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/* 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_DSP66_VIDEO_KERNEL_H__
#define __GST_DSP66_VIDEO_KERNEL_H__


#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideofilter.h>

G_BEGIN_DECLS

#define GST_TYPE_DSP66_VIDEO_KERNEL \
  (gst_dsp66_video_kernel_get_type())
#define GST_DSP66_VIDEO_KERNEL(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DSP66_VIDEO_KERNEL,GstDsp66VideoKernel))
#define GST_DSP66_VIDEO_KERNEL_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DSP66_VIDEO_KERNEL,GstDsp66VideoKernelClass))
#define GST_IS_DSP66_VIDEO_KERNEL(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DSP66_VIDEO_KERNEL))
#define GST_IS_DSP66_VIDEO_KERNEL_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DSP66_VIDEO_KERNEL))

typedef struct _GstDsp66VideoKernel GstDsp66VideoKernel;
typedef struct _GstDsp66VideoKernelClass GstDsp66VideoKernelClass;

typedef enum
{
  GST_DSP66_VIDEO_KERNEL_FILTERSIZE_5  = 5,
  GST_DSP66_VIDEO_KERNEL_FILTERSIZE_9  = 9,
  GST_DSP66_VIDEO_KERNEL_FILTERSIZE_25 = 25
} GstDsp66VideoKernelFilterSize;

typedef enum {
  GST_DSP66_VIDEO_KERNELTYPE_MEDIAN = 0,
  GST_DSP66_VIDEO_KERNELTYPE_SOBEL  = 1,
  GST_DSP66_VIDEO_KERNELTYPE_CONV   = 2,
  GST_DSP66_VIDEO_KERNELTYPE_CANNY  = 3
} GstDsp66VideoKernelType;

struct _GstDsp66VideoKernel {
  GstVideoFilter parent;
  GstDsp66VideoKernelFilterSize filtersize;
  GstDsp66VideoKernelType kerneltype;
  gboolean lum_only;
};

struct _GstDsp66VideoKernelClass {
  GstVideoFilterClass parent_class;
};

GType gst_dsp66_video_kernel_get_type (void);

G_END_DECLS

#endif /* __GST_DSP66_VIDEO_KERNEL_H__ */