1 /*  This file is part of the KDE project.

     2 

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

     4 

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

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

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

     8 

     9     This library is distributed in the hope that it will be useful,

    10     but WITHOUT ANY WARRANTY; without even the implied warranty of

    11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12     GNU Lesser General Public License for more details.

    13 

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

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

    16 */

    17 

    18 #ifndef Phonon_QT7_VIDEOFRAME_H

    19 #define Phonon_QT7_VIDEOFRAME_H

    20 

    21 #import <QuartzCore/CVOpenGLTexture.h>

    22 #import <AppKit/NSImage.h>

    23 #undef check // avoid name clash;

    24 

    25 #include <QtCore/QRect>

    26 #include <QtGui/QPainter>

    27 #include <QtGui/QImage>

    28 

    29 QT_BEGIN_NAMESPACE

    30 

    31 class QGLContext;

    32 

    33 namespace Phonon

    34 {

    35 namespace QT7

    36 {

    37     class QuickTimeVideoPlayer;

    38 	class QNSBitmapImage;

    39 

    40     class VideoFrame

    41     {

    42         public:

    43             VideoFrame();

    44             VideoFrame(QuickTimeVideoPlayer *videoPlayer);

    45             VideoFrame(const VideoFrame& frame);

    46             void operator=(const VideoFrame& frame);

    47             ~VideoFrame();

    48 

    49 

    50             CVOpenGLTextureRef cachedCVTexture() const;

    51 			void *cachedCIImage() const;

    52             GLuint glTextureRef() const;

    53 

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

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

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

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

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

    59 

    60             void applyCoreImageFilter(void *filter);

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

    62 			bool hasColorAdjustments();

    63             void setBaseOpacity(qreal opacity);

    64             void setBackgroundFrame(const VideoFrame &frame);

    65 

    66             bool isEmpty();

    67             QRect frameRect() const;

    68             QuickTimeVideoPlayer *videoPlayer();

    69 

    70             void retain() const;

    71             void release() const;

    72 

    73 			static CGRect QRectToCGRect(const QRect & qrect);

    74 

    75         private:

    76             CVOpenGLTextureRef m_cachedCVTextureRef;

    77             void *m_cachedCIImage;

    78 			QImage m_cachedQImage;

    79             NSBitmapImageRep *m_cachedNSBitmap;

    80 

    81             QuickTimeVideoPlayer *m_videoPlayer;

    82             VideoFrame *m_backgroundFrame;

    83 

    84             qreal m_brightness;

    85             qreal m_contrast;

    86             qreal m_hue;

    87             qreal m_saturation;

    88             qreal m_opacity;

    89 

    90             void initMembers();

    91             void copyMembers(const VideoFrame& frame);

    92             void invalidateImage() const;

    93     };

    94 

    95 }} //namespace Phonon::QT7

    96 

    97 QT_END_NAMESPACE

    98 #endif // Phonon_QT7_VIDEOFRAME_H