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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2013, OpenCV Foundation, all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#ifndef __OPENCV_TEST_COMMON_HPP__
#define __OPENCV_TEST_COMMON_HPP__
static inline const std::string &getOpenCVExtraDir()
{
return cvtest::TS::ptr()->get_data_path();
}
static inline void normAssert(cv::InputArray ref, cv::InputArray test, const char *comment = "",
double l1 = 0.00001, double lInf = 0.0001)
{
double normL1 = cvtest::norm(ref, test, cv::NORM_L1) / ref.getMat().total();
EXPECT_LE(normL1, l1) << comment;
double normInf = cvtest::norm(ref, test, cv::NORM_INF);
EXPECT_LE(normInf, lInf) << comment;
}
static std::vector<cv::Rect2d> matToBoxes(const cv::Mat& m)
{
EXPECT_EQ(m.type(), CV_32FC1);
EXPECT_EQ(m.dims, 2);
EXPECT_EQ(m.cols, 4);
std::vector<cv::Rect2d> boxes(m.rows);
for (int i = 0; i < m.rows; ++i)
{
CV_Assert(m.row(i).isContinuous());
const float* data = m.ptr<float>(i);
double l = data[0], t = data[1], r = data[2], b = data[3];
boxes[i] = cv::Rect2d(l, t, r - l, b - t);
}
return boxes;
}
static inline void normAssertDetections(const std::vector<int>& refClassIds,
const std::vector<float>& refScores,
const std::vector<cv::Rect2d>& refBoxes,
const std::vector<int>& testClassIds,
const std::vector<float>& testScores,
const std::vector<cv::Rect2d>& testBoxes,
const char *comment = "", double confThreshold = 0.0,
double scores_diff = 1e-5, double boxes_iou_diff = 1e-4)
{
std::vector<bool> matchedRefBoxes(refBoxes.size(), false);
for (int i = 0; i < testBoxes.size(); ++i)
{
double testScore = testScores[i];
if (testScore < confThreshold)
continue;
int testClassId = testClassIds[i];
const cv::Rect2d& testBox = testBoxes[i];
bool matched = false;
for (int j = 0; j < refBoxes.size() && !matched; ++j)
{
if (!matchedRefBoxes[j] && testClassId == refClassIds[j] &&
std::abs(testScore - refScores[j]) < scores_diff)
{
double interArea = (testBox & refBoxes[j]).area();
double iou = interArea / (testBox.area() + refBoxes[j].area() - interArea);
if (std::abs(iou - 1.0) < boxes_iou_diff)
{
matched = true;
matchedRefBoxes[j] = true;
}
}
}
if (!matched)
std::cout << cv::format("Unmatched prediction: class %d score %f box ",
testClassId, testScore) << testBox << std::endl;
EXPECT_TRUE(matched) << comment;
}
// Check unmatched reference detections.
for (int i = 0; i < refBoxes.size(); ++i)
{
if (!matchedRefBoxes[i] && refScores[i] > confThreshold)
{
std::cout << cv::format("Unmatched reference: class %d score %f box ",
refClassIds[i], refScores[i]) << refBoxes[i] << std::endl;
EXPECT_LE(refScores[i], confThreshold) << comment;
}
}
}
// For SSD-based object detection networks which produce output of shape 1x1xNx7
// where N is a number of detections and an every detection is represented by
// a vector [batchId, classId, confidence, left, top, right, bottom].
static inline void normAssertDetections(cv::Mat ref, cv::Mat out, const char *comment = "",
double confThreshold = 0.0, double scores_diff = 1e-5,
double boxes_iou_diff = 1e-4)
{
CV_Assert(ref.total() % 7 == 0);
CV_Assert(out.total() % 7 == 0);
ref = ref.reshape(1, ref.total() / 7);
out = out.reshape(1, out.total() / 7);
cv::Mat refClassIds, testClassIds;
ref.col(1).convertTo(refClassIds, CV_32SC1);
out.col(1).convertTo(testClassIds, CV_32SC1);
std::vector<float> refScores(ref.col(2)), testScores(out.col(2));
std::vector<cv::Rect2d> refBoxes = matToBoxes(ref.colRange(3, 7));
std::vector<cv::Rect2d> testBoxes = matToBoxes(out.colRange(3, 7));
normAssertDetections(refClassIds, refScores, refBoxes, testClassIds, testScores,
testBoxes, comment, confThreshold, scores_diff, boxes_iou_diff);
}
static inline bool checkMyriadTarget()
{
#ifndef HAVE_INF_ENGINE
return false;
#else
cv::dnn::Net net;
cv::dnn::LayerParams lp;
net.addLayerToPrev("testLayer", "Identity", lp);
net.setPreferableBackend(cv::dnn::DNN_BACKEND_INFERENCE_ENGINE);
net.setPreferableTarget(cv::dnn::DNN_TARGET_MYRIAD);
static int inpDims[] = {1, 2, 3, 4};
net.setInput(cv::Mat(4, &inpDims[0], CV_32FC1, cv::Scalar(0)));
try
{
net.forward();
}
catch(...)
{
return false;
}
return true;
#endif
}
static inline bool readFileInMemory(const std::string& filename, std::string& content)
{
std::ios::openmode mode = std::ios::in | std::ios::binary;
std::ifstream ifs(filename.c_str(), mode);
if (!ifs.is_open())
return false;
content.clear();
ifs.seekg(0, std::ios::end);
content.reserve(ifs.tellg());
ifs.seekg(0, std::ios::beg);
content.assign((std::istreambuf_iterator<char>(ifs)),
std::istreambuf_iterator<char>());
return true;
}
#endif