--- /dev/null
+/* GStreamer Color Balance
+ * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
+ *
+ * colorbalancechannel.c: colorbalance channel object design
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "colorbalancechannel.h"
+
+/**
+ * SECTION:gstcolorbalancechannel
+ * @short_description: Object representing a channel from the #GstColorBalance
+ * interface.
+ *
+ * <refsect2><para>The #GstColorBalanceChannel object represents a parameter
+ * for modifying the color balance implemented by an element providing the
+ * #GstColorBalance interface. For example, Hue or Saturation.
+ * </para></refsect2>
+ */
+
+enum
+{
+ /* FILL ME */
+ SIGNAL_VALUE_CHANGED,
+ LAST_SIGNAL
+};
+
+static void gst_color_balance_channel_class_init (GstColorBalanceChannelClass *
+ klass);
+static void gst_color_balance_channel_init (GstColorBalanceChannel * balance);
+static void gst_color_balance_channel_dispose (GObject * object);
+
+static GObjectClass *parent_class = NULL;
+static guint signals[LAST_SIGNAL] = { 0 };
+
+GType
+gst_color_balance_channel_get_type (void)
+{
+ static GType gst_color_balance_channel_type = 0;
+
+ if (!gst_color_balance_channel_type) {
+ static const GTypeInfo color_balance_channel_info = {
+ sizeof (GstColorBalanceChannelClass),
+ NULL,
+ NULL,
+ (GClassInitFunc) gst_color_balance_channel_class_init,
+ NULL,
+ NULL,
+ sizeof (GstColorBalanceChannel),
+ 0,
+ (GInstanceInitFunc) gst_color_balance_channel_init,
+ NULL
+ };
+
+ gst_color_balance_channel_type =
+ g_type_register_static (G_TYPE_OBJECT,
+ "GstColorBalanceChannel", &color_balance_channel_info, 0);
+ }
+
+ return gst_color_balance_channel_type;
+}
+
+static void
+gst_color_balance_channel_class_init (GstColorBalanceChannelClass * klass)
+{
+ GObjectClass *object_klass = (GObjectClass *) klass;
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ /**
+ * GstColorBalanceChannel::value-changed:
+ * @channel: The #GstColorBalanceChannel
+ * @value: The new value
+ *
+ * Fired when the value of the indicated channel has changed.
+ */
+ signals[SIGNAL_VALUE_CHANGED] =
+ g_signal_new ("value-changed", G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GstColorBalanceChannelClass,
+ value_changed),
+ NULL, NULL, g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
+
+ object_klass->dispose = gst_color_balance_channel_dispose;
+}
+
+static void
+gst_color_balance_channel_init (GstColorBalanceChannel * channel)
+{
+ channel->label = NULL;
+ channel->min_value = channel->max_value = 0;
+}
+
+static void
+gst_color_balance_channel_dispose (GObject * object)
+{
+ GstColorBalanceChannel *channel = GST_COLOR_BALANCE_CHANNEL (object);
+
+ if (channel->label)
+ g_free (channel->label);
+
+ channel->label = NULL;
+
+ if (parent_class->dispose)
+ parent_class->dispose (object);
+}