Initial revision

1 files changed, 423 insertions, 0 deletions

diff --git a/core/multimedia/opieplayer/videowidget.cpp b/core/multimedia/opieplayer/videowidget.cpp
new file mode 100644
index 0000000..f3974a0
--- a/dev/null
+++ b/core/multimedia/opieplayer/videowidget.cpp
@@ -0,0 +1,423 @@
+/**********************************************************************
+** Copyright (C) 2000 Trolltech AS.  All rights reserved.
+**
+** This file is part of Qtopia Environment.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+#include <qpe/resource.h>
+#include <qwidget.h>
+#include <qpainter.h>
+#include <qpixmap.h>
+#include <qslider.h>
+#include <qdrawutil.h>
+#include "videowidget.h"
+#include "mediaplayerplugininterface.h"
+#include "mediaplayerstate.h"
+
+
+#ifdef Q_WS_QWS
+# define USE_DIRECT_PAINTER
+# include <qdirectpainter_qws.h>
+# include <qgfxraster_qws.h>
+#endif
+
+
+extern MediaPlayerState *mediaPlayerState;
+
+
+static const int xo = 2; // movable x offset
+static const int yo = 0; // movable y offset
+
+
+struct MediaButton {
+    int  xPos, yPos;
+    bool isToggle, isHeld, isDown;
+    int  controlType;
+};
+
+
+// Layout information for the videoButtons (and if it is a toggle button or not)
+MediaButton videoButtons[] = {
+    { 5+0*32+xo, 200+yo, FALSE, FALSE, FALSE, 4 }, // previous
+    { 5+1*32+xo, 200+yo, FALSE, FALSE, FALSE, 1 }, // stop
+    { 5+2*32+xo, 200+yo,  TRUE, FALSE, FALSE, 0 }, // play
+    { 5+3*32+xo, 200+yo,  TRUE, FALSE, FALSE, 2 }, // pause
+    { 5+4*32+xo, 200+yo, FALSE, FALSE, FALSE, 3 }, // next
+    { 5+5*32+xo, 200+yo, FALSE, FALSE, FALSE, 8 }, // playlist
+    { 5+6*32+xo, 200+yo,  TRUE, FALSE, FALSE, 9 }  // fullscreen
+};
+
+
+static const int numButtons = (sizeof(videoButtons)/sizeof(MediaButton));
+
+
+VideoWidget::VideoWidget(QWidget* parent, const char* name, WFlags f) :
+    QWidget( parent, name, f ), scaledWidth( 0 ), scaledHeight( 0 ) {
+    setCaption( tr("MediaPlayer") );
+    setBackgroundPixmap( Resource::loadPixmap( "mpegplayer/metalFinish" ) );
+    pixmaps[0] = new QPixmap( Resource::loadPixmap( "mpegplayer/mediaButton0a" ) );
+    pixmaps[1] = new QPixmap( Resource::loadPixmap( "mpegplayer/mediaButton0b" ) );
+    pixmaps[2] = new QPixmap( Resource::loadPixmap( "mpegplayer/mediaControls0" ) );
+    currentFrame = new QImage( 220 + 2, 160, (QPixmap::defaultDepth() == 16) ? 16 : 32 );
+
+    slider = new QSlider( Qt::Horizontal, this );
+    slider->setMinValue( 0 );
+    slider->setMaxValue( 1 );
+    slider->setBackgroundPixmap( Resource::loadPixmap( "mpegplayer/metalFinish" ) );
+    slider->setFocusPolicy( QWidget::NoFocus );
+    slider->setGeometry( QRect( 7, 250, 220, 20 ) );
+
+            connect( slider,       SIGNAL( sliderPressed() ),      this, SLOT( sliderPressed() ) );
+            connect( slider,       SIGNAL( sliderReleased() ),     this, SLOT( sliderReleased() ) );
+
+    connect( mediaPlayerState, SIGNAL( lengthChanged(long) ),  this, SLOT( setLength(long) ) );
+    connect( mediaPlayerState, SIGNAL( positionChanged(long) ),this, SLOT( setPosition(long) ) );
+    connect( mediaPlayerState, SIGNAL( positionUpdated(long) ),this, SLOT( setPosition(long) ) );
+    connect( mediaPlayerState, SIGNAL( viewChanged(char) ),    this, SLOT( setView(char) ) );
+    connect( mediaPlayerState, SIGNAL( pausedToggled(bool) ),  this, SLOT( setPaused(bool) ) );
