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/****************************************************************************
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**
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** Copyright (C) 2009 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 tools applications of the Qt Toolkit.
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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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#include "qvfb.h"
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#include "qvfbview.h"
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#include "qvfbhdr.h"
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#ifdef Q_WS_X11
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#include "qvfbx11view.h"
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#endif
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#include "qvfbratedlg.h"
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#include "ui_config.h"
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#include "qanimationwriter.h"
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#include <deviceskin.h>
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#include <QMenuBar>
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#include <QMenu>
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#include <QApplication>
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#include <QMessageBox>
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#include <QComboBox>
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#include <QLabel>
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#include <QFileDialog>
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#include <QSlider>
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#include <QSpinBox>
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#include <QLayout>
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#include <QRadioButton>
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#include <QImage>
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#include <QPixmap>
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#include <QCheckBox>
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#include <QCursor>
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#include <QTime>
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#include <QScrollArea>
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#include <QProgressBar>
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#include <QPushButton>
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#include <QTextStream>
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#include <QFile>
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#include <QFileInfo>
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#include <QDebug>
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/types.h>
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QT_BEGIN_NAMESPACE
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// =====================================================================
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static const char *red_on_led_xpm[] = {
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"11 11 10 1",
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" c None",
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". c #FF0000",
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"+ c #FF4C4C",
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"@ c #FF7A7A",
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"# c #D30000",
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"$ c #FF9393",
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"% c #BA0000",
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"& c #FFFFFF",
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"* c #7F0000",
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"= c #000000",
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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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" =*%###. ",
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" ===*. ",
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" "};
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static const char *red_off_led_xpm[] = {
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"11 11 12 1",
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" c None",
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". c #CDB7B4",
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"+ c #D2BFBD",
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"@ c #DBCBCA",
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"# c #E5D9D8",
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"$ c #BC9E9B",
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"% c #E2D6D5",
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"& c #AD8986",
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"* c #FFFFFF",
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"= c #A8817D",
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"- c #B2908D",
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"; c #6F4D4A",
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" ",
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" .++@# ",
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" .....@# ",
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" $$...%.@# ",
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" &$..%*%.@ ",
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" =-...%..+ ",
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" =&-...... ",
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" ;==-..... ",
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" ;=&-$$. ",
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" ;==&$ ",
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" "};
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static bool copyButtonConfiguration(const QString &prefix, int displayId)
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{
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const QString destDir = QT_VFB_DATADIR(displayId).append("/");
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const QFileInfo src(prefix + QLatin1String("defaultbuttons.conf"));
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const QFileInfo dst(destDir + QLatin1String("defaultbuttons.conf"));
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unlink(dst.absoluteFilePath().toLatin1().constData());
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if (!src.exists())
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return false;
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const bool rc = QFile::copy(src.absoluteFilePath(), dst.absoluteFilePath());
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if (!rc)
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qWarning() << "Failed to copy the button configuration file " << src.absoluteFilePath() << " to " << dst.absoluteFilePath() << '.';
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return rc;
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}
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// =====================================================================
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class AnimationSaveWidget : public QWidget {
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Q_OBJECT
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public:
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AnimationSaveWidget(QVFbAbstractView *v);
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~AnimationSaveWidget();
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bool detectPpmtoMpegCommand();
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void timerEvent(QTimerEvent *te);
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void convertToMpeg(QString filename);
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void removeTemporaryFiles();
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protected slots:
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void toggleRecord();
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void reset();
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void save();
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private:
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QVFbAbstractView *view;
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QProgressBar *progressBar;
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QLabel *statusText;
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bool haveMpeg, savingAsMpeg, recording;
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QCheckBox *mpegSave;
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QAnimationWriter *animation;
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QPushButton *recBt, *resetBt, *saveBt;
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QLabel *timeDpy, *recLED;
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int timerId, progressTimerId;
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QPixmap recOn, recOff;
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QTime tm;
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int elapsed, imageNum;
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};
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// =====================================================================
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Zoomer::Zoomer(QVFb* target) :
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qvfb(target)
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{
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QVBoxLayout *layout = new QVBoxLayout(this);
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QSlider *sl = new QSlider(Qt::Horizontal);
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sl->setMinimum(10);
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sl->setMaximum(64);
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sl->setPageStep(1);
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sl->setValue(32);
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layout->addWidget(sl);
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connect(sl,SIGNAL(valueChanged(int)),this,SLOT(zoom(int)));
