qtmobility/plugins/multimedia/qt7/qt7movieviewoutput.mm
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 11 Jun 2010 14:26:25 +0300
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permissions -rw-r--r--
Revision: 201021 Kit: 2010123
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Mobility Components.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#import <QTKit/QTkit.h>
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#include "qt7backend.h"
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#include "qt7playercontrol.h"
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#include "qt7movieviewoutput.h"
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#include "qt7playersession.h"
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#include <QtCore/qdebug.h>
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QT_USE_NAMESPACE
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#define VIDEO_TRANSPARENT(m) -(void)m:(NSEvent *)e{[[self superview] m:e];}
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@interface TransparentQTMovieView : QTMovieView
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{
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@private
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    QRect *m_drawRect;
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    qreal m_brightness, m_contrast, m_saturation, m_hue;
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}
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- (TransparentQTMovieView *) init;
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- (void) setDrawRect:(QRect &)rect;
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- (void) setContrast:(qreal) contrast;
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@end
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@implementation TransparentQTMovieView
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- (TransparentQTMovieView *) init
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{
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    self = [super initWithFrame:NSZeroRect];
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    if (self) {
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        [self setControllerVisible:NO];
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        [self setContrast:1.0];
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        [self setDelegate:self];
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    }
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    return self;
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}
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- (void) dealloc
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{
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    [super dealloc];
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}
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- (void) setContrast:(qreal) contrast
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{
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    m_hue = 0.0;
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    m_brightness = 0.0;
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    m_contrast = contrast;
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    m_saturation = 1.0;
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}
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- (void) setDrawRect:(QRect &)rect
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{
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    *m_drawRect = rect;
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    NSRect nsrect;
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    nsrect.origin.x = m_drawRect->x();
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    nsrect.origin.y = m_drawRect->y();
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    nsrect.size.width = m_drawRect->width();
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    nsrect.size.height = m_drawRect->height();
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    [self setFrame:nsrect];
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}
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- (CIImage *) view:(QTMovieView *)view willDisplayImage:(CIImage *)img
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{
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    // This method is called from QTMovieView just
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    // before the image will be drawn.
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    Q_UNUSED(view);
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    if ( !qFuzzyCompare(m_brightness, 0.0) ||
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         !qFuzzyCompare(m_contrast, 1.0) ||
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         !qFuzzyCompare(m_saturation, 1.0)){
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        CIFilter *colorFilter = [CIFilter filterWithName:@"CIColorControls"];
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        [colorFilter setValue:[NSNumber numberWithFloat:m_brightness] forKey:@"inputBrightness"];
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        [colorFilter setValue:[NSNumber numberWithFloat:(m_contrast < 1) ? m_contrast : 1 + ((m_contrast-1)*3)] forKey:@"inputContrast"];
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        [colorFilter setValue:[NSNumber numberWithFloat:m_saturation] forKey:@"inputSaturation"];
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        [colorFilter setValue:img forKey:@"inputImage"];
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        img = [colorFilter valueForKey:@"outputImage"];
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    }
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    /*if (m_hue){
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        CIFilter *colorFilter = [CIFilter filterWithName:@"CIHueAdjust"];
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        [colorFilter setValue:[NSNumber numberWithFloat:(m_hue * 3.14)] forKey:@"inputAngle"];
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        [colorFilter setValue:img forKey:@"inputImage"];
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        img = [colorFilter valueForKey:@"outputImage"];
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    }*/
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    return img;
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}
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VIDEO_TRANSPARENT(mouseDown);
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VIDEO_TRANSPARENT(mouseDragged);
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VIDEO_TRANSPARENT(mouseUp);
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VIDEO_TRANSPARENT(mouseMoved);
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VIDEO_TRANSPARENT(mouseEntered);
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VIDEO_TRANSPARENT(mouseExited);
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VIDEO_TRANSPARENT(rightMouseDown);
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VIDEO_TRANSPARENT(rightMouseDragged);
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VIDEO_TRANSPARENT(rightMouseUp);
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VIDEO_TRANSPARENT(otherMouseDown);
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VIDEO_TRANSPARENT(otherMouseDragged);
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VIDEO_TRANSPARENT(otherMouseUp);
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VIDEO_TRANSPARENT(keyDown);
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VIDEO_TRANSPARENT(keyUp);
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VIDEO_TRANSPARENT(scrollWheel)
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@end
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QT7MovieViewOutput::QT7MovieViewOutput(QObject *parent)
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   :QT7VideoWindowControl(parent),
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    m_movie(0),
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    m_movieView(0),
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    m_winId(0),
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    m_fullscreen(false),
4
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    m_aspectRatioMode(Qt::KeepAspectRatio),
1
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    m_brightness(0),
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    m_contrast(0),
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    m_hue(0),
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    m_saturation(0)
