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108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
/*
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* Copyright (C) 2003 Benjamin Otte <in7y118@public.uni-hamburg.de>
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*
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* state.c: Tests alsasink for state changes
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "sinesrc.h"
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GstElement *pipeline;
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static void
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set_state (GstElementState state)
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{
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GstElementState old_state = gst_element_get_state (pipeline);
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g_print ("Setting state from %s to %s...",
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gst_element_state_get_name (old_state),
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gst_element_state_get_name (state));
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if (!gst_element_set_state (pipeline, state)) {
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g_print (" ERROR\n");
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exit (-1);
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}
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if (state == GST_STATE_PLAYING) {
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gint i;
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g_print (" DONE - iterating a bit...");
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for (i = 0; i < 400; i++) {
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if (!gst_bin_iterate (GST_BIN (pipeline))) {
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g_print (" ERROR in iteration %d\n", i);
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exit (-2);
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}
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}
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}
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g_print (" DONE\n");
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}
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static void
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create_pipeline (void)
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{
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GstElement *src;
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SineSrc *sinesrc;
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GstElement *alsasink;
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pipeline = gst_pipeline_new ("pipeline");
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src = sinesrc_new ();
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alsasink = gst_element_factory_make ("alsasink", "alsasink");
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gst_bin_add_many (GST_BIN (pipeline), src, alsasink, NULL);
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gst_element_link (src, alsasink);
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/* prepare our sinesrc */
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sinesrc = (SineSrc *) src;
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sinesrc->newcaps = TRUE;
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sinesrc->type = SINE_SRC_INT;
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sinesrc->sign = TRUE;
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sinesrc->endianness = G_BYTE_ORDER;
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sinesrc->depth = 16;
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sinesrc->width = 16;
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}
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gint
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main (gint argc, gchar * argv[])
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{
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gst_init (&argc, &argv);
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g_print ("\n"
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"This test will check if state changes work on the alsasink.\n"
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"You will hear some short sine tones on your default ALSA soundcard,\n"
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"but they are not important in this test.\n" "\n");
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create_pipeline ();
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/* simulate some state changes here */
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set_state (GST_STATE_READY);
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set_state (GST_STATE_NULL);
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set_state (GST_STATE_READY);
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set_state (GST_STATE_NULL);
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set_state (GST_STATE_PAUSED);
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set_state (GST_STATE_NULL);
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set_state (GST_STATE_PLAYING);
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set_state (GST_STATE_PAUSED);
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set_state (GST_STATE_PLAYING);
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set_state (GST_STATE_READY);
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set_state (GST_STATE_PLAYING);
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set_state (GST_STATE_NULL);
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set_state (GST_STATE_PLAYING);
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g_print ("The alsa plugin mastered another test.\n");
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gst_object_unref (GST_OBJECT (pipeline));
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return 0;
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}
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