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-rw-r--r--examples/multimedia/audio/audio.pro10
-rw-r--r--examples/multimedia/audiodevices/audiodevices.cpp (renamed from examples/multimedia/audio/audiodevices/audiodevices.cpp)0
-rw-r--r--examples/multimedia/audiodevices/audiodevices.h (renamed from examples/multimedia/audio/audiodevices/audiodevices.h)0
-rw-r--r--examples/multimedia/audiodevices/audiodevices.pro (renamed from examples/multimedia/audio/audiodevices/audiodevices.pro)4
-rw-r--r--examples/multimedia/audiodevices/audiodevicesbase.ui (renamed from examples/multimedia/audio/audiodevices/audiodevicesbase.ui)0
-rw-r--r--examples/multimedia/audiodevices/main.cpp (renamed from examples/multimedia/audio/audiodevices/main.cpp)0
-rw-r--r--examples/multimedia/audioinput/audioinput.cpp (renamed from examples/multimedia/audio/audioinput/audioinput.cpp)0
-rw-r--r--examples/multimedia/audioinput/audioinput.h (renamed from examples/multimedia/audio/audioinput/audioinput.h)0
-rw-r--r--examples/multimedia/audioinput/audioinput.pro (renamed from examples/multimedia/audio/audioinput/audioinput.pro)4
-rw-r--r--examples/multimedia/audioinput/main.cpp (renamed from examples/multimedia/audio/audioinput/main.cpp)0
-rw-r--r--examples/multimedia/audiooutput/audiooutput.cpp (renamed from examples/multimedia/audio/audiooutput/audiooutput.cpp)0
-rw-r--r--examples/multimedia/audiooutput/audiooutput.h (renamed from examples/multimedia/audio/audiooutput/audiooutput.h)0
-rw-r--r--examples/multimedia/audiooutput/audiooutput.pro (renamed from examples/multimedia/audio/audiooutput/audiooutput.pro)4
-rw-r--r--examples/multimedia/audiooutput/main.cpp (renamed from examples/multimedia/audio/audiooutput/main.cpp)0
-rw-r--r--examples/multimedia/multimedia.pro14
-rw-r--r--examples/multimedia/videographicsitem/main.cpp55
-rw-r--r--examples/multimedia/videographicsitem/videographicsitem.pro21
-rw-r--r--examples/multimedia/videographicsitem/videoitem.cpp144
-rw-r--r--examples/multimedia/videographicsitem/videoitem.h79
-rw-r--r--examples/multimedia/videographicsitem/videoplayer.cpp210
-rw-r--r--examples/multimedia/videographicsitem/videoplayer.h86
-rw-r--r--examples/multimedia/videowidget/main.cpp54
-rw-r--r--examples/multimedia/videowidget/videoplayer.cpp183
-rw-r--r--examples/multimedia/videowidget/videoplayer.h79
-rw-r--r--examples/multimedia/videowidget/videowidget.cpp114
-rw-r--r--examples/multimedia/videowidget/videowidget.h76
-rw-r--r--examples/multimedia/videowidget/videowidget.pro25
-rw-r--r--examples/multimedia/videowidget/videowidgetsurface.cpp175
-rw-r--r--examples/multimedia/videowidget/videowidgetsurface.h81
29 files changed, 1400 insertions, 18 deletions
diff --git a/examples/multimedia/audio/audio.pro b/examples/multimedia/audio/audio.pro
deleted file mode 100644
index c64bb34..0000000
--- a/examples/multimedia/audio/audio.pro
+++ /dev/null
@@ -1,10 +0,0 @@
-TEMPLATE = subdirs
-SUBDIRS = audioinput \
- audiooutput \
- audiodevices
-
-# install
-target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audio
-sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS audio.pro README
-sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audio
-INSTALLS += target sources
diff --git a/examples/multimedia/audio/audiodevices/audiodevices.cpp b/examples/multimedia/audiodevices/audiodevices.cpp
index 4198605..4198605 100644
--- a/examples/multimedia/audio/audiodevices/audiodevices.cpp
+++ b/examples/multimedia/audiodevices/audiodevices.cpp
diff --git a/examples/multimedia/audio/audiodevices/audiodevices.h b/examples/multimedia/audiodevices/audiodevices.h
index 5fe5547..5fe5547 100644
--- a/examples/multimedia/audio/audiodevices/audiodevices.h
+++ b/examples/multimedia/audiodevices/audiodevices.h
diff --git a/examples/multimedia/audio/audiodevices/audiodevices.pro b/examples/multimedia/audiodevices/audiodevices.pro
index 173aa8f..232da09 100644
--- a/examples/multimedia/audio/audiodevices/audiodevices.pro
+++ b/examples/multimedia/audiodevices/audiodevices.pro
@@ -6,9 +6,9 @@ FORMS += audiodevicesbase.ui
QT += multimedia
# install
-target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audio/audiodevices
+target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audiodevices
