C++ KisFilterSP::process方法代码示例

bool KisCrashFilterTest::applyFilter(const KoColorSpace * cs,  KisFilterSP f)
{

    QImage qimage(QString(FILES_DATA_DIR) + QDir::separator() + "carrot.png");

    KisPaintDeviceSP dev = new KisPaintDevice(cs);
//    dev->fill(0, 0, 100, 100, dev->defaultPixel());
    dev->convertFromQImage(qimage, 0, 0, 0);

    // Get the predefined configuration from a file
    KisFilterConfigurationSP  kfc = f->defaultConfiguration(dev);

    QFile file(QString(FILES_DATA_DIR) + QDir::separator() + f->id() + ".cfg");
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
        dbgKrita << "creating new file for " << f->id();
        file.open(QIODevice::WriteOnly | QIODevice::Text);
        QTextStream out(&file);
        out.setCodec("UTF-8");
        out << kfc->toXML();
    } else {
        QString s;
        QTextStream in(&file);
        in.setCodec("UTF-8");
        s = in.readAll();
        kfc->fromXML(s);
    }
    dbgKrita << f->id() << ", " << cs->id() << ", " << cs->profile()->name();// << kfc->toXML() << "\n";

    f->process(dev, QRect(QPoint(0,0), qimage.size()), kfc);

    return true;

}

void KisFilterTest::testWithProgressUpdater()
{
    TestUtil::TestProgressBar * bar = new TestUtil::TestProgressBar();
    KoProgressUpdater* pu = new KoProgressUpdater(bar);
    KoUpdaterPtr updater = pu->startSubtask();

    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();

    QImage qimage(QString(FILES_DATA_DIR) + QDir::separator() + "hakonepa.png");
    QImage inverted(QString(FILES_DATA_DIR) + QDir::separator() + "inverted_hakonepa.png");
    KisPaintDeviceSP dev = new KisPaintDevice(cs);
    dev->convertFromQImage(qimage, 0, 0, 0);

    KisFilterSP f = KisFilterRegistry::instance()->value("invert");
    Q_ASSERT(f);

    KisFilterConfiguration * kfc = f->defaultConfiguration(0);
    Q_ASSERT(kfc);

    f->process(dev, QRect(QPoint(0,0), qimage.size()), kfc, updater);

    QPoint errpoint;
    if (!TestUtil::compareQImages(errpoint, inverted, dev->convertToQImage(0, 0, 0, qimage.width(), qimage.height()))) {
        dev->convertToQImage(0, 0, 0, qimage.width(), qimage.height()).save("filtertest.png");
        QFAIL(QString("Failed to create inverted image, first different pixel: %1,%2 ").arg(errpoint.x()).arg(errpoint.y()).toLatin1());
    }
    delete pu;
    delete bar;
}

bool applyFilter(const KoColorSpace * cs,  KisFilterSP f)
{

    QImage qimage(QString(FILES_DATA_DIR) + QDir::separator() + "lena.png");

    KisPaintDeviceSP dev = new KisPaintDevice(cs);
//    dev->fill(0, 0, 100, 100, dev->defaultPixel());
    dev->convertFromQImage(qimage, "", 0, 0);

    // Get the predefined configuration from a file
    KisFilterConfiguration * kfc = f->defaultConfiguration(dev);

    QFile file(QString(FILES_DATA_DIR) + QDir::separator() + f->id() + ".cfg");
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
        qDebug() << "creating new file for " << f->id();
        file.open(QIODevice::WriteOnly | QIODevice::Text);
        QTextStream out(&file);
        out << kfc->toXML();
    } else {
        QString s;
        QTextStream in(&file);
        s = in.readAll();
        kfc->fromXML(s);
    }
    qDebug() << f->id() << ", " << cs->id() << ", " << cs->profile()->name();// << kfc->toXML() << "\n";

    KisConstProcessingInformation src(dev,  QPoint(0, 0), 0);
    KisProcessingInformation dst(dev, QPoint(0, 0), 0);

    f->process(src, dst, qimage.size(), kfc);

    return true;

}

void KisFilterTest::testDifferentSrcAndDst()
{
    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();

    QImage qimage(QString(FILES_DATA_DIR) + QDir::separator() + "hakonepa.png");
    QImage inverted(QString(FILES_DATA_DIR) + QDir::separator() + "inverted_hakonepa.png");
    KisPaintDeviceSP src = new KisPaintDevice(cs);
    KisPaintDeviceSP dst = new KisPaintDevice(cs);
    KisSelectionSP sel = new KisSelection(new KisSelectionDefaultBounds(src));
    sel->getOrCreatePixelSelection()->invert(); // select everything
    sel->updateProjection();

    src->convertFromQImage(qimage, 0, 0, 0);

