/*  This file is part of the KDE project.

    Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

    This library is free software: you can redistribute it and/or modify

    it under the terms of the GNU Lesser General Public License as published by

    the Free Software Foundation, either version 2.1 or 3 of the License.

    This library 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 Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License

    along with this library.  If not, see <http://www.gnu.org/licenses/>.

*/

#ifndef Phonon_QT7_VIDEOFRAME_H

#define Phonon_QT7_VIDEOFRAME_H

#import <QuartzCore/CVOpenGLTexture.h>

#import <AppKit/NSImage.h>

#undef check // avoid name clash;

#include <QtCore/QRect>

#include <QtGui/QPainter>

#include <QtGui/QImage>

QT_BEGIN_NAMESPACE

class QGLContext;

namespace Phonon

{

namespace QT7

{

    class QuickTimeVideoPlayer;

	class QNSBitmapImage;

    class VideoFrame

    {

        public:

            VideoFrame();

            VideoFrame(QuickTimeVideoPlayer *videoPlayer);

            VideoFrame(const VideoFrame& frame);

            void operator=(const VideoFrame& frame);

            ~VideoFrame();

            CVOpenGLTextureRef cachedCVTexture() const;

			void *cachedCIImage() const;

            GLuint glTextureRef() const;

			void drawQImage(QPainter *p, const QRect &rect) const;

			void drawCIImage(const CGRect &rect, float opacity = 1.0f) const;

			void drawCIImage(const QRect &rect, float opacity = 1.0f) const;

            void drawCVTexture(const QRect &rect, float opacity = 1.0f) const;

            void drawGLTexture(const QRect &rect, float opacity = 1.0f) const;

            void applyCoreImageFilter(void *filter);

            void setColors(qreal brightness, qreal contrast, qreal hue, qreal saturation);

			bool hasColorAdjustments();

            void setBaseOpacity(qreal opacity);

            void setBackgroundFrame(const VideoFrame &frame);

            bool isEmpty();

            QRect frameRect() const;

            QuickTimeVideoPlayer *videoPlayer();

            void retain() const;

            void release() const;

			static CGRect QRectToCGRect(const QRect & qrect);

        private:

            CVOpenGLTextureRef m_cachedCVTextureRef;

            void *m_cachedCIImage;

			QImage m_cachedQImage;

            NSBitmapImageRep *m_cachedNSBitmap;

            QuickTimeVideoPlayer *m_videoPlayer;

            VideoFrame *m_backgroundFrame;

            qreal m_brightness;

            qreal m_contrast;

            qreal m_hue;

            qreal m_saturation;

            qreal m_opacity;

            void initMembers();

            void copyMembers(const VideoFrame& frame);

            void invalidateImage() const;

    };

}} //namespace Phonon::QT7

QT_END_NAMESPACE

#endif // Phonon_QT7_VIDEOFRAME_H