From 883bad7ef34c3429b3338d5544a8cdf3b60cd1e8 Mon Sep 17 00:00:00 2001 From: Isabella Gottardi Date: Mon, 15 Jul 2019 17:33:07 +0100 Subject: COMPMID-1849: Add DetectorPostProcess operator Part1 - Rework of CPPNonMaximumSuppression Change-Id: I2b34fbd12188db49b0ac050a12312494eeefd819 Signed-off-by: Isabella Gottardi Reviewed-on: https://review.mlplatform.org/c/1585 Comments-Addressed: Arm Jenkins Tested-by: Arm Jenkins Reviewed-by: Michele Di Giorgio --- .../CPP/functions/CPPNonMaximumSuppression.h | 67 ++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 arm_compute/runtime/CPP/functions/CPPNonMaximumSuppression.h (limited to 'arm_compute/runtime/CPP/functions/CPPNonMaximumSuppression.h') diff --git a/arm_compute/runtime/CPP/functions/CPPNonMaximumSuppression.h b/arm_compute/runtime/CPP/functions/CPPNonMaximumSuppression.h new file mode 100644 index 0000000000..dfb3a81b7f --- /dev/null +++ b/arm_compute/runtime/CPP/functions/CPPNonMaximumSuppression.h @@ -0,0 +1,67 @@ +/* + * 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__ */ -- cgit v1.2.1