOND);
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g_free (in_pattern);
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}
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