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.
27 #include "gstfdsink.h"
30 GST_DEBUG_CATEGORY_STATIC (gst_fdsink_debug);
31 #define GST_CAT_DEFAULT gst_fdsink_debug
33 GstElementDetails gst_fdsink_details = GST_ELEMENT_DETAILS (
34 "Filedescriptor Sink",
36 "Write data to a file descriptor",
37 "Erik Walthinsen <omega@cse.ogi.edu>"
41 /* FdSink signals and args */
53 #define _do_init(bla) \
54 GST_DEBUG_CATEGORY_INIT (gst_fdsink_debug, "fdsink", 0, "fdsink element");
56 GST_BOILERPLATE_FULL (GstFdSink, gst_fdsink, GstElement, GST_TYPE_ELEMENT, _do_init);
58 static void gst_fdsink_set_property (GObject *object, guint prop_id,
59 const GValue *value, GParamSpec *pspec);
60 static void gst_fdsink_get_property (GObject *object, guint prop_id,
61 GValue *value, GParamSpec *pspec);
63 static void gst_fdsink_chain (GstPad *pad,GstData *_data);
67 gst_fdsink_base_init (gpointer g_class)
69 GstElementClass *gstelement_class = GST_ELEMENT_CLASS (g_class);
71 gst_element_class_set_details (gstelement_class, &gst_fdsink_details);
74 gst_fdsink_class_init (GstFdSinkClass *klass)
76 GObjectClass *gobject_class;
78 gobject_class = G_OBJECT_CLASS (klass);
81 g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_FD,
82 g_param_spec_int ("fd", "fd", "An open file descriptor to write to",
83 0, G_MAXINT, 1, G_PARAM_READWRITE));
85 gobject_class->set_property = gst_fdsink_set_property;
86 gobject_class->get_property = gst_fdsink_get_property;
90 gst_fdsink_init (GstFdSink *fdsink)
92 fdsink->sinkpad = gst_pad_new ("sink", GST_PAD_SINK);
93 gst_element_add_pad (GST_ELEMENT (fdsink), fdsink->sinkpad);
94 gst_pad_set_chain_function (fdsink->sinkpad, gst_fdsink_chain);
100 gst_fdsink_chain (GstPad *pad, GstData *_data)
102 GstBuffer *buf = GST_BUFFER (_data);
105 g_return_if_fail (pad != NULL);
106 g_return_if_fail (GST_IS_PAD (pad));
107 g_return_if_fail (buf != NULL);
109 fdsink = GST_FDSINK (gst_pad_get_parent (pad));
111 g_return_if_fail (fdsink->fd >= 0);
113 if (GST_BUFFER_DATA (buf)) {
114 GST_DEBUG ("writing %d bytes to file descriptor %d",GST_BUFFER_SIZE (buf), fdsink->fd);
115 write (fdsink->fd, GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
118 gst_buffer_unref (buf);
122 gst_fdsink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
126 /* it's not null if we got it, but it might not be ours */
127 g_return_if_fail (GST_IS_FDSINK (object));
129 fdsink = GST_FDSINK (object);
133 fdsink->fd = g_value_get_int (value);
141 gst_fdsink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
145 /* it's not null if we got it, but it might not be ours */
146 g_return_if_fail (GST_IS_FDSINK (object));
148 fdsink = GST_FDSINK (object);
152 g_value_set_int (value, fdsink->fd);