blob: 8b9f921f4a528d339748a8e86ef582393c996a84 [file] [log] [blame]
/* GStreamer
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_VIDEO_BALANCE_H__
#define __GST_VIDEO_BALANCE_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideofilter.h>
G_BEGIN_DECLS
#define GST_TYPE_VIDEO_BALANCE \
(gst_video_balance_get_type())
#define GST_VIDEO_BALANCE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_BALANCE,GstVideoBalance))
#define GST_VIDEO_BALANCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_BALANCE,GstVideoBalanceClass))
#define GST_IS_VIDEO_BALANCE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_BALANCE))
#define GST_IS_VIDEO_BALANCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_BALANCE))
typedef struct _GstVideoBalance GstVideoBalance;
typedef struct _GstVideoBalanceClass GstVideoBalanceClass;
/**
* GstVideoBalance:
*
* Opaque data structure.
*/
struct _GstVideoBalance {
GstVideoFilter videofilter;
/* < private > */
/* channels for interface */
GList *channels;
/* properties */
gdouble contrast;
gdouble brightness;
gdouble hue;
gdouble saturation;
/* tables */
guint8 tabley[256];
guint8 *tableu[256];
guint8 *tablev[256];
void (*process) (GstVideoBalance *balance, GstVideoFrame *frame);
};
struct _GstVideoBalanceClass {
GstVideoFilterClass parent_class;
};
GType gst_video_balance_get_type(void);
G_END_DECLS
#endif /* __GST_VIDEO_BALANCE_H__ */