sources/gst-plugins/gst-nvinferserver/gstnvinferserver_meta_utils.h

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2020-2026 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 __GSTNVINFERSERVER_META_UTILS_H__
#define __GSTNVINFERSERVER_META_UTILS_H__
 
#include <vector>
#include <string>
 
#include "infer_utils.h"
#include "infer_datatypes.h"
#include "nvdsinferserver_plugin.pb.h"
#include "infer_post_datatypes.h"
#include "nvdsmeta.h"
#include "nvdsinfer.h"
 
namespace dsis = nvdsinferserver;
namespace ic = nvdsinferserver::config;
 
namespace gstnvinferserver {
 
void attachDetectionMetadata(
    NvDsFrameMeta* frameMeta, NvDsObjectMeta* parentObj,
    const NvDsInferDetectionOutput& detection_output, float scaleX, float scaleY,
    uint32_t offsetLeft, uint32_t offsetTop, uint32_t roiLeft, uint32_t roiTop, uint32_t roiWidth,
    uint32_t roiHeight, uint32_t imageWidth, uint32_t imageHeight, uint32_t uniqueId, const ic::PluginControl& config);
 
void attachClassificationMetadata(
    NvDsObjectMeta* objMeta, NvDsFrameMeta* frameMeta, NvDsRoiMeta* roiMeta,
    const InferClassificationOutput& objInfo, uint32_t uniqueId, const std::string& classifierType,
    uint32_t imageWidth, uint32_t imageHeight);
 
void mergeClassificationOutput(
    InferClassificationOutput& cache, const InferClassificationOutput& newRes);
 
void attachSegmentationMetadata(
    NvDsObjectMeta* objMeta, NvDsFrameMeta* frameMeta, NvDsRoiMeta* roiMeta,
    const NvDsInferSegmentationOutput& segmentation_output, dsis::SharedIBatchBuffer& buf);
 
void attachTensorOutputMeta(
    NvDsObjectMeta* objMeta, NvDsFrameMeta* frameMeta, NvDsRoiMeta* roiMeta, uint32_t uniqueId,
    const std::vector<dsis::SharedIBatchBuffer>& tensors, uint32_t batchIdx,
    const NvDsInferNetworkInfo& inputInfo, bool maintainAspectRatio, bool symmetricPadding);
 
void attachFullTensorOutputMeta(
    NvDsBatchMeta* batchMeta, uint32_t uniqueId,
    const std::vector<dsis::SharedIBatchBuffer>& tensors, const NvDsInferNetworkInfo& inputInfo);
}
 
#endif /* __GSTNVINFERSERVER_META_UTILS_H__ */