    KisFilterSP f = KisFilterRegistry::instance()->value("invert");
    Q_ASSERT(f);

    KisFilterConfiguration * kfc = f->defaultConfiguration(0);
    Q_ASSERT(kfc);

    f->process(src, dst, sel, QRect(QPoint(0,0), qimage.size()), kfc);

    QPoint errpoint;
    if (!TestUtil::compareQImages(errpoint, inverted, dst->convertToQImage(0, 0, 0, qimage.width(), qimage.height()))) {
        dst->convertToQImage(0, 0, 0, qimage.width(), qimage.height()).save("filtertest.png");
        QFAIL(QString("Failed to create inverted image, first different pixel: %1,%2 ").arg(errpoint.x()).arg(errpoint.y()).toLatin1());
    }
}

void KisLevelFilterBenchmark::benchmarkFilter()
{
    KisFilterSP filter = KisFilterRegistry::instance()->value("levels");
    //KisFilterConfigurationSP  kfc = filter->defaultConfiguration(m_device);

    KisColorTransformationConfiguration * kfc= new KisColorTransformationConfiguration("levels", 1);

    kfc->setProperty("blackvalue", 75);
    kfc->setProperty("whitevalue", 231);
    kfc->setProperty("gammavalue", 1.0);
    kfc->setProperty("outblackvalue", 0);
    kfc->setProperty("outwhitevalue", 255);
    // Get the predefined configuration from a file
    QFile file(QString(FILES_DATA_DIR) + QDir::separator() + filter->id() + ".cfg");
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
        file.open(QIODevice::WriteOnly | QIODevice::Text);
        QTextStream out(&file);
        out.setCodec("UTF-8");
        out << kfc->toXML();
    } else {
        QString s;
        QTextStream in(&file);
        in.setCodec("UTF-8");
        s = in.readAll();
        kfc->fromXML(s);
    }

    QSize size = KritaUtils::optimalPatchSize();
    QVector<QRect> rects = KritaUtils::splitRectIntoPatches(QRect(0, 0, GMP_IMAGE_WIDTH,GMP_IMAGE_HEIGHT), size);

    QBENCHMARK{
        Q_FOREACH (const QRect &rc, rects) {
            filter->process(m_device, rc, kfc);
        }
    }

void KisBContrastBenchmark::benchmarkFilter()
{
    KisFilterSP filter = KisFilterRegistry::instance()->value("brightnesscontrast");
    KisFilterConfigurationSP  kfc = filter->defaultConfiguration(m_device);

    // Get the predefined configuration from a file
    QFile file(QString(FILES_DATA_DIR) + QDir::separator() + filter->id() + ".cfg");
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
        file.open(QIODevice::WriteOnly | QIODevice::Text);
        QTextStream out(&file);
        out.setCodec("UTF-8");
        out << kfc->toXML();
    } else {
        QString s;
        QTextStream in(&file);
        in.setCodec("UTF-8");
        s = in.readAll();
        kfc->fromXML(s);
    }

    QSize size = KritaUtils::optimalPatchSize();
    QVector<QRect> rects = KritaUtils::splitRectIntoPatches(QRect(0, 0, GMP_IMAGE_WIDTH,GMP_IMAGE_HEIGHT), size);

    QBENCHMARK{
        Q_FOREACH (const QRect &rc, rects) {
            filter->process(m_device, rc, kfc);
        }
    }

QRect KisFilterMask::decorateRect(KisPaintDeviceSP &src,
                                  KisPaintDeviceSP &dst,
                                  const QRect & rc,
                                  PositionToFilthy maskPos) const
{
    Q_UNUSED(maskPos);

    KisSafeFilterConfigurationSP filterConfig = filter();

    Q_ASSERT(nodeProgressProxy());
    Q_ASSERT_X(src != dst, "KisFilterMask::decorateRect",
               "src must be != dst, because we cant create transactions "
               "during merge, as it breaks reentrancy");

    if (!filterConfig) {
        return QRect();
    }

    KisFilterSP filter =
        KisFilterRegistry::instance()->value(filterConfig->name());

    if (!filter) {
        warnKrita << "Could not retrieve filter \"" << filterConfig->name() << "\"";
        return QRect();
    }

    KIS_ASSERT_RECOVER_NOOP(this->busyProgressIndicator());
    this->busyProgressIndicator()->update();

    filter->process(src, dst, 0, rc, filterConfig.data(), 0);

