gstreamer/tests/check/elements/compositor.c
Nirbheek Chauhan d023bca972 tests/compositor: Add test for aggregator pad numbering
Tests that the behaviour in 7a5cb5a473 is being conformed to.
2016-03-28 13:46:00 +03:00

1943 lines
62 KiB
C

/* GStreamer
*
* unit test for compositor
*
* Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>
* Copyright (C) <2013> Thibault Saunier <thibault.saunier@collabora.com>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef HAVE_VALGRIND
# include <valgrind/valgrind.h>
#endif
#include <unistd.h>
#include <gst/check/gstcheck.h>
#include <gst/check/gstconsistencychecker.h>
#include <gst/video/gstvideometa.h>
#include <gst/base/gstbasesrc.h>
#define VIDEO_CAPS_STRING \
"video/x-raw, " \
"width = (int) 320, " \
"height = (int) 240, " \
"framerate = (fraction) 25/1 , " \
"format = (string) I420"
static GMainLoop *main_loop;
static GstCaps *
_compositor_get_all_supported_caps (void)
{
return gst_caps_from_string (GST_VIDEO_CAPS_MAKE
(" { AYUV, BGRA, ARGB, RGBA, ABGR, Y444, Y42B, YUY2, UYVY, "
" YVYU, I420, YV12, NV12, NV21, Y41B, RGB, BGR, xRGB, xBGR, "
" RGBx, BGRx } "));
}
static GstCaps *
_compositor_get_non_alpha_supported_caps (void)
{
return gst_caps_from_string (GST_VIDEO_CAPS_MAKE
(" { Y444, Y42B, YUY2, UYVY, "
" YVYU, I420, YV12, NV12, NV21, Y41B, RGB, BGR, xRGB, xBGR, "
" RGBx, BGRx } "));
}
/* make sure downstream gets a CAPS event before buffers are sent */
GST_START_TEST (test_caps)
{
GstElement *pipeline, *src, *compositor, *sink;
GstStateChangeReturn state_res;
GstCaps *caps;
GstPad *pad;
/* build pipeline */
pipeline = gst_pipeline_new ("pipeline");
src = gst_element_factory_make ("videotestsrc", "src1");
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (pipeline), src, compositor, sink, NULL);
fail_unless (gst_element_link_many (src, compositor, sink, NULL));
/* prepare playing */
state_res = gst_element_set_state (pipeline, GST_STATE_PAUSED);
fail_unless_equals_int (state_res, GST_STATE_CHANGE_ASYNC);
/* wait for preroll */
state_res = gst_element_get_state (pipeline, NULL, NULL, GST_CLOCK_TIME_NONE);
fail_unless_equals_int (state_res, GST_STATE_CHANGE_SUCCESS);
/* check caps on fakesink */
pad = gst_element_get_static_pad (sink, "sink");
caps = gst_pad_get_current_caps (pad);
fail_unless (caps != NULL);
gst_caps_unref (caps);
gst_object_unref (pad);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
}
GST_END_TEST;
static void
message_received (GstBus * bus, GstMessage * message, GstPipeline * bin)
{
GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
GST_MESSAGE_SRC (message), message);
switch (message->type) {
case GST_MESSAGE_EOS:
g_main_loop_quit (main_loop);
break;
case GST_MESSAGE_WARNING:{
GError *gerror;
gchar *debug;
gst_message_parse_warning (message, &gerror, &debug);
gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
g_error_free (gerror);
g_free (debug);
break;
}
case GST_MESSAGE_ERROR:{
GError *gerror;
gchar *debug;
gst_message_parse_error (message, &gerror, &debug);
gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
g_error_free (gerror);
g_free (debug);
g_main_loop_quit (main_loop);
break;
}
default:
break;
}
}
static GstFormat format = GST_FORMAT_UNDEFINED;
static gint64 position = -1;
static void
test_event_message_received (GstBus * bus, GstMessage * message,
GstPipeline * bin)
{
GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
GST_MESSAGE_SRC (message), message);
switch (message->type) {
case GST_MESSAGE_SEGMENT_DONE:
gst_message_parse_segment_done (message, &format, &position);
GST_INFO ("received segment_done : %" G_GINT64_FORMAT, position);
g_main_loop_quit (main_loop);
break;
default:
g_assert_not_reached ();
break;
}
}
GST_START_TEST (test_event)
{
GstElement *bin, *src1, *src2, *compositor, *sink;
GstBus *bus;
GstEvent *seek_event;
GstStateChangeReturn state_res;
gboolean res;
GstPad *srcpad, *sinkpad;
GstStreamConsistency *chk_1, *chk_2, *chk_3;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src1 = gst_element_factory_make ("videotestsrc", "src1");
src2 = gst_element_factory_make ("videotestsrc", "src2");
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (bin), src1, src2, compositor, sink, NULL);
res = gst_element_link (src1, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (src2, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (compositor, sink);
fail_unless (res == TRUE, NULL);
srcpad = gst_element_get_static_pad (compositor, "src");
chk_3 = gst_consistency_checker_new (srcpad);
gst_object_unref (srcpad);
/* create consistency checkers for the pads */
srcpad = gst_element_get_static_pad (src1, "src");
chk_1 = gst_consistency_checker_new (srcpad);
sinkpad = gst_pad_get_peer (srcpad);
gst_consistency_checker_add_pad (chk_3, sinkpad);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
srcpad = gst_element_get_static_pad (src2, "src");
chk_2 = gst_consistency_checker_new (srcpad);
sinkpad = gst_pad_get_peer (srcpad);
gst_consistency_checker_add_pad (chk_3, sinkpad);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
seek_event = gst_event_new_seek (1.0, GST_FORMAT_TIME,
GST_SEEK_FLAG_SEGMENT | GST_SEEK_FLAG_FLUSH,
GST_SEEK_TYPE_SET, (GstClockTime) 0,
GST_SEEK_TYPE_SET, (GstClockTime) 2 * GST_SECOND);
format = GST_FORMAT_UNDEFINED;
position = -1;
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::segment-done",
(GCallback) test_event_message_received, bin);
g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
GST_INFO ("starting test");
/* prepare playing */
state_res = gst_element_set_state (bin, GST_STATE_PAUSED);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* wait for completion */
state_res = gst_element_get_state (bin, NULL, NULL, GST_CLOCK_TIME_NONE);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
res = gst_element_send_event (bin, seek_event);
fail_unless (res == TRUE, NULL);
/* run pipeline */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
GST_INFO ("running main loop");
g_main_loop_run (main_loop);
state_res = gst_element_set_state (bin, GST_STATE_NULL);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
ck_assert_int_eq (position, 2 * GST_SECOND);
/* cleanup */
g_main_loop_unref (main_loop);
gst_consistency_checker_free (chk_1);
gst_consistency_checker_free (chk_2);
gst_consistency_checker_free (chk_3);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_END_TEST;
static GstBuffer *
create_video_buffer (GstCaps * caps, gint ts_in_seconds)
{
GstVideoInfo info;
guint size;
GstBuffer *buf;
GstMapInfo mapinfo;
fail_unless (gst_video_info_from_caps (&info, caps));
size = GST_VIDEO_INFO_WIDTH (&info) * GST_VIDEO_INFO_HEIGHT (&info);
switch (GST_VIDEO_INFO_FORMAT (&info)) {
case GST_VIDEO_FORMAT_RGB:
