sources/includes/nvds_roi_meta.h

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2021-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: Apache-2.0
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef __NVDS_ROI_META_H__
#define __NVDS_ROI_META_H__
 
#include "nvdsmeta.h"
 
#define DS_MAX_POLYGON_POINTS 8
 
typedef struct NvBufSurfaceParams NvBufSurfaceParams;
 
typedef struct _NvDsFrameMeta NvDsFrameMeta;
 
typedef struct _NvDsObjectMeta NvDsObjectMeta;
 
typedef GList NvDsClassifierMetaList;
 
typedef GList NvDsUserMetaList;
 
typedef enum
{
  NvDsDataType_FP32,
  NvDsDataType_UINT8,
  NvDsDataType_INT8,
  NvDsDataType_UINT32,
  NvDsDataType_INT32,
  NvDsDataType_INT64,
  NvDsDataType_UINT64,
  NvDsDataType_FP16,
} NvDsDataType;
 
typedef enum
{
  NvDsUnitType_FullFrame = 0,
  NvDsUnitType_ROI,
  NvDsUnitType_Object,
} NvDsUnitType;
 
typedef struct NvDsRoiMeta
{
  /* per roi information */
  NvOSD_RectParams roi;
 
  guint roi_polygon[DS_MAX_POLYGON_POINTS][2];
 
  /* Scaled & converted buffer to processing width/height */
  NvBufSurfaceParams *converted_buffer;
 
  /* Deepstream frame meta */
  NvDsFrameMeta *frame_meta;
 
  gdouble scale_ratio_x;
 
  gdouble scale_ratio_y;
 
  gdouble offset_left;
 
  gdouble offset_top;
 
  NvDsClassifierMetaList *classifier_meta_list;
 
  NvDsUserMetaList *roi_user_meta_list;
 
  /* Deepstream object meta */
  NvDsObjectMeta *object_meta;
 
} NvDsRoiMeta;
 
#endif