    QRect r = filter->changedRect(rc, filterConfig.data(), dst->defaultBounds()->currentLevelOfDetail());
    return r;
}

void KisFilterTest::testOldDataApiAfterCopy()
{
    QRect updateRect(0,0,63,63);

    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    quint8 *whitePixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, whitePixel);
    cs->setOpacity(whitePixel, OPACITY_OPAQUE_U8, 1);

    KisPaintDeviceSP tmp = new KisPaintDevice(cs);

    KisPaintDeviceSP src = new KisPaintDevice(cs);
    src->fill(0, 0, 50, 50, whitePixel);

    /**
     * Make a full copy here to catch the bug.
     * Buggy memento manager would make a commit
     * that is not good.
     */
    KisPaintDeviceSP dst = new KisPaintDevice(*src);

    /**
     * This would write go to a new revision in a buggy
     * memento manager
     */
    dst->clear(updateRect);

    KisFilterSP f = KisFilterRegistry::instance()->value("invert");
    Q_ASSERT(f);
    KisFilterConfiguration * kfc = f->defaultConfiguration(0);
    Q_ASSERT(kfc);

    /**
     * This filter reads from oldRawData, so if we have some
     * weirdness with transactions it will read from old and non-cleared
     * version of the device and we will see a black square instead
     * of empty device in tmp
     */
    f->process(dst, tmp, 0, updateRect, kfc);

    /**
     * In theory, both devices: dst and tmp must be empty by now
     */
    KisPaintDeviceSP reference = new KisPaintDevice(cs);

    QImage refImage = reference->convertToQImage(0,0,0,63,63);
    QImage dstImage = dst->convertToQImage(0,0,0,63,63);
    QImage tmpImage = tmp->convertToQImage(0,0,0,63,63);

    QPoint pt;
    QVERIFY(TestUtil::compareQImages(pt, refImage, dstImage));
    QVERIFY(TestUtil::compareQImages(pt, refImage, tmpImage));

}

void KisFilterTest::testBlurFilterApplicationRect()
{
    QRect filterRect(10,10,40,40);
    QRect src1Rect(5,5,50,50);
    QRect src2Rect(0,0,60,60);

    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    quint8 *whitePixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, whitePixel);
    cs->setOpacity(whitePixel, OPACITY_OPAQUE_U8, 1);

    KisPaintDeviceSP src1 = new KisPaintDevice(cs);
    src1->fill(src1Rect.left(),src1Rect.top(),src1Rect.width(),src1Rect.height(), whitePixel);

    KisPaintDeviceSP src2 = new KisPaintDevice(cs);
    src2->fill(src2Rect.left(),src2Rect.top(),src2Rect.width(),src2Rect.height(), whitePixel);

    KisPaintDeviceSP dst1 = new KisPaintDevice(cs);
    KisPaintDeviceSP dst2 = new KisPaintDevice(cs);

    KisFilterSP f = KisFilterRegistry::instance()->value("blur");
    Q_ASSERT(f);
    KisFilterConfiguration * kfc = f->defaultConfiguration(0);
    Q_ASSERT(kfc);

    f->process(src1, dst1, 0, filterRect, kfc);
    f->process(src2, dst2, 0, filterRect, kfc);

    KisPaintDeviceSP reference = new KisPaintDevice(cs);
    reference->fill(filterRect.left(),filterRect.top(),filterRect.width(),filterRect.height(), whitePixel);

    QImage refImage = reference->convertToQImage(0,10,10,40,40);
    QImage dst1Image = dst1->convertToQImage(0,10,10,40,40);
    QImage dst2Image = dst2->convertToQImage(0,10,10,40,40);

    //dst1Image.save("DST1.png");
    //dst2Image.save("DST2.png");

    QPoint pt;
    QVERIFY(TestUtil::compareQImages(pt, refImage, dst1Image));
    QVERIFY(TestUtil::compareQImages(pt, refImage, dst2Image));
}

void KisBlurBenchmark::benchmarkFilter()
{
    KisFilterSP filter = KisFilterRegistry::instance()->value("blur");
    KisFilterConfiguration * kfc = filter->defaultConfiguration(m_device);
    // Get the predefined configuration from a file
    QFile file(QString(FILES_DATA_DIR) + QDir::separator() + filter->id() + ".cfg");
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
        file.open(QIODevice::WriteOnly | QIODevice::Text);
        QTextStream out(&file);
        out << kfc->toXML();
    } else {
        QString s;
        QTextStream in(&file);
        s = in.readAll();
        kfc->fromXML(s);
    }

    QBENCHMARK{
        filter->process(m_device, QRect(0, 0, GMP_IMAGE_WIDTH,GMP_IMAGE_HEIGHT), kfc);
    }
}