| // |
| // Copyright © 2020 Arm Ltd and Contributors. All rights reserved. |
| // SPDX-License-Identifier: MIT |
| // |
| #pragma once |
| |
| #include "DetectedObject.hpp" |
| #include "Types.hpp" |
| |
| #include <opencv2/opencv.hpp> |
| |
| #include <vector> |
| |
| const cv::InterpolationFlags DefaultResizeFlag = cv::INTER_NEAREST; |
| |
| /** |
| * @brief Function to process the decoded results from the inference, and overlay the detail onto the provided frame |
| * @param[in] decodedResults the decoded results from the inference output. |
| * @param[in] inputFrame the frame to overlay the inference output details onto. |
| * @param[in] labels the label set associated with the trained model used. |
| */ |
| void AddInferenceOutputToFrame(od::DetectedObjects& decodedResults, |
| cv::Mat& inputFrame, |
| std::vector<std::tuple<std::string, common::BBoxColor>>& labels); |
| |
| /** |
| * @brief Function to resize a frame while keeping aspect ratio. |
| * |
| * @param[in] frame the frame we want to resize from. |
| * @param[out] dest the frame we want to resize into. |
| * @param[in] aspectRatio aspect ratio to use when resizing. |
| */ |
| void ResizeFrame(const cv::Mat& frame, cv::Mat& dest, const common::Size& aspectRatio); |
| |
| /** |
| * @brief Function to pad a frame. |
| * @param[in] src the frame we want to pad. |
| * @param[out] dest the frame we want to store the result. |
| * @param[in] bottom padding to use on bottom of the frame. |
| * @param[in] right padding to use on the right of the frame. |
| */ |
| void PadFrame(const cv::Mat& src, cv::Mat& dest, int bottom, int right); |
| |
| /** |
| * Resize frame to the destination size and pad if necessary to preserve initial frame aspect ratio. |
| * |
| * @param frame input frame to resize |
| * @param dest output frame to place resized and padded result |
| * @param cache operation requires intermediate data container. |
| * @param destSize size of the destination frame |
| */ |
| void ResizeWithPad(const cv::Mat& frame, cv::Mat& dest, cv::Mat& cache, const common::Size& destSize); |
| |
| /** |
| * @brief Function to retrieve the cv::scalar color from a RGB tuple. |
| * @param[in] color the tuple form of the RGB color |
| */ |
| static cv::Scalar GetScalarColorCode(std::tuple<int, int, int> color); |