delaygrabelement.h
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/* Webcamoid, webcam capture application.
* Copyright (C) 2016 Gonzalo Exequiel Pedone
*
* Webcamoid is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Webcamoid is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Webcamoid. If not, see <http://www.gnu.org/licenses/>.
*
* Web-Site: http://webcamoid.github.io/
*/
#ifndef DELAYGRABELEMENT_H
#define DELAYGRABELEMENT_H
#include <iak/akelement.h>
class DelayGrabElementPrivate;
class DelayGrabElement: public AkElement
{
Q_OBJECT
Q_PROPERTY(DelayGrabMode mode
READ mode
WRITE setMode
RESET resetMode
NOTIFY modeChanged)
Q_PROPERTY(int blockSize
READ blockSize
WRITE setBlockSize
RESET resetBlockSize
NOTIFY blockSizeChanged)
Q_PROPERTY(int nFrames
READ nFrames
WRITE setNFrames
RESET resetNFrames
NOTIFY nFramesChanged)
public:
enum DelayGrabMode
{
// Random delay with square distribution
DelayGrabModeRandomSquare,
// Vertical stripes of increasing delay outward from center
DelayGrabModeVerticalIncrease,
// Horizontal stripes of increasing delay outward from center
DelayGrabModeHorizontalIncrease,
// Rings of increasing delay outward from center
DelayGrabModeRingsIncrease
};
Q_ENUM(DelayGrabMode)
DelayGrabElement();
~DelayGrabElement();
Q_INVOKABLE DelayGrabMode mode() const;
Q_INVOKABLE int blockSize() const;
Q_INVOKABLE int nFrames() const;
private:
DelayGrabElementPrivate *d;
protected:
QString controlInterfaceProvide(const QString &controlId) const override;
void controlInterfaceConfigure(QQmlContext *context,
const QString &controlId) const override;
AkPacket iVideoStream(const AkVideoPacket &packet) override;
signals:
void modeChanged(DelayGrabMode mode);
void blockSizeChanged(int blockSize);
void nFramesChanged(int nFrames);
void frameSizeChanged(const QSize &frameSize);
public slots:
void setMode(DelayGrabMode mode);
void setBlockSize(int blockSize);
void setNFrames(int nFrames);
void resetMode();
void resetBlockSize();
void resetNFrames();
};
Q_DECL_EXPORT QDataStream &operator >>(QDataStream &istream, DelayGrabElement::DelayGrabMode &mode);
Q_DECL_EXPORT QDataStream &operator <<(QDataStream &ostream, DelayGrabElement::DelayGrabMode mode);
Q_DECLARE_METATYPE(DelayGrabElement::DelayGrabMode)
#endif // DELAYGRABELEMENT_H