gst_plugins_base/gst-libs/gst/interfaces/tunerchannel.c
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 08:53:32 +0200
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child 8 4a7fac7dd34a
permissions -rw-r--r--
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/* GStreamer Tuner
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 * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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 *
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 * tunerchannel.c: tuner channel object design
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Library General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Library General Public License for more details.
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 *
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 * You should have received a copy of the GNU Library General Public
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 * License along with this library; if not, write to the
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 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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 * Boston, MA 02111-1307, USA.
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 */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "tunerchannel.h"
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enum
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{
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  /* FILL ME */
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  SIGNAL_FREQUENCY_CHANGED,
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  SIGNAL_SIGNAL_CHANGED,
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  LAST_SIGNAL
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};
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static void gst_tuner_channel_class_init (GstTunerChannelClass * klass);
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static void gst_tuner_channel_init (GstTunerChannel * channel);
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static void gst_tuner_channel_dispose (GObject * object);
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static GObjectClass *parent_class = NULL;
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static guint signals[LAST_SIGNAL] = { 0 };
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#ifdef __SYMBIAN32__
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EXPORT_C
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#endif
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GType
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gst_tuner_channel_get_type (void)
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{
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  static GType gst_tuner_channel_type = 0;
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  if (!gst_tuner_channel_type) {
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    static const GTypeInfo tuner_channel_info = {
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      sizeof (GstTunerChannelClass),
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      NULL,
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      NULL,
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      (GClassInitFunc) gst_tuner_channel_class_init,
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      NULL,
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      NULL,
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      sizeof (GstTunerChannel),
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      0,
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      (GInstanceInitFunc) gst_tuner_channel_init,
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      NULL
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    };
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    gst_tuner_channel_type =
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        g_type_register_static (G_TYPE_OBJECT,
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        "GstTunerChannel", &tuner_channel_info, 0);
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  }
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  return gst_tuner_channel_type;
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}
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static void
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gst_tuner_channel_class_init (GstTunerChannelClass * klass)
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{
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  GObjectClass *object_klass = (GObjectClass *) klass;
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  parent_class = g_type_class_peek_parent (klass);
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  signals[SIGNAL_FREQUENCY_CHANGED] =
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      g_signal_new ("frequency-changed", G_TYPE_FROM_CLASS (klass),
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      G_SIGNAL_RUN_LAST,
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      G_STRUCT_OFFSET (GstTunerChannelClass,
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          frequency_changed),
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      NULL, NULL, g_cclosure_marshal_VOID__ULONG, G_TYPE_NONE, 1, G_TYPE_ULONG);
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  signals[SIGNAL_SIGNAL_CHANGED] =
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      g_signal_new ("signal-changed", G_TYPE_FROM_CLASS (klass),
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      G_SIGNAL_RUN_LAST,
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      G_STRUCT_OFFSET (GstTunerChannelClass,
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          signal_changed),
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      NULL, NULL, g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
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  object_klass->dispose = gst_tuner_channel_dispose;
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}
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static void
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gst_tuner_channel_init (GstTunerChannel * channel)
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{
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  channel->label = NULL;
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  channel->flags = 0;
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  channel->min_frequency = channel->max_frequency = 0;
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  channel->min_signal = channel->max_signal = 0;
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}
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static void
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gst_tuner_channel_dispose (GObject * object)
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{
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  GstTunerChannel *channel = GST_TUNER_CHANNEL (object);
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  if (channel->label) {
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    g_free (channel->label);
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parents:
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    channel->label = NULL;
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parents:
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  }
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parents:
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   115
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  if (parent_class->dispose)
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    parent_class->dispose (object);
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parents:
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   118
}