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//
// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include <catch.hpp>
#include <opencv2/opencv.hpp>
#include "ImageUtils.hpp"
#include "Types.hpp"
std::vector<std::tuple<int, int>> GetBoundingBoxPoints(std::vector<od::DetectedObject>& decodedResults,
cv::Mat imageMat)
{
std::vector<std::tuple<int, int>> bboxes;
for(const od::DetectedObject& object : decodedResults)
{
const od::BoundingBox& bbox = object.GetBoundingBox();
if (bbox.GetX() + bbox.GetWidth() > imageMat.cols)
{
for (int y = bbox.GetY(); y < bbox.GetY() + bbox.GetHeight(); ++y)
{
bboxes.emplace_back(std::tuple<int, int>{bbox.GetX(), y});
}
for (int x = bbox.GetX(); x < imageMat.cols; ++x)
{
bboxes.emplace_back(std::tuple<int, int>{x, bbox.GetY() + bbox.GetHeight() - 1});
}
for (int y = bbox.GetY(); y < bbox.GetY() + bbox.GetHeight(); ++y)
{
bboxes.emplace_back(std::tuple<int, int>{imageMat.cols - 1, y});
}
}
else if (bbox.GetY() + bbox.GetHeight() > imageMat.rows)
{
for (int y = bbox.GetY(); y < imageMat.rows; ++y)
{
bboxes.emplace_back(std::tuple<int, int>{bbox.GetX(), y});
}
for (int x = bbox.GetX(); x < bbox.GetX() + bbox.GetWidth(); ++x)
{
bboxes.emplace_back(std::tuple<int, int>{x, imageMat.rows - 1});
}
for (int y = bbox.GetY(); y < imageMat.rows; ++y)
{
bboxes.emplace_back(std::tuple<int, int>{bbox.GetX() + bbox.GetWidth() - 1, y});
}
}
else
{
for (int y = bbox.GetY(); y < bbox.GetY() + bbox.GetHeight(); ++y)
{
bboxes.emplace_back(std::tuple<int, int>{bbox.GetX(), y});
}
for (int x = bbox.GetX(); x < bbox.GetX() + bbox.GetWidth(); ++x)
{
bboxes.emplace_back(std::tuple<int, int>{x, bbox.GetY() + bbox.GetHeight() - 1});
}
for (int y = bbox.GetY(); y < bbox.GetY() + bbox.GetHeight(); ++y)
{
bboxes.emplace_back(std::tuple<int, int>{bbox.GetX() + bbox.GetWidth() - 1, y});
}
}
}
return bboxes;
}
static std::string GetResourceFilePath(std::string filename)
{
std::string testResources = TEST_RESOURCE_DIR;
if (0 == testResources.size())
{
throw "Invalid test resources directory provided";
}
else
{
if(testResources.back() != '/')
{
return testResources + "/" + filename;
}
else
{
return testResources + filename;
}
}
}
TEST_CASE("Test Adding Inference output to frame")
{
//todo: re-write test to use static detections
std::string testResources = TEST_RESOURCE_DIR;
REQUIRE(testResources != "");
std::vector<std::tuple<std::string, common::BBoxColor>> labels;
common::BBoxColor c
{
.colorCode = std::make_tuple (0, 0, 255)
};
auto bboxInfo = std::make_tuple ("person", c);
od::BoundingBox bbox(10, 10, 50, 50);
od::DetectedObject detection(0, "person", bbox, 0.75);
labels.push_back(bboxInfo);
od::DetectedObjects detections;
cv::Mat frame = cv::imread(GetResourceFilePath("basketball1.png"), cv::IMREAD_COLOR);
detections.push_back(detection);
AddInferenceOutputToFrame(detections, frame, labels);
std::vector<std::tuple<int, int>> bboxes = GetBoundingBoxPoints(detections, frame);
// Check that every point is the expected color
for(std::tuple<int, int> tuple : bboxes)
{
cv::Point p(std::get<0>(tuple), std::get<1>(tuple));
CHECK(static_cast<int>(frame.at<cv::Vec3b>(p)[0]) == 0);
CHECK(static_cast<int>(frame.at<cv::Vec3b>(p)[1]) == 0);
CHECK(static_cast<int>(frame.at<cv::Vec3b>(p)[2]) == 255);
}
}
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