Éanna Ó Catháin | 919c14e | 2020-09-14 17:36:49 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2020 Arm Ltd and Contributors. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | #pragma once |
| 6 | |
| 7 | #include "DetectedObject.hpp" |
| 8 | #include "Types.hpp" |
| 9 | |
| 10 | #include <opencv2/opencv.hpp> |
| 11 | |
| 12 | #include <vector> |
| 13 | |
| 14 | const cv::InterpolationFlags DefaultResizeFlag = cv::INTER_NEAREST; |
| 15 | |
| 16 | /** |
| 17 | * @brief Function to process the decoded results from the inference, and overlay the detail onto the provided frame |
| 18 | * @param[in] decodedResults the decoded results from the inference output. |
| 19 | * @param[in] inputFrame the frame to overlay the inference output details onto. |
| 20 | * @param[in] labels the label set associated with the trained model used. |
| 21 | */ |
| 22 | void AddInferenceOutputToFrame(od::DetectedObjects& decodedResults, |
| 23 | cv::Mat& inputFrame, |
Éanna Ó Catháin | c6ab02a | 2021-04-07 14:35:25 +0100 | [diff] [blame] | 24 | std::vector<std::tuple<std::string, common::BBoxColor>>& labels); |
Éanna Ó Catháin | 919c14e | 2020-09-14 17:36:49 +0100 | [diff] [blame] | 25 | |
| 26 | /** |
| 27 | * @brief Function to resize a frame while keeping aspect ratio. |
| 28 | * |
| 29 | * @param[in] frame the frame we want to resize from. |
| 30 | * @param[out] dest the frame we want to resize into. |
| 31 | * @param[in] aspectRatio aspect ratio to use when resizing. |
| 32 | */ |
Éanna Ó Catháin | c6ab02a | 2021-04-07 14:35:25 +0100 | [diff] [blame] | 33 | void ResizeFrame(const cv::Mat& frame, cv::Mat& dest, const common::Size& aspectRatio); |
Éanna Ó Catháin | 919c14e | 2020-09-14 17:36:49 +0100 | [diff] [blame] | 34 | |
| 35 | /** |
| 36 | * @brief Function to pad a frame. |
| 37 | * @param[in] src the frame we want to pad. |
| 38 | * @param[out] dest the frame we want to store the result. |
| 39 | * @param[in] bottom padding to use on bottom of the frame. |
| 40 | * @param[in] right padding to use on the right of the frame. |
| 41 | */ |
| 42 | void PadFrame(const cv::Mat& src, cv::Mat& dest, int bottom, int right); |
| 43 | |
| 44 | /** |
| 45 | * Resize frame to the destination size and pad if necessary to preserve initial frame aspect ratio. |
| 46 | * |
| 47 | * @param frame input frame to resize |
| 48 | * @param dest output frame to place resized and padded result |
| 49 | * @param cache operation requires intermediate data container. |
| 50 | * @param destSize size of the destination frame |
| 51 | */ |
Éanna Ó Catháin | c6ab02a | 2021-04-07 14:35:25 +0100 | [diff] [blame] | 52 | void ResizeWithPad(const cv::Mat& frame, cv::Mat& dest, cv::Mat& cache, const common::Size& destSize); |
Éanna Ó Catháin | 919c14e | 2020-09-14 17:36:49 +0100 | [diff] [blame] | 53 | |
| 54 | /** |
| 55 | * @brief Function to retrieve the cv::scalar color from a RGB tuple. |
| 56 | * @param[in] color the tuple form of the RGB color |
| 57 | */ |
| 58 | static cv::Scalar GetScalarColorCode(std::tuple<int, int, int> color); |