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/* Video conversion functions
* Copyright (C) 2010 David Schleef <ds@schleef.org>
*
* 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 __COLORSPACE_H__
#define __COLORSPACE_H__
#include <gst/video/video.h>
#include "gstcms.h"
G_BEGIN_DECLS
typedef struct _VideoConvert VideoConvert;
typedef enum {
DITHER_NONE,
DITHER_VERTERR,
DITHER_HALFTONE
} ColorSpaceDitherMethod;
struct _VideoConvert {
GstVideoInfo in_info;
GstVideoInfo out_info;
gint width;
gint height;
gint in_bits;
gint out_bits;
gint cmatrix[4][4];
ColorSpaceDitherMethod dither;
guint8 *tmpline8;
guint16 *tmpline16;
guint16 *errline;
void (*convert) (VideoConvert *convert, GstVideoFrame *dest, const GstVideoFrame *src);
void (*matrix) (VideoConvert *convert, guint8 * pixels);
void (*matrix16) (VideoConvert *convert, guint16 * pixels);
void (*dither16) (VideoConvert *convert, guint16 * pixels, int j);
};
VideoConvert * videoconvert_convert_new (GstVideoInfo *in_info,
GstVideoInfo *out_info);
void videoconvert_convert_free (VideoConvert * convert);
void videoconvert_convert_set_dither (VideoConvert * convert, int type);
void videoconvert_convert_convert (VideoConvert * convert,
GstVideoFrame *dest, const GstVideoFrame *src);
G_END_DECLS
#endif /* __GST_COLORSPACE_H__ */
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