diff options
Diffstat (limited to 'src/plugins/mediaservices/qt7/qt7movievideowidget.mm')
| -rw-r--r-- | src/plugins/mediaservices/qt7/qt7movievideowidget.mm | 425 |
1 files changed, 0 insertions, 425 deletions
diff --git a/src/plugins/mediaservices/qt7/qt7movievideowidget.mm b/src/plugins/mediaservices/qt7/qt7movievideowidget.mm deleted file mode 100644 index 648d6b4..0000000 --- a/src/plugins/mediaservices/qt7/qt7movievideowidget.mm +++ /dev/null @@ -1,425 +0,0 @@ -/**************************************************************************** -** -** 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 plugins 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. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#import <QTKit/QTKit.h> - -#include "qt7backend.h" - -#include "qt7playercontrol.h" -#include "qt7movievideowidget.h" -#include "qt7playersession.h" -#include "qcvdisplaylink.h" -#include <QtCore/qdebug.h> -#include <QtCore/qcoreapplication.h> - -#include <QGLWidget> - -#import <QuartzCore/QuartzCore.h> - -#include "math.h" - -QT_BEGIN_NAMESPACE - -class GLVideoWidget : public QGLWidget -{ -public: - - GLVideoWidget(QWidget *parent, const QGLFormat &format) - : QGLWidget(format, parent), - m_texRef(0), - m_nativeSize(640,480), - m_aspectRatioMode(Qt::KeepAspectRatio) - { - setAutoFillBackground(false); - } - - void initializeGL() - { - QColor bgColor = palette().color(QPalette::Background); - glClearColor(bgColor.redF(), bgColor.greenF(), bgColor.blueF(), bgColor.alphaF()); - } - - void resizeGL(int w, int h) - { - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glViewport(0, 0, GLsizei(w), GLsizei(h)); - gluOrtho2D(0, GLsizei(w), 0, GLsizei(h)); - updateGL(); - } - - void paintGL() - { - glClear(GL_COLOR_BUFFER_BIT); - if (!m_texRef) - return; - - glPushMatrix(); - glDisable(GL_CULL_FACE); - GLenum target = CVOpenGLTextureGetTarget(m_texRef); - glEnable(target); - - glBindTexture(target, CVOpenGLTextureGetName(m_texRef)); - glTexParameterf(target, GL_TEXTURE_MIN_FILTER, GL_LINEAR); - glTexParameterf(target, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - GLfloat lowerLeft[2], lowerRight[2], upperRight[2], upperLeft[2]; - CVOpenGLTextureGetCleanTexCoords(m_texRef, lowerLeft, lowerRight, upperRight, upperLeft); - - glBegin(GL_QUADS); - QRect rect = displayRect(); - glTexCoord2f(lowerLeft[0], lowerLeft[1]); - glVertex2i(rect.topLeft().x(), rect.topLeft().y()); - glTexCoord2f(lowerRight[0], lowerRight[1]); - glVertex2i(rect.topRight().x() + 1, rect.topRight().y()); - glTexCoord2f(upperRight[0], upperRight[1]); - glVertex2i(rect.bottomRight().x() + 1, rect.bottomRight().y() + 1); - glTexCoord2f(upperLeft[0], upperLeft[1]); - glVertex2i(rect.bottomLeft().x(), rect.bottomLeft().y() + 1); - glEnd(); - glPopMatrix(); - } - - void setCVTexture(CVOpenGLTextureRef texRef) - { - if (m_texRef) - CVOpenGLTextureRelease(m_texRef); - - m_texRef = texRef; - - if (m_texRef) - CVOpenGLTextureRetain(m_texRef); - - if (isVisible()) { - makeCurrent(); - paintGL(); - swapBuffers(); - } - } - - QSize sizeHint() const - { - return m_nativeSize; - } - - void setNativeSize(const QSize &size) - { - m_nativeSize = size; - } - - void setAspectRatioMode(Qt::AspectRatioMode mode) - { - if (m_aspectRatioMode != mode) { - m_aspectRatioMode = mode; - update(); - } - } - -private: - QRect displayRect() const - { - QRect displayRect = rect(); - - if (m_aspectRatioMode == Qt::KeepAspectRatio) { - QSize size = m_nativeSize; - size.scale(displayRect.size(), Qt::KeepAspectRatio); - - displayRect = QRect(QPoint(0, 0), size); - displayRect.moveCenter(rect().center()); - } - return displayRect; - } - - CVOpenGLTextureRef m_texRef; - QSize m_nativeSize; - Qt::AspectRatioMode m_aspectRatioMode; -}; - -QT7MovieVideoWidget::QT7MovieVideoWidget(QObject *parent) - :QT7VideoWidgetControl(parent), - m_movie(0), - m_videoWidget(0), - m_fullscreen(false), - m_aspectRatioMode(Qt::KeepAspectRatio), - m_brightness(0), - m_contrast(0), - m_hue(0), - m_saturation(0) -{ -// qDebug() << "QT7MovieVideoWidget"; - - QGLFormat format = QGLFormat::defaultFormat(); - format.setSwapInterval(1); // Vertical sync (avoid tearing) - m_videoWidget = new GLVideoWidget(0, format); - - m_displayLink = new QCvDisplayLink(this); - - connect(m_displayLink, SIGNAL(tick(CVTimeStamp)), SLOT(updateVideoFrame(CVTimeStamp))); - - if (!createVisualContext()) { - qWarning() << "QT7MovieVideoWidget: failed to create visual context"; - } -} - -bool QT7MovieVideoWidget::createVisualContext() -{ -#ifdef QUICKTIME_C_API_AVAILABLE - m_videoWidget->makeCurrent(); - - AutoReleasePool pool; - CGLContextObj cglContext = CGLGetCurrentContext(); - NSOpenGLPixelFormat *nsglPixelFormat = [NSOpenGLView defaultPixelFormat]; - CGLPixelFormatObj cglPixelFormat = static_cast<CGLPixelFormatObj>([nsglPixelFormat CGLPixelFormatObj]); - - CFTypeRef keys[] = { kQTVisualContextOutputColorSpaceKey }; - CGColorSpaceRef colorSpace = NULL; - CMProfileRef sysprof = NULL; - - // Get the Systems Profile for the main display - if (CMGetSystemProfile(&sysprof) == noErr) { - // Create a colorspace with the systems profile - colorSpace = CGColorSpaceCreateWithPlatformColorSpace(sysprof); - CMCloseProfile(sysprof); - } - - if (!colorSpace) - colorSpace = CGColorSpaceCreateDeviceRGB(); - - CFDictionaryRef textureContextAttributes = CFDictionaryCreate(kCFAllocatorDefault, - (const void **)keys, - (const void **)&colorSpace, 1, - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks); - - OSStatus err = QTOpenGLTextureContextCreate(kCFAllocatorDefault, - cglContext, - cglPixelFormat, - textureContextAttributes, - &m_visualContext); - if (err != noErr) - qWarning() << "Could not create visual context (OpenGL)"; - - - return (err == noErr); -#endif // QUICKTIME_C_API_AVAILABLE - - return false; -} - -QT7MovieVideoWidget::~QT7MovieVideoWidget() -{ - m_displayLink->stop(); - [(QTMovie*)m_movie release]; - delete m_videoWidget; -} - -QWidget *QT7MovieVideoWidget::videoWidget() -{ - return m_videoWidget; -} - -void QT7MovieVideoWidget::setupVideoOutput() -{ - AutoReleasePool pool; - -// qDebug() << "QT7MovieVideoWidget::setupVideoOutput" << m_movie; - - if (m_movie == 0) { - m_displayLink->stop(); - return; - } - - NSSize size = [[(QTMovie*)m_movie attributeForKey:@"QTMovieNaturalSizeAttribute"] sizeValue]; - m_nativeSize = QSize(size.width, size.height); - m_videoWidget->setNativeSize(m_nativeSize); - -#ifdef QUICKTIME_C_API_AVAILABLE - // targets a Movie to render