/**
 * Copyright (c) 2017-2020, NVIDIA CORPORATION.  All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

#ifndef __GST_MINIMAL_H__
#define __GST_MINIMAL_H__

#include <gst/base/gstbasetransform.h>
#include <gst/video/video.h>

/* Open CV headers */

#include <cuda.h>
#include <cuda_runtime.h>
#include "nvbufsurface.h"
#include "nvbufsurftransform.h"
#include "gst-nvquery.h"
#include "gstnvdsmeta.h"
#include "nvdsmeta_schema.h"

/* Package and library details required for plugin_init */
#define PACKAGE "minimal"
#define VERSION "1.0"
#define LICENSE "Proprietary"
#define DESCRIPTION "Hensoldt sequence generator plugin for integration with DeepStream on DGPU"
#define BINARY_PACKAGE "NVIDIA DeepStream 3rdparty IP integration example plugin"
#define URL "http://nvidia.com/"


G_BEGIN_DECLS
/* Standard boilerplate stuff */
typedef struct _GstMinimal GstMinimal;
typedef struct _GstMinimalClass GstMinimalClass;

/* Standard boilerplate stuff */
#define GST_TYPE_MINIMAL (gst_minimal_get_type())
#define GST_MINIMAL(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MINIMAL,GstMinimal))
#define GST_MINIMAL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MINIMAL,GstMinimalClass))
#define GST_MINIMAL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_MINIMAL, GstMinimalClass))
#define GST_IS_MINIMAL(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MINIMAL))
#define GST_IS_MINIMAL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MINIMAL))
#define GST_MINIMAL_CAST(obj)  ((GstMinimal *)(obj))

struct _GstMinimal
{
	GstBaseTransform base_trans;

	// Unique ID of the element. The labels generated by the element will be
	// updated at index `unique_id` of attr_info array in NvDsObjectParams.
	guint unique_id;
	guint gpuId;

	//GstPad *sinkpad, *srcpad;

	// Frame number of the current input buffer
	guint64 frame_num;

	// CUDA Stream used for allocating the CUDA task
	cudaStream_t cuda_stream;

	NvBufSurface *inter_buf;
	// Input video info (resolution, color format, framerate, etc)
	GstVideoInfo video_info;

	// Resolution at which frames/objects should be processed


};

// Boiler plate stuff
struct _GstMinimalClass
{
	GstBaseTransformClass parent_class;
};

GType gst_minimal_get_type (void);

G_END_DECLS
#endif /* __GST_MINIMAL_H__ */