+    connect( mediaPlayerState, SIGNAL( playingToggled(bool) ), this, SLOT( setPlaying(bool) ) );
+
+    // Intialise state
+    setLength( mediaPlayerState->length() );
+    setPosition( mediaPlayerState->position() );
+    setFullscreen( mediaPlayerState->fullscreen() );
+    setPaused( mediaPlayerState->paused() );
+    setPlaying( mediaPlayerState->playing() );
+}
+
+
+VideoWidget::~VideoWidget() {
+    for ( int i = 0; i < 3; i++ )
+        delete pixmaps[i];
+    delete currentFrame;
+}
+
+
+static bool videoSliderBeingMoved = FALSE;
+
+
+void VideoWidget::sliderPressed() {
+    videoSliderBeingMoved = TRUE;
+}
+
+
+void VideoWidget::sliderReleased() {
+    videoSliderBeingMoved = FALSE;
+    if ( slider->width() == 0 )
+        return;
+    long val = long((double)slider->value() * mediaPlayerState->length() / slider->width());
+    mediaPlayerState->setPosition( val );
+}
+
+
+void VideoWidget::setPosition( long i ) {
+    updateSlider( i, mediaPlayerState->length() );
+}
+
+
+void VideoWidget::setLength( long max ) {
+    updateSlider( mediaPlayerState->position(), max );
+}
+
+
+void VideoWidget::setView( char view ) {
+    if ( view == 'v' ) {
+        makeVisible();
+    } else {
+        // Effectively blank the view next time we show it so it looks nicer
+        scaledWidth = 0;
+        scaledHeight = 0;
+        hide();
+    }
+}
+
+
+void VideoWidget::updateSlider( long i, long max ) {
+    // Will flicker too much if we don't do this
+    if ( max == 0 )
+        return;
+    int width = slider->width();
+    int val = int((double)i * width / max);
+    if ( !mediaPlayerState->fullscreen() && !videoSliderBeingMoved ) {
+        if ( slider->value() != val )
+            slider->setValue( val );
+        if ( slider->maxValue() != width )
+            slider->setMaxValue( width );
+    }
+}
+
+
+void VideoWidget::setToggleButton( int i, bool down ) {
+    if ( down != videoButtons[i].isDown )
+        toggleButton( i );
+}
+
+
+void VideoWidget::toggleButton( int i ) {
+    videoButtons[i].isDown = !videoButtons[i].isDown;
+    QPainter p(this);
+    paintButton ( &p, i );
+}
+
+
+void VideoWidget::paintButton( QPainter *p, int i ) {
+    int x = videoButtons[i].xPos;
+    int y = videoButtons[i].yPos;
+    int offset = 10 + videoButtons[i].isDown;
+    p->drawPixmap( x, y, *pixmaps[videoButtons[i].isDown] );
+    p->drawPixmap( x + 1 + offset, y + offset, *pixmaps[2], 9 * videoButtons[i].controlType, 0, 9, 9 );
+}
+
+
+void VideoWidget::mouseMoveEvent( QMouseEvent *event ) {
+    for ( int i = 0; i < numButtons; i++ ) {
+        int x = videoButtons[i].xPos;
+        int y = videoButtons[i].yPos;
+        if ( event->state() == QMouseEvent::LeftButton ) {
+            // The test to see if the mouse click is inside the circular button or not
+            // (compared with the radius squared to avoid a square-root of our distance)
+            int radius = 16;
+            QPoint center = QPoint( x + radius, y + radius );
+            QPoint dXY = center - event->pos();
+            int dist = dXY.x() * dXY.x() + dXY.y() * dXY.y();
+            bool isOnButton = dist <= (radius * radius);
+            if ( isOnButton != videoButtons[i].isHeld ) {
+                videoButtons[i].isHeld = isOnButton;
+                toggleButton(i);
+            }
+        } else {