size *= 3;
break;
case GST_VIDEO_FORMAT_RGBA:
case GST_VIDEO_FORMAT_ARGB:
size *= 4;
break;
case GST_VIDEO_FORMAT_I420:
size *= 2;
break;
default:
fail ("Unsupported test format");
}
buf = gst_buffer_new_and_alloc (size);
/* write something to avoid uninitialized error issues (valgrind) */
gst_buffer_map (buf, &mapinfo, GST_MAP_WRITE);
memset (mapinfo.data, 0, mapinfo.size);
gst_buffer_unmap (buf, &mapinfo);
GST_BUFFER_PTS (buf) = ts_in_seconds * GST_SECOND;
GST_BUFFER_DURATION (buf) = GST_SECOND;
return buf;
}
GST_START_TEST (test_caps_query)
{
GstElement *compositor, *capsfilter, *sink;
GstElement *pipeline;
gboolean res;
GstStateChangeReturn state_res;
GstPad *sinkpad;
GstCaps *caps, *restriction_caps;
GstCaps *all_caps, *non_alpha_caps;
/* initial setup */
all_caps = _compositor_get_all_supported_caps ();
non_alpha_caps = _compositor_get_non_alpha_supported_caps ();
compositor = gst_element_factory_make ("compositor", "compositor");
capsfilter = gst_element_factory_make ("capsfilter", "out-cf");
sink = gst_element_factory_make ("fakesink", "sink");
pipeline = gst_pipeline_new ("test-pipeline");
gst_bin_add_many (GST_BIN (pipeline), compositor, capsfilter, sink, NULL);
res = gst_element_link (compositor, capsfilter);
fail_unless (res == TRUE, NULL);
res = gst_element_link (capsfilter, sink);
fail_unless (res == TRUE, NULL);
sinkpad = gst_element_get_request_pad (compositor, "sink_%u");
state_res = gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_if (state_res == GST_STATE_CHANGE_FAILURE);
/* try an unrestricted caps query, should return all formats */
caps = gst_pad_query_caps (sinkpad, NULL);
fail_unless (gst_caps_is_equal (caps, all_caps));
gst_caps_unref (caps);
/* now restrict downstream to a single alpha format, it should still
* be able to convert anything else to it */
restriction_caps = gst_caps_from_string ("video/x-raw, format=(string)AYUV");
g_object_set (capsfilter, "caps", restriction_caps, NULL);
caps = gst_pad_query_caps (sinkpad, NULL);
fail_unless (gst_caps_is_equal (caps, all_caps));
gst_caps_unref (caps);
gst_caps_unref (restriction_caps);
/* now restrict downstream to a non-alpha format, it should
* be able to accept non-alpha formats */
restriction_caps = gst_caps_from_string ("video/x-raw, format=(string)I420");
g_object_set (capsfilter, "caps", restriction_caps, NULL);
caps = gst_pad_query_caps (sinkpad, NULL);
fail_unless (gst_caps_is_equal (caps, non_alpha_caps));
gst_caps_unref (caps);
gst_caps_unref (restriction_caps);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_element_release_request_pad (compositor, sinkpad);
gst_object_unref (sinkpad);
gst_object_unref (pipeline);
gst_caps_unref (all_caps);
gst_caps_unref (non_alpha_caps);
}
GST_END_TEST;
#define MODE_ALL 1
#define MODE_NON_ALPHA 2
static void
run_late_caps_query_test (GstCaps * input_caps, GstCaps * output_allowed_caps,
gint expected_caps_mode)
{
GstElement *compositor, *capsfilter, *sink;
GstElement *pipeline;
gboolean res;
GstStateChangeReturn state_res;
GstPad *srcpad1, *srcpad2;
GstPad *sinkpad1, *sinkpad2;
GstSegment segment;
GstCaps *caps, *all_caps, *non_alpha_caps;
all_caps = _compositor_get_all_supported_caps ();
non_alpha_caps = _compositor_get_non_alpha_supported_caps ();
compositor = gst_element_factory_make ("compositor", "compositor");
capsfilter = gst_element_factory_make ("capsfilter", "out-cf");
sink = gst_element_factory_make ("fakesink", "sink");
pipeline = gst_pipeline_new ("test-pipeline");
gst_bin_add_many (GST_BIN (pipeline), compositor, capsfilter, sink, NULL);
res = gst_element_link (compositor, capsfilter);
fail_unless (res == TRUE, NULL);
res = gst_element_link (capsfilter, sink);
fail_unless (res == TRUE, NULL);
sinkpad1 = gst_element_get_request_pad (compositor, "sink_%u");
srcpad1 = gst_pad_new ("src1", GST_PAD_SRC);
fail_unless (gst_pad_link (srcpad1, sinkpad1) == GST_PAD_LINK_OK);
gst_pad_set_active (srcpad1, TRUE);
state_res = gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_if (state_res == GST_STATE_CHANGE_FAILURE);
if (output_allowed_caps)
g_object_set (capsfilter, "caps", output_allowed_caps, NULL);
gst_segment_init (&segment, GST_FORMAT_TIME);
fail_unless (gst_pad_push_event (srcpad1,
gst_event_new_stream_start ("test-1")));
fail_unless (gst_pad_push_event (srcpad1, gst_event_new_caps (input_caps)));
fail_unless (gst_pad_push_event (srcpad1, gst_event_new_segment (&segment)));
fail_unless (gst_pad_push (srcpad1,
create_video_buffer (input_caps, 0)) == GST_FLOW_OK);
fail_unless (gst_pad_push (srcpad1,
create_video_buffer (input_caps, 1)) == GST_FLOW_OK);
/* now comes the second pad */
sinkpad2 = gst_element_get_request_pad (compositor, "sink_%u");
srcpad2 = gst_pad_new ("src2", GST_PAD_SRC);
fail_unless (gst_pad_link (srcpad2, sinkpad2) == GST_PAD_LINK_OK);
gst_pad_set_active (srcpad2, TRUE);
fail_unless (gst_pad_push_event (srcpad2,
gst_event_new_stream_start ("test-2")));
caps = gst_pad_peer_query_caps (srcpad2, NULL);
fail_unless (gst_caps_is_equal (caps,
expected_caps_mode == MODE_ALL ? all_caps : non_alpha_caps));
gst_caps_unref (caps);
gst_pad_set_active (srcpad1, FALSE);
gst_pad_set_active (srcpad2, FALSE);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_element_release_request_pad (compositor, sinkpad1);
gst_element_release_request_pad (compositor, sinkpad2);
gst_object_unref (sinkpad1);
gst_object_unref (sinkpad2);
gst_object_unref (pipeline);
gst_object_unref (srcpad1);
gst_object_unref (srcpad2);
gst_caps_unref (all_caps);
gst_caps_unref (non_alpha_caps);
}
GST_START_TEST (test_late_caps_query)
{
GstCaps *rgb_caps;
GstCaps *non_alpha_caps;
rgb_caps = gst_caps_from_string ("video/x-raw, format=(string)RGB, "
"width=(int)100, height=(int)100, framerate=(fraction)1/1");
non_alpha_caps = gst_caps_from_string ("video/x-raw, format=(string)RGB");
/* check that a 2nd pad that is added late to compositor will be able to
* negotiate to formats that depend only on downstream caps and not on what
* the other pads have already negotiated */
run_late_caps_query_test (rgb_caps, NULL, MODE_ALL);
run_late_caps_query_test (rgb_caps, non_alpha_caps, MODE_NON_ALPHA);
gst_caps_unref (non_alpha_caps);
gst_caps_unref (rgb_caps);
}
GST_END_TEST;
static guint play_count = 0;
static GstEvent *play_seek_event = NULL;
static void
test_play_twice_message_received (GstBus * bus, GstMessage * message,
GstPipeline * bin)
{
gboolean res;
GstStateChangeReturn state_res;
GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
GST_MESSAGE_SRC (message), message);
switch (message->type) {
case GST_MESSAGE_SEGMENT_DONE:
play_count++;
if (play_count == 1) {
