diff options
Diffstat (limited to 'examples/videographicsitem')
-rw-r--r-- | examples/videographicsitem/main.cpp | 54 | ||||
-rw-r--r-- | examples/videographicsitem/videographicsitem.pro | 21 | ||||
-rw-r--r-- | examples/videographicsitem/videoitem.cpp | 144 | ||||
-rw-r--r-- | examples/videographicsitem/videoitem.h | 78 | ||||
-rw-r--r-- | examples/videographicsitem/videoplayer.cpp | 174 | ||||
-rw-r--r-- | examples/videographicsitem/videoplayer.h | 85 |
6 files changed, 0 insertions, 556 deletions
diff --git a/examples/videographicsitem/main.cpp b/examples/videographicsitem/main.cpp deleted file mode 100644 index 78721da..0000000 --- a/examples/videographicsitem/main.cpp +++ /dev/null @@ -1,54 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 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. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "videoplayer.h" - -#include <QtWidgets/QApplication> - -int main(int argc, char **argv) -{ - QApplication app(argc, argv); - - VideoPlayer player; - player.show(); - - return app.exec(); -} - diff --git a/examples/videographicsitem/videographicsitem.pro b/examples/videographicsitem/videographicsitem.pro deleted file mode 100644 index 66ed4f6..0000000 --- a/examples/videographicsitem/videographicsitem.pro +++ /dev/null @@ -1,21 +0,0 @@ -TEMPLATE = app -TARGET = videographicsitem - -QT += multimedia multimediawidgets - -contains(QT_CONFIG, opengl): QT += opengl - -HEADERS += videoplayer.h \ - videoitem.h - -SOURCES += main.cpp \ - videoplayer.cpp \ - videoitem.cpp - -target.path = $$[QT_INSTALL_EXAMPLES]/qtmultimedia/videographicsitem -sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS *.pro -sources.path = $$[QT_INSTALL_EXAMPLES]/qtmultimedia/videographicsitem - -INSTALLS += target sources - -QT+=widgets diff --git a/examples/videographicsitem/videoitem.cpp b/examples/videographicsitem/videoitem.cpp deleted file mode 100644 index d314ac0..0000000 --- a/examples/videographicsitem/videoitem.cpp +++ /dev/null @@ -1,144 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 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. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "videoitem.h" - -#include <QtWidgets> -#include <qvideosurfaceformat.h> - -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::imageFormatFromPixelFormat(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 (!QAbstractVideoSurface::isActive()) - setError(StoppedError); - - return false; - } else { - currentFrame = frame; - framePainted = false; - - update(); - - return true; - } -} diff --git a/examples/videographicsitem/videoitem.h b/examples/videographicsitem/videoitem.h deleted file mode 100644 index 48215a1..0000000 --- a/examples/videographicsitem/videoitem.h +++ /dev/null @@ -1,78 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 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. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef VIDEOITEM_H -#define VIDEOITEM_H - -#include <qabstractvideosurface.h> -#include <QtWidgets/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/videographicsitem/videoplayer.cpp b/examples/videographicsitem/videoplayer.cpp deleted file mode 100644 index b406d51..0000000 --- a/examples/videographicsitem/videoplayer.cpp +++ /dev/null @@ -1,174 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 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. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "videoplayer.h" -#include "videoitem.h" - -#include <QtWidgets> -#include <qvideosurfaceformat.h> - -#if !defined(QT_NO_OPENGL) -# include <QtOpenGL/QGLWidget> -#endif - -VideoPlayer::VideoPlayer(QWidget *parent, Qt::WindowFlags flags) - : QWidget(parent, flags) - , mediaPlayer(0, QMediaPlayer::VideoSurface) - , videoItem(0) - , playButton(0) - , positionSlider(0) -{ - videoItem = new VideoItem; - - QGraphicsScene *scene = new QGraphicsScene(this); - QGraphicsView *graphicsView = new QGraphicsView(scene); - -#if !defined(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))); - - 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); - - mediaPlayer.setVideoOutput(videoItem); - connect(&mediaPlayer, SIGNAL(stateChanged(QMediaPlayer::State)), - this, SLOT(mediaStateChanged(QMediaPlayer::State))); - connect(&mediaPlayer, SIGNAL(positionChanged(qint64)), this, SLOT(positionChanged(qint64))); - connect(&mediaPlayer, SIGNAL(durationChanged(qint64)), this, SLOT(durationChanged(qint64))); -} - -VideoPlayer::~VideoPlayer() -{ -} - - -void VideoPlayer::openFile() -{ - QString fileName = QFileDialog::getOpenFileName(this, tr("Open Movie"),QDir::homePath()); - - if (!fileName.isEmpty()) { - mediaPlayer.setMedia(QUrl::fromLocalFile(fileName)); - - playButton->setEnabled(true); - } -} - -void VideoPlayer::play() -{ - switch(mediaPlayer.state()) { - case QMediaPlayer::PlayingState: - mediaPlayer.pause(); - break; - default: - mediaPlayer.play(); - break; - } -} - -void VideoPlayer::mediaStateChanged(QMediaPlayer::State state) -{ - switch(state) { - case QMediaPlayer::PlayingState: - playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPause)); - break; - default: - playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay)); - break; - } -} - -void VideoPlayer::positionChanged(qint64 position) -{ - positionSlider->setValue(position); -} - -void VideoPlayer::durationChanged(qint64 duration) -{ - positionSlider->setRange(0, duration); -} - -void VideoPlayer::setPosition(int position) -{ - mediaPlayer.setPosition(position); -} - - -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)); -} diff --git a/examples/videographicsitem/videoplayer.h b/examples/videographicsitem/videoplayer.h deleted file mode 100644 index e08a9dd..0000000 --- a/examples/videographicsitem/videoplayer.h +++ /dev/null @@ -1,85 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 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. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef VIDEOPLAYER_H -#define VIDEOPLAYER_H - -#include <qmediaplayer.h> - -#include <QtGui/QMovie> -#include <QtWidgets/QWidget> - -QT_BEGIN_NAMESPACE -class QAbstractButton; -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 mediaStateChanged(QMediaPlayer::State state); - void positionChanged(qint64 position); - void durationChanged(qint64 duration); - void setPosition(int position); - void rotateVideo(int angle); - -private: - QMediaPlayer mediaPlayer; - VideoItem *videoItem; - QAbstractButton *playButton; - QSlider *positionSlider; -}; - -#endif - |