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-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtMediaServices module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 2.1 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 2.1 requirements
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QPAINTERVIDEOSURFACE_P_H
-#define QPAINTERVIDEOSURFACE_P_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists purely as an
-// implementation detail. This header file may change from version to
-// version without notice, or even be removed.
-//
-// We mean it.
-//
-
-#include <QtCore/qsize.h>
-#include <QtGui/qimage.h>
-#include <QtGui/qmatrix4x4.h>
-#include <QtGui/qpaintengine.h>
-#include <QtMultimedia/qabstractvideosurface.h>
-#include <QtMultimedia/qvideoframe.h>
-
-
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-class QGLContext;
-
-class QVideoSurfacePainter
-{
-public:
- virtual ~QVideoSurfacePainter();
-
- virtual QList<QVideoFrame::PixelFormat> supportedPixelFormats(
- QAbstractVideoBuffer::HandleType handleType) const = 0;
-
- virtual bool isFormatSupported(
- const QVideoSurfaceFormat &format, QVideoSurfaceFormat *similar) const = 0;
-
- virtual QAbstractVideoSurface::Error start(const QVideoSurfaceFormat &format) = 0;
- virtual void stop() = 0;
-
- virtual QAbstractVideoSurface::Error setCurrentFrame(const QVideoFrame &frame) = 0;
-
- virtual QAbstractVideoSurface::Error paint(
- const QRectF &target, QPainter *painter, const QRectF &source) = 0;
-
- virtual void updateColors(int brightness, int contrast, int hue, int saturation) = 0;
-};
-
-class Q_MEDIASERVICES_EXPORT QPainterVideoSurface : public QAbstractVideoSurface
-{
- Q_OBJECT
-public:
- explicit QPainterVideoSurface(QObject *parent = 0);
- ~QPainterVideoSurface();
-
- QList<QVideoFrame::PixelFormat> supportedPixelFormats(
- QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
-
- bool isFormatSupported(
- const QVideoSurfaceFormat &format, QVideoSurfaceFormat *similar = 0) const;
-
- bool start(const QVideoSurfaceFormat &format);
- void stop();
-
- bool present(const QVideoFrame &frame);
-
- int brightness() const;
- void setBrightness(int brightness);
-
- int contrast() const;
- void setContrast(int contrast);
-
- int hue() const;
- void setHue(int hue);
-
- int saturation() const;
- void setSaturation(int saturation);
-
- bool isReady() const;
- void setReady(bool ready);
-
- void paint(QPainter *painter, const QRectF &target, const QRectF &source = QRectF(0, 0, 1, 1));
-
-#if !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_1_CL) && !defined(QT_OPENGL_ES_1)
- const QGLContext *glContext() const;
- void setGLContext(QGLContext *context);
-
- enum ShaderType
- {
- NoShaders = 0x00,
- FragmentProgramShader = 0x01,
- GlslShader = 0x02
- };
-
- Q_DECLARE_FLAGS(ShaderTypes, ShaderType)
-
- ShaderTypes supportedShaderTypes() const;
-
- ShaderType shaderType() const;
- void setShaderType(ShaderType type);
-#endif
-
-Q_SIGNALS:
- void frameChanged();
-
-private:
- void createPainter();
-
- QVideoSurfacePainter *m_painter;
-#if !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_1_CL) && !defined(QT_OPENGL_ES_1)
- QGLContext *m_glContext;
- ShaderTypes m_shaderTypes;
- ShaderType m_shaderType;
-#endif
- int m_brightness;
- int m_contrast;
- int m_hue;
- int m_saturation;
-
- QVideoFrame::PixelFormat m_pixelFormat;
- QSize m_frameSize;
- QRect m_sourceRect;
- bool m_colorsDirty;
- bool m_ready;
-};
-
-#if !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_1_CL) && !defined(QT_OPENGL_ES_1)
-Q_DECLARE_OPERATORS_FOR_FLAGS(QPainterVideoSurface::ShaderTypes)
-#endif
-
-QT_END_NAMESPACE
-
-QT_END_HEADER
-
-#endif