state_res = gst_element_set_state (GST_ELEMENT (bin), GST_STATE_READY);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* prepare playing again */
state_res = gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PAUSED);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* wait for completion */
state_res =
gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
GST_CLOCK_TIME_NONE);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
res = gst_element_send_event (GST_ELEMENT (bin),
gst_event_ref (play_seek_event));
fail_unless (res == TRUE, NULL);
state_res =
gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PLAYING);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
} else {
g_main_loop_quit (main_loop);
}
break;
default:
g_assert_not_reached ();
break;
}
}
GST_START_TEST (test_play_twice)
{
GstElement *bin, *src1, *src2, *compositor, *sink;
GstBus *bus;
gboolean res;
GstStateChangeReturn state_res;
GstPad *srcpad;
GstStreamConsistency *consist;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src1 = gst_element_factory_make ("videotestsrc", "src1");
src2 = gst_element_factory_make ("videotestsrc", "src2");
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (bin), src1, src2, compositor, sink, NULL);
res = gst_element_link (src1, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (src2, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (compositor, sink);
fail_unless (res == TRUE, NULL);
srcpad = gst_element_get_static_pad (compositor, "src");
consist = gst_consistency_checker_new (srcpad);
gst_object_unref (srcpad);
play_seek_event = gst_event_new_seek (1.0, GST_FORMAT_TIME,
GST_SEEK_FLAG_SEGMENT | GST_SEEK_FLAG_FLUSH,
GST_SEEK_TYPE_SET, (GstClockTime) 0,
GST_SEEK_TYPE_SET, (GstClockTime) 2 * GST_SECOND);
play_count = 0;
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::segment-done",
(GCallback) test_play_twice_message_received, bin);
g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
GST_INFO ("starting test");
/* prepare playing */
state_res = gst_element_set_state (bin, GST_STATE_PAUSED);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* wait for completion */
state_res =
gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
GST_CLOCK_TIME_NONE);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
res = gst_element_send_event (bin, gst_event_ref (play_seek_event));
fail_unless (res == TRUE, NULL);
GST_INFO ("seeked");
/* run pipeline */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
g_main_loop_run (main_loop);
state_res = gst_element_set_state (bin, GST_STATE_NULL);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
ck_assert_int_eq (play_count, 2);
/* cleanup */
g_main_loop_unref (main_loop);
gst_consistency_checker_free (consist);
gst_event_ref (play_seek_event);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_END_TEST;
GST_START_TEST (test_play_twice_then_add_and_play_again)
{
GstElement *bin, *src1, *src2, *src3, *compositor, *sink;
GstBus *bus;
gboolean res;
GstStateChangeReturn state_res;
gint i;
GstPad *srcpad;
GstStreamConsistency *consist;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src1 = gst_element_factory_make ("videotestsrc", "src1");
src2 = gst_element_factory_make ("videotestsrc", "src2");
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (bin), src1, src2, compositor, sink, NULL);
srcpad = gst_element_get_static_pad (compositor, "src");
consist = gst_consistency_checker_new (srcpad);
gst_object_unref (srcpad);
res = gst_element_link (src1, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (src2, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (compositor, sink);
fail_unless (res == TRUE, NULL);
play_seek_event = gst_event_new_seek (1.0, GST_FORMAT_TIME,
GST_SEEK_FLAG_SEGMENT | GST_SEEK_FLAG_FLUSH,
GST_SEEK_TYPE_SET, (GstClockTime) 0,
GST_SEEK_TYPE_SET, (GstClockTime) 2 * GST_SECOND);
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::segment-done",
(GCallback) test_play_twice_message_received, bin);
g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
/* run it twice */
for (i = 0; i < 2; i++) {
play_count = 0;
GST_INFO ("starting test-loop %d", i);
/* prepare playing */
state_res = gst_element_set_state (bin, GST_STATE_PAUSED);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* wait for completion */
state_res =
gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
GST_CLOCK_TIME_NONE);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
res = gst_element_send_event (bin, gst_event_ref (play_seek_event));
fail_unless (res == TRUE, NULL);
GST_INFO ("seeked");
/* run pipeline */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
g_main_loop_run (main_loop);
state_res = gst_element_set_state (bin, GST_STATE_READY);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
ck_assert_int_eq (play_count, 2);
/* plug another source */
if (i == 0) {
src3 = gst_element_factory_make ("videotestsrc", "src3");
gst_bin_add (GST_BIN (bin), src3);
res = gst_element_link (src3, compositor);
fail_unless (res == TRUE, NULL);
}
gst_consistency_checker_reset (consist);
}
state_res = gst_element_set_state (bin, GST_STATE_NULL);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* cleanup */
g_main_loop_unref (main_loop);
gst_event_ref (play_seek_event);
gst_consistency_checker_free (consist);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_END_TEST;
/* check if adding pads work as expected */
GST_START_TEST (test_add_pad)
{
GstElement *bin, *src1, *src2, *compositor, *sink;
GstBus *bus;
GstPad *srcpad;
gboolean res;
GstStateChangeReturn state_res;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src1 = gst_element_factory_make ("videotestsrc", "src1");
g_object_set (src1, "num-buffers", 4, NULL);
src2 = gst_element_factory_make ("videotestsrc", "src2");
/* one buffer less, we connect with 1 buffer of delay */
g_object_set (src2, "num-buffers", 3, NULL);
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (bin), src1, compositor, sink, NULL);
res = gst_element_link (src1, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (compositor, sink);
fail_unless (res == TRUE, NULL);
srcpad = gst_element_get_static_pad (compositor, "src");
gst_object_unref (srcpad);
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::segment-done", (GCallback) message_received,
bin);
g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
GST_INFO ("starting test");
/* prepare playing */
state_res = gst_element_set_state (bin, GST_STATE_PAUSED);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* wait for completion */
state_res =
gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
GST_CLOCK_TIME_NONE);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* add other element */
gst_bin_add_many (GST_BIN (bin), src2, NULL);
