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/* GStreamer
*
* parent.c: test to check that setting state on a parent sets same state
* recursively on children
*
* Copyright (C) <2004> Thomas Vander Stichele <thomas at apestaart dot org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <gst/gst.h>
gint
main (gint argc, gchar * argv[])
{
GstElement *pipeline;
GstElement *bin1, *bin2;
GstElement *fakesrc, *identity, *fakesink;
gst_init (&argc, &argv);
/*
* +-pipeline----------------------------------------+
* | +-bin2----------------------------------------+ |
* | | +-bin1-----------------------+ | |
* | | | +---------+ +----------+ | +----------+ | |
* | | | | fakesrc |---| identity |---| fakesink | | |
* | | | +---------+ +----------- | +----------+ | |
* | | +----------------------------+ | |
* | +---------------------------------------------+ |
* +-------------------------------------------------+
*/
pipeline = gst_pipeline_new ("pipeline");
g_assert (pipeline);
bin1 = gst_bin_new ("bin1");
g_assert (bin1);
bin2 = gst_bin_new ("bin2");
g_assert (bin2);
fakesrc = gst_element_factory_make ("fakesrc", "fakesrc");
g_assert (fakesrc);
g_object_set (G_OBJECT (fakesrc), "num_buffers", 5, NULL);
identity = gst_element_factory_make ("identity", "identity");
g_assert (identity);
fakesink = gst_element_factory_make ("fakesink", "fakesink");
g_assert (fakesink);
gst_bin_add_many (GST_BIN (bin1), fakesrc, identity, NULL);
g_assert (gst_element_link (fakesrc, identity));
gst_bin_add_many (GST_BIN (bin2), bin1, fakesink, NULL);
g_assert (gst_element_link (identity, fakesink));
gst_bin_add (GST_BIN (pipeline), bin2);
g_signal_connect (G_OBJECT (pipeline), "deep_notify",
G_CALLBACK (gst_element_default_deep_notify), NULL);
/* setting pipeline to READY should bring in all children to READY */
gst_element_set_state (pipeline, GST_STATE_READY);
g_assert (GST_STATE (bin1) == GST_STATE_READY);
g_assert (GST_STATE (bin2) == GST_STATE_READY);
g_assert (GST_STATE (fakesrc) == GST_STATE_READY);
g_assert (GST_STATE (identity) == GST_STATE_READY);
g_assert (GST_STATE (fakesink) == GST_STATE_READY);
/* setting fakesink to PAUSED should set pipeline and bin2 to PAUSED */
gst_element_set_state (fakesink, GST_STATE_PAUSED);
g_assert (GST_STATE (bin1) == GST_STATE_READY);
g_assert (GST_STATE (bin2) == GST_STATE_PAUSED);
g_assert (GST_STATE (fakesrc) == GST_STATE_READY);
g_assert (GST_STATE (identity) == GST_STATE_READY);
g_assert (GST_STATE (fakesink) == GST_STATE_PAUSED);
/* setting fakesrc to PAUSED should set bin1 and fakesrc to PAUSED */
gst_element_set_state (fakesrc, GST_STATE_PAUSED);
g_assert (GST_STATE (bin1) == GST_STATE_PAUSED);
g_assert (GST_STATE (bin2) == GST_STATE_PAUSED);
g_assert (GST_STATE (fakesrc) == GST_STATE_PAUSED);
g_assert (GST_STATE (identity) == GST_STATE_READY);
g_assert (GST_STATE (fakesink) == GST_STATE_PAUSED);
/* setting bin1 to PAUSED, even though it is already, should set
* identity to PAUSED as well */
gst_element_set_state (bin1, GST_STATE_PAUSED);
g_assert (GST_STATE (bin1) == GST_STATE_PAUSED);
g_assert (GST_STATE (bin2) == GST_STATE_PAUSED);
g_assert (GST_STATE (fakesrc) == GST_STATE_PAUSED);
//FIXME: fix core so that this assert works
g_assert (GST_STATE (identity) == GST_STATE_PAUSED);
g_assert (GST_STATE (fakesink) == GST_STATE_PAUSED);
g_print ("passed.\n");
return 0;
}
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