gst_license_plate_recognition/gstdsexample.h
nqthai199@gmail.com df3dd9a705 first commit
2022-09-15 09:26:49 +07:00

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/**
* Copyright (c) 2017-2021, 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_DSEXAMPLE_H__
#define __GST_DSEXAMPLE_H__
#include <gst/base/gstbasetransform.h>
#include <gst/video/video.h>
/* Open CV headers */
#ifdef WITH_OPENCV
#include "opencv2/imgproc/imgproc.hpp"
#include "opencv2/highgui/highgui.hpp"
#endif
#include <cuda.h>
#include <cuda_runtime.h>
#include "nvbufsurface.h"
#include "nvbufsurftransform.h"
#include "gst-nvquery.h"
#include "gstnvdsmeta.h"
#include "dsexample_lib/dsexample_lib.h"
/* Package and library details required for plugin_init */
#define PACKAGE "dsexample"
#define VERSION "1.0"
#define LICENSE "Proprietary"
#define DESCRIPTION "NVIDIA example 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 _GstDsExample GstDsExample;
typedef struct _GstDsExampleClass GstDsExampleClass;
/* Standard boilerplate stuff */
#define GST_TYPE_DSEXAMPLE (gst_dsexample_get_type())
#define GST_DSEXAMPLE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DSEXAMPLE,GstDsExample))
#define GST_DSEXAMPLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DSEXAMPLE,GstDsExampleClass))
#define GST_DSEXAMPLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_DSEXAMPLE, GstDsExampleClass))
#define GST_IS_DSEXAMPLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DSEXAMPLE))
#define GST_IS_DSEXAMPLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DSEXAMPLE))
#define GST_DSEXAMPLE_CAST(obj) ((GstDsExample *)(obj))
struct _GstDsExample
{
GstBaseTransform base_trans;
// Context of the custom algorithm library
DsExampleCtx *dsexamplelib_ctx;
// 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;
// Frame number of the current input buffer
guint64 frame_num;
// CUDA Stream used for allocating the CUDA task
cudaStream_t cuda_stream;
// Host buffer to store RGB data for use by algorithm
void *host_rgb_buf;
// the intermediate scratch buffer for conversions RGBA
NvBufSurface *inter_buf;
#ifdef WITH_OPENCV
// OpenCV mat containing RGB data
cv::Mat *cvmat;
#endif
// Input video info (resolution, color format, framerate, etc)
GstVideoInfo video_info;
// Resolution at which frames/objects should be processed
gint processing_width;
gint processing_height;
// Flag which defince igpu/dgpu
guint is_integrated;
// Amount of objects processed in single call to algorithm
guint batch_size;
// GPU ID on which we expect to execute the task
guint gpu_id;
// Boolean indicating if entire frame or cropped objects should be processed
gboolean process_full_frame;
// Boolean indicating if to blur the detected objects
gboolean blur_objects;
};
// Boiler plate stuff
struct _GstDsExampleClass
{
GstBaseTransformClass parent_class;
};
GType gst_dsexample_get_type (void);
G_END_DECLS
#endif /* __GST_DSEXAMPLE_H__ */