/* now link the second element */
res = gst_element_link (src2, compositor);
fail_unless (res == TRUE, NULL);
/* set to PAUSED as well */
state_res = gst_element_set_state (src2, GST_STATE_PAUSED);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* now play all */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
g_main_loop_run (main_loop);
state_res = gst_element_set_state (bin, GST_STATE_NULL);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* cleanup */
g_main_loop_unref (main_loop);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_END_TEST;
/* check if removing pads work as expected */
GST_START_TEST (test_remove_pad)
{
GstElement *bin, *src, *compositor, *sink;
GstBus *bus;
GstPad *pad, *srcpad;
gboolean res;
GstStateChangeReturn state_res;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src = gst_element_factory_make ("videotestsrc", "src");
g_object_set (src, "num-buffers", 4, NULL);
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (bin), src, compositor, sink, NULL);
res = gst_element_link (src, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (compositor, sink);
fail_unless (res == TRUE, NULL);
/* create an unconnected sinkpad in compositor */
pad = gst_element_get_request_pad (compositor, "sink_%u");
fail_if (pad == NULL, NULL);
srcpad = gst_element_get_static_pad (compositor, "src");
gst_object_unref (srcpad);
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::segment-done", (GCallback) message_received,
bin);
g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
GST_INFO ("starting test");
/* prepare playing, this will not preroll as compositor is waiting
* on the unconnected sinkpad. */
state_res = gst_element_set_state (bin, GST_STATE_PAUSED);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* wait for completion for one second, will return ASYNC */
state_res = gst_element_get_state (GST_ELEMENT (bin), NULL, NULL, GST_SECOND);
ck_assert_int_eq (state_res, GST_STATE_CHANGE_ASYNC);
/* get rid of the pad now, compositor should stop waiting on it and
* continue the preroll */
gst_element_release_request_pad (compositor, pad);
gst_object_unref (pad);
/* wait for completion, should work now */
state_res =
gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
GST_CLOCK_TIME_NONE);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* now play all */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
g_main_loop_run (main_loop);
state_res = gst_element_set_state (bin, GST_STATE_NULL);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* cleanup */
g_main_loop_unref (main_loop);
gst_bus_remove_signal_watch (bus);
gst_object_unref (G_OBJECT (bus));
gst_object_unref (G_OBJECT (bin));
}
GST_END_TEST;
static GstBuffer *handoff_buffer = NULL;
static gboolean
_quit (GMainLoop * ml)
{
g_main_loop_quit (ml);
return G_SOURCE_REMOVE;
}
static void
handoff_buffer_cb (GstElement * fakesink, GstBuffer * buffer, GstPad * pad,
gpointer user_data)
{
GST_DEBUG ("got buffer %p", buffer);
gst_buffer_replace (&handoff_buffer, buffer);
if (main_loop)
g_idle_add ((GSourceFunc) _quit, main_loop);
}
/* check if clipping works as expected */
GST_START_TEST (test_clip)
{
GstSegment segment;
GstElement *bin, *compositor, *sink;
GstBus *bus;
GstPad *sinkpad;
gboolean res;
GstStateChangeReturn state_res;
GstFlowReturn ret;
GstEvent *event;
GstBuffer *buffer;
GstCaps *caps;
GMainLoop *local_mainloop;
GST_INFO ("preparing test");
local_mainloop = g_main_loop_new (NULL, FALSE);
main_loop = NULL;
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
/* just an compositor and a fakesink */
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
g_object_set (sink, "signal-handoffs", TRUE, NULL);
g_signal_connect (sink, "handoff", (GCallback) handoff_buffer_cb, NULL);
gst_bin_add_many (GST_BIN (bin), compositor, sink, NULL);
res = gst_element_link (compositor, sink);
fail_unless (res == TRUE, NULL);
/* set to playing */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* create an unconnected sinkpad in compositor, should also automatically activate
* the pad */
sinkpad = gst_element_get_request_pad (compositor, "sink_%u");
fail_if (sinkpad == NULL, NULL);
gst_pad_send_event (sinkpad, gst_event_new_stream_start ("test"));
caps = gst_caps_from_string (VIDEO_CAPS_STRING);
gst_pad_set_caps (sinkpad, caps);
gst_caps_unref (caps);
/* send segment to compositor */
gst_segment_init (&segment, GST_FORMAT_TIME);
segment.start = GST_SECOND;
segment.stop = 2 * GST_SECOND;
segment.time = 0;
event = gst_event_new_segment (&segment);
gst_pad_send_event (sinkpad, event);
/* should be clipped and ok */
buffer = gst_buffer_new_and_alloc (115200);
GST_BUFFER_TIMESTAMP (buffer) = 0;
GST_BUFFER_DURATION (buffer) = 250 * GST_MSECOND;
GST_DEBUG ("pushing buffer %p", buffer);
ret = gst_pad_chain (sinkpad, buffer);
ck_assert_int_eq (ret, GST_FLOW_OK);
fail_unless (handoff_buffer == NULL);
/* should be partially clipped */
buffer = gst_buffer_new_and_alloc (115200);
GST_BUFFER_TIMESTAMP (buffer) = 900 * GST_MSECOND;
GST_BUFFER_DURATION (buffer) = 250 * GST_MSECOND;
GST_DEBUG ("pushing buffer %p", buffer);
main_loop = local_mainloop;
ret = gst_pad_chain (sinkpad, buffer);
ck_assert_int_eq (ret, GST_FLOW_OK);
g_main_loop_run (main_loop);
gst_buffer_replace (&handoff_buffer, NULL);
/* should not be clipped */
buffer = gst_buffer_new_and_alloc (115200);
GST_BUFFER_TIMESTAMP (buffer) = 1 * GST_SECOND;
GST_BUFFER_DURATION (buffer) = 250 * GST_MSECOND;
GST_DEBUG ("pushing buffer %p", buffer);
ret = gst_pad_chain (sinkpad, buffer);
g_main_loop_run (main_loop);
main_loop = NULL;
ck_assert_int_eq (ret, GST_FLOW_OK);
fail_unless (handoff_buffer != NULL);
gst_buffer_replace (&handoff_buffer, NULL);
/* should be clipped and ok */
buffer = gst_buffer_new_and_alloc (115200);
GST_BUFFER_TIMESTAMP (buffer) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buffer) = 250 * GST_MSECOND;
GST_DEBUG ("pushing buffer %p", buffer);
ret = gst_pad_chain (sinkpad, buffer);
ck_assert_int_eq (ret, GST_FLOW_OK);
fail_unless (handoff_buffer == NULL);
gst_object_unref (sinkpad);
gst_element_set_state (bin, GST_STATE_NULL);
g_main_loop_unref (local_mainloop);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_END_TEST;
GST_START_TEST (test_duration_is_max)
{
GstElement *bin, *src[3], *compositor, *sink;
GstStateChangeReturn state_res;
GstFormat format = GST_FORMAT_TIME;
gboolean res;
gint64 duration;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
/* 3 sources, an compositor and a fakesink */
src[0] = gst_element_factory_make ("videotestsrc", NULL);
src[1] = gst_element_factory_make ("videotestsrc", NULL);
src[2] = gst_element_factory_make ("videotestsrc", NULL);
