hyperion.ng/libsrc/hyperion/ImageProcessor.cpp

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// Hyperion includes
#include <hyperion/ImageProcessor.h>
#include <utils/ColorTransform.h>
// Local-Hyperion includes
#include "BlackBorderProcessor.h"
#include "ImageToLedsMap.h"
using namespace hyperion;
ImageProcessor::ImageProcessor(const LedString& ledString, bool enableBlackBorderDetector) :
mLedString(ledString),
_enableBlackBorderRemoval(enableBlackBorderDetector),
_borderProcessor(new BlackBorderProcessor(600, 50, 1)),
mImageToLeds(nullptr)
{
// empty
}
ImageProcessor::~ImageProcessor()
{
delete mImageToLeds;
delete _borderProcessor;
}
void ImageProcessor::setSize(const unsigned width, const unsigned height)
{
// Check if the existing buffer-image is already the correct dimensions
if (mImageToLeds && mImageToLeds->width() == width && mImageToLeds->height() == height)
{
return;
}
// Clean up the old buffer and mapping
delete mImageToLeds;
// Construct a new buffer and mapping
mImageToLeds = new ImageToLedsMap(width, height, 0, 0, mLedString.leds());
}
std::vector<RgbColor> ImageProcessor::process(const RgbImage& image)
{
// Ensure that the buffer-image is the proper size
setSize(image.width(), image.height());
// Check black border detection
verifyBorder(image);
// Create a result vector and call the 'in place' functionl
std::vector<RgbColor> colors = mImageToLeds->getMeanLedColor(image);
// return the computed colors
return colors;
}
void ImageProcessor::process(const RgbImage& image, std::vector<RgbColor>& ledColors)
{
// Check black border detection
verifyBorder(image);
// Determine the mean-colors of each led (using the existing mapping)
mImageToLeds->getMeanLedColor(image, ledColors);
}
void ImageProcessor::verifyBorder(const RgbImage& image)
{
if(_enableBlackBorderRemoval && _borderProcessor->process(image))
{
std::cout << "BORDER SWITCH REQUIRED!!" << std::endl;
const BlackBorder border = _borderProcessor->getCurrentBorder();
// Clean up the old mapping
delete mImageToLeds;
switch (border.type)
{
case BlackBorder::none:
case BlackBorder::unknown:
// Construct a new buffer and mapping
mImageToLeds = new ImageToLedsMap(image.width(), image.height(), 0, 0, mLedString.leds());
break;
case BlackBorder::horizontal:
// Construct a new buffer and mapping
mImageToLeds = new ImageToLedsMap(image.width(), image.height(), border.size, 0, mLedString.leds());
break;
case BlackBorder::vertical:
// Construct a new buffer and mapping
mImageToLeds = new ImageToLedsMap(image.width(), image.height(), 0, border.size, mLedString.leds());
break;
}
std::cout << "CURRENT BORDER TYPE: " << _borderProcessor->getCurrentBorder().type << " (size=" << _borderProcessor->getCurrentBorder().size << ")" << std::endl;
}
}