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{    
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}
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QT7MovieViewOutput::~QT7MovieViewOutput()
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{
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}
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void QT7MovieViewOutput::setupVideoOutput()
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{
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    AutoReleasePool pool;
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    //qDebug() << "QT7MovieViewOutput::setupVideoOutput" << m_movie << m_winId;
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    if (m_movie == 0 || m_winId <= 0)
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        return;
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    NSSize size = [[(QTMovie*)m_movie attributeForKey:@"QTMovieCurrentSizeAttribute"] sizeValue];
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    m_nativeSize = QSize(size.width, size.height);
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    if (!m_movieView)
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        m_movieView = [[TransparentQTMovieView alloc] init];
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    [(QTMovieView*)m_movieView setControllerVisible:NO];
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    [(QTMovieView*)m_movieView setMovie:(QTMovie*)m_movie];
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    [(NSView *)m_winId addSubview:(QTMovieView*)m_movieView];
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    setDisplayRect(m_displayRect);
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}
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void QT7MovieViewOutput::setEnabled(bool)
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{
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}
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void QT7MovieViewOutput::setMovie(void *movie)
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{
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    m_movie = movie;
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    setupVideoOutput();
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}
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WId QT7MovieViewOutput::winId() const
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{
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    return m_winId;
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}
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void QT7MovieViewOutput::setWinId(WId id)
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{
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    m_winId = id;
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    setupVideoOutput();
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}
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QRect QT7MovieViewOutput::displayRect() const
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{
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    return m_displayRect;
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}
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void QT7MovieViewOutput::setDisplayRect(const QRect &rect)
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{
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    m_displayRect = rect;
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    if (m_movieView) {
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        AutoReleasePool pool;
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        [(QTMovieView*)m_movieView setPreservesAspectRatio:(m_aspectRatioMode == Qt::KeepAspectRatio ? YES : NO)];
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        [(QTMovieView*)m_movieView setFrame:NSMakeRect(m_displayRect.x(),
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                                                       m_displayRect.y(),
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                                                       m_displayRect.width(),
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                                                       m_displayRect.height())];
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     }
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}
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bool QT7MovieViewOutput::isFullScreen() const
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{
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    return m_fullscreen;
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}
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void QT7MovieViewOutput::setFullScreen(bool fullScreen)
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{
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    m_fullscreen = fullScreen;
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    setDisplayRect(m_displayRect);
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}
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void QT7MovieViewOutput::repaint()
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{
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}
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QSize QT7MovieViewOutput::nativeSize() const
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{
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    return m_nativeSize;
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}
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Qt::AspectRatioMode QT7MovieViewOutput::aspectRatioMode() const
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{
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    return m_aspectRatioMode;
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}
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void QT7MovieViewOutput::setAspectRatioMode(Qt::AspectRatioMode mode)
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{
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    m_aspectRatioMode = mode;
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    setDisplayRect(m_displayRect);
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}
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int QT7MovieViewOutput::brightness() const
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{
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    return m_brightness;
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}
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void QT7MovieViewOutput::setBrightness(int brightness)
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{
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    m_brightness = brightness;
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}
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int QT7MovieViewOutput::contrast() const
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{
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    return m_contrast;
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}
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void QT7MovieViewOutput::setContrast(int contrast)
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{
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    m_contrast = contrast;
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    [(TransparentQTMovieView*)m_movieView setContrast:(contrast/100.0+1.0)];
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}
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int QT7MovieViewOutput::hue() const
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{
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    return m_hue;
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}
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void QT7MovieViewOutput::setHue(int hue)
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{
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    m_hue = hue;
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}
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int QT7MovieViewOutput::saturation() const
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{
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    return m_saturation;
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}
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void QT7MovieViewOutput::setSaturation(int saturation)
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{
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    m_saturation = saturation;
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}
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