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (bin), src[0], src[1], src[2], compositor, sink,
NULL);
gst_element_link (src[0], compositor);
gst_element_link (src[1], compositor);
gst_element_link (src[2], compositor);
gst_element_link (compositor, sink);
/* irks, duration is reset on basesrc */
state_res = gst_element_set_state (bin, GST_STATE_PAUSED);
fail_unless (state_res != GST_STATE_CHANGE_FAILURE, NULL);
/* set durations on src */
GST_BASE_SRC (src[0])->segment.duration = 1000;
GST_BASE_SRC (src[1])->segment.duration = 3000;
GST_BASE_SRC (src[2])->segment.duration = 2000;
/* set to playing */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
fail_unless (state_res != GST_STATE_CHANGE_FAILURE, NULL);
/* wait for completion */
state_res =
gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
GST_CLOCK_TIME_NONE);
fail_unless (state_res != GST_STATE_CHANGE_FAILURE, NULL);
res = gst_element_query_duration (GST_ELEMENT (bin), format, &duration);
fail_unless (res, NULL);
ck_assert_int_eq (duration, 3000);
gst_element_set_state (bin, GST_STATE_NULL);
gst_object_unref (bin);
}
GST_END_TEST;
GST_START_TEST (test_duration_unknown_overrides)
{
GstElement *bin, *src[3], *compositor, *sink;
GstStateChangeReturn state_res;
GstFormat format = GST_FORMAT_TIME;
gboolean res;
gint64 duration;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
/* 3 sources, an compositor and a fakesink */
src[0] = gst_element_factory_make ("videotestsrc", NULL);
src[1] = gst_element_factory_make ("videotestsrc", NULL);
src[2] = gst_element_factory_make ("videotestsrc", NULL);
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (bin), src[0], src[1], src[2], compositor, sink,
NULL);
gst_element_link (src[0], compositor);
gst_element_link (src[1], compositor);
gst_element_link (src[2], compositor);
gst_element_link (compositor, sink);
/* irks, duration is reset on basesrc */
state_res = gst_element_set_state (bin, GST_STATE_PAUSED);
fail_unless (state_res != GST_STATE_CHANGE_FAILURE, NULL);
/* set durations on src */
GST_BASE_SRC (src[0])->segment.duration = GST_CLOCK_TIME_NONE;
GST_BASE_SRC (src[1])->segment.duration = 3000;
GST_BASE_SRC (src[2])->segment.duration = 2000;
/* set to playing */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
fail_unless (state_res != GST_STATE_CHANGE_FAILURE, NULL);
/* wait for completion */
state_res =
gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
GST_CLOCK_TIME_NONE);
fail_unless (state_res != GST_STATE_CHANGE_FAILURE, NULL);
res = gst_element_query_duration (GST_ELEMENT (bin), format, &duration);
fail_unless (res, NULL);
ck_assert_int_eq (duration, GST_CLOCK_TIME_NONE);
gst_element_set_state (bin, GST_STATE_NULL);
gst_object_unref (bin);
}
GST_END_TEST;
static gboolean looped = FALSE;
static void
loop_segment_done (GstBus * bus, GstMessage * message, GstElement * bin)
{
GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
GST_MESSAGE_SRC (message), message);
if (looped) {
g_main_loop_quit (main_loop);
} else {
GstEvent *seek_event;
gboolean res;
seek_event = gst_event_new_seek (1.0, GST_FORMAT_TIME,
GST_SEEK_FLAG_SEGMENT,
GST_SEEK_TYPE_SET, (GstClockTime) 0,
GST_SEEK_TYPE_SET, (GstClockTime) 1 * GST_SECOND);
res = gst_element_send_event (bin, seek_event);
fail_unless (res == TRUE, NULL);
looped = TRUE;
}
}
GST_START_TEST (test_loop)
{
GstElement *bin, *src1, *src2, *compositor, *sink;
GstBus *bus;
GstEvent *seek_event;
GstStateChangeReturn state_res;
gboolean res;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src1 = gst_element_factory_make ("videotestsrc", "src1");
src2 = gst_element_factory_make ("videotestsrc", "src2");
compositor = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("fakesink", "sink");
gst_bin_add_many (GST_BIN (bin), src1, src2, compositor, sink, NULL);
res = gst_element_link (src1, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (src2, compositor);
fail_unless (res == TRUE, NULL);
res = gst_element_link (compositor, sink);
fail_unless (res == TRUE, NULL);
seek_event = gst_event_new_seek (1.0, GST_FORMAT_TIME,
GST_SEEK_FLAG_SEGMENT | GST_SEEK_FLAG_FLUSH,
GST_SEEK_TYPE_SET, (GstClockTime) 0, GST_SEEK_TYPE_SET,
(GstClockTime) 2 * GST_SECOND);
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::segment-done",
(GCallback) loop_segment_done, bin);
g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
GST_INFO ("starting test");
/* prepare playing */
state_res = gst_element_set_state (bin, GST_STATE_PAUSED);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* wait for completion */
state_res =
gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
GST_CLOCK_TIME_NONE);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
res = gst_element_send_event (bin, seek_event);
fail_unless (res == TRUE, NULL);
/* run pipeline */
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
GST_INFO ("running main loop");
g_main_loop_run (main_loop);
state_res = gst_element_set_state (bin, GST_STATE_NULL);
/* cleanup */
g_main_loop_unref (main_loop);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_END_TEST;
GST_START_TEST (test_flush_start_flush_stop)
{
GstPadTemplate *sink_template;
GstPad *sinkpad1, *sinkpad2, *compositor_src;
GstElement *compositor;
GST_INFO ("preparing test");
/* build pipeline */
compositor = gst_element_factory_make ("compositor", "compositor");
sink_template =
gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS (compositor),
"sink_%u");
fail_unless (GST_IS_PAD_TEMPLATE (sink_template));
sinkpad1 = gst_element_request_pad (compositor, sink_template, NULL, NULL);
sinkpad2 = gst_element_request_pad (compositor, sink_template, NULL, NULL);
gst_object_unref (sinkpad2);
gst_element_set_state (compositor, GST_STATE_PLAYING);
fail_unless (gst_element_get_state (compositor, NULL, NULL,
GST_CLOCK_TIME_NONE) == GST_STATE_CHANGE_SUCCESS);
compositor_src = gst_element_get_static_pad (compositor, "src");
fail_if (GST_PAD_IS_FLUSHING (compositor_src));
gst_pad_send_event (sinkpad1, gst_event_new_flush_start ());
fail_if (GST_PAD_IS_FLUSHING (compositor_src));
fail_unless (GST_PAD_IS_FLUSHING (sinkpad1));
gst_pad_send_event (sinkpad1, gst_event_new_flush_stop (TRUE));
fail_if (GST_PAD_IS_FLUSHING (compositor_src));
fail_if (GST_PAD_IS_FLUSHING (sinkpad1));
gst_object_unref (compositor_src);
/* cleanup */
gst_element_set_state (compositor, GST_STATE_NULL);
gst_object_unref (sinkpad1);
gst_object_unref (compositor);
}
GST_END_TEST;
GST_START_TEST (test_segment_base_handling)
{
GstElement *pipeline, *sink, *mix, *src1, *src2;
GstPad *srcpad, *sinkpad;
GstClockTime end_time;
GstSample *last_sample = NULL;
GstSample *sample;
GstBuffer *buf;
GstCaps *caps;
caps = gst_caps_new_simple ("video/x-raw", "width", G_TYPE_INT, 16,