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label = new QLabel();
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layout->addWidget(label);
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}
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void Zoomer::zoom(int z)
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{
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double d = (double)z/32.0;
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qvfb->setZoom(d);
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label->setText(QString::number(d,'g',2));
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}
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// =====================================================================
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QVFb::QVFb( int display_id, int w, int h, int d, int r, const QString &skin, DisplayType displayType, QWidget *parent, Qt::WindowFlags flags )
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: QMainWindow( parent, flags )
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{
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this->displayType = displayType;
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view = 0;
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secondaryView = 0;
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scroller = 0;
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this->skin = 0;
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currentSkinIndex = -1;
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findSkins(skin);
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zoomer = 0;
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QPixmap pix(":/res/images/logo.png");
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setWindowIcon( pix );
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rateDlg = 0;
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refreshRate = 30;
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// Create the menu first to avoid scroll bars in the main window
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createMenu( menuBar() );
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init( display_id, w, h, d, r, skin );
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enableCursor( true );
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}
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QVFb::~QVFb()
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{
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}
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void QVFb::popupMenu()
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{
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QMenu *pm = new QMenu( this );
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createMenu( pm );
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pm->exec(QCursor::pos());
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}
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void QVFb::init( int display_id, int pw, int ph, int d, int r, const QString& skin_name )
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{
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delete view;
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view = 0;
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delete secondaryView;
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secondaryView = 0;
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delete scroller;
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scroller = 0;
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delete skin;
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skin = 0;
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skinscaleH = skinscaleV = 1.0;
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QVFbView::Rotation rot = ((r == 90) ? QVFbView::Rot90 :
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((r == 180) ? QVFbView::Rot180 :
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((r == 270) ? QVFbView::Rot270 :
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QVFbView::Rot0 )));
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if ( !skin_name.isEmpty() ) {
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const bool vis = isVisible();
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DeviceSkinParameters parameters;
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QString readError;
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if (parameters.read(skin_name,DeviceSkinParameters::ReadAll, &readError)) {
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skin = new DeviceSkin(parameters, this);
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connect(skin, SIGNAL(popupMenu()), this, SLOT(popupMenu()));
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const int sw = parameters.screenSize().width();
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const int sh = parameters.screenSize().height();
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const int sd = parameters.screenDepth;
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if (!pw) pw = sw;
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if (!ph) ph = sh;
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if (d < 0) {
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if (sd)
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d = sd;
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else
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d = -d;
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}
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if (vis)
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hide();
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menuBar()->hide();
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scroller = 0;
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#ifdef Q_WS_X11
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if (displayType == X11)
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view = new QVFbX11View( display_id, pw, ph, d, rot, skin );
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else
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#endif
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view = new QVFbView( display_id, pw, ph, d, rot, skin );
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skin->setView( view );
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view->setContentsMargins( 0, 0, 0, 0 );
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view->setTouchscreenEmulation(!parameters.hasMouseHover);
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connect(skin, SIGNAL(skinKeyPressEvent(int,QString,bool)), view, SLOT(skinKeyPressEvent(int,QString,bool)));
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connect(skin, SIGNAL(skinKeyReleaseEvent(int,QString,bool)), view, SLOT(skinKeyReleaseEvent(int,QString,bool)));
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copyButtonConfiguration(skin->prefix(), view->displayId());
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setCentralWidget( skin );
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adjustSize();
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skinscaleH = (double)sw/pw;
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skinscaleV = (double)sh/ph;
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if ( skinscaleH != 1.0 || skinscaleH != 1.0 )
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setZoom(skinscaleH);
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view->show();
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if (parameters.hasSecondaryScreen()) {
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const QSize ssize = parameters.secondaryScreenSize();
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// assumes same depth and rotation
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#ifdef Q_WS_X11
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if (displayType == X11)
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secondaryView = new QVFbX11View( display_id+1, ssize.width(), ssize.height(), d, rot, skin );
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else
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#endif
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secondaryView = new QVFbView( display_id+1, ssize.width(), ssize.height(), d, rot, skin );
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skin->setSecondaryView(secondaryView);
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secondaryView->show();
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}
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if ( vis ) show();
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} else {
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qWarning("%s", qPrintable(readError));
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}
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}
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// If we failed to get a skin or we were not supplied
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// with one then fallback to a framebuffer without
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// a skin
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if (!skin){
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// Default values
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if (!pw)
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pw = 240;
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if (!ph)
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ph = 320;
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if (!d)
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d = 32;
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else if (d < 0)
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d = -d;
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if (currentSkinIndex != -1) {
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clearMask();
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setParent( 0, 0 );
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move( pos() );
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show();
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//unset fixed size:
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setMinimumSize(0,0);