+            if ( videoButtons[i].isHeld ) {
+                videoButtons[i].isHeld = FALSE;
+                if ( !videoButtons[i].isToggle ) 
+                    setToggleButton( i, FALSE );
+                switch (i) {
+                    case VideoPlay:       mediaPlayerState->setPlaying(videoButtons[i].isDown); return;
+                    case VideoStop:       mediaPlayerState->setPlaying(FALSE); return;
+                    case VideoPause:      mediaPlayerState->setPaused(videoButtons[i].isDown); return;
+                    case VideoNext:       mediaPlayerState->setNext(); return;
+                    case VideoPrevious:   mediaPlayerState->setPrev(); return;
+                    case VideoPlayList:   mediaPlayerState->setList(); return;
+                    case VideoFullscreen: mediaPlayerState->setFullscreen( TRUE ); makeVisible(); return;
+                }
+            }
+        }
+    }
+}
+
+
+void VideoWidget::mousePressEvent( QMouseEvent *event ) {
+    mouseMoveEvent( event );
+}
+
+
+void VideoWidget::mouseReleaseEvent( QMouseEvent *event ) {
+    if ( mediaPlayerState->fullscreen() ) {
+        mediaPlayerState->setFullscreen( FALSE );
+        makeVisible();
+    } else { 
+        mouseMoveEvent( event );
+    }
+}
+
+
+void VideoWidget::makeVisible() {
+    if ( mediaPlayerState->fullscreen() ) {
+        setBackgroundMode( QWidget::NoBackground );
+        showFullScreen();
+        resize( qApp->desktop()->size() );
+        slider->hide();
+    } else {
+        setBackgroundPixmap( Resource::loadPixmap( "mpegplayer/metalFinish" ) );
+        showNormal();
+        showMaximized();
+        slider->show();
+    }
+}
+
+
+void VideoWidget::paintEvent( QPaintEvent * ) {
+    QPainter p( this );
+
+    if ( mediaPlayerState->fullscreen() ) {
+        // Clear the background 
+        p.setBrush( QBrush( Qt::black ) );
+        p.drawRect( rect() );
+
+        // Draw the current frame
+        //p.drawImage( ); // If using directpainter we won't have a copy except whats on the screen
+    } else {
+        // draw border
+        qDrawShadePanel( &p, 4, 15, 230, 170, colorGroup(), TRUE, 5, NULL );
+
+        // Clear the movie screen first
+        p.setBrush( QBrush( Qt::black ) );
+        p.drawRect( 9, 20, 220, 160 );
+
+        // draw current frame (centrally positioned from scaling to maintain aspect ratio)
+        p.drawImage( 9 + (220 - scaledWidth) / 2, 20 + (160 - scaledHeight) / 2, *currentFrame, 0, 0, scaledWidth, scaledHeight );
+
+        // draw the buttons
+        for ( int i = 0; i < numButtons; i++ )
+            paintButton( &p, i );
+
+        // draw the slider
+        slider->repaint( TRUE );
+    }
+}
+
+
+void VideoWidget::closeEvent( QCloseEvent* ) {
+    mediaPlayerState->setList();
+}
+
+
+bool VideoWidget::playVideo() {
+    bool result = FALSE;
+
+    int stream = 0; 
+
+    int sw = mediaPlayerState->curDecoder()->videoWidth( stream );
+    int sh = mediaPlayerState->curDecoder()->videoHeight( stream );
+    int dd = QPixmap::defaultDepth();
+    int w = height();
+    int h = width();
+
+    ColorFormat format = (dd == 16) ? RGB565 : BGRA8888;
+
+    if ( mediaPlayerState->fullscreen() ) {
+#ifdef USE_DIRECT_PAINTER
+        QDirectPainter p(this);
+
+        if ( ( qt_screen->transformOrientation() == 3 ) &&
+             ( ( dd == 16 ) