129 lines
3.5 KiB
C
129 lines
3.5 KiB
C
/* GStreamer OSS4 audio tests
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* Copyright (C) 2007-2008 Tim-Philipp Müller <tim centricular net>
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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 Library 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/* FIXME 0.11: suppress warnings for deprecated API such as GValueArray
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* with newer GLib versions (>= 2.31.0) */
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#define GLIB_DISABLE_DEPRECATION_WARNINGS
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <string.h>
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#include <stdlib.h>
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#include <gst/gst.h>
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static gboolean opt_show_mixer_messages = FALSE;
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#define WAIT_TIME 60.0 /* in seconds */
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static void
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probe_pad (GstElement * element, const gchar * pad_name)
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{
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GstCaps *caps = NULL;
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GstPad *pad;
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guint i;
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pad = gst_element_get_static_pad (element, pad_name);
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if (pad == NULL)
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return;
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caps = gst_pad_query_caps (pad, NULL);
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g_return_if_fail (caps != NULL);
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for (i = 0; i < gst_caps_get_size (caps); ++i) {
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gchar *s;
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s = gst_structure_to_string (gst_caps_get_structure (caps, i));
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g_print (" %4s[%d]: %s\n", GST_PAD_NAME (pad), i, s);
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g_free (s);
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}
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gst_caps_unref (caps);
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gst_object_unref (pad);
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}
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static void
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probe_details (GstElement * element)
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{
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GstStateChangeReturn ret;
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ret = gst_element_set_state (element, GST_STATE_READY);
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if (ret == GST_STATE_CHANGE_FAILURE) {
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g_print ("Could not set element %s to READY.", GST_ELEMENT_NAME (element));
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return;
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}
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probe_pad (element, "sink");
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probe_pad (element, "src");
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gst_element_set_state (element, GST_STATE_NULL);
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}
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static void
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probe_element (const gchar * name)
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{
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GstElement *element;
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gchar *devname = NULL;
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element = gst_element_factory_make (name, name);
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/* make sure we don't deadlock on GST_ELEMENT_ERROR or do other silly things
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* if we try to query the "device-name" property when the device isn't open */
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g_object_set (element, "device", "/dev/does/not/exist", NULL);
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g_object_get (element, "device-name", &devname, NULL);
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GST_LOG ("devname: '%s'", GST_STR_NULL (devname));
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g_assert (devname == NULL || *devname == '\0');
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/* and now for real */
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probe_details (element);
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gst_object_unref (element);
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}
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int
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main (int argc, char **argv)
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{
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GOptionEntry options[] = {
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{"show-mixer-messages", 'm', 0, G_OPTION_ARG_NONE, &opt_show_mixer_messages,
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"For mixer elements, wait 60 seconds and show any mixer messages "
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"(for debugging auto-notifications)", NULL},
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{NULL,}
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};
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GOptionContext *ctx;
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GError *err = NULL;
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ctx = g_option_context_new ("");
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g_option_context_add_main_entries (ctx, options, NULL);
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g_option_context_add_group (ctx, gst_init_get_option_group ());
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if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
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g_print ("Error initializing: %s\n", err->message);
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g_option_context_free (ctx);
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g_clear_error (&err);
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exit (1);
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}
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g_option_context_free (ctx);
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probe_element ("oss4sink");
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probe_element ("oss4src");
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return 0;
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}
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