gst-nvcustomevent.h

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: MIT
 *
 * 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
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 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */
 
#ifndef __GST_NVCUSTOMEVENT_H__
#define __GST_NVCUSTOMEVENT_H__
 
#include <gst/gst.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
 
typedef struct RoiDimension{
  gchar roi_id[128];
  guint left;
  guint top;
  guint width;
  guint height;
} RoiDimension;
 
#define FLAG(name) GST_EVENT_TYPE_##name
 
typedef enum {
  GST_NVEVENT_ROI_UPDATE
    = GST_EVENT_MAKE_TYPE (406, FLAG(DOWNSTREAM) | FLAG(SERIALIZED)),
  GST_NVEVENT_INFER_INTERVAL_UPDATE
    = GST_EVENT_MAKE_TYPE (407, FLAG(DOWNSTREAM) | FLAG(SERIALIZED))
} GstNvCustomEventType;
#undef FLAG
 
GstEvent * gst_nvevent_new_roi_update (gchar* stream_id, guint roi_count, RoiDimension *roi_dim);
 
void gst_nvevent_parse_roi_update (GstEvent * event, gchar** stream_id, guint *roi_count, RoiDimension **roi_dim);
 
GstEvent * gst_nvevent_infer_interval_update (gchar* stream_id, guint interval);
 
void gst_nvevent_parse_infer_interval_update (GstEvent * event, gchar** stream_id, guint *interval);
 
#ifdef __cplusplus
}
#endif
 
#endif