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setMaximumSize(QWIDGETSIZE_MAX,QWIDGETSIZE_MAX);
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}
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menuBar()->show();
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scroller = new QScrollArea(this);
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scroller->setFocusPolicy(Qt::NoFocus); // don't steal key events from the embedded app
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#ifdef Q_WS_X11
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if (displayType == X11)
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view = new QVFbX11View( display_id, pw, ph, d, rot, scroller );
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else
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#endif
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view = new QVFbView( display_id, pw, ph, d, rot, scroller );
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scroller->setWidget(view);
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view->setContentsMargins( 0, 0, 0, 0 );
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setCentralWidget(scroller);
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ph += 2; // avoid scrollbar
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scroller->show();
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// delete defaultbuttons.conf if it was left behind...
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unlink(QFileInfo(QT_VFB_DATADIR(view->displayId()).append("/defaultbuttons.conf")).absoluteFilePath().toLatin1().constData());
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if (secondaryView)
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unlink(QFileInfo(QT_VFB_DATADIR(view->displayId() + 1).append("/defaultbuttons.conf")).absoluteFilePath().toLatin1().constData());
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}
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view->setRate(refreshRate);
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if (secondaryView) {
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secondaryView->setRate(refreshRate);
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}
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363 |
// Resize QVFb to the new size
|
|
|
364 |
QSize newSize = view->sizeHint();
|
|
|
365 |
|
|
|
366 |
// ... fudge factor
|
|
|
367 |
newSize += QSize(20, 35);
|
|
|
368 |
|
|
|
369 |
resize(newSize);
|
|
|
370 |
|
|
|
371 |
setWindowTitle(QString("Virtual framebuffer %1x%2 %3bpp Display :%4 Rotate %5")
|
|
|
372 |
.arg(view->displayWidth()).arg(view->displayHeight())
|
|
|
373 |
.arg(d).arg(display_id).arg(r));
|
|
|
374 |
}
|
|
|
375 |
|
|
|
376 |
void QVFb::enableCursor( bool e )
|
|
|
377 |
{
|
|
|
378 |
if ( skin && skin->hasCursor() ) {
|
|
|
379 |
view->setCursor( Qt::BlankCursor );
|
|
|
380 |
if (secondaryView)
|
|
|
381 |
secondaryView->setCursor( Qt::BlankCursor );
|
|
|
382 |
} else {
|
|
|
383 |
view->setCursor( e ? Qt::ArrowCursor : Qt::BlankCursor );
|
|
|
384 |
if (secondaryView)
|
|
|
385 |
secondaryView->setCursor( e ? Qt::ArrowCursor : Qt::BlankCursor );
|
|
|
386 |
}
|
|
|
387 |
cursorAction->setChecked( e );
|
|
|
388 |
}
|
|
|
389 |
|
|
|
390 |
template <typename T>
|
|
|
391 |
void QVFb::createMenu(T *menu)
|
|
|
392 |
{
|
|
|
393 |
menu->addMenu( createFileMenu() );
|
|
|
394 |
menu->addMenu( createViewMenu() );
|
|
|
395 |
menu->addSeparator();
|
|
|
396 |
menu->addMenu( createHelpMenu() );
|
|
|
397 |
}
|
|
|
398 |
|
|
|
399 |
QMenu* QVFb::createFileMenu()
|
|
|
400 |
{
|
|
|
401 |
QMenu *file = new QMenu( "File", this );
|
|
|
402 |
file->addAction( "Configure...", this, SLOT(configure()), 0 );
|
|
|
403 |
file->addSeparator();
|
|
|
404 |
file->addAction( "&Save image...", this, SLOT(saveImage()), 0 );
|
|
|
405 |
file->addAction( "&Animation...", this, SLOT(toggleAnimation()), 0 );
|
|
|
406 |
file->addSeparator();
|
|
|
407 |
file->addAction( "&Quit", qApp, SLOT(quit()) );
|
|
|
408 |
return file;
|
|
|
409 |
}
|
|
|
410 |
|
|
|
411 |
QMenu* QVFb::createViewMenu()
|
|
|
412 |
{
|
|
|
413 |
viewMenu = new QMenu( "View", this );
|
|
|
414 |
cursorAction = viewMenu->addAction( "Show &Cursor", this,
|
|
|
415 |
SLOT(toggleCursor()) );
|
|
|
416 |
cursorAction->setCheckable(true);
|
|
|
417 |
if ( view )
|
|
|
418 |
enableCursor(true);
|
|
|
419 |
viewMenu->addAction( "&Refresh Rate...", this, SLOT(changeRate()) );
|
|
|
420 |
viewMenu->addSeparator();
|
|
|
421 |
viewMenu->addAction( "No rotation", this, SLOT(setRot0()) );
|
|
|
422 |
viewMenu->addAction( "90\260 rotation", this, SLOT(setRot90()) );
|
|
|
423 |
viewMenu->addAction( "180\260 rotation", this, SLOT(setRot180()) );
|
|
|
424 |
viewMenu->addAction( "270\260 rotation", this, SLOT(setRot270()) );
|
|
|
425 |
viewMenu->addSeparator();
|
|
|
426 |
viewMenu->addAction( "Zoom scale &0.5", this, SLOT(setZoomHalf()) );
|
|
|
427 |
viewMenu->addAction( "Zoom scale 0.75", this, SLOT(setZoom075()) );
|
|
|
428 |
viewMenu->addAction( "Zoom scale &1", this, SLOT(setZoom1()) );
|
|
|
429 |
viewMenu->addAction( "Zoom scale &2", this, SLOT(setZoom2()) );
|
|
|
430 |
viewMenu->addAction( "Zoom scale &3", this, SLOT(setZoom3()) );
|
|
|
431 |
viewMenu->addAction( "Zoom scale &4", this, SLOT(setZoom4()) );
|
|
|
432 |
viewMenu->addSeparator();
|
|
|
433 |
viewMenu->addAction( "Zoom scale...", this, SLOT(setZoom()) );
|
|
|
434 |
return viewMenu;
|
|
|
435 |
}
|
|
|
436 |
|
|
|
437 |
|
|
|
438 |
QMenu* QVFb::createHelpMenu()
|
|
|
439 |
{
|
|
|
440 |
QMenu *help = new QMenu( "Help", this );
|
|
|
441 |
help->addAction("About...", this, SLOT(about()));
|
|
|
442 |
return help;
|
|
|
443 |
}
|
|
|
444 |
|
|
|
445 |
void QVFb::setZoom(double z)
|
|
|
446 |
{
|
|
|
447 |
view->setZoom(z,z*skinscaleV/skinscaleH);
|
|
|
448 |
if (secondaryView)
|
|
|
449 |
secondaryView->setZoom(z,z*skinscaleV/skinscaleH);
|
|
|
450 |
|
|
|
451 |
if (skin) {
|
|
|
452 |
skin->setTransform(QMatrix().scale(z/skinscaleH,z/skinscaleV).rotate(90*view->displayRotation()));
|
|
|
453 |
if (secondaryView)
|
|
|
454 |
secondaryView->setFixedSize(
|
|
|
455 |
int(secondaryView->displayWidth()*z),
|
|
|
456 |
int(secondaryView->displayHeight()*z*skinscaleV/skinscaleH));
|
|
|
457 |
}
|
|
|
458 |
}
|
|
|
459 |
|
|
|
460 |
void QVFb::setRotation(QVFbView::Rotation r)
|
|
|
461 |
{
|
|
|
462 |
view->setRotation(r);
|
|
|
463 |
if (secondaryView)
|
|
|
464 |
secondaryView->setRotation(r);
|
|
|
465 |
setZoom(view->zoomH());
|
|
|
466 |
}
|
|
|
467 |
|
|
|
468 |
void QVFb::setRot0()
|
|
|
469 |
{
|
|
|
470 |
setRotation(QVFbView::Rot0);
|
|
|
471 |
}
|
|
|
472 |
|
|
|
473 |
void QVFb::setRot90()
|
|
|
474 |
{
|
|
|
475 |
setRotation(QVFbView::Rot90);
|
|
|
476 |
}
|
|
|
477 |
|
|
|
478 |
void QVFb::setRot180()
|
|
|
479 |
{
|
|
|
480 |
setRotation(QVFbView::Rot180);
|
|
|
481 |
}
|
|
|
482 |
|
|
|
483 |
void QVFb::setRot270()
|
|
|
484 |
{
|
|
|
485 |
setRotation(QVFbView::Rot270);
|
|
|
486 |
}
|
|
|
487 |
|
|
|
488 |
void QVFb::setZoomHalf()
|
|
|
489 |
{
|
|
|
490 |
setZoom(0.5);
|
|
|
491 |
}
|
|
|
492 |
|
|
|
493 |
void QVFb::setZoom075()
|
|
|
494 |
{
|
|
|
495 |
setZoom(0.75);
|
|
|
496 |
}
|
|
|
497 |
|
|
|
498 |
void QVFb::setZoom1()
|
|
|
499 |
{
|
|
|
500 |
setZoom(1);
|
|
|
501 |
}
|
|
|
502 |
|
|
|
503 |
void QVFb::setZoom()
|
|
|
504 |
{
|
|
|
505 |
if ( !zoomer )
|
|
|
506 |
zoomer = new Zoomer(this);
|
|
|
507 |
zoomer->show();
|
|
|
508 |
}
|
|
|
509 |
|
|
|
510 |
void QVFb::setZoom2()
|
|
|
511 |
{
|
|
|
512 |
setZoom(2);
|
|
|
513 |
}
|
|
|
514 |
|
|
|
515 |
void QVFb::setZoom3()
|
|
|
516 |
{
|
|
|
517 |
setZoom(3);
|
|
|
518 |
}
|
|
|
519 |
|
|
|
520 |
void QVFb::setZoom4()
|
|
|
521 |
{
|
|
|
522 |
setZoom(4);
|
|
|
523 |
}
|
|
|
524 |
|
|
|
525 |
void QVFb::saveImage()
|
|
|
526 |
{
|
|
|
527 |
QImage img = view->image();
|
|
|
528 |
QString filename = QFileDialog::getSaveFileName(this, "Save Main Screen image", "snapshot.png", "Portable Network Graphics (*.png)");
|
|
|
529 |
if (!filename.isEmpty()){
|
|
|
530 |
if(!img.save(filename,"PNG"))
|
|
|
531 |
QMessageBox::critical(this, "Save Main Screen Image", "Save failed. Check that you have permission to write to the target directory.");
|
|
|
532 |
}
|
|
|
533 |
if (secondaryView) {
|
|
|
534 |
QImage img = view->image();
|
|
|
535 |
QString filename = QFileDialog::getSaveFileName(this, "Save Second Screen image", "snapshot.png", "Portable Network Graphics (*.png)");
|
|
|
536 |
if (!filename.isEmpty()) {
|
|
|
537 |
if(!img.save(filename,"PNG"))
|
|
|
538 |
QMessageBox::critical(this, "Save Second Screen Image", "Save failed. Check that you have permission to write to the target directory.");
|
|
|
539 |
}
|
|
|
540 |
}
|
|
|
541 |
}
|
|
|
542 |
|
|
|
543 |
void QVFb::toggleAnimation()
|
|
|
544 |
{
|
|
|
545 |
static AnimationSaveWidget *animWidget = 0;
|
|
|
546 |
if ( !animWidget )
|
|
|
547 |
animWidget = new AnimationSaveWidget(view);
|
|
|
548 |
if ( animWidget->isVisible() )
|
|
|
549 |
animWidget->hide();
|
|
|
550 |
else
|
|
|
551 |
animWidget->show();
|
|
|
552 |
}
|
|
|
553 |
|
|
|
554 |
void QVFb::toggleCursor()
|
|
|
555 |
{
|
|
|
556 |
enableCursor(cursorAction->isChecked());
|
|
|
557 |
}
|
|
|
558 |
|
|
|
559 |
void QVFb::changeRate()
|
|
|
560 |
{
|
|
|
561 |
if ( !rateDlg ) {
|
|
|
562 |
rateDlg = new QVFbRateDialog( refreshRate, this );
|
|
|
563 |
connect( rateDlg, SIGNAL(updateRate(int)), this, SLOT(setRate(int)) );
|
|
|
564 |
}
|
|
|
565 |
|
|
|
566 |
rateDlg->show();
|
|
|
567 |
}
|
|
|
568 |
|
|
|
569 |
void QVFb::setRate(int i)
|
|
|
570 |
{
|
|
|
571 |
refreshRate = i;
|
|
|
572 |
view->setRate(i);
|
|
|
573 |
if (secondaryView)
|
|
|
574 |
secondaryView->setRate(i);
|
|
|
575 |
}
|
|
|
576 |
|
|
|
577 |
|
|
|
578 |
void QVFb::about()
|
|
|
579 |
{
|
|
|
580 |
QMessageBox::about(this, "About QVFB",
|
|
|
581 |
"<h2>The Qt for Embedded Linux Virtual X11 Framebuffer</h2>"
|
|
|
582 |
"<p>This application runs under Qt for X11, emulating a simple framebuffer, "
|
|
|
583 |
"which the Qt for Embedded Linux server and clients can attach to just as if "
|
|
|
584 |
"it was a hardware Linux framebuffer. "
|
|
|
585 |
"<p>With the aid of this development tool, you can develop Qt for Embedded "
|
|
|
586 |
"Linux applications under X11 without having to switch to a virtual console. "
|
|
|
587 |
"This means you can comfortably use your other development tools such "
|
|
|
588 |
"as GUI profilers and debuggers."
