/* GStreamer * Copyright (C) 1999,2000 Erik Walthinsen * 2000 Wim Taymans * * gstfakesink.c: * * 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. */ #include GstElementDetails gst_fakesink_details = { "Fake Sink", "Sink", "Black hole for data", VERSION, "Erik Walthinsen ", "(C) 1999", }; /* FakeSink signals and args */ enum { /* FILL ME */ SIGNAL_HANDOFF, LAST_SIGNAL }; enum { ARG_0, ARG_NUM_SINKS, ARG_SILENT, }; GST_PADTEMPLATE_FACTORY (fakesink_sink_factory, "sink%d", GST_PAD_SINK, GST_PAD_REQUEST, NULL /* no caps */ ); static void gst_fakesink_class_init (GstFakeSinkClass *klass); static void gst_fakesink_init (GstFakeSink *fakesink); static GstPad* gst_fakesink_request_new_pad (GstElement *element, GstPadTemplate *templ); static void gst_fakesink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gst_fakesink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); static void gst_fakesink_chain (GstPad *pad, GstBuffer *buf); static gboolean gst_fakesink_event (GstPad *pad, void *event); static GstElementClass *parent_class = NULL; static guint gst_fakesink_signals[LAST_SIGNAL] = { 0 }; GType gst_fakesink_get_type (void) { static GType fakesink_type = 0; if (!fakesink_type) { static const GTypeInfo fakesink_info = { sizeof(GstFakeSinkClass), NULL, NULL, (GClassInitFunc)gst_fakesink_class_init, NULL, NULL, sizeof(GstFakeSink), 0, (GInstanceInitFunc)gst_fakesink_init, }; fakesink_type = g_type_register_static (GST_TYPE_ELEMENT, "GstFakeSink", &fakesink_info, 0); } return fakesink_type; } static void gst_fakesink_class_init (GstFakeSinkClass *klass) { GObjectClass *gobject_class; GstElementClass *gstelement_class; gobject_class = (GObjectClass*)klass; gstelement_class = (GstElementClass*)klass; parent_class = g_type_class_ref (GST_TYPE_ELEMENT); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_NUM_SINKS, g_param_spec_int ("num_sinks", "num_sinks", "num_sinks", 1, G_MAXINT, 1, G_PARAM_READABLE)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SILENT, g_param_spec_boolean ("silent", "silent", "silent", FALSE, G_PARAM_READWRITE)); gst_fakesink_signals[SIGNAL_HANDOFF] = g_signal_new ("handoff", G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstFakeSinkClass, handoff), NULL, NULL, g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1, G_TYPE_POINTER); gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_fakesink_set_property); gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_fakesink_get_property); gstelement_class->request_new_pad = GST_DEBUG_FUNCPTR (gst_fakesink_request_new_pad); } static void gst_fakesink_init (GstFakeSink *fakesink) { GstPad *pad; pad = gst_pad_new ("sink", GST_PAD_SINK); gst_element_add_pad (GST_ELEMENT (fakesink), pad); gst_pad_set_chain_function (pad, GST_DEBUG_FUNCPTR (gst_fakesink_chain)); gst_pad_set_event_function (pad, GST_DEBUG_FUNCPTR (gst_fakesink_event)); fakesink->sinkpads = g_slist_prepend (NULL, pad); fakesink->numsinkpads = 1; fakesink->silent = FALSE; } static GstPad* gst_fakesink_request_new_pad (GstElement *element, GstPadTemplate *templ) { gchar *name; GstPad *sinkpad; GstFakeSink *fakesink; g_return_val_if_fail (GST_IS_FAKESINK (element), NULL); if (templ->direction != GST_PAD_SINK) { g_warning ("gstfakesink: request new pad that is not a SINK pad\n"); return NULL; } fakesink = GST_FAKESINK (element); name = g_strdup_printf ("sink%d", fakesink->numsinkpads); sinkpad = gst_pad_new_from_template (templ, name); gst_element_add_pad (GST_ELEMENT (fakesink), sinkpad); fakesink->sinkpads = g_slist_prepend (fakesink->sinkpads, sinkpad); fakesink->numsinkpads++; return sinkpad; } static void gst_fakesink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GstFakeSink *sink; /* it's not null if we got it, but it might not be ours */ sink = GST_FAKESINK (object); switch (prop_id) { case ARG_SILENT: sink->silent = g_value_get_boolean (value); break; default: break; } } static void gst_fakesink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GstFakeSink *sink; /* it's not null if we got it, but it might not be ours */ g_return_if_fail (GST_IS_FAKESINK (object)); sink = GST_FAKESINK (object); switch (prop_id) { case ARG_NUM_SINKS: g_value_set_int (value, sink->numsinkpads); break; case ARG_SILENT: g_value_set_boolean (value, sink->silent); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } /** * gst_fakesink_chain: * @pad: the pad this faksink is connected to * @buf: the buffer that has to be absorbed * * take the buffer from the pad and unref it without doing * anything with it. */ static void gst_fakesink_chain (GstPad *pad, GstBuffer *buf) { GstFakeSink *fakesink; g_return_if_fail (pad != NULL); g_return_if_fail (GST_IS_PAD (pad)); g_return_if_fail (buf != NULL); fakesink = GST_FAKESINK (gst_pad_get_parent (pad)); if (!fakesink->silent) g_print("fakesink: chain ******* (%s:%s)< (%d bytes, %llu) \n", GST_DEBUG_PAD_NAME (pad), GST_BUFFER_SIZE (buf), GST_BUFFER_TIMESTAMP (buf)); g_signal_emit (G_OBJECT (fakesink), gst_fakesink_signals[SIGNAL_HANDOFF], 0, buf); gst_buffer_unref (buf); } gboolean gst_fakesink_factory_init (GstElementFactory *factory) { gst_elementfactory_add_padtemplate (factory, GST_PADTEMPLATE_GET (fakesink_sink_factory)); return TRUE; } static gboolean gst_fakesink_event (GstPad *pad, void *event) { GST_DEBUG (GST_CAT_EVENT, "fakesink has event %d on pad %s:%s\n",(gint)event,GST_DEBUG_PAD_NAME(pad)); if ((gint)event == GST_EVENT_EOS) { GST_DEBUG(GST_CAT_EVENT, "have EOS\n"); } }