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97 lines
3.2 KiB
C
97 lines
3.2 KiB
C
/* GStreamer Color Balance
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* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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*
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* color-balance.h: image color balance interface 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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#ifndef __GST_COLOR_BALANCE_H__
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#define __GST_COLOR_BALANCE_H__
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#include <gst/gst.h>
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#include <gst/colorbalance/colorbalancechannel.h>
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#include <gst/colorbalance/colorbalance-enumtypes.h>
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G_BEGIN_DECLS
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#define GST_TYPE_COLOR_BALANCE \
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(gst_color_balance_get_type ())
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#define GST_COLOR_BALANCE(obj) \
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(GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_COLOR_BALANCE, \
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GstColorBalance))
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#define GST_COLOR_BALANCE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_COLOR_BALANCE, \
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GstColorBalanceClass))
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#define GST_IS_COLOR_BALANCE(obj) \
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(GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_COLOR_BALANCE))
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#define GST_IS_COLOR_BALANCE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_COLOR_BALANCE))
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#define GST_COLOR_BALANCE_GET_CLASS(inst) \
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(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_COLOR_BALANCE, GstColorBalanceClass))
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#define GST_COLOR_BALANCE_TYPE(klass) (klass->balance_type)
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typedef struct _GstColorBalance GstColorBalance;
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typedef enum
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{
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GST_COLOR_BALANCE_HARDWARE,
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GST_COLOR_BALANCE_SOFTWARE
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} GstColorBalanceType;
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typedef struct _GstColorBalanceClass {
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GTypeInterface klass;
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GstColorBalanceType balance_type;
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/* virtual functions */
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const GList * (* list_channels) (GstColorBalance *balance);
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void (* set_value) (GstColorBalance *balance,
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GstColorBalanceChannel *channel,
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gint value);
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gint (* get_value) (GstColorBalance *balance,
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GstColorBalanceChannel *channel);
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/* signals */
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void (* value_changed) (GstColorBalance *balance,
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GstColorBalanceChannel *channel,
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gint value);
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gpointer _gst_reserved[GST_PADDING];
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} GstColorBalanceClass;
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GType gst_color_balance_get_type (void);
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/* virtual class function wrappers */
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const GList *
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gst_color_balance_list_channels (GstColorBalance *balance);
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void gst_color_balance_set_value (GstColorBalance *balance,
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GstColorBalanceChannel *channel,
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gint value);
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gint gst_color_balance_get_value (GstColorBalance *balance,
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GstColorBalanceChannel *channel);
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/* trigger signal */
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void gst_color_balance_value_changed (GstColorBalance *balance,
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GstColorBalanceChannel *channel,
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gint value);
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G_END_DECLS
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#endif /* __GST_COLOR_BALANCE_H__ */
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