mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-27 12:11:13 +00:00
9987a75b1b
Original commit message from CVS: Implemented some test cases... they all fail :-( Added a flag to identity to for loop_based behaviour. Added a signal to fakesink when a buffer is consumed.
132 lines
3.5 KiB
C
132 lines
3.5 KiB
C
/* Gnome-Streamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
*
|
|
* 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 <gstfakesink.h>
|
|
|
|
|
|
GstElementDetails gst_fakesink_details = {
|
|
"Fake Sink",
|
|
"Sink",
|
|
"Black hole for data",
|
|
VERSION,
|
|
"Erik Walthinsen <omega@cse.ogi.edu>",
|
|
"(C) 1999",
|
|
};
|
|
|
|
|
|
/* FakeSink signals and args */
|
|
enum {
|
|
/* FILL ME */
|
|
SIGNAL_HANDOFF,
|
|
LAST_SIGNAL
|
|
};
|
|
|
|
enum {
|
|
ARG_0,
|
|
/* FILL ME */
|
|
};
|
|
|
|
|
|
static void gst_fakesink_class_init(GstFakeSinkClass *klass);
|
|
static void gst_fakesink_init(GstFakeSink *fakesink);
|
|
|
|
static void gst_fakesink_chain(GstPad *pad,GstBuffer *buf);
|
|
|
|
static GstSinkClass *parent_class = NULL;
|
|
static guint gst_fakesink_signals[LAST_SIGNAL] = { 0 };
|
|
|
|
GtkType
|
|
gst_fakesink_get_type (void)
|
|
{
|
|
static GtkType fakesink_type = 0;
|
|
|
|
if (!fakesink_type) {
|
|
static const GtkTypeInfo fakesink_info = {
|
|
"GstFakeSink",
|
|
sizeof(GstFakeSink),
|
|
sizeof(GstFakeSinkClass),
|
|
(GtkClassInitFunc)gst_fakesink_class_init,
|
|
(GtkObjectInitFunc)gst_fakesink_init,
|
|
(GtkArgSetFunc)NULL,
|
|
(GtkArgGetFunc)NULL,
|
|
(GtkClassInitFunc)NULL,
|
|
};
|
|
fakesink_type = gtk_type_unique (GST_TYPE_SINK, &fakesink_info);
|
|
}
|
|
return fakesink_type;
|
|
}
|
|
|
|
static void
|
|
gst_fakesink_class_init (GstFakeSinkClass *klass)
|
|
{
|
|
GtkObjectClass *gtkobject_class;
|
|
GstSinkClass *gstsink_class;
|
|
|
|
gtkobject_class = (GtkObjectClass*)klass;
|
|
gstsink_class = (GstSinkClass*)klass;
|
|
|
|
gst_fakesink_signals[SIGNAL_HANDOFF] =
|
|
gtk_signal_new ("handoff", GTK_RUN_LAST, gtkobject_class->type,
|
|
GTK_SIGNAL_OFFSET (GstFakeSinkClass, handoff),
|
|
gtk_marshal_NONE__NONE, GTK_TYPE_NONE, 0);
|
|
|
|
gtk_object_class_add_signals (gtkobject_class, gst_fakesink_signals,
|
|
LAST_SIGNAL);
|
|
|
|
parent_class = gtk_type_class (GST_TYPE_SINK);
|
|
}
|
|
|
|
static void
|
|
gst_fakesink_init (GstFakeSink *fakesink)
|
|
{
|
|
fakesink->sinkpad = gst_pad_new ("sink", GST_PAD_SINK);
|
|
gst_element_add_pad (GST_ELEMENT (fakesink), fakesink->sinkpad);
|
|
gst_pad_set_chain_function (fakesink->sinkpad, gst_fakesink_chain);
|
|
|
|
// we're ready right away, since we don't have any args...
|
|
// gst_element_set_state(GST_ELEMENT(fakesink),GST_STATE_READY);
|
|
}
|
|
|
|
/**
|
|
* 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 (pad->parent);
|
|
g_print("(%s:%s)< ",GST_DEBUG_PAD_NAME(pad));
|
|
|
|
gst_buffer_unref (buf);
|
|
|
|
gtk_signal_emit (GTK_OBJECT (fakesink), gst_fakesink_signals[SIGNAL_HANDOFF],
|
|
fakesink);
|
|
|
|
}
|