2 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
3 * 2000 Wim Taymans <wtay@chello.be>
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
17 * You should have received a copy of the GNU Library General Public
18 * License along with this library; if not, write to the
19 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 * Boston, MA 02111-1307, USA.
24 #include <gstfakesink.h>
27 GstElementDetails gst_fakesink_details = {
30 "Black hole for data",
32 "Erik Walthinsen <omega@cse.ogi.edu>",
37 /* FakeSink signals and args */
52 GST_PADTEMPLATE_FACTORY (fakesink_sink_factory,
60 static void gst_fakesink_class_init (GstFakeSinkClass *klass);
61 static void gst_fakesink_init (GstFakeSink *fakesink);
63 static GstPad* gst_fakesink_request_new_pad (GstElement *element, GstPadTemplate *templ, const
66 static void gst_fakesink_set_property (GObject *object, guint prop_id,
67 const GValue *value, GParamSpec *pspec);
68 static void gst_fakesink_get_property (GObject *object, guint prop_id,
69 GValue *value, GParamSpec *pspec);
71 static void gst_fakesink_chain (GstPad *pad, GstBuffer *buf);
73 static GstElementClass *parent_class = NULL;
74 static guint gst_fakesink_signals[LAST_SIGNAL] = { 0 };
77 gst_fakesink_get_type (void)
79 static GType fakesink_type = 0;
82 static const GTypeInfo fakesink_info = {
83 sizeof(GstFakeSinkClass), NULL,
85 (GClassInitFunc)gst_fakesink_class_init,
90 (GInstanceInitFunc)gst_fakesink_init,
92 fakesink_type = g_type_register_static (GST_TYPE_ELEMENT, "GstFakeSink", &fakesink_info, 0);
98 gst_fakesink_class_init (GstFakeSinkClass *klass)
100 GObjectClass *gobject_class;
101 GstElementClass *gstelement_class;
103 gobject_class = (GObjectClass*)klass;
104 gstelement_class = (GstElementClass*)klass;
106 parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
108 g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_NUM_SINKS,
109 g_param_spec_int ("num_sinks", "num_sinks", "num_sinks",
110 1, G_MAXINT, 1, G_PARAM_READABLE));
111 g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LAST_MESSAGE,
112 g_param_spec_string ("last_message", "last_message", "last_message",
113 NULL, G_PARAM_READABLE));
116 gst_element_class_install_std_props (
117 GST_ELEMENT_CLASS (klass),
118 "silent", ARG_SILENT, G_PARAM_READWRITE,
119 "dump", ARG_DUMP, G_PARAM_READWRITE,
122 gst_fakesink_signals[SIGNAL_HANDOFF] =
123 g_signal_new ("handoff", G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST,
124 G_STRUCT_OFFSET (GstFakeSinkClass, handoff), NULL, NULL,
125 g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1,
128 gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_fakesink_set_property);
129 gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_fakesink_get_property);
131 gstelement_class->request_new_pad = GST_DEBUG_FUNCPTR (gst_fakesink_request_new_pad);
135 gst_fakesink_init (GstFakeSink *fakesink)
138 pad = gst_pad_new ("sink", GST_PAD_SINK);
139 gst_element_add_pad (GST_ELEMENT (fakesink), pad);
140 gst_pad_set_chain_function (pad, GST_DEBUG_FUNCPTR (gst_fakesink_chain));
142 fakesink->silent = FALSE;
143 fakesink->dump = FALSE;
144 fakesink->last_message = NULL;
148 gst_fakesink_request_new_pad (GstElement *element, GstPadTemplate *templ, const gchar *unused)
152 GstFakeSink *fakesink;
154 g_return_val_if_fail (GST_IS_FAKESINK (element), NULL);
156 if (templ->direction != GST_PAD_SINK) {
157 g_warning ("gstfakesink: request new pad that is not a SINK pad\n");
161 fakesink = GST_FAKESINK (element);
163 name = g_strdup_printf ("sink%d", GST_ELEMENT (fakesink)->numsinkpads);
165 sinkpad = gst_pad_new_from_template (templ, name);
166 gst_element_add_pad (GST_ELEMENT (fakesink), sinkpad);
172 gst_fakesink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
176 /* it's not null if we got it, but it might not be ours */
177 sink = GST_FAKESINK (object);
181 sink->silent = g_value_get_boolean (value);
184 sink->dump = g_value_get_boolean (value);
192 gst_fakesink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
196 /* it's not null if we got it, but it might not be ours */
197 g_return_if_fail (GST_IS_FAKESINK (object));
199 sink = GST_FAKESINK (object);
203 g_value_set_int (value, GST_ELEMENT (sink)->numsinkpads);
206 g_value_set_boolean (value, sink->silent);
209 g_value_set_boolean (value, sink->dump);
211 case ARG_LAST_MESSAGE:
212 g_value_set_string (value, sink->last_message);
215 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
221 gst_fakesink_chain (GstPad *pad, GstBuffer *buf)
223 GstFakeSink *fakesink;
225 g_return_if_fail (pad != NULL);
226 g_return_if_fail (GST_IS_PAD (pad));
227 g_return_if_fail (buf != NULL);
229 fakesink = GST_FAKESINK (gst_pad_get_parent (pad));
231 if (!fakesink->silent) {
232 if (fakesink->last_message)
233 g_free (fakesink->last_message);
235 fakesink->last_message = g_strdup_printf ("chain ******* (%s:%s)< (%d bytes, %lld) %p",
236 GST_DEBUG_PAD_NAME (pad), GST_BUFFER_SIZE (buf), GST_BUFFER_TIMESTAMP (buf), buf);
238 g_object_notify (G_OBJECT (fakesink), "last_message");
241 g_signal_emit (G_OBJECT (fakesink), gst_fakesink_signals[SIGNAL_HANDOFF], 0, buf, pad);
245 gst_util_dump_mem (GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
248 gst_buffer_unref (buf);
252 gst_fakesink_factory_init (GstElementFactory *factory)
254 gst_elementfactory_add_padtemplate (factory, GST_PADTEMPLATE_GET (fakesink_sink_factory));