ARNOLD: Qt Driver Callback

void qtIPR(uint32_t x, uint32_t y, uint32_t width, uint32_t height, uint8_t* buffer, void* data)
{
    qDebug() << "Status:\t" << AiRenderGetStatus();
//    qDebug() << "RENDERING = " << AI_RENDER_STATUS_RENDERING;
//    qDebug() << "FINISHED = " << AI_RENDER_STATUS_FINISHED;
//    qDebug() << "FAILED = " << AI_RENDER_STATUS_FAILED;

    //uint8_t* pixel = (uint8_t*)AiMalloc(x * y * sizeof(uint8_t) * 4);
    uint8_t* pixel = buffer;

    if (AiRenderGetStatus() == 5){
        AiFree(&buffer);
        AiFree(&data);
        AiFree(&pixel);
    }

    else{

    if (buffer != nullptr)

    {

        try{

            qDebug() << "Used Memory:\t" << AiMsgUtilGetUsedMemory() / 1048576 << "MB";
            qDebug() << "X:\t" << x;
            qDebug() << "Y:\t" << y;
            qDebug() << "Width:\t" << width;
            qDebug() << "Height:\t" << height;
            qDebug() << buffer;
            qDebug() << "buffer length" << sizeof (buffer) / sizeof (u_int8_t);
            for(unsigned int i = 0; i < height; ++i) {
                for(unsigned int j = 0; j < width; ++j, pixel += 3) {
                    float r = pixel[0];
                    float g = pixel[1];
                    float b = pixel[2];
                    float a = pixel[3];
                    qDebug() << "R " << r << "G " << g << "B " << b << "A " << a;
                    // Do something with r, g, b


               }

             }


            //delete pixel;
            //qDebug() << "Freeing objects";
            //AiFree(&pixel);

            if (data != nullptr){
                qDebug() << "found data:";
                qDebug() << "Data:\t" << data;
            }

    }
        catch(...){
            qDebug() << "Freeing objects";
            AiFree(&buffer);
            AiFree(&data);


        }
    }
}
}