includes/gst-nvdscustomevent.h

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2022-2023 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
 * 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_NVDSCUSTOMEVENT_H__
#define __GST_NVDSCUSTOMEVENT_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)),
    GST_NVEVENT_OSD_PROCESS_MODE_UPDATE
        = GST_EVENT_MAKE_TYPE (408, FLAG (DOWNSTREAM) | FLAG (SERIALIZED))
  } GstNvDsCustomEventType;
#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);
 
 
  GstEvent *gst_nvevent_osd_process_mode_update (gchar * stream_id,
      guint process_mode);
 
  void gst_nvevent_parse_osd_process_mode_update (GstEvent * event,
      gchar ** stream_id, guint * process_mode);
 
#ifdef __cplusplus
}
#endif
 
#endif