|
|
|
589 |
);
|
|
|
590 |
}
|
|
|
591 |
|
|
|
592 |
void QVFb::findSkins(const QString ¤tSkin)
|
|
|
593 |
{
|
|
|
594 |
skinnames.clear();
|
|
|
595 |
skinfiles.clear();
|
|
|
596 |
QDir dir(":/skins/","*.skin");
|
|
|
597 |
const QFileInfoList l = dir.entryInfoList();
|
|
|
598 |
int i = 1; // "None" is already in list at index 0
|
|
|
599 |
for (QFileInfoList::const_iterator it = l.begin(); it != l.end(); ++it) {
|
|
|
600 |
skinnames.append((*it).baseName()); // should perhaps be in file
|
|
|
601 |
skinfiles.append((*it).filePath());
|
|
|
602 |
if (((*it).baseName() + ".skin") == currentSkin)
|
|
|
603 |
currentSkinIndex = i;
|
|
|
604 |
i++;
|
|
|
605 |
}
|
|
|
606 |
}
|
|
|
607 |
|
|
|
608 |
class Config : public QDialog, public Ui::Config
|
|
|
609 |
{
|
|
|
610 |
public:
|
|
|
611 |
Config(QWidget *parent)
|
|
|
612 |
: QDialog(parent)
|
|
|
613 |
{
|
|
|
614 |
setupUi(this);
|
|
|
615 |
setModal(true);
|
|
|
616 |
|
|
|
617 |
connect(buttonOk, SIGNAL(clicked()), this, SLOT(accept()));
|
|
|
618 |
connect(buttonCancel, SIGNAL(clicked()), this, SLOT(reject()));
|
|
|
619 |
}
|
|
|
620 |
};
|
|
|
621 |
|
|
|
622 |
void QVFb::configure()
|
|
|
623 |
{
|
|
|
624 |
config = new Config(this);
|
|
|
625 |
|
|
|
626 |
int w = view->displayWidth();
|
|
|
627 |
int h = view->displayHeight();
|
|
|
628 |
|
|
|
629 |
// Need to block signals, because we connect to animateClick(),
|
|
|
630 |
// since QCheckBox doesn't have setChecked(bool) in 2.x.
|
|
|
631 |
chooseSize(QSize(w,h));
|
|
|
632 |
config->skin->insertItems(config->skin->count(), skinnames);
|
|
|
633 |
if (currentSkinIndex > 0)
|
|
|
634 |
config->skin->setCurrentIndex(currentSkinIndex);
|
|
|
635 |
config->skin->addItem(tr("Browse..."));
|
|
|
636 |
config->touchScreen->setChecked(view->touchScreenEmulation());
|
|
|
637 |
config->lcdScreen->setChecked(view->lcdScreenEmulation());
|
|
|
638 |
chooseDepth(view->displayDepth(), view->displayFormat());
|
|
|
639 |
config->rgbSwapped->setChecked(view->rgbSwapped());
|
|
|
640 |
connect(config->skin, SIGNAL(activated(int)), this, SLOT(skinConfigChosen(int)));
|
|
|
641 |
if ( view->gammaRed() == view->gammaGreen() && view->gammaGreen() == view->gammaBlue() ) {
|
|
|
642 |
config->gammaslider->setValue(int(view->gammaRed()*400));
|
|
|
643 |
config->rslider->setValue(100);
|
|
|
644 |
config->gslider->setValue(100);
|
|
|
645 |
config->bslider->setValue(100);
|
|
|
646 |
} else {
|
|
|
647 |
config->gammaslider->setValue(100);
|
|
|
648 |
config->rslider->setValue(int(view->gammaRed()*400));
|
|
|
649 |
config->gslider->setValue(int(view->gammaGreen()*400));
|
|
|
650 |
config->bslider->setValue(int(view->gammaBlue()*400));
|
|
|
651 |
}
|
|
|
652 |
connect(config->gammaslider, SIGNAL(valueChanged(int)), this, SLOT(setGamma400(int)));
|
|
|
653 |
connect(config->rslider, SIGNAL(valueChanged(int)), this, SLOT(setR400(int)));
|
|
|
654 |
connect(config->gslider, SIGNAL(valueChanged(int)), this, SLOT(setG400(int)));
|
|
|
655 |
connect(config->bslider, SIGNAL(valueChanged(int)), this, SLOT(setB400(int)));
|
|
|
656 |
updateGammaLabels();
|
|
|
657 |
|
|
|
658 |
double ogr=view->gammaRed(), ogg=view->gammaGreen(), ogb=view->gammaBlue();
|
|
|
659 |
qApp->setQuitOnLastWindowClosed(false);
|
|
|
660 |
|
|
|
661 |
hide();
|
|
|
662 |
if ( config->exec() ) {
|
|
|
663 |
int id = view->displayId(); // not settable yet
|
|
|
664 |
if ( config->size_176_220->isChecked() ) {
|
|
|
665 |
w=176; h=220;
|
|
|
666 |
} else if ( config->size_240_320->isChecked() ) {
|
|
|
667 |
w=240; h=320;
|
|
|
668 |
} else if ( config->size_320_240->isChecked() ) {
|
|
|
669 |
w=320; h=240;
|
|
|
670 |
} else if ( config->size_640_480->isChecked() ) {
|
|
|
671 |
w=640; h=480;
|
|
|
672 |
} else if ( config->size_800_600->isChecked() ) {
|
|
|
673 |
w=800; h=600;
|
|
|
674 |
} else if ( config->size_1024_768->isChecked() ) {
|
|
|
675 |
w=1024; h=768;
|
|
|
676 |
} else {
|
|
|
677 |
w=config->size_width->value();
|
|
|
678 |
h=config->size_height->value();
|
|
|
679 |
}
|
|
|
680 |
int d;
|
|
|
681 |
if ( config->depth_1->isChecked() )
|
|
|
682 |
d=1;
|
|
|
683 |
else if ( config->depth_2gray->isChecked() )
