hyperion.ng/test/TestBlackBorderProcessor.cpp

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// STL includes
#include <cassert>
#include <random>
#include <iostream>
// Utils includes
#include <utils/Image.h>
#include <utils/ColorRgb.h>
// Local-Hyperion includes
#include "hyperion/BlackBorderProcessor.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 main()
{
unsigned unknownCnt = 600;
unsigned borderCnt = 50;
unsigned blurCnt = 0;
BlackBorderProcessor processor(unknownCnt, borderCnt, blurCnt);
// Start with 'no border' detection
Image<ColorRgb> noBorderImage = createImage(64, 64, 0, 0);
for (unsigned i=0; i<10; ++i)
{
bool newBorder = processor.process(noBorderImage);
if (i == 0)
{
// Switch to 'no border' should immediate
if (!newBorder)
{
std::cerr << "Failed to detect 'no border' when required" << std::endl;
exit(EXIT_FAILURE);
}
}
else
{
if (newBorder)
{
std::cerr << "Incorrectly detected new border, when there in none" << std::endl;
exit(EXIT_FAILURE);
}
}
}
// Verify that the border is indeed
if (processor.getCurrentBorder().unknown != false || processor.getCurrentBorder().horizontalSize != 0 || processor.getCurrentBorder().verticalSize != 0)
{
std::cerr << "Incorrectlty identified 'no border'" << std::endl;
exit(EXIT_FAILURE);
}
int borderSize = 12;
Image<ColorRgb> horzImage = createImage(64, 64, borderSize, 0);
for (unsigned i=0; i<borderCnt*2; ++i)
{
bool newBorder = processor.process(horzImage);
if (i == borderCnt)
{
if (!newBorder)
{
std::cerr << "Failed to detect 'horizontal border' when required after " << borderCnt << " images" << std::endl;
exit(EXIT_FAILURE);
}
}
else
{
if (newBorder)
{
std::cerr << "Incorrectly detected new border, when there in none" << std::endl;
exit(EXIT_FAILURE);
}
}
}
if (processor.getCurrentBorder().unknown != false || processor.getCurrentBorder().horizontalSize != borderSize || processor.getCurrentBorder().verticalSize != 0)
{
std::cerr << "Incorrectlty found 'horizontal border' (" << processor.getCurrentBorder().unknown << "," << processor.getCurrentBorder().horizontalSize << "," << processor.getCurrentBorder().verticalSize << ")" << std::endl;
exit(EXIT_FAILURE);
}
// Switch back (in one shot) to no border
if (!processor.process(noBorderImage) || (processor.getCurrentBorder().unknown != false || processor.getCurrentBorder().horizontalSize != 0 || processor.getCurrentBorder().verticalSize != 0))
{
std::cerr << "Failed to switch back to 'no border' with one image" << std::endl;
exit(EXIT_FAILURE);
}
Image<ColorRgb> vertImage = createImage(64, 64, 0, borderSize);
for (unsigned i=0; i<borderCnt*2; ++i)
{
bool newBorder = processor.process(vertImage);
if (i == borderCnt)
{
if (!newBorder)
{
std::cerr << "Failed to detect 'vertical border' when required after " << borderCnt << " images" << std::endl;
exit(EXIT_FAILURE);
}
}
else
{
if (newBorder)
{
std::cerr << "Incorrectly detected new border, when there in none" << std::endl;
exit(EXIT_FAILURE);
}
}
}
if (processor.getCurrentBorder().unknown != false || processor.getCurrentBorder().horizontalSize != 0 || processor.getCurrentBorder().verticalSize != borderSize)
{
std::cerr << "Incorrectlty found 'vertical border'" << std::endl;
exit(EXIT_FAILURE);
}
// Switch back (in one shot) to no border
assert(processor.process(noBorderImage));
assert(processor.getCurrentBorder().type == BlackBorder::none);
return 0;
}