facefilter.cpp

#include "facefilter.h"
#include <QVideoFrame>

QVideoFilterRunnable *FaceFilter::createFilterRunnable() {

    return new Runnable(this);
}

QVideoFrame FaceFilter::Runnable::run(QVideoFrame *input, const QVideoSurfaceFormat &,
                                      QVideoFilterRunnable::RunFlags )
{
    if( input->isValid() && input->map(QAbstractVideoBuffer::ReadWrite))
    {

        auto ptr = input->bits();
        for(auto i= 0; i <input->width() * input->height() * 4; i++)
        {
            if(i%4 == 2)
                ptr[i] = 0 ;
        }

        input->unmap();
    }
    return *input;
}