--- /dev/null
+/*
+ * Copyright (C) 2003 Benjamin Otte <in7y118@public.uni-hamburg.de>
+ *
+ * state.c: Tests alsasink for state changes
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "sinesrc.h"
+
+GstElement *pipeline;
+
+static void
+set_state (GstState state)
+{
+ GstState old_state = gst_element_get_state (pipeline);
+
+ g_print ("Setting state from %s to %s...",
+ gst_element_state_get_name (old_state),
+ gst_element_state_get_name (state));
+
+ if (!gst_element_set_state (pipeline, state)) {
+ g_print (" ERROR\n");
+ exit (-1);
+ }
+
+ if (state == GST_STATE_PLAYING) {
+ gint i;
+
+ g_print (" DONE - iterating a bit...");
+ for (i = 0; i < 400; i++) {
+ if (!gst_bin_iterate (GST_BIN (pipeline))) {
+ g_print (" ERROR in iteration %d\n", i);
+ exit (-2);
+ }
+ }
+ }
+ g_print (" DONE\n");
+}
+
+static void
+create_pipeline (void)
+{
+ GstElement *src;
+ SineSrc *sinesrc;
+ GstElement *alsasink;
+
+ pipeline = gst_pipeline_new ("pipeline");
+ src = sinesrc_new ();
+ alsasink = gst_element_factory_make ("alsasink", "alsasink");
+
+ gst_bin_add_many (GST_BIN (pipeline), src, alsasink, NULL);
+ gst_element_link (src, alsasink);
+
+ /* prepare our sinesrc */
+ sinesrc = (SineSrc *) src;
+ sinesrc->newcaps = TRUE;
+ sinesrc->type = SINE_SRC_INT;
+ sinesrc->sign = TRUE;
+ sinesrc->endianness = G_BYTE_ORDER;
+ sinesrc->depth = 16;
+ sinesrc->width = 16;
+}
+
+gint
+main (gint argc, gchar * argv[])
+{
+ gst_init (&argc, &argv);
+
+ g_print ("\n"
+ "This test will check if state changes work on the alsasink.\n"
+ "You will hear some short sine tones on your default ALSA soundcard,\n"
+ "but they are not important in this test.\n" "\n");
+ create_pipeline ();
+
+ /* simulate some state changes here */
+ set_state (GST_STATE_READY);
+ set_state (GST_STATE_NULL);
+ set_state (GST_STATE_READY);
+ set_state (GST_STATE_NULL);
+ set_state (GST_STATE_PAUSED);
+ set_state (GST_STATE_NULL);
+ set_state (GST_STATE_PLAYING);
+ set_state (GST_STATE_PAUSED);
+ set_state (GST_STATE_PLAYING);
+ set_state (GST_STATE_READY);
+ set_state (GST_STATE_PLAYING);
+ set_state (GST_STATE_NULL);
+ set_state (GST_STATE_PLAYING);
+
+ g_print ("The alsa plugin mastered another test.\n");
+
+ gst_object_unref (pipeline);
+
+ return 0;
+}