sources.files = $$SOURCES *.h $$RESOURCES $$FORMS audiodevices.pro
-sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audio/audiodevices
+sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audiodevices
INSTALLS += target sources
symbian {
diff --git a/examples/multimedia/audio/audiodevices/audiodevicesbase.ui b/examples/multimedia/audiodevices/audiodevicesbase.ui
index 5207338..5207338 100644
--- a/examples/multimedia/audio/audiodevices/audiodevicesbase.ui
+++ b/examples/multimedia/audiodevices/audiodevicesbase.ui
diff --git a/examples/multimedia/audio/audiodevices/main.cpp b/examples/multimedia/audiodevices/main.cpp
index d5ddd4f..d5ddd4f 100644
--- a/examples/multimedia/audio/audiodevices/main.cpp
+++ b/examples/multimedia/audiodevices/main.cpp
diff --git a/examples/multimedia/audio/audioinput/audioinput.cpp b/examples/multimedia/audioinput/audioinput.cpp
index 05723ae..05723ae 100644
--- a/examples/multimedia/audio/audioinput/audioinput.cpp
+++ b/examples/multimedia/audioinput/audioinput.cpp
diff --git a/examples/multimedia/audio/audioinput/audioinput.h b/examples/multimedia/audioinput/audioinput.h
index 14e1bac..14e1bac 100644
--- a/examples/multimedia/audio/audioinput/audioinput.h
+++ b/examples/multimedia/audioinput/audioinput.h
diff --git a/examples/multimedia/audio/audioinput/audioinput.pro b/examples/multimedia/audioinput/audioinput.pro
index 0d6198d..a54d452 100644
--- a/examples/multimedia/audio/audioinput/audioinput.pro
+++ b/examples/multimedia/audioinput/audioinput.pro
@@ -5,9 +5,9 @@ SOURCES = audioinput.cpp \
QT += multimedia
# install
-target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audio/audioinput
+target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audioinput
sources.files = $$SOURCES *.h $$RESOURCES $$FORMS audioinput.pro
-sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audio/audioinput
+sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audioinput
INSTALLS += target sources
symbian {
diff --git a/examples/multimedia/audio/audioinput/main.cpp b/examples/multimedia/audioinput/main.cpp
index d7e9c6c..d7e9c6c 100644
--- a/examples/multimedia/audio/audioinput/main.cpp
+++ b/examples/multimedia/audioinput/main.cpp
diff --git a/examples/multimedia/audio/audiooutput/audiooutput.cpp b/examples/multimedia/audiooutput/audiooutput.cpp
index 9e532cd..9e532cd 100644
--- a/examples/multimedia/audio/audiooutput/audiooutput.cpp
+++ b/examples/multimedia/audiooutput/audiooutput.cpp
diff --git a/examples/multimedia/audio/audiooutput/audiooutput.h b/examples/multimedia/audiooutput/audiooutput.h
index 6c07a3a..6c07a3a 100644
--- a/examples/multimedia/audio/audiooutput/audiooutput.h
+++ b/examples/multimedia/audiooutput/audiooutput.h
diff --git a/examples/multimedia/audio/audiooutput/audiooutput.pro b/examples/multimedia/audiooutput/audiooutput.pro
index b43763c..26f68fe 100644
--- a/examples/multimedia/audio/audiooutput/audiooutput.pro
+++ b/examples/multimedia/audiooutput/audiooutput.pro
@@ -5,9 +5,9 @@ SOURCES = audiooutput.cpp \
QT += multimedia
# install
-target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audio/audiooutput
+target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audiooutput
sources.files = $$SOURCES *.h $$RESOURCES $$FORMS audiooutput.pro
-sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audio/audiooutput
+sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/audiooutput
INSTALLS += target sources
symbian {
diff --git a/examples/multimedia/audio/audiooutput/main.cpp b/examples/multimedia/audiooutput/main.cpp
index 79ec99e..79ec99e 100644
--- a/examples/multimedia/audio/audiooutput/main.cpp
+++ b/examples/multimedia/audiooutput/main.cpp
diff --git a/examples/multimedia/multimedia.pro b/examples/multimedia/multimedia.pro
index ac78b15..4a764f2 100644
--- a/examples/multimedia/multimedia.pro
+++ b/examples/multimedia/multimedia.pro
@@ -1,5 +1,15 @@
-TEMPLATE = subdirs
-SUBDIRS = audio
+TEMPLATE = subdirs
+
+!static {
+ SUBDIRS += \
+ audiodevices \
+ audioinput \
+ audiooutput
+}
+
+SUBDIRS += \
+ videographicsitem \
+ videowidget
# install
target.path = $$[QT_INSTALL_EXAMPLES]/multimedia
