Exemplos de wb_auto_step em C++ (Cpp)

Exemplo n.º 1

gboolean auto_whitebalance_cam (const auto_sample_points* data, rgb_tripel* wb )
{
    rgb_tripel old_wb = *wb;

    if (wb->R < WB_IDENTITY)
        wb->R = WB_IDENTITY;
    if (wb->G < WB_IDENTITY)
        wb->G = WB_IDENTITY;
    if (wb->B < WB_IDENTITY)
        wb->B = WB_IDENTITY;
    if (old_wb.R != wb->R || old_wb.G != wb->G || old_wb.B != wb->B)
        return FALSE;

    while ((wb->R > WB_IDENTITY) && (wb->G > WB_IDENTITY) && (wb->B > WB_IDENTITY))
    {
        wb->R -= 1;
        wb->G -= 1;
        wb->B -= 1;
    }

    rgb_tripel averageColor = average_color_cam( data);
    if (wb_auto_step(&averageColor, wb))
    {
        return TRUE;
    }

    wb->R = clip( wb->R, WB_MAX );
    wb->G = clip( wb->G, WB_MAX );
    wb->B = clip( wb->B, WB_MAX );

    GST_INFO("Calculated white balance R:%d G:%d B:%d", wb->R, wb->G, wb->B);

    return FALSE;
}

Exemplo n.º 2

Arquivo: gsttiswhitebalance.c Projeto: MartinSavc/tiscamera

gboolean auto_whitebalance (const auto_sample_points* data, rgb_tripel* wb, guint* resulting_brightness)
{
    rgb_tripel old_wb = *wb;
    if (wb->R < WB_IDENTITY)
        wb->R = WB_IDENTITY;
    if (wb->G < WB_IDENTITY)
        wb->G = WB_IDENTITY;
    if (wb->B < WB_IDENTITY)
        wb->B = WB_IDENTITY;
    if (old_wb.R != wb->R || old_wb.G != wb->G || old_wb.B != wb->B)
        return FALSE;

    while ((wb->R > WB_IDENTITY) && (wb->G > WB_IDENTITY) && (wb->B > WB_IDENTITY))
    {
        wb->R -= 1;
        wb->G -= 1;
        wb->B -= 1;
    }

    unsigned int steps = 0;
    while (steps++ < MAX_STEPS)
    {
        rgb_tripel tmp = simulate_whitebalance( data, wb, TRUE );

        // Simulate white balance once more, this time always on the whole image
        rgb_tripel tmp2 = simulate_whitebalance( data, wb, FALSE );
        *resulting_brightness = calc_brightness_from_clr_avg( tmp2.R, tmp2.G, tmp2.B );

        if (wb_auto_step(&tmp, wb))
        {
            return TRUE;
        }
    }
    wb->R = clip( wb->R, WB_MAX );
    wb->G = clip( wb->G, WB_MAX );
    wb->B = clip( wb->B, WB_MAX );

    return FALSE;
}