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/*
* GStreamer
* Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com>
*
* 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.
*/
#ifndef _GST_GL_FILTERSOBEL_H_
#define _GST_GL_FILTERSOBEL_H_
#include <gstglfilter.h>
#define GST_TYPE_GL_FILTERSOBEL (gst_gl_filtersobel_get_type())
#define GST_GL_FILTERSOBEL(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_FILTERSOBEL,GstGLFilterSobel))
#define GST_IS_GL_FILTERSOBEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_FILTERSOBEL))
#define GST_GL_FILTERSOBEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_GL_FILTERSOBEL,GstGLFilterSobelClass))
#define GST_IS_GL_FILTERSOBEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_GL_FILTERSOBEL))
#define GST_GL_FILTERSOBEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_GL_FILTERSOBEL,GstGLFilterSobelClass))
typedef struct _GstGLFilterSobel GstGLFilterSobel;
typedef struct _GstGLFilterSobelClass GstGLFilterSobelClass;
struct _GstGLFilterSobel
{
GstGLFilter filter;
GstGLShader *hconv;
GstGLShader *vconv;
GstGLShader *len;
GstGLShader *desat;
GLuint midtexture[5];
gboolean invert;
};
struct _GstGLFilterSobelClass
{
GstGLFilterClass filter_class;
};
GType gst_gl_glfiltersobel_get_type (void);
#endif /* _GST_GL_FILTERSOBEL_H_ */
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