diff --git a/examples/multimedia/videographicsitem/main.cpp b/examples/multimedia/videographicsitem/main.cpp
new file mode 100644
index 0000000..3bf4c6d
--- /dev/null
+++ b/examples/multimedia/videographicsitem/main.cpp
@@ -0,0 +1,55 @@
+/****************************************************************************
+**
+** 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 examples 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "videoplayer.h"
+
+#include <QtGui/QApplication>
+
+int main(int argc, char **argv)
+{
+ QApplication app(argc, argv);
+
+ VideoPlayer player;
+ player.show();
+
+ return app.exec();
+}
+
diff --git a/examples/multimedia/videographicsitem/videographicsitem.pro b/examples/multimedia/videographicsitem/videographicsitem.pro
new file mode 100644
index 0000000..7c118cc
--- /dev/null
+++ b/examples/multimedia/videographicsitem/videographicsitem.pro
@@ -0,0 +1,21 @@
+QT += multimedia
+
+contains(QT_CONFIG, opengl): QT += opengl
+
+HEADERS += videoplayer.h \
+ videoitem.h
+
+SOURCES += main.cpp \
+ videoplayer.cpp \
+ videoitem.cpp
+
+# install
+target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/videographicsitem
+sources.files = $$SOURCES $$HEADERS $$FORMS $$RESOURCES *.pro *.png images
+sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/videographicsitem
+INSTALLS += target sources
+
+symbian {
+ TARGET.UID3 = 0xA000D7C2
+ include($$QT_SOURCE_TREE/examples/symbianpkgrules.pri)
+}
diff --git a/examples/multimedia/videographicsitem/videoitem.cpp b/examples/multimedia/videographicsitem/videoitem.cpp
new file mode 100644
index 0000000..c95e335
--- /dev/null
+++ b/examples/multimedia/videographicsitem/videoitem.cpp
@@ -0,0 +1,144 @@
+/****************************************************************************
+**
+** 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 examples 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$
+**
+****************************************************************************/
+
+#include "videoitem.h"
+
+#include <QtMultimedia>
+
+VideoItem::VideoItem(QGraphicsItem *parent)
+ : QGraphicsItem(parent)
+ , imageFormat(QImage::Format_Invalid)
+ , framePainted(false)
+{
+}
+
+VideoItem::~VideoItem()
+{
+}
+
+QRectF VideoItem::boundingRect() const
+{
+ return QRectF(QPointF(0,0), surfaceFormat().sizeHint());
+}
+
+void VideoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+ Q_UNUSED(option);
+ Q_UNUSED(widget);
+
+ if (currentFrame.map(QAbstractVideoBuffer::ReadOnly)) {
+ const QTransform oldTransform = painter->transform();
+
+ if (surfaceFormat().scanLineDirection() == QVideoSurfaceFormat::BottomToTop) {
+ painter->scale(1, -1);
+ painter->translate(0, -boundingRect().height());
+ }
+
+ painter->drawImage(boundingRect(), QImage(
+ currentFrame.bits(),
+ imageSize.width(),
+ imageSize.height(),
+ imageFormat));
+
+ painter->setTransform(oldTransform);
+
+ framePainted = true;
+
+ currentFrame.unmap();
+ }
+}
+
+QList<QVideoFrame::PixelFormat> VideoItem::supportedPixelFormats(
+ QAbstractVideoBuffer::HandleType handleType) const
+{
+ if (handleType == QAbstractVideoBuffer::NoHandle) {
+ return QList<QVideoFrame::PixelFormat>()
+ << QVideoFrame::Format_RGB32
+ << QVideoFrame::Format_ARGB32
+ << QVideoFrame::Format_ARGB32_Premultiplied
+ << QVideoFrame::Format_RGB565
+ << QVideoFrame::Format_RGB555;
+ } else {
+ return QList<QVideoFrame::PixelFormat>();
+ }
+}
+
+bool VideoItem::start(const QVideoSurfaceFormat &format)
+{
+ if (isFormatSupported(format)) {
+ imageFormat = QVideoFrame::equivalentImageFormat(format.pixelFormat());
+ imageSize = format.frameSize();
+ framePainted = true;
+
+ QAbstractVideoSurface::start(format);
+
+ prepareGeometryChange();
+
+ return true;
+ } else {
+ return false;
+ }
+}
+
+void VideoItem::stop()
+{
+ currentFrame = QVideoFrame();
+ framePainted = false;
+
+ QAbstractVideoSurface::stop();
+}
+
+bool VideoItem::present(const QVideoFrame &frame)
+{
+ if (!framePainted) {
+ if (!isStarted())
+ setError(StoppedError);
+
+ return false;
+ } else {
+ currentFrame = frame;
+ framePainted = false;
+
+ update();
+
+ return true;
+ }
+}
diff --git a/examples/multimedia/videographicsitem/videoitem.h b/examples/multimedia/videographicsitem/videoitem.h
new file mode 100644