|
|
|
684 |
d=2;
|
|
|
685 |
else if ( config->depth_4gray->isChecked() )
|
|
|
686 |
d=4;
|
|
|
687 |
else if ( config->depth_8->isChecked() )
|
|
|
688 |
d=8;
|
|
|
689 |
else if ( config->depth_12->isChecked() )
|
|
|
690 |
d=12;
|
|
|
691 |
else if ( config->depth_15->isChecked() )
|
|
|
692 |
d = 15;
|
|
|
693 |
else if ( config->depth_16->isChecked() )
|
|
|
694 |
d=16;
|
|
|
695 |
else if ( config->depth_18->isChecked() )
|
|
|
696 |
d=18;
|
|
|
697 |
else if ( config->depth_24->isChecked() )
|
|
|
698 |
d=24;
|
|
|
699 |
else
|
|
|
700 |
d=32;
|
|
|
701 |
QVFbView::PixelFormat displayFormat = config->depth_32_argb->isChecked()
|
|
|
702 |
? QVFbView::ARGBFormat : QVFbView::DefaultFormat;
|
|
|
703 |
int skinIndex = config->skin->currentIndex();
|
|
|
704 |
if ( w != view->displayWidth() || h != view->displayHeight()
|
|
|
705 |
|| d != view->displayDepth() || skinIndex != currentSkinIndex ) {
|
|
|
706 |
QVFbView::Rotation rot = view->displayRotation();
|
|
|
707 |
int r = ((rot == QVFbView::Rot90) ? 90 :
|
|
|
708 |
((rot == QVFbView::Rot180) ? 180 :
|
|
|
709 |
((rot == QVFbView::Rot270) ? 270 : 0 )));
|
|
|
710 |
currentSkinIndex = skinIndex;
|
|
|
711 |
init( id, w, h, d, r, skinIndex > 0 ? skinfiles[skinIndex-1] : QString::null );
|
|
|
712 |
}
|
|
|
713 |
view->setViewFormat(displayFormat);
|
|
|
714 |
view->setTouchscreenEmulation( config->touchScreen->isChecked() );
|
|
|
715 |
if (view->rgbSwapped() != config->rgbSwapped->isChecked()) {
|
|
|
716 |
//### the windowTitle logic is inside init(), and init isn't always invoked
|
|
|
717 |
QString caption = windowTitle();
|
|
|
718 |
if (!config->rgbSwapped->isChecked())
|
|
|
719 |
caption.replace(QLatin1String(" BGR"), QString());
|
|
|
720 |
else
|
|
|
721 |
caption.append(QLatin1String(" BGR"));
|
|
|
722 |
setWindowTitle(caption);
|
|
|
723 |
view->setRgbSwapped(config->rgbSwapped->isChecked());
|
|
|
724 |
}
|
|
|
725 |
bool lcdEmulation = config->lcdScreen->isChecked();
|
|
|
726 |
view->setLcdScreenEmulation( lcdEmulation );
|
|
|
727 |
if ( lcdEmulation )
|
|
|
728 |
setZoom3();
|
|
|
729 |
} else {
|
|
|
730 |
view->setGamma(ogr, ogg, ogb);
|
|
|
731 |
}
|
|
|
732 |
show();
|
|
|
733 |
qApp->setQuitOnLastWindowClosed(true);
|
|
|
734 |
delete config;
|
|
|
735 |
config=0;
|
|
|
736 |
}
|
|
|
737 |
|
|
|
738 |
void QVFb::chooseSize(const QSize& sz)
|
|
|
739 |
{
|
|
|
740 |
config->size_width->blockSignals(true);
|
|
|
741 |
config->size_height->blockSignals(true);
|
|
|
742 |
config->size_width->setValue(sz.width());
|
|
|
743 |
config->size_height->setValue(sz.height());
|
|
|
744 |
config->size_width->blockSignals(false);
|
|
|
745 |
config->size_height->blockSignals(false);
|
|
|
746 |
config->size_custom->setChecked(true); // unless changed by settings below
|
|
|
747 |
config->size_176_220->setChecked(sz == QSize(176,220));
|
|
|
748 |
config->size_240_320->setChecked(sz == QSize(240,320));
|
|
|
749 |
config->size_320_240->setChecked(sz == QSize(320,240));
|
|
|
750 |
config->size_640_480->setChecked(sz == QSize(640,480));
|
|
|
751 |
config->size_800_600->setChecked(sz == QSize(800,600));
|
|
|
752 |
config->size_1024_768->setChecked(sz == QSize(1024,768));
|
|
|
753 |
}
|
|
|
754 |
|
|
|
755 |
void QVFb::chooseDepth(int depth, QVFbView::PixelFormat displayFormat)
|
|
|
756 |
{
|
|
|
757 |
config->depth_1->setChecked(depth==1);
|
|
|
758 |
config->depth_2gray->setChecked(depth==2);
|
|
|
759 |
config->depth_4gray->setChecked(depth==4);
|
|
|
760 |
config->depth_8->setChecked(depth==8);
|
|
|
761 |
config->depth_12->setChecked(depth==12);
|
|
|
762 |
config->depth_15->setChecked(depth==15);
|
|
|
763 |
config->depth_16->setChecked(depth==16);
|
|
|
764 |
config->depth_18->setChecked(depth==18);
|
|
|
765 |
config->depth_24->setChecked(depth==24);
|
|
|
766 |
config->depth_32->setChecked(depth==32 && displayFormat != QVFbView::ARGBFormat);
|
|
|
767 |
config->depth_32_argb->setChecked(depth==32 && displayFormat == QVFbView::ARGBFormat);
|
|
|
768 |
}
|
|
|
769 |
|
|
|
770 |
void QVFb::skinConfigChosen(int i)
|
|
|
771 |
{
|
|
|
772 |
if (i == config->skin->count() - 1) { // Browse... ?
|
|
|
773 |
QFileDialog dlg(this);
|
|
|
774 |
dlg.setFileMode(QFileDialog::DirectoryOnly);
|
|
|
775 |
dlg.setWindowTitle(tr("Load Custom Skin..."));
|
|
|
776 |
dlg.setFilter(tr("All QVFB Skins (*.skin)"));
|
|
|
777 |
dlg.setDirectory(QDir::current());
|
|
|
778 |
if (dlg.exec() && dlg.selectedFiles().count() == 1) {
|
|
|
779 |
skinfiles.append(dlg.selectedFiles().first());
|
|
|
780 |
i = skinfiles.count();
|
|
|
781 |
config->skin->insertItem(i, QFileInfo(skinfiles.last()).baseName());
|
|
|
782 |
config->skin->setCurrentIndex(i);
|
|
|
783 |
} else {
|
|
|
784 |
i = 0;
|
|
|
785 |
}
|
|
|
786 |
}
|
|
|
787 |
if ( i ) {
|
|
|
788 |
DeviceSkinParameters parameters;
|
|
|
789 |
QString readError;
|
|
|
790 |
if (parameters.read(skinfiles[i-1], DeviceSkinParameters::ReadSizeOnly, &readError)) {
|
|
|
791 |
chooseSize(parameters.screenSize());
|
|
|
792 |
if (parameters.screenDepth)
|
|
|
793 |
chooseDepth(parameters.screenDepth,QVFbView::ARGBFormat);
|
|
|
794 |
config->touchScreen->setChecked(!parameters.hasMouseHover);
|
|
|
795 |
} else {
|
|
|
796 |
qWarning("%s", qPrintable(readError));
|
|
|
797 |
}
|
|
|
798 |
}
|
|
|
799 |
}
|
|
|
800 |
|
|
|
801 |
void QVFb::setGamma400(int n)
|
|
|
802 |
{
|
|
|
803 |
double g = n/100.0;
|
|
|
804 |
view->setGamma(config->rslider->value()/100.0*g,
|
|
|
805 |
config->gslider->value()/100.0*g,
|
|
|
806 |
config->bslider->value()/100.0*g);
|
|
|
807 |
updateGammaLabels();
|
|
|
808 |
}
|
|
|
809 |
|
|
|
810 |
void QVFb::setR400(int n)
|
|
|
811 |
{
|
|
|
812 |
double g = n/100.0;
|
|
|
813 |
view->setGamma(config->rslider->value()/100.0*g,
|
|
|
814 |
view->gammaGreen(),
|
|
|
815 |
view->gammaBlue());
|
|
|
816 |
updateGammaLabels();
|
|
|
817 |
}
|
|
|
818 |
|
|
|
819 |
void QVFb::setG400(int n)
|
|
|
820 |
{
|
|
|
821 |
double g = n/100.0;
|
|
|
822 |
view->setGamma(view->gammaRed(),
|
|
|
823 |
config->gslider->value()/100.0*g,
|
|
|
824 |
view->gammaBlue());
|
|
|
825 |
updateGammaLabels();
|
|
|
826 |
}
|
|
|
827 |
|
|
|
828 |
void QVFb::setB400(int n)
|
|
|
829 |
{
|
|
|
830 |
double g = n/100.0;
|
|
|
831 |
view->setGamma(view->gammaRed(),
|
|
|
832 |
view->gammaGreen(),
|
|
|
833 |
config->bslider->value()/100.0*g);
|
|
|
834 |
updateGammaLabels();
|
|
|
835 |
}
|
|
|
836 |
|
|
|
837 |
void QVFb::updateGammaLabels()
|
|
|
838 |
{
|
|
|
839 |
config->rlabel->setText(QString::number(view->gammaRed(),'g',2));
|
|
|
840 |
config->glabel->setText(QString::number(view->gammaGreen(),'g',2));
|
|
|
841 |
config->blabel->setText(QString::number(view->gammaBlue(),'g',2));
|
|
|
842 |
}
|
|
|
843 |
|
|
|
844 |
QSize QVFb::sizeHint() const
|
|
|
845 |
{
|
|
|
846 |
return QSize(int(view->displayWidth()*view->zoomH()),
|
|
|
847 |
int(menuBar()->height()+view->displayHeight()*view->zoomV()));
|
|
|
848 |
}
|
|
|
849 |
|
|
|
850 |
// =====================================================================
|
|
|
851 |
|
|
|
852 |
AnimationSaveWidget::AnimationSaveWidget(QVFbAbstractView *v) :
|
|
|
853 |
QWidget((QWidget*)0,0),
|
|
|
854 |
view(v), recording(false), animation(0),
|
|
|
855 |
timerId(-1), progressTimerId(-1),
|
|
|
856 |
recOn(red_on_led_xpm), recOff(red_off_led_xpm),
|
|
|
857 |
imageNum(0)
|
|
|
858 |
{
|
|
|
859 |
// Create the animation record UI dialog
|
|
|
860 |
QVBoxLayout *vlayout = new QVBoxLayout( this );
|
|
|
861 |
|
|
|
862 |
QWidget *hbox = new QWidget( this );
|
|
|
863 |
vlayout->addWidget(hbox);
|
|
|
864 |
QHBoxLayout *hlayout = new QHBoxLayout(hbox);
|
|
|
865 |
recBt = new QPushButton( tr("Record"), hbox );
|
|
|
866 |
hlayout->addWidget(recBt);
|
|
|
867 |
resetBt = new QPushButton( tr("Reset"), hbox );
|
|
|
868 |
hlayout->addWidget(resetBt);
|
|
|
869 |
saveBt = new QPushButton( tr("Save"), hbox );
|
|
|
870 |
hlayout->addWidget(saveBt);
|
|
|
871 |
recBt->setFixedWidth( 100 );
|
|
|
872 |
resetBt->setFixedWidth( 100 );
|
|
|
873 |
saveBt->setFixedWidth( 100 );
|
|
|
874 |
timeDpy = new QLabel( "00:00", hbox );
|
|
|
875 |
hlayout->addWidget(timeDpy);
|
|
|
876 |
recLED = new QLabel( hbox );
|
|
|
877 |
hlayout->addWidget(recLED);
|
|
|
878 |
recLED->setPixmap( recOff );
|
|
|
879 |
timeDpy->setMargin( 5 );
|
|
|
880 |
connect( recBt, SIGNAL(clicked()), this, SLOT(toggleRecord()) );
|
|
|
881 |
connect( resetBt, SIGNAL(clicked()), this, SLOT(reset()) );
|
|
|
882 |
connect( saveBt, SIGNAL(clicked()), this, SLOT(save()) );
|
|
|
883 |
elapsed = 0;
|
|
|
884 |
vlayout->setMargin( 5 );
|
|
|
885 |
vlayout->setSpacing( 5 );
|
|
|
886 |
haveMpeg = detectPpmtoMpegCommand();
|
|
|
887 |
mpegSave = new QCheckBox( tr("Save in MPEG format (requires netpbm package installed)"), this );
|
|
|
888 |
vlayout->addWidget(mpegSave);
|
|
|
889 |
mpegSave->setChecked( haveMpeg );
|
|
|
890 |
mpegSave->setEnabled( haveMpeg );
|
|
|
891 |
savingAsMpeg = haveMpeg;
|
|
|
892 |
QWidget *hbox2 = new QWidget( this );
|
|
|
893 |
vlayout->addWidget(hbox2);
|
|
|
894 |
QHBoxLayout *hlayout2 = new QHBoxLayout( hbox2 );
|
|
|
895 |
statusText = new QLabel( tr("Click record to begin recording."), hbox2 );
|
|
|
896 |
hlayout2->addWidget(statusText);
|
|
|
897 |
progressBar = new QProgressBar( hbox2 );
|
|
|
898 |
progressBar->setValue( 0 );
|
|
|
899 |
hlayout2->addWidget(progressBar);
|
|
|
900 |
progressBar->hide();
|
|
|
901 |
}
|
|
|
902 |
|
|
|
903 |
AnimationSaveWidget::~AnimationSaveWidget()
|
|
|
904 |
{
|
|
|
905 |
// clean up
|
|
|
906 |
removeTemporaryFiles();
|
|
|
907 |
delete animation;
|
|
|
908 |
}
|
|
|
909 |
|
|
|
910 |
// returns true if we have ppmtompeg command, else returns false
|
|
|
911 |
bool AnimationSaveWidget::detectPpmtoMpegCommand()
|
|
|
912 |
{
|
|
|
913 |
// search the PATH for the ppmtompeg command to test we can record to mpeg
|
|
|
914 |
QStringList paths = QString(::getenv("PATH")).split(":");
|
|
|
915 |
for ( int i = 0; i < paths.count(); i++ )
|
|
|
916 |
if ( QFile::exists( paths[i] + "/" + "ppmtompeg" ) )
|
|
|
917 |
return true;
|
|
|
918 |
return false;
|
|
|
919 |
}
|
|
|
920 |
|
|
|
921 |
void AnimationSaveWidget::timerEvent( QTimerEvent *te )
|
|
|
922 |
{
|
|
|
923 |
QString str;
|
|
|
924 |
|
|
|
925 |
// Recording timer
|
|
|
926 |
if ( te->timerId() == timerId ) {
|
|
|
927 |
|
|
|
928 |
// Add a frame to the animation
|
|
|
929 |
if ( savingAsMpeg && view )
|
|
|
930 |
view->image().save( str.sprintf("/tmp/qvfb_tmp_image_%04d.ppm", imageNum), "PPM");
|
|
|
931 |
else if ( animation && view )
|
|
|
932 |
animation->appendFrame(view->image());//QPoint(0,0));
|
|
|
933 |
imageNum++;
|
|
|
934 |
|
|
|
935 |
// Update the display of number of seconds that have been recorded.
