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Diffstat (limited to 'tests/icles/test-oss4.c')
| -rw-r--r-- | tests/icles/test-oss4.c | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/tests/icles/test-oss4.c b/tests/icles/test-oss4.c new file mode 100644 index 00000000..60943879 --- /dev/null +++ b/tests/icles/test-oss4.c @@ -0,0 +1,251 @@ +/* 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., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <string.h> + +#include <gst/gst.h> +#include <gst/interfaces/propertyprobe.h> +#include <gst/interfaces/mixer.h> + +static gboolean opt_show_mixer_messages = FALSE; + +#define WAIT_TIME 60.0 /* in seconds */ + +static void +show_mixer_messages (GstElement * element) +{ + GstMessage *msg; + GstBus *bus; + GTimer *t; + + t = g_timer_new (); + + bus = gst_bus_new (); + gst_element_set_bus (element, bus); + + g_print ("\nShowing mixer messages for %u seconds ...\n", (guint) WAIT_TIME); + + while (g_timer_elapsed (t, NULL) < WAIT_TIME) { + gdouble remaining = WAIT_TIME - g_timer_elapsed (t, NULL); + gint64 maxwait = + GST_SECOND * gst_util_gdouble_to_guint64 (MAX (0.0, remaining)); + gchar *s = NULL; + + msg = gst_bus_timed_pop (bus, maxwait); + if (!msg) + break; + + if (msg->structure) + s = gst_structure_to_string (msg->structure); + g_print ("%s message: %s\n", GST_MESSAGE_TYPE_NAME (msg), s); + gst_message_unref (msg); + g_free (s); + } + + gst_element_set_bus (element, NULL); + gst_object_unref (bus); + g_timer_destroy (t); +} + +static void +probe_mixer_tracks (GstElement * element) +{ + const GList *tracks, *t; + GstMixer *mixer; + guint count; + + if (!GST_IS_MIXER (element)) + return; + + mixer = GST_MIXER (element); + tracks = gst_mixer_list_tracks (mixer); + count = g_list_length ((GList *) tracks); + g_print (" %d mixer tracks%c\n", count, (count == 0) ? '.' : ':'); + + for (t = tracks; t != NULL; t = t->next) { + GstMixerTrack *track; + gchar *label = NULL; + guint flags = 0; + + track = GST_MIXER_TRACK (t->data); + g_object_get (track, "label", &label, "flags", &flags, NULL); + + if (GST_IS_MIXER_OPTIONS (track)) { + GString *s; + GList *vals, *v; + + vals = gst_mixer_options_get_values (GST_MIXER_OPTIONS (track)); + s = g_string_new ("options: "); + for (v = vals; v != NULL; v = v->next) { + if (v->prev != NULL) + g_string_append (s, ", "); + g_string_append (s, (const gchar *) v->data); + } + + g_print (" [%s] flags=0x%08x, %s\n", label, flags, s->str); + g_string_free (s, TRUE); + } else if (track->num_channels == 0) { + g_print (" [%s] flags=0x%08x, switch\n", label, flags); + } else if (track->num_channels > 0) { + g_print (" [%s] flags=0x%08x, slider (%d channels)\n", label, flags, + track->num_channels); + } else { + g_print (" [%s] flags=0x%08x, UNKNOWN TYPE\n", label, flags); + } + + g_free (label); + } + + /* for testing the mixer watch thread / auto-notifications */ + if (strstr (GST_ELEMENT_NAME (element), "mixer") != NULL && + opt_show_mixer_messages) { + show_mixer_messages (element); + } +} + +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_get_caps (pad); + 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"); + + probe_mixer_tracks (element); + + gst_element_set_state (element, GST_STATE_NULL); +} + +static void +probe_element (const gchar * name) +{ + GstPropertyProbe *probe; + GValueArray *arr; + GstElement *element; + gchar *devname = NULL; + gint i; + + 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); + g_assert (devname == NULL); + + /* and now for real */ + + probe = GST_PROPERTY_PROBE (element); + arr = gst_property_probe_probe_and_get_values_name (probe, "device"); + + for (i = 0; arr != NULL && i < arr->n_values; ++i) { + GValue *val; + gchar *dev_name = NULL; + + g_print ("\n"); + /* we assume the element supports getting the device-name in NULL state */ + val = g_value_array_get_nth (arr, i); + g_object_set (element, "device", g_value_get_string (val), NULL); + g_object_get (element, "device-name", &dev_name, NULL); + g_print ("%-10s device[%d] = %s (%s)\n", GST_OBJECT_NAME (element), + i, g_value_get_string (val), dev_name); + if (strstr (dev_name, "/usb")) { + g_print ("\n\nWARNING: going to probe USB audio device. OSS4 USB support" + " is still\npretty shaky, so bad things may happen (e.g. kernel " + "lockup).\nPress Control-C NOW if you don't want to continue. " + "(waiting 5secs)\n\n"); + g_usleep (5 * G_USEC_PER_SEC); + } + g_free (dev_name); + + probe_details (element); + } + + if (arr) { + g_value_array_free (arr); + } + + 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; + + if (!g_thread_supported ()) + g_thread_init (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); + exit (1); + } + g_option_context_free (ctx); + + probe_element ("oss4sink"); + probe_element ("oss4src"); + probe_element ("oss4mixer"); + + return 0; +} |