index 0000000..96f578a
--- /dev/null
+++ b/examples/multimedia/videographicsitem/videoitem.h
@@ -0,0 +1,79 @@
+/****************************************************************************
+**
+** 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 examples 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 VIDEOITEM_H
+#define VIDEOITEM_H
+
+#include <QtMultimedia/QAbstractVideoSurface>
+#include <QtGui/QGraphicsItem>
+
+class VideoItem
+ : public QAbstractVideoSurface,
+ public QGraphicsItem
+{
+ Q_OBJECT
+ Q_INTERFACES(QGraphicsItem)
+public:
+ explicit VideoItem(QGraphicsItem *parentItem = 0);
+ ~VideoItem();
+
+ QRectF boundingRect() const;
+ void paint(
+ QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+
+ //video surface
+ QList<QVideoFrame::PixelFormat> supportedPixelFormats(
+ QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
+
+ bool start(const QVideoSurfaceFormat &format);
+ void stop();
+ bool present(const QVideoFrame &frame);
+
+private:
+ QImage::Format imageFormat;
+ QSize imageSize;
+
+ QVideoFrame currentFrame;
+ bool framePainted;
+};
+
+#endif
+
diff --git a/examples/multimedia/videographicsitem/videoplayer.cpp b/examples/multimedia/videographicsitem/videoplayer.cpp
new file mode 100644
index 0000000..83644db
--- /dev/null
+++ b/examples/multimedia/videographicsitem/videoplayer.cpp
@@ -0,0 +1,210 @@
+/****************************************************************************
+**
+** 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 examples 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$
+**
+****************************************************************************/
+
+#include "videoplayer.h"
+#include "videoitem.h"
+
+#include <QtMultimedia>
+
+#ifndef QT_NO_OPENGL
+# include <QtOpenGL/QGLWidget>
+#endif
+
+VideoPlayer::VideoPlayer(QWidget *parent, Qt::WindowFlags flags)
+ : QWidget(parent, flags)
+ , videoItem(0)
+ , playButton(0)
+ , positionSlider(0)
+{
+ connect(&movie, SIGNAL(stateChanged(QMovie::MovieState)),
+ this, SLOT(movieStateChanged(QMovie::MovieState)));
+ connect(&movie, SIGNAL(frameChanged(int)),
+ this, SLOT(frameChanged(int)));
+
+ videoItem = new VideoItem;
+
+ QGraphicsScene *scene = new QGraphicsScene(this);
+ QGraphicsView *graphicsView = new QGraphicsView(scene);
+
+#ifndef QT_NO_OPENGL
+ graphicsView->setViewport(new QGLWidget);
+#endif
+
+ scene->addItem(videoItem);
+
+ QSlider *rotateSlider = new QSlider(Qt::Horizontal);
+ rotateSlider->setRange(-180, 180);
+ rotateSlider->setValue(0);
+
+ connect(rotateSlider, SIGNAL(valueChanged(int)),
+ this, SLOT(rotateVideo(int)));
+
+ QAbstractButton *openButton = new QPushButton(tr("Open..."));
+ connect(openButton, SIGNAL(clicked()), this, SLOT(openFile()));
+
+ playButton = new QPushButton;
+ playButton->setEnabled(false);
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay));
+
+ connect(playButton, SIGNAL(clicked()),
+ this, SLOT(play()));
+
+ positionSlider = new QSlider(Qt::Horizontal);
+ positionSlider->setRange(0, 0);
+
+ connect(positionSlider, SIGNAL(sliderMoved(int)),
+ this, SLOT(setPosition(int)));
+
+ connect(&movie, SIGNAL(frameChanged(int)),
+ positionSlider, SLOT(setValue(int)));
+
+ QBoxLayout *controlLayout = new QHBoxLayout;
+ controlLayout->setMargin(0);
+ controlLayout->addWidget(openButton);
+ controlLayout->addWidget(playButton);
+ controlLayout->addWidget(positionSlider);
+
+ QBoxLayout *layout = new QVBoxLayout;
+ layout->addWidget(graphicsView);
+ layout->addWidget(rotateSlider);
+ layout->addLayout(controlLayout);
+
+ setLayout(layout);
+}
+
+VideoPlayer::~VideoPlayer()
+{
+}
+
+void VideoPlayer::openFile()
+{
+ QString fileName = QFileDialog::getOpenFileName(this, tr("Open Movie"));
+
+ if (!fileName.isEmpty()) {
+ if (videoItem->isStarted())
+ videoItem->stop();
+
+ movie.setFileName(fileName);
+
+ playButton->setEnabled(true);
+ positionSlider->setMaximum(movie.frameCount());
+
+ movie.jumpToFrame(0);
+ }
+}
+
+void VideoPlayer::play()
+{
+ switch(movie.state()) {
+ case QMovie::NotRunning:
+ movie.start();
+ break;
+ case QMovie::Paused:
+ movie.setPaused(false);
+ break;
+ case QMovie::Running:
+ movie.setPaused(true);
+ break;
+ }
+}
+
+void VideoPlayer::movieStateChanged(QMovie::MovieState state)