|
|
|
936 |
int tmMsec = tm.elapsed();
|
|
|
937 |
timeDpy->setText( str.sprintf("%02d:%02d", tmMsec/60000, (tmMsec%60000)/1000) );
|
|
|
938 |
QObject::timerEvent( te );
|
|
|
939 |
|
|
|
940 |
// Make the recording LED blink
|
|
|
941 |
static int tick = 0;
|
|
|
942 |
static bool on = false;
|
|
|
943 |
if ( tick > 10 ) {
|
|
|
944 |
tick = 0;
|
|
|
945 |
if ( on )
|
|
|
946 |
recLED->setPixmap( recOff );
|
|
|
947 |
else
|
|
|
948 |
recLED->setPixmap( recOn );
|
|
|
949 |
on = !on;
|
|
|
950 |
}
|
|
|
951 |
tick++;
|
|
|
952 |
}
|
|
|
953 |
|
|
|
954 |
// Saving progress timer
|
|
|
955 |
if ( te->timerId() == progressTimerId ) {
|
|
|
956 |
// Parse output log file to work out the encoding progress.
|
|
|
957 |
QFile f("/tmp/qvfb_tmp_output.log");
|
|
|
958 |
f.open(QIODevice::ReadOnly);
|
|
|
959 |
int largestNum = 0;
|
|
|
960 |
bool done = false;
|
|
|
961 |
char buffer[1024];
|
|
|
962 |
while ( !f.atEnd() ) {
|
|
|
963 |
// example of the output log entries
|
|
|
964 |
// During each frame:
|
|
|
965 |
// "FRAME 764 (B): I BLOCKS: 0......
|
|
|
966 |
// When complete:
|
|
|
967 |
// "======FRAMES READ: 766"
|
|
|
968 |
f.readLine(buffer, 1024);
|
|
|
969 |
str = QString(buffer);
|
|
|
970 |
if ( str.left(6) == "FRAME " ) {
|
|
|
971 |
int num = str.mid(6, str.indexOf(QChar(' '), 6) - 6).toInt();
|
|
|
972 |
if ( num > largestNum )
|
|
|
973 |
largestNum = num;
|
|
|
974 |
} else if ( str.left(18) == "======FRAMES READ:" ) {
|
|
|
975 |
done = true;
|
|
|
976 |
}
|
|
|
977 |
}
|
|
|
978 |
f.close();
|
|
|
979 |
|
|
|
980 |
// Update the progress bar with the frame we are up to
|
|
|
981 |
progressBar->setValue( largestNum );
|
|
|
982 |
|
|
|
983 |
// Finished saving
|
|
|
984 |
if ( done ) {
|
|
|
985 |
progressBar->hide();
|
|
|
986 |
statusText->setText( tr("Finished saving."));
|
|
|
987 |
removeTemporaryFiles();
|
|
|
988 |
killTimer( progressTimerId );
|
|
|
989 |
progressTimerId = -1;
|
|
|
990 |
reset();
|
|
|
991 |
}
|
|
|
992 |
}
|
|
|
993 |
}
|
|
|
994 |
|
|
|
995 |
// Takes the saved ppm files and converts them to a mpeg file named filename
|
|
|
996 |
void AnimationSaveWidget::convertToMpeg(QString filename)
|
|
|
997 |
{
|
|
|
998 |
recLED->setPixmap( recOff );
|
|
|
999 |
killTimer( timerId );
|
|
|
1000 |
|
|
|
1001 |
progressBar->show();
|
|
|
1002 |
progressBar->setRange( 0, imageNum );
|
|
|
1003 |
progressBar->setValue( 0 );
|
|
|
1004 |
|
|
|
1005 |
// Build parameter file required by ppmtompeg
|
|
|
1006 |
QFile file("/tmp/qvfb_tmp_ppmtompeg.params");
|
|
|
1007 |
if ( file.open( QIODevice::WriteOnly ) ) {
|
|
|
1008 |
QTextStream t( &file );
|
|
|
1009 |
t << "PATTERN IBBPBBPBBPBBPBB\n";
|
|
|
1010 |
t << "OUTPUT " << filename << "\n";
|
|
|
1011 |
t << "INPUT_DIR /tmp\n";
|
|
|
1012 |
t << "INPUT\n";
|
|
|
1013 |
QString str;
|
|
|
1014 |
str = str.sprintf("%04d", imageNum - 1);
|
|
|
1015 |
t << "qvfb_tmp_image_*.ppm [0000-" << str << "]\n";
|
|
|
1016 |
t << "END_INPUT\n";
|
|
|
1017 |
t << "BASE_FILE_FORMAT PPM\n";
|
|
|
1018 |
t << "INPUT_CONVERT *\n";
|
|
|
1019 |
t << "GOP_SIZE 15\n";
|
|
|
1020 |
t << "SLICES_PER_FRAME 1\n";
|
|
|
1021 |
t << "PIXEL HALF\n";
|
|
|
1022 |
t << "RANGE 5\n";
|
|
|
1023 |
t << "PSEARCH_ALG LOGARITHMIC\n";
|
|
|
1024 |
t << "BSEARCH_ALG SIMPLE\n";
|
|
|
1025 |
t << "IQSCALE 1\n";
|
|
|
1026 |
t << "PQSCALE 1\n";
|
|
|
1027 |
t << "BQSCALE 1\n";
|
|
|
1028 |
t << "REFERENCE_FRAME DECODED\n";
|
|
|
1029 |
t << "ASPECT_RATIO 1\n";
|
|
|
1030 |
t << "FRAME_RATE 24\n";
|
|
|
1031 |
t << "BIT_RATE 64000\n"; // Quality
|
|
|
1032 |
t << "BUFFER_SIZE 2048\n";
|
|
|
1033 |
}
|
|
|
1034 |
file.close();
|
|
|
1035 |
|
|
|
1036 |
// ### can't use QProcess, not in Qt 2.3
|
|
|
1037 |
// ### but it's certainly in Qt 4! use it?
