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+/*
+ * Copyright (c) 2019 ARM Limited.
+ *
+ * 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 __ARM_COMPUTE_CPP_NONMAXIMUMSUPPRESSION_LAYER_H__
+#define __ARM_COMPUTE_CPP_NONMAXIMUMSUPPRESSION_LAYER_H__
+
+#include "arm_compute/runtime/CPP/ICPPSimpleFunction.h"
+
+#include "arm_compute/core/Types.h"
+
+namespace arm_compute
+{
+class ITensor;
+
+/** CPP Function to perform non maximum suppression on the bounding boxes and scores
+ *
+ */
+class CPPNonMaximumSuppression : public ICPPSimpleFunction
+{
+public:
+ /** Configure the function to perform non maximal suppression
+ *
+ * @param[in] bboxes The input bounding boxes. Data types supported: F32.
+ * @param[in] scores The corresponding input confidence. Same as @p bboxes.
+ * @param[out] indices The kept indices of bboxes after nms. Data types supported: S32.
+ * @param[in] max_output_size An integer tensor representing the maximum number of boxes to be selected by non max suppression.
+ * @param[in] score_threshold The threshold used to filter detection results.
+ * @param[in] nms_threshold The threshold used in non maximum suppression.
+ *
+ */
+ void configure(const ITensor *bboxes, const ITensor *scores, ITensor *indices, unsigned int max_output_size, const float score_threshold, const float nms_threshold);
+
+ /** Static function to check if given arguments will lead to a valid configuration of @ref CPPNonMaximumSuppression
+ *
+ * @param[in] bboxes The input bounding boxes tensor info. Data types supported: F32.
+ * @param[in] scores The corresponding input confidence tensor info. Same as @p bboxes.
+ * @param[out] indices The kept indices of bboxes after nms tensor info. Data types supported: S32.
+ * @param[in] max_output_size An integer tensor representing the maximum number of boxes to be selected by non max suppression.
+ * @param[in] score_threshold The threshold used to filter detection results.
+ * @param[in] nms_threshold The threshold used in non maximum suppression.
+ *
+ */
+ static Status validate(const ITensorInfo *bboxes, const ITensorInfo *scores, const ITensorInfo *indices, unsigned int max_output_size,
+ const float score_threshold, const float nms_threshold);
+};
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_CPP_NONMAXIMUMSUPPRESSION_LAYER_H__ */