+{
+ switch(state) {
+ case QMovie::NotRunning:
+ case QMovie::Paused:
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay));
+ break;
+ case QMovie::Running:
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPause));
+ break;
+ }
+}
+
+void VideoPlayer::frameChanged(int frame)
+{
+ if (!presentImage(movie.currentImage())) {
+ movie.stop();
+ playButton->setEnabled(false);
+ positionSlider->setMaximum(0);
+ } else {
+ positionSlider->setValue(frame);
+ }
+}
+
+void VideoPlayer::setPosition(int frame)
+{
+ movie.jumpToFrame(frame);
+}
+
+void VideoPlayer::rotateVideo(int angle)
+{
+ //rotate around the center of video element
+ qreal x = videoItem->boundingRect().width() / 2.0;
+ qreal y = videoItem->boundingRect().height() / 2.0;
+ videoItem->setTransform(QTransform().translate(x, y).rotate(angle).translate(-x, -y));
+}
+
+bool VideoPlayer::presentImage(const QImage &image)
+{
+ QVideoFrame frame(image);
+
+ if (!frame.isValid())
+ return false;
+
+ QVideoSurfaceFormat currentFormat = videoItem->surfaceFormat();
+
+ if (frame.pixelFormat() != currentFormat.pixelFormat()
+ || frame.size() != currentFormat.frameSize()) {
+ QVideoSurfaceFormat format(frame.size(), frame.pixelFormat());
+
+ if (!videoItem->start(format))
+ return false;
+ }
+
+ if (!videoItem->present(frame)) {
+ videoItem->stop();
+
+ return false;
+ } else {
+ return true;
+ }
+}
diff --git a/examples/multimedia/videographicsitem/videoplayer.h b/examples/multimedia/videographicsitem/videoplayer.h
new file mode 100644
index 0000000..8e73e4c
--- /dev/null
+++ b/examples/multimedia/videographicsitem/videoplayer.h
@@ -0,0 +1,86 @@
+/****************************************************************************
+**
+** 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 examples 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 VIDEOPLAYER_H
+#define VIDEOPLAYER_H
+
+#include <QtGui/QMovie>
+#include <QtGui/QWidget>
+
+QT_BEGIN_NAMESPACE
+class QAbstractButton;
+class QAbstractVideoSurface;
+class QSlider;
+QT_END_NAMESPACE
+
+
+class VideoItem;
+
+class VideoPlayer : public QWidget
+{
+ Q_OBJECT
+public:
+ VideoPlayer(QWidget *parent = 0, Qt::WindowFlags flags = 0);
+ ~VideoPlayer();
+
+ QSize sizeHint() const { return QSize(800, 600); }
+
+public slots:
+ void openFile();
+ void play();
+
+private slots:
+ void movieStateChanged(QMovie::MovieState state);
+ void frameChanged(int frame);
+ void setPosition(int frame);
+ void rotateVideo(int angle);
+
+private:
+ bool presentImage(const QImage &image);
+
+ QMovie movie;
+ VideoItem *videoItem;
+ QAbstractButton *playButton;
+ QSlider *positionSlider;
+};
+
+#endif
+
diff --git a/examples/multimedia/videowidget/main.cpp b/examples/multimedia/videowidget/main.cpp
new file mode 100644
index 0000000..f5edf73
--- /dev/null
+++ b/examples/multimedia/videowidget/main.cpp
@@ -0,0 +1,54 @@
+/****************************************************************************
+**
+** 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 examples 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$
+**
+****************************************************************************/
+
+#include "videoplayer.h"
+
+#include <QtGui/QApplication>
+
+int main(int argc, char *argv[])
+{
+ QApplication app(argc, argv);
+
+ VideoPlayer player;
+ player.show();
+
+ return app.exec();
+}
diff --git a/examples/multimedia/videowidget/videoplayer.cpp b/examples/multimedia/videowidget/videoplayer.cpp
new file mode 100644
index 0000000..ed24714
--- /dev/null
+++ b/examples/multimedia/videowidget/videoplayer.cpp
@@ -0,0 +1,183 @@
+/****************************************************************************
+**
+** 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 examples 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$
+**
+****************************************************************************/
+
+#include "videoplayer.h"
+
+#include "videowidget.h"
+
+#include <QtMultimedia>
+
+VideoPlayer::VideoPlayer(QWidget *parent)
+ : QWidget(parent)
+ , surface(0)
+ , playButton(0)
+ , positionSlider(0)
+{
+ connect(&movie, SIGNAL(stateChanged(QMovie::MovieState)),
+ this, SLOT(movieStateChanged(QMovie::MovieState)));
+ connect(&movie, SIGNAL(frameChanged(int)),
+ this, SLOT(frameChanged(int)));
+
+ VideoWidget *videoWidget = new VideoWidget;
+ surface = videoWidget->videoSurface();
+
+ QAbstractButton *openButton = new QPushButton(tr("Open..."));
+ connect(openButton, SIGNAL(clicked()), this, SLOT(openFile()));
+
+ playButton = new QPushButton;
+ playButton->setEnabled(false);
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay));
+
+ connect(playButton, SIGNAL(clicked()),
+ this, SLOT(play()));
+
+ positionSlider = new QSlider(Qt::Horizontal);
+ positionSlider->setRange(0, 0);
+
+ connect(positionSlider, SIGNAL(sliderMoved(int)),
+ this, SLOT(setPosition(int)));
+
+ connect(&movie, SIGNAL(frameChanged(int)),
+ positionSlider, SLOT(setValue(int)));
+
+ QBoxLayout *controlLayout = new QHBoxLayout;
+ controlLayout->setMargin(0);
+ controlLayout->addWidget(openButton);
+ controlLayout->addWidget(playButton);
+ controlLayout->addWidget(positionSlider);
+
+ QBoxLayout *layout = new QVBoxLayout;
+ layout->addWidget(videoWidget);
+ layout->addLayout(controlLayout);
+
+ setLayout(layout);
+}
+
+VideoPlayer::~VideoPlayer()
+{
+}
+
+void VideoPlayer::openFile()
+{
+ QString fileName = QFileDialog::getOpenFileName(this, tr("Open Movie"));
+
+ if (!fileName.isEmpty()) {
+ if (surface->isStarted())
+ surface->stop();
+
+ movie.setFileName(fileName);
+
+ playButton->setEnabled(true);
+ positionSlider->setMaximum(movie.frameCount());
+
+ movie.jumpToFrame(0);
+ }
+}
+
+void VideoPlayer::play()
+{
+ switch(movie.state()) {
+ case QMovie::NotRunning:
+ movie.start();
+ break;
+ case QMovie::Paused:
+ movie.setPaused(false);
+ break;
+ case QMovie::Running:
+ movie.setPaused(true);
+ break;
+ }
+}
+
+void VideoPlayer::movieStateChanged(QMovie::MovieState state)
+{
+ switch(state) {
+ case QMovie::NotRunning:
+ case QMovie::Paused:
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay));
+ break;
+ case QMovie::Running:
+ playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPause));
+ break;
+ }
+}
+
+void VideoPlayer::frameChanged(int frame)
+{
+ if (!presentImage(movie.currentImage())) {
+ movie.stop();
+ playButton->setEnabled(false);
+ positionSlider->setMaximum(0);
+ } else {
+ positionSlider->setValue(frame);
+ }
+}
+
+void VideoPlayer::setPosition(int frame)
+{
+ movie.jumpToFrame(frame);
+}
+
+bool VideoPlayer::presentImage(const QImage &image)
+{
+ QVideoFrame frame(image);
+
+ if (!frame.isValid())
+ return false;
+
+ QVideoSurfaceFormat currentFormat = surface->surfaceFormat();
+
+ if (frame.pixelFormat() != currentFormat.pixelFormat()
+ || frame.size() != currentFormat.frameSize()) {
+ QVideoSurfaceFormat format(frame.size(), frame.pixelFormat());
+
+ if (!surface->start(format))
+ return false;
+ }
+
+ if (!surface->present(frame)) {
+ surface->stop();
+
+ return false;
+ } else {
+ return true;
+ }
+}
diff --git a/examples/multimedia/videowidget/videoplayer.h b/examples/multimedia/videowidget/videoplayer.h
new file mode 100644
index 0000000..6547415
--- /dev/null
+++ b/examples/multimedia/videowidget/videoplayer.h
@@ -0,0 +1,79 @@
+/****************************************************************************
+**
+** 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 examples 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 VIDEOPLAYER_H
+#define VIDEOPLAYER_H
+
+#include <QtGui/QMovie>
+#include <QtGui/QWidget>
+
+QT_BEGIN_NAMESPACE
+class QAbstractButton;
+class QAbstractVideoSurface;
+class QSlider;
+QT_END_NAMESPACE
+
+class VideoPlayer : public QWidget
+{
+ Q_OBJECT
+public:
+ VideoPlayer(QWidget *parent = 0);
+ ~VideoPlayer();
+
+public slots:
+ void openFile();
+ void play();
+
+private slots:
+ void movieStateChanged(QMovie::MovieState state);
+ void frameChanged(int frame);
+ void setPosition(int frame);
+
+private:
+ bool presentImage(const QImage &image);
+
+ QMovie movie;
+ QAbstractVideoSurface *surface;
+ QAbstractButton *playButton;
+ QSlider *positionSlider;
+};
+
+#endif
diff --git a/examples/multimedia/videowidget/videowidget.cpp b/examples/multimedia/videowidget/videowidget.cpp
new file mode 100644
index 0000000..80688e1
--- /dev/null
+++ b/examples/multimedia/videowidget/videowidget.cpp
@@ -0,0 +1,114 @@
