hyperion.ng/test/TestBlackBorderDetector.cpp

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// STL includes
#include <random>
// Hyperion includes
#include <utils/ColorRgb.h>
// Blackborder includes
#include <blackborder/BlackBorderDetector.h>
using namespace hyperion;
ColorRgb randomColor()
{
const uint8_t randomRedValue = uint8_t(rand() % (std::numeric_limits<uint8_t>::max() + 1));
const uint8_t randomGreenValue = uint8_t(rand() % (std::numeric_limits<uint8_t>::max() + 1));
const uint8_t randomBlueValue = uint8_t(rand() % (std::numeric_limits<uint8_t>::max() + 1));
return {randomRedValue, randomGreenValue, randomBlueValue};
}
Image<ColorRgb> createImage(unsigned width, unsigned height, unsigned topBorder, unsigned leftBorder)
{
Image<ColorRgb> image(width, height);
for (unsigned x=0; x<image.width(); ++x)
{
for (unsigned y=0; y<image.height(); ++y)
{
if (y < topBorder || x < leftBorder)
{
image(x,y) = ColorRgb::BLACK;
}
else
{
image(x,y) = randomColor();
}
}
}
return image;
}
int TC_NO_BORDER()
{
int result = 0;
BlackBorderDetector detector(3);
{
Image<ColorRgb> image = createImage(64, 64, 0, 0);
BlackBorder border = detector.process(image);
if (border.unknown != false && border.horizontalSize != 0 && border.verticalSize != 0)
{
std::cerr << "Failed to correctly detect no border" << std::endl;
result = -1;
}
else std::cout << "Correctly detected no border" << std::endl;
}
return result;
}
int TC_TOP_BORDER()
{
int result = 0;
BlackBorderDetector detector(3);
{
Image<ColorRgb> image = createImage(64, 64, 12, 0);
BlackBorder border = detector.process(image);
if (border.unknown != false && border.horizontalSize == 12 && border.verticalSize != 0)
{
std::cerr << "Failed to correctly detect horizontal border with correct size" << std::endl;
result = -1;
}
else std::cout << "Correctly detected horizontal border with correct size" << std::endl;
}
return result;
}
int TC_LEFT_BORDER()
{
int result = 0;
BlackBorderDetector detector(3);
{
Image<ColorRgb> image = createImage(64, 64, 0, 12);
BlackBorder border = detector.process(image);
if (border.unknown != false && border.horizontalSize != 0 && border.verticalSize == 12)
{
std::cerr << "Failed to correctly detect vertical border with correct size" << std::endl;
result = -1;
}
else std::cout << "Correctly detected vertical border with correct size" << std::endl;
}
return result;
}
int TC_DUAL_BORDER()
{
int result = 0;
BlackBorderDetector detector(3);
{
Image<ColorRgb> image = createImage(64, 64, 12, 12);
BlackBorder border = detector.process(image);
if (border.unknown != false && border.horizontalSize == 12 && border.verticalSize == 12)
{
std::cerr << "Failed to correctly detect two-sided border" << std::endl;
result = -1;
}
else std::cout << "Correctly detected two-sided border" << std::endl;
}
return result;
}
int TC_UNKNOWN_BORDER()
{
int result = 0;
BlackBorderDetector detector(3);
{
Image<ColorRgb> image = createImage(64, 64, 30, 30);
BlackBorder border = detector.process(image);
if (border.unknown != true)
{
std::cerr << "Failed to correctly detect unknown border" << std::endl;
result = -1;
}
else std::cout << "Correctly detected unknown border" << std::endl;
}
return result;
}
int main()
{
TC_NO_BORDER();
TC_TOP_BORDER();
TC_LEFT_BORDER();
TC_DUAL_BORDER();
TC_UNKNOWN_BORDER();
return 0;
}