"height", G_TYPE_INT, 16, "framerate", GST_TYPE_FRACTION, 30, 1, NULL);
/* each source generates 5 seconds of data, src2 shifted by 5 seconds */
pipeline = gst_pipeline_new ("pipeline");
mix = gst_element_factory_make ("compositor", "compositor");
sink = gst_element_factory_make ("appsink", "sink");
g_object_set (sink, "caps", caps, "sync", FALSE, NULL);
gst_caps_unref (caps);
src1 = gst_element_factory_make ("videotestsrc", "src1");
g_object_set (src1, "num-buffers", 30 * 5, "pattern", 2, NULL);
src2 = gst_element_factory_make ("videotestsrc", "src2");
g_object_set (src2, "num-buffers", 30 * 5, "pattern", 2, NULL);
gst_bin_add_many (GST_BIN (pipeline), src1, src2, mix, sink, NULL);
fail_unless (gst_element_link (mix, sink));
srcpad = gst_element_get_static_pad (src1, "src");
sinkpad = gst_element_get_request_pad (mix, "sink_1");
fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
srcpad = gst_element_get_static_pad (src2, "src");
sinkpad = gst_element_get_request_pad (mix, "sink_2");
fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK);
gst_pad_set_offset (sinkpad, 5 * GST_SECOND);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
do {
g_signal_emit_by_name (sink, "pull-sample", &sample);
if (sample == NULL)
break;
if (last_sample)
gst_sample_unref (last_sample);
last_sample = sample;
} while (TRUE);
buf = gst_sample_get_buffer (last_sample);
end_time = GST_BUFFER_TIMESTAMP (buf) + GST_BUFFER_DURATION (buf);
fail_unless_equals_int64 (end_time, 10 * GST_SECOND);
gst_sample_unref (last_sample);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
}
GST_END_TEST;
static gboolean buffer_mapped;
static gboolean (*default_map) (GstVideoMeta * meta, guint plane,
GstMapInfo * info, gpointer * data, gint * stride, GstMapFlags flags);
static gboolean
test_obscured_new_videometa_map (GstVideoMeta * meta, guint plane,
GstMapInfo * info, gpointer * data, gint * stride, GstMapFlags flags)
{
buffer_mapped = TRUE;
return default_map (meta, plane, info, data, stride, flags);
}
static GstPadProbeReturn
test_obscured_pad_probe_cb (GstPad * srcpad, GstPadProbeInfo * info,
gpointer user_data)
{
GstBuffer *obuf, *nbuf;
GstVideoMeta *meta;
GST_DEBUG ("pad probe called");
/* We need to deep-copy the buffer here because videotestsrc reuses buffers
* and hence the GstVideoMap associated with the buffers, and that causes a
* segfault inside videotestsrc when it tries to reuse the buffer */
obuf = GST_PAD_PROBE_INFO_BUFFER (info);
nbuf = gst_buffer_new ();
gst_buffer_copy_into (nbuf, obuf, GST_BUFFER_COPY_ALL | GST_BUFFER_COPY_DEEP,
0, -1);
meta = gst_buffer_get_video_meta (nbuf);
/* Override the default map() function to set also buffer_mapped */
default_map = meta->map;
meta->map = test_obscured_new_videometa_map;
/* Replace the buffer that's going downstream */
GST_PAD_PROBE_INFO_DATA (info) = nbuf;
gst_buffer_unref (obuf);
return GST_PAD_PROBE_PASS;
}
static void
_test_obscured (const gchar * caps_str, gint xpos0, gint ypos0, gint width0,
gint height0, gdouble alpha0, gint xpos1, gint ypos1, gint width1,
gint height1, gdouble alpha1, gint out_width, gint out_height)
{
GstElement *pipeline, *sink, *mix, *src0, *cfilter0, *src1, *cfilter1;
GstElement *out_cfilter;
GstPad *srcpad, *sinkpad;
GstSample *last_sample = NULL;
GstSample *sample;
GstCaps *caps;
GST_INFO ("preparing test");
pipeline = gst_pipeline_new ("pipeline");
src0 = gst_element_factory_make ("videotestsrc", "src0");
g_object_set (src0, "num-buffers", 5, NULL);
cfilter0 = gst_element_factory_make ("capsfilter", "capsfilter0");
caps = gst_caps_from_string (caps_str);
g_object_set (cfilter0, "caps", caps, NULL);
gst_caps_unref (caps);
src1 = gst_element_factory_make ("videotestsrc", "src1");
g_object_set (src1, "num-buffers", 5, NULL);
cfilter1 = gst_element_factory_make ("capsfilter", "capsfilter1");
caps = gst_caps_from_string (caps_str);
g_object_set (cfilter1, "caps", caps, NULL);
gst_caps_unref (caps);
mix = gst_element_factory_make ("compositor", "compositor");
out_cfilter = gst_element_factory_make ("capsfilter", "out_capsfilter");
caps = gst_caps_from_string (caps_str);
if (out_width > 0)
gst_caps_set_simple (caps, "width", G_TYPE_INT, out_width, NULL);
if (out_height > 0)
gst_caps_set_simple (caps, "height", G_TYPE_INT, out_height, NULL);
g_object_set (out_cfilter, "caps", caps, NULL);
gst_caps_unref (caps);
sink = gst_element_factory_make ("appsink", "sink");
gst_bin_add_many (GST_BIN (pipeline), src0, cfilter0, src1, cfilter1, mix,
out_cfilter, sink, NULL);
fail_unless (gst_element_link (src0, cfilter0));
fail_unless (gst_element_link (src1, cfilter1));
fail_unless (gst_element_link (mix, out_cfilter));
fail_unless (gst_element_link (out_cfilter, sink));
srcpad = gst_element_get_static_pad (cfilter0, "src");
sinkpad = gst_element_get_request_pad (mix, "sink_0");
g_object_set (sinkpad, "xpos", xpos0, "ypos", ypos0, "width", width0,
"height", height0, "alpha", alpha0, NULL);
fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK);
gst_pad_add_probe (srcpad, GST_PAD_PROBE_TYPE_BUFFER,
test_obscured_pad_probe_cb, NULL, NULL);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
srcpad = gst_element_get_static_pad (cfilter1, "src");
sinkpad = gst_element_get_request_pad (mix, "sink_1");
g_object_set (sinkpad, "xpos", xpos1, "ypos", ypos1, "width", width1,
"height", height1, "alpha", alpha1, NULL);
fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
GST_INFO ("sample prepared");
gst_element_set_state (pipeline, GST_STATE_PLAYING);
do {
GST_DEBUG ("sample pulling");
g_signal_emit_by_name (sink, "pull-sample", &sample);
if (sample == NULL)
break;
if (last_sample)
gst_sample_unref (last_sample);
last_sample = sample;
GST_DEBUG ("sample pulled");
} while (TRUE);
gst_sample_unref (last_sample);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
}
GST_START_TEST (test_obscured_skipped)
{
gint xpos0, xpos1;
gint ypos0, ypos1;
gint width0, width1;
gint height0, height1;
gint out_width, out_height;
gdouble alpha0, alpha1;
const gchar *caps_str;
caps_str = "video/x-raw";
buffer_mapped = FALSE;
/* Set else to compositor defaults */
alpha0 = alpha1 = 1.0;
xpos0 = xpos1 = ypos0 = ypos1 = 0;
width0 = width1 = height0 = height1 = 0;
out_width = out_height = 0;
GST_INFO ("testing defaults");
/* With everything at defaults, sink_1 will obscure sink_0, so buffers from
* sink_0 will never get mapped by compositor. To verify, run with
* GST_DEBUG=compositor:6 and look for "Obscured by" messages */
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == FALSE);
buffer_mapped = FALSE;
caps_str = "video/x-raw,format=ARGB";
GST_INFO ("testing video with alpha channel");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