+/****************************************************************************
+**
+** 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 examples 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$
+**
+****************************************************************************/
+
+#include "videowidget.h"
+
+#include "videowidgetsurface.h"
+
+#include <QtMultimedia>
+
+//! [0]
+VideoWidget::VideoWidget(QWidget *parent)
+ : QWidget(parent)
+ , surface(0)
+{
+ setAutoFillBackground(false);
+ setAttribute(Qt::WA_NoSystemBackground, true);
+ setAttribute(Qt::WA_PaintOnScreen, true);
+
+ QPalette palette = this->palette();
+ palette.setColor(QPalette::Background, Qt::black);
+ setPalette(palette);
+
+ setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
+
+ surface = new VideoWidgetSurface(this);
+}
+//! [0]
+
+//! [1]
+VideoWidget::~VideoWidget()
+{
+ delete surface;
+}
+//! [1]
+
+//! [2]
+QSize VideoWidget::sizeHint() const
+{
+ return surface->surfaceFormat().sizeHint();
+}
+//! [2]
+
+
+//! [3]
+void VideoWidget::paintEvent(QPaintEvent *event)
+{
+ QPainter painter(this);
+
+ if (surface->isStarted()) {
+ const QRect videoRect = surface->videoRect();
+
+ if (!videoRect.contains(event->rect())) {
+ QRegion region = event->region();
+ region.subtract(videoRect);
+
+ QBrush brush = palette().background();
+
+ foreach (const QRect &rect, region.rects())
+ painter.fillRect(rect, brush);
+ }
+
+ surface->paint(&painter);
+ } else {
+ painter.fillRect(event->rect(), palette().background());
+ }
+}
+//! [3]
+
+//! [4]
+void VideoWidget::resizeEvent(QResizeEvent *event)
+{
+ QWidget::resizeEvent(event);
+
+ surface->updateVideoRect();
+}
+//! [4]
diff --git a/examples/multimedia/videowidget/videowidget.h b/examples/multimedia/videowidget/videowidget.h
new file mode 100644
index 0000000..8c343bf
--- /dev/null
+++ b/examples/multimedia/videowidget/videowidget.h
@@ -0,0 +1,76 @@
+/****************************************************************************
+**
+** 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 examples 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 VIDEOWIDGET_H
+#define VIDEOWIDGET_H
+
+#include "videowidgetsurface.h"
+
+#include <QtGui/QWidget>
+
+QT_BEGIN_NAMESPACE
+class QAbstractVideoSurface;
+QT_END_NAMESPACE
+
+class VideoWidgetSurface;
+
+//! [0]
+class VideoWidget : public QWidget
+{
+ Q_OBJECT
+public:
+ VideoWidget(QWidget *parent = 0);
+ ~VideoWidget();
+
+ QAbstractVideoSurface *videoSurface() const { return surface; }
+
+ QSize sizeHint() const;
+
+protected:
+ void paintEvent(QPaintEvent *event);
+ void resizeEvent(QResizeEvent *event);
+
+private:
+ VideoWidgetSurface *surface;
+};
+//! [0]
+
+#endif
diff --git a/examples/multimedia/videowidget/videowidget.pro b/examples/multimedia/videowidget/videowidget.pro
new file mode 100644
index 0000000..3f93745
--- /dev/null
+++ b/examples/multimedia/videowidget/videowidget.pro
@@ -0,0 +1,25 @@
+TEMPLATE = app
+
+QT += multimedia
+
+HEADERS = \
+ videoplayer.h \
+ videowidget.h \
+ videowidgetsurface.h
+
+SOURCES = \
+ main.cpp \
+ videoplayer.cpp \
+ videowidget.cpp \
+ videowidgetsurface.cpp
+
+# install
+target.path = $$[QT_INSTALL_EXAMPLES]/multimedia/videowidget
+sources.files = $$SOURCES $$HEADERS $$FORMS $$RESOURCES *.pro *.png images
+sources.path = $$[QT_INSTALL_EXAMPLES]/multimedia/videowidget
+INSTALLS += target sources
+
+symbian {
+ TARGET.UID3 = 0xA000D7C3
+ include($$QT_SOURCE_TREE/examples/symbianpkgrules.pri)
+}
diff --git a/examples/multimedia/videowidget/videowidgetsurface.cpp b/examples/multimedia/videowidget/videowidgetsurface.cpp
new file mode 100644
index 0000000..ec9b8b5
--- /dev/null
+++ b/examples/multimedia/videowidget/videowidgetsurface.cpp
@@ -0,0 +1,175 @@
+/****************************************************************************
+**
+** 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 examples 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "videowidgetsurface.h"
+
+#include <QtMultimedia>
+
+VideoWidgetSurface::VideoWidgetSurface(QWidget *widget, QObject *parent)
+ : QAbstractVideoSurface(parent)
+ , widget(widget)
+ , imageFormat(QImage::Format_Invalid)
+{
+}
+
+//! [0]