|
|
|
1038 |
// Execute the ppmtompeg command as a seperate process to do the encoding
|
|
|
1039 |
pid_t pid = ::fork();
|
|
|
1040 |
if ( !pid ) {
|
|
|
1041 |
// Child process
|
|
|
1042 |
// redirect stdout to log file
|
|
|
1043 |
freopen("/tmp/qvfb_tmp_output.log", "w", stdout);
|
|
|
1044 |
// ppmtompeg tool is from the netpbm package
|
|
|
1045 |
::execlp("ppmtompeg", "ppmtompeg", "/tmp/qvfb_tmp_ppmtompeg.params", (void *)0);
|
|
|
1046 |
exit(0);
|
|
|
1047 |
}
|
|
|
1048 |
|
|
|
1049 |
// Update the saving progress bar every 200ms
|
|
|
1050 |
progressTimerId = startTimer( 200 );
|
|
|
1051 |
}
|
|
|
1052 |
|
|
|
1053 |
// Cleanup temporary files created during creating a mpeg file
|
|
|
1054 |
void AnimationSaveWidget::removeTemporaryFiles()
|
|
|
1055 |
{
|
|
|
1056 |
QString str;
|
|
|
1057 |
for ( int i = 0; i < imageNum; i++ )
|
|
|
1058 |
QFile::remove( str.sprintf("/tmp/qvfb_tmp_image_%04d.ppm", i) );
|
|
|
1059 |
QFile::remove("/tmp/qvfb_tmp_ppmtompeg.params");
|
|
|
1060 |
QFile::remove("/tmp/qvfb_tmp_output.log");
|
|
|
1061 |
imageNum = 0;
|
|
|
1062 |
}
|
|
|
1063 |
|
|
|
1064 |
// toggles between recording and paused (usually when record button clicked)
|
|
|
1065 |
void AnimationSaveWidget::toggleRecord()
|
|
|
1066 |
{
|
|
|
1067 |
if ( recording ) {
|
|
|
1068 |
recLED->setPixmap( recOff );
|
|
|
1069 |
recBt->setText( tr("Record") );
|
|
|
1070 |
statusText->setText( tr("Paused. Click record to resume, or save if done."));
|
|
|
1071 |
killTimer( timerId );
|
|
|
1072 |
timerId = -1;
|
|
|
1073 |
elapsed = tm.elapsed();
|
|
|
1074 |
} else {
|
|
|
1075 |
recLED->setPixmap( recOn );
|
|
|
1076 |
recBt->setText( tr("Pause") );
|
|
|
1077 |
statusText->setText( tr("Recording..."));
|
|
|
1078 |
tm.start();
|
|
|
1079 |
if ( elapsed == 0 ) {
|
|
|
1080 |
savingAsMpeg = mpegSave->isChecked();
|
|
|
1081 |
if ( !savingAsMpeg ) {
|
|
|
1082 |
delete animation;
|
|
|
1083 |
animation = new QAnimationWriter("/tmp/qvfb_tmp_animation.mng","MNG");
|
|
|
1084 |
animation->setFrameRate(24);
|
|
|
1085 |
if ( view )
|
|
|
1086 |
animation->appendFrame(view->image());
|
|
|
1087 |
}
|
|
|
1088 |
}
|
|
|
1089 |
tm = tm.addMSecs(-elapsed);
|
|
|
1090 |
elapsed = 0;
|
|
|
1091 |
timerId = startTimer(1000 / 24);
|
|
|
1092 |
}
|
|
|
1093 |
recording = !recording;
|
|
|
1094 |
}
|
|
|
1095 |
|
|
|
1096 |
// Reset everything to initial state of not recording
|
|
|
1097 |
void AnimationSaveWidget::reset()
|
|
|
1098 |
{
|
|
|
1099 |
if ( recording ) {
|
|
|
1100 |
toggleRecord();
|
|
|
1101 |
statusText->setText( tr("Click record to begin recording."));
|
|
|
1102 |
removeTemporaryFiles();
|
|
|
1103 |
}
|
|
|
1104 |
progressBar->setValue( 0 );
|
|
|
1105 |
timeDpy->setText( "00:00" );
|
|
|
1106 |
elapsed = 0;
|
|
|
1107 |
imageNum = 0;
|
|
|
1108 |
delete animation;
|
|
|
1109 |
animation = 0;
|
|
|
1110 |
}
|
|
|
1111 |
|
|
|
1112 |
// Prompt for filename to save to and put animation in that file
|
|
|
1113 |
void AnimationSaveWidget::save()
|
|
|
1114 |
{
|
|
|
1115 |
if ( recording )
|
|
|
1116 |
toggleRecord(); // pauses
|
|
|
1117 |
statusText->setText( tr("Saving... "));
|
|
|
1118 |
|
|
|
1119 |
QString filename;
|
|
|
1120 |
if ( savingAsMpeg ) {
|
|
|
1121 |
filename = QFileDialog::getSaveFileName(this, tr("Save animation..."), "", "*.mpg");
|
|
|
1122 |
if ( !filename.isNull() )
|
|
|
1123 |
convertToMpeg(filename);
|
|
|
1124 |
} else {
|
|
|
1125 |
filename = QFileDialog::getSaveFileName(this, tr("Save animation..."), "", "*.mng");
|
|
|
1126 |
if (filename.isNull()) {
|
|
|
1127 |
statusText->setText(tr("Save canceled."));
|
|
|
1128 |
} else {
|
|
|
1129 |
QFile::remove(filename);
|
|
|
1130 |
bool success = QFile::rename(QLatin1String("/tmp/qvfb_tmp_animation.mng"),
|
|
|
1131 |
filename);
|
|
|
1132 |
if (success) {
|
|
|
1133 |
statusText->setText(tr("Finished saving."));
|
|
|
1134 |
reset();
|
|
|
1135 |
} else {
|
|
|
1136 |
statusText->setText(tr("Save failed!"));
|
|
|
1137 |
}
|
|
|
1138 |
}
|
|
|
1139 |
}
|
|
|
1140 |
}
|
|
|
1141 |
|
|
|
1142 |
QT_END_NAMESPACE
|
|
|
1143 |
|
|
|
1144 |
#include "qvfb.moc"
|