caps_str = "video/x-raw";
buffer_mapped = FALSE;
alpha1 = 0.0;
GST_INFO ("testing alpha1 = %.2g", alpha1);
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
alpha1 = 1.0;
buffer_mapped = FALSE;
/* Test 0.1, ..., 0.9 */
for (alpha1 = 1; alpha1 < 10; alpha1 += 1) {
GST_INFO ("testing alpha1 = %.2g", alpha1 / 10);
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1,
ypos1, width1, height1, alpha1 / 10, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
}
alpha1 = 1.0;
buffer_mapped = FALSE;
width1 = height1 = 10;
GST_INFO ("testing smaller sink_1");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
width1 = height1 = 0;
buffer_mapped = FALSE;
width0 = height0 = width1 = height1 = 10;
GST_INFO ("testing smaller sink_1 and sink0 (same sizes)");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == FALSE);
width0 = height0 = width1 = height1 = 0;
buffer_mapped = FALSE;
width0 = height0 = 20;
width1 = height1 = 10;
GST_INFO ("testing smaller sink_1 and sink0 (sink_0 > sink_1)");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
width0 = height0 = width1 = height1 = 0;
buffer_mapped = FALSE;
width0 = height0 = 10;
width1 = height1 = 20;
GST_INFO ("testing smaller sink_1 and sink0 (sink_0 < sink_1)");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == FALSE);
width0 = height0 = width1 = height1 = 0;
buffer_mapped = FALSE;
xpos0 = ypos0 = 10;
xpos1 = ypos1 = 20;
GST_INFO ("testing offset");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
xpos0 = ypos0 = xpos1 = ypos1 = 0;
buffer_mapped = FALSE;
xpos1 = ypos1 = 0;
xpos0 = ypos0 = width0 = height0 = width1 = height1 = 10;
out_width = out_height = 20;
GST_INFO ("testing bug 754107");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
xpos0 = ypos0 = xpos1 = ypos1 = width0 = height0 = width1 = height1 = 0;
out_width = out_height = 0;
buffer_mapped = FALSE;
xpos1 = -1;
xpos0 = ypos0 = width0 = height0 = width1 = height1 = 10;
out_width = out_height = 20;
GST_INFO ("testing bug 754576");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == TRUE);
xpos0 = xpos1 = ypos1 = width0 = height0 = width1 = height1 = 0;
out_width = out_height = 0;
buffer_mapped = FALSE;
xpos0 = ypos0 = 10000;
out_width = 320;
out_height = 240;
GST_INFO ("testing sink_0 outside the frame");
_test_obscured (caps_str, xpos0, ypos0, width0, height0, alpha0, xpos1, ypos1,
width1, height1, alpha1, out_width, out_height);
fail_unless (buffer_mapped == FALSE);
xpos0 = ypos0 = out_width = out_height = 0;
buffer_mapped = FALSE;
}
GST_END_TEST;
static void
_pipeline_eos (GstBus * bus, GstMessage * message, GstPipeline * bin)
{
GST_INFO ("pipeline EOS");
g_main_loop_quit (main_loop);
}
static GstFlowReturn
_buffer_recvd (GstElement * appsink, gint * buffers_recvd)
{
GstSample *sample;
g_signal_emit_by_name (appsink, "pull-sample", &sample);
ck_assert_msg (sample != NULL, "NULL sample received!");
(*buffers_recvd)++;
GST_INFO ("buffer recvd");
gst_sample_unref (sample);
if (*buffers_recvd > 5)
g_main_loop_quit (main_loop);
return GST_FLOW_OK;
}
GST_START_TEST (test_ignore_eos)
{
gboolean res;
gint buffers_recvd;
GstPadLinkReturn link_res;
GstStateChangeReturn state_res;
GstElement *bin, *src, *compositor, *appsink;
GstPad *srcpad, *sinkpad;
GstBus *bus;
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src = gst_element_factory_make ("videotestsrc", NULL);
g_object_set (src, "num-buffers", 5, NULL);
compositor = gst_element_factory_make ("compositor", NULL);
appsink = gst_element_factory_make ("appsink", NULL);
g_object_set (appsink, "emit-signals", TRUE, NULL);
gst_bin_add_many (GST_BIN (bin), src, compositor, appsink, NULL);
res = gst_element_link (compositor, appsink);
ck_assert_msg (res == TRUE, "Could not link compositor with appsink");
srcpad = gst_element_get_static_pad (src, "src");
sinkpad = gst_element_get_request_pad (compositor, "sink_%u");
/* When "ignore-eos" is set, compositor will keep sending the last buffer even
* after EOS, so we will receive more buffers than we sent. */
g_object_set (sinkpad, "ignore-eos", TRUE, NULL);
link_res = gst_pad_link (srcpad, sinkpad);
ck_assert_msg (GST_PAD_LINK_SUCCESSFUL (link_res), "videotestsrc -> "
"compositor pad link failed: %i", link_res);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
GST_INFO ("pipeline built, connecting signals");
buffers_recvd = 0;
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_msg (state_res != GST_STATE_CHANGE_FAILURE, "Pipeline didn't play");
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::error", G_CALLBACK (message_received), bin);
g_signal_connect (bus, "message::warning", G_CALLBACK (message_received),
bin);
g_signal_connect (bus, "message::eos", G_CALLBACK (_pipeline_eos), bin);
g_signal_connect (appsink, "new-sample", G_CALLBACK (_buffer_recvd),
&buffers_recvd);
GST_INFO ("starting test");
g_main_loop_run (main_loop);
state_res = gst_element_set_state (bin, GST_STATE_NULL);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
ck_assert_msg (buffers_recvd > 5, "Did not receive more buffers"
" than were sent");
/* cleanup */
g_main_loop_unref (main_loop);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_END_TEST;
/* Test that the GST_ELEMENT(vagg)->sinkpads GList is always sorted by zorder */
GST_START_TEST (test_pad_z_order)
{
GstElement *compositor;
GstPad *sinkpad1, *sinkpad2, *sinkpad3;
guint zorder1, zorder2;
GList *sinkpads;
GST_INFO ("preparing test");
compositor = gst_element_factory_make ("compositor", NULL);
sinkpad1 = gst_element_get_request_pad (compositor, "sink_%u");
sinkpad2 = gst_element_get_request_pad (compositor, "sink_%u");
/* Pads requested later have a higher z-order than earlier ones by default */
g_object_get (sinkpad1, "zorder", &zorder1, NULL);
g_object_get (sinkpad2, "zorder", &zorder2, NULL);
ck_assert_int_gt (zorder2, zorder1);
sinkpads = GST_ELEMENT (compositor)->sinkpads;
ck_assert_ptr_eq (sinkpads->data, sinkpad1);
ck_assert_ptr_eq (sinkpads->next->data, sinkpad2);
/* Make sinkpad1's zorder the largest, which should re-sort the sinkpads */
g_object_set (sinkpad1, "zorder", zorder2 + 1, NULL);
sinkpads = GST_ELEMENT (compositor)->sinkpads;
ck_assert_ptr_eq (sinkpads->data, sinkpad2);
ck_assert_ptr_eq (sinkpads->next->data, sinkpad1);
/* Get a new pad, which should be the highest pad now */
sinkpad3 = gst_element_get_request_pad (compositor, "sink_%u");
sinkpads = GST_ELEMENT (compositor)->sinkpads;
ck_assert_ptr_eq (sinkpads->data, sinkpad2);
ck_assert_ptr_eq (sinkpads->next->data, sinkpad1);
ck_assert_ptr_eq (sinkpads->next->next->data, sinkpad3);
/* cleanup */
gst_object_unref (compositor);
gst_object_unref (sinkpad1);
gst_object_unref (sinkpad2);