+QList<QVideoFrame::PixelFormat> VideoWidgetSurface::supportedPixelFormats(
+ QAbstractVideoBuffer::HandleType handleType) const
+{
+ if (handleType == QAbstractVideoBuffer::NoHandle) {
+ return QList<QVideoFrame::PixelFormat>()
+ << QVideoFrame::Format_RGB32
+ << QVideoFrame::Format_ARGB32
+ << QVideoFrame::Format_ARGB32_Premultiplied
+ << QVideoFrame::Format_RGB565
+ << QVideoFrame::Format_RGB555;
+ } else {
+ return QList<QVideoFrame::PixelFormat>();
+ }
+}
+//! [0]
+
+//! [1]
+bool VideoWidgetSurface::isFormatSupported(
+ const QVideoSurfaceFormat &format, QVideoSurfaceFormat *similar) const
+{
+ Q_UNUSED(similar);
+
+ const QImage::Format imageFormat = QVideoFrame::equivalentImageFormat(format.pixelFormat());
+ const QSize size = format.frameSize();
+
+ return imageFormat != QImage::Format_Invalid
+ && !size.isEmpty()
+ && format.handleType() == QAbstractVideoBuffer::NoHandle;
+}
+//! [1]
+
+//! [2]
+bool VideoWidgetSurface::start(const QVideoSurfaceFormat &format)
+{
+ const QImage::Format imageFormat = QVideoFrame::equivalentImageFormat(format.pixelFormat());
+ const QSize size = format.frameSize();
+
+ if (imageFormat != QImage::Format_Invalid && !size.isEmpty()) {
+ this->imageFormat = imageFormat;
+ imageSize = size;
+ sourceRect = format.viewport();
+
+ QAbstractVideoSurface::start(format);
+
+ widget->updateGeometry();
+ updateVideoRect();
+
+ return true;
+ } else {
+ return false;
+ }
+}
+//! [2]
+
+//! [3]
+void VideoWidgetSurface::stop()
+{
+ currentFrame = QVideoFrame();
+ targetRect = QRect();
+
+ QAbstractVideoSurface::stop();
+
+ widget->update();
+}
+//! [3]
+
+//! [4]
+bool VideoWidgetSurface::present(const QVideoFrame &frame)
+{
+ if (surfaceFormat().pixelFormat() != frame.pixelFormat()
+ || surfaceFormat().frameSize() != frame.size()) {
+ setError(IncorrectFormatError);
+ stop();
+
+ return false;
+ } else {
+ currentFrame = frame;
+
+ widget->repaint(targetRect);
+
+ return true;
+ }
+}
+//! [4]
+
+//! [5]
+void VideoWidgetSurface::updateVideoRect()
+{
+ QSize size = surfaceFormat().sizeHint();
+ size.scale(widget->size().boundedTo(size), Qt::KeepAspectRatio);
+
+ targetRect = QRect(QPoint(0, 0), size);
+ targetRect.moveCenter(widget->rect().center());
+}
+//! [5]
+
+//! [6]
+void VideoWidgetSurface::paint(QPainter *painter)
+{
+ if (currentFrame.map(QAbstractVideoBuffer::ReadOnly)) {
+ const QTransform oldTransform = painter->transform();
+
+ if (surfaceFormat().scanLineDirection() == QVideoSurfaceFormat::BottomToTop) {
+ painter->scale(1, -1);
+ painter->translate(0, -widget->height());
+ }
+
+ QImage image(
+ currentFrame.bits(),
+ currentFrame.width(),
+ currentFrame.height(),
+ currentFrame.bytesPerLine(),
+ imageFormat);
+
+ painter->drawImage(targetRect, image, sourceRect);
+
+ painter->setTransform(oldTransform);
+
+ currentFrame.unmap();
+ }
+}
+//! [6]
diff --git a/examples/multimedia/videowidget/videowidgetsurface.h b/examples/multimedia/videowidget/videowidgetsurface.h
new file mode 100644
index 0000000..83439d3
--- /dev/null
+++ b/examples/multimedia/videowidget/videowidgetsurface.h
@@ -0,0 +1,81 @@
+/****************************************************************************
+**
+** 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 examples 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 VIDEOWIDGETSURFACE_H
+#define VIDEOWIDGETSURFACE_H
+
+#include <QtCore/QRect>
+#include <QtGui/QImage>
+#include <QtMultimedia/QAbstractVideoSurface>
+#include <QtMultimedia/QVideoFrame>
+
+//! [0]
+class VideoWidgetSurface : public QAbstractVideoSurface
+{
+ Q_OBJECT
+public:
+ VideoWidgetSurface(QWidget *widget, QObject *parent = 0);
+
+ QList<QVideoFrame::PixelFormat> supportedPixelFormats(
+ QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
+ bool isFormatSupported(const QVideoSurfaceFormat &format, QVideoSurfaceFormat *similar) const;
+
+ bool start(const QVideoSurfaceFormat &format);
+ void stop();
+
+ bool present(const QVideoFrame &frame);
+
+ QRect videoRect() const { return targetRect; }
+ void updateVideoRect();
+
+ void paint(QPainter *painter);
+
+private:
+ QWidget *widget;
+ QImage::Format imageFormat;
+ QRect targetRect;
+ QSize imageSize;
+ QRect sourceRect;
+ QVideoFrame currentFrame;
+};
+//! [0]
+
+#endif