into a visual context - SetMovieVisualContext([(QTMovie*)m_movie quickTimeMovie], m_visualContext); -#endif - - m_displayLink->start(); -} - -void QT7MovieVideoWidget::setMovie(void *movie) -{ - if (m_movie == movie) - return; - - if (m_movie) { -#ifdef QUICKTIME_C_API_AVAILABLE - SetMovieVisualContext([(QTMovie*)m_movie quickTimeMovie], nil); -#endif - [(QTMovie*)m_movie release]; - } - - m_movie = movie; - [(QTMovie*)m_movie retain]; - - setupVideoOutput(); -} - -void QT7MovieVideoWidget::updateNaturalSize(const QSize &newSize) -{ - if (m_nativeSize != newSize) { - m_nativeSize = newSize; - setupVideoOutput(); - } -} - -bool QT7MovieVideoWidget::isFullScreen() const -{ - return m_fullscreen; -} - -void QT7MovieVideoWidget::setFullScreen(bool fullScreen) -{ - m_fullscreen = fullScreen; -} - -QSize QT7MovieVideoWidget::nativeSize() const -{ - return m_nativeSize; -} - -Qt::AspectRatioMode QT7MovieVideoWidget::aspectRatioMode() const -{ - return m_aspectRatioMode; -} - -void QT7MovieVideoWidget::setAspectRatioMode(Qt::AspectRatioMode mode) -{ - m_aspectRatioMode = mode; - m_videoWidget->setAspectRatioMode(mode); -} - -int QT7MovieVideoWidget::brightness() const -{ - return m_brightness; -} - -void QT7MovieVideoWidget::setBrightness(int brightness) -{ - m_brightness = brightness; - updateColors(); -} - -int QT7MovieVideoWidget::contrast() const -{ - return m_contrast; -} - -void QT7MovieVideoWidget::setContrast(int contrast) -{ - m_contrast = contrast; - updateColors(); -} - -int QT7MovieVideoWidget::hue() const -{ - return m_hue; -} - -void QT7MovieVideoWidget::setHue(int hue) -{ - m_hue = hue; - updateColors(); -} - -int QT7MovieVideoWidget::saturation() const -{ - return m_saturation; -} - -void QT7MovieVideoWidget::setSaturation(int saturation) -{ - m_saturation = saturation; - updateColors(); -} - -void QT7MovieVideoWidget::updateColors() -{ -#ifdef QUICKTIME_C_API_AVAILABLE - if (m_movie) { - QTMovie *movie = (QTMovie*)m_movie; - - Float32 value; - value = m_brightness/100.0; - SetMovieVisualBrightness([movie quickTimeMovie], value, 0); - value = pow(2, m_contrast/50.0); - SetMovieVisualContrast([movie quickTimeMovie], value, 0); - value = m_hue/100.0; - SetMovieVisualHue([movie quickTimeMovie], value, 0); - value = 1.0+m_saturation/100.0; - SetMovieVisualSaturation([movie quickTimeMovie], value, 0); - } -#endif -} - -void QT7MovieVideoWidget::updateVideoFrame(const CVTimeStamp &ts) -{ -#ifdef QUICKTIME_C_API_AVAILABLE - AutoReleasePool pool; - // check for new frame - if (m_visualContext && QTVisualContextIsNewImageAvailable(m_visualContext, &ts)) { - CVOpenGLTextureRef currentFrame = NULL; - - // get a "frame" (image buffer) from the Visual Context, indexed by the provided time - OSStatus status = QTVisualContextCopyImageForTime(m_visualContext, NULL, &ts, ¤tFrame); - - // the above call may produce a null frame so check for this first - // if we have a frame, then draw it - if (status == noErr && currentFrame) { - //qDebug() << "render video frame"; - m_videoWidget->setCVTexture(currentFrame); - CVOpenGLTextureRelease(currentFrame); - } - QTVisualContextTask(m_visualContext); - } -#else - Q_UNUSED(ts); -#endif -} - -#include "moc_qt7movievideowidget.cpp" - -QT_END_NAMESPACE |