gst_object_unref (sinkpad3);
}
GST_END_TEST;
/*
* Test that the pad numbering assigned by aggregator behaves as follows:
* 1. If a pad number is requested, it must be assigned if it is available
* 2. When numbering automatically, the largest available pad number is used
* 3. Pad names must be unique
*/
GST_START_TEST (test_pad_numbering)
{
GstElement *mixer;
GstPad *sinkpad1, *sinkpad2, *sinkpad3, *sinkpad4;
GST_INFO ("preparing test");
mixer = gst_element_factory_make ("compositor", NULL);
sinkpad1 = gst_element_get_request_pad (mixer, "sink_%u");
sinkpad2 = gst_element_get_request_pad (mixer, "sink_7");
sinkpad3 = gst_element_get_request_pad (mixer, "sink_1");
sinkpad4 = gst_element_get_request_pad (mixer, "sink_%u");
ck_assert_str_eq (GST_PAD_NAME (sinkpad1), "sink_0");
ck_assert_str_eq (GST_PAD_NAME (sinkpad2), "sink_7");
ck_assert_str_eq (GST_PAD_NAME (sinkpad3), "sink_1");
ck_assert_str_eq (GST_PAD_NAME (sinkpad4), "sink_8");
/* cleanup */
gst_object_unref (mixer);
gst_object_unref (sinkpad1);
gst_object_unref (sinkpad2);
gst_object_unref (sinkpad3);
gst_object_unref (sinkpad4);
}
GST_END_TEST;
typedef struct
{
gint buffers_sent;
GstClockTime first_pts;
gboolean first;
gboolean drop;
} TestStartTimeSelectionData;
static GstPadProbeReturn
drop_buffer_cb (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
{
TestStartTimeSelectionData *data = user_data;
if (data->drop) {
data->buffers_sent = data->buffers_sent + 1;
if (data->buffers_sent < 4)
return GST_PAD_PROBE_DROP;
}
data->first_pts = GST_BUFFER_PTS (info->data);
return GST_PAD_PROBE_REMOVE;
}
static GstFlowReturn
first_buffer_received_cb (GstElement * appsink, gpointer user_data)
{
TestStartTimeSelectionData *data = user_data;
GstSample *sample;
GstBuffer *buffer;
g_signal_emit_by_name (appsink, "pull-sample", &sample);
ck_assert_msg (sample != NULL, "NULL sample received!");
buffer = gst_sample_get_buffer (sample);
if (!data->first) {
fail_unless_equals_uint64 (GST_BUFFER_PTS (buffer), 0);
} else {
fail_unless_equals_uint64 (GST_BUFFER_PTS (buffer), data->first_pts);
}
gst_sample_unref (sample);
g_main_loop_quit (main_loop);
return GST_FLOW_EOS;
}
static void
run_test_start_time (gboolean first, gboolean drop, gboolean unlinked)
{
gboolean res;
GstPadLinkReturn link_res;
GstStateChangeReturn state_res;
GstElement *bin, *src, *compositor, *appsink;
GstPad *srcpad, *sinkpad;
GstBus *bus;
TestStartTimeSelectionData data = { 0, GST_CLOCK_TIME_NONE, first, drop };
GST_INFO ("preparing test");
/* build pipeline */
bin = gst_pipeline_new ("pipeline");
bus = gst_element_get_bus (bin);
gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
src = gst_element_factory_make ("videotestsrc", NULL);
srcpad = gst_element_get_static_pad (src, "src");
gst_pad_add_probe (srcpad, GST_PAD_PROBE_TYPE_BUFFER, drop_buffer_cb, &data,
NULL);
gst_object_unref (srcpad);
g_object_set (src, "is-live", TRUE, NULL);
compositor = gst_element_factory_make ("compositor", NULL);
g_object_set (compositor, "start-time-selection", (first ? 1 : 0), NULL);
appsink = gst_element_factory_make ("appsink", NULL);
g_object_set (appsink, "emit-signals", TRUE, NULL);
gst_bin_add_many (GST_BIN (bin), src, compositor, appsink, NULL);
res = gst_element_link (compositor, appsink);
ck_assert_msg (res == TRUE, "Could not link compositor with appsink");
srcpad = gst_element_get_static_pad (src, "src");
sinkpad = gst_element_get_request_pad (compositor, "sink_%u");
link_res = gst_pad_link (srcpad, sinkpad);
ck_assert_msg (GST_PAD_LINK_SUCCESSFUL (link_res), "videotestsrc -> "
"compositor pad link failed: %i", link_res);
gst_object_unref (sinkpad);
gst_object_unref (srcpad);
if (unlinked) {
sinkpad = gst_element_get_request_pad (compositor, "sink_%u");
gst_object_unref (sinkpad);
}
GST_INFO ("pipeline built, connecting signals");
state_res = gst_element_set_state (bin, GST_STATE_PLAYING);
ck_assert_msg (state_res != GST_STATE_CHANGE_FAILURE, "Pipeline didn't play");
main_loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (bus, "message::error", G_CALLBACK (message_received), bin);
g_signal_connect (bus, "message::warning", G_CALLBACK (message_received),
bin);
g_signal_connect (bus, "message::eos", G_CALLBACK (_pipeline_eos), bin);
g_signal_connect (appsink, "new-sample",
G_CALLBACK (first_buffer_received_cb), &data);
GST_INFO ("starting test");
g_main_loop_run (main_loop);
state_res = gst_element_set_state (bin, GST_STATE_NULL);
ck_assert_int_ne (state_res, GST_STATE_CHANGE_FAILURE);
/* cleanup */
g_main_loop_unref (main_loop);
gst_bus_remove_signal_watch (bus);
gst_object_unref (bus);
gst_object_unref (bin);
}
GST_START_TEST (test_start_time_zero_live_drop_0)
{
run_test_start_time (FALSE, FALSE, FALSE);
}
GST_END_TEST;
GST_START_TEST (test_start_time_zero_live_drop_3)
{
run_test_start_time (FALSE, TRUE, FALSE);
}
GST_END_TEST;
GST_START_TEST (test_start_time_zero_live_drop_3_unlinked_1)
{
run_test_start_time (FALSE, TRUE, TRUE);
}
GST_END_TEST;
GST_START_TEST (test_start_time_first_live_drop_0)
{
run_test_start_time (TRUE, FALSE, FALSE);
}
GST_END_TEST;
GST_START_TEST (test_start_time_first_live_drop_3)
{
run_test_start_time (TRUE, TRUE, FALSE);
}
GST_END_TEST;
GST_START_TEST (test_start_time_first_live_drop_3_unlinked_1)
{
run_test_start_time (TRUE, TRUE, TRUE);
}
GST_END_TEST;
static Suite *
compositor_suite (void)
{
Suite *s = suite_create ("compositor");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_caps);
tcase_add_test (tc_chain, test_event);
tcase_add_test (tc_chain, test_caps_query);
tcase_add_test (tc_chain, test_late_caps_query);
tcase_add_test (tc_chain, test_play_twice);
tcase_add_test (tc_chain, test_play_twice_then_add_and_play_again);
tcase_add_test (tc_chain, test_add_pad);
tcase_add_test (tc_chain, test_remove_pad);
tcase_add_test (tc_chain, test_clip);
tcase_add_test (tc_chain, test_duration_is_max);
tcase_add_test (tc_chain, test_duration_unknown_overrides);
tcase_add_test (tc_chain, test_loop);
tcase_add_test (tc_chain, test_flush_start_flush_stop);
tcase_add_test (tc_chain, test_segment_base_handling);
tcase_add_test (tc_chain, test_obscured_skipped);
tcase_add_test (tc_chain, test_ignore_eos);
tcase_add_test (tc_chain, test_pad_z_order);
tcase_add_test (tc_chain, test_pad_numbering);
tcase_add_test (tc_chain, test_start_time_zero_live_drop_0);
tcase_add_test (tc_chain, test_start_time_zero_live_drop_3);
tcase_add_test (tc_chain, test_start_time_zero_live_drop_3_unlinked_1);
tcase_add_test (tc_chain, test_start_time_first_live_drop_0);
tcase_add_test (tc_chain, test_start_time_first_live_drop_3);
tcase_add_test (tc_chain, test_start_time_first_live_drop_3_unlinked_1);
return s;
}
GST_CHECK_MAIN (compositor);