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/* GStreamer OSS4 audio tests
* Copyright (C) 2007-2008 Tim-Philipp Müller <tim centricular net>
*
* 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.
*/
/* FIXME 0.11: suppress warnings for deprecated API such as GValueArray
* with newer GLib versions (>= 2.31.0) */
#define GLIB_DISABLE_DEPRECATION_WARNINGS
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <stdlib.h>
#include <gst/gst.h>
static gboolean opt_show_mixer_messages = FALSE;
#define WAIT_TIME 60.0 /* in seconds */
static void
probe_pad (GstElement * element, const gchar * pad_name)
{
GstCaps *caps = NULL;
GstPad *pad;
guint i;
pad = gst_element_get_static_pad (element, pad_name);
if (pad == NULL)
return;
caps = gst_pad_query_caps (pad, NULL);
g_return_if_fail (caps != NULL);
for (i = 0; i < gst_caps_get_size (caps); ++i) {
gchar *s;
s = gst_structure_to_string (gst_caps_get_structure (caps, i));
g_print (" %4s[%d]: %s\n", GST_PAD_NAME (pad), i, s);
g_free (s);
}
gst_caps_unref (caps);
gst_object_unref (pad);
}
static void
probe_details (GstElement * element)
{
GstStateChangeReturn ret;
ret = gst_element_set_state (element, GST_STATE_READY);
if (ret == GST_STATE_CHANGE_FAILURE) {
g_print ("Could not set element %s to READY.", GST_ELEMENT_NAME (element));
return;
}
probe_pad (element, "sink");
probe_pad (element, "src");
gst_element_set_state (element, GST_STATE_NULL);
}
static void
probe_element (const gchar * name)
{
GstElement *element;
gchar *devname = NULL;
element = gst_element_factory_make (name, name);
/* make sure we don't deadlock on GST_ELEMENT_ERROR or do other silly things
* if we try to query the "device-name" property when the device isn't open */
g_object_set (element, "device", "/dev/does/not/exist", NULL);
g_object_get (element, "device-name", &devname, NULL);
GST_LOG ("devname: '%s'", GST_STR_NULL (devname));
g_assert (devname == NULL || *devname == '\0');
/* and now for real */
probe_details (element);
gst_object_unref (element);
}
int
main (int argc, char **argv)
{
GOptionEntry options[] = {
{"show-mixer-messages", 'm', 0, G_OPTION_ARG_NONE, &opt_show_mixer_messages,
"For mixer elements, wait 60 seconds and show any mixer messages "
"(for debugging auto-notifications)", NULL},
{NULL,}
};
GOptionContext *ctx;
GError *err = NULL;
ctx = g_option_context_new ("");
g_option_context_add_main_entries (ctx, options, NULL);
g_option_context_add_group (ctx, gst_init_get_option_group ());
if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
g_print ("Error initializing: %s\n", err->message);
g_option_context_free (ctx);
g_clear_error (&err);
exit (1);
}
g_option_context_free (ctx);
probe_element ("oss4sink");
probe_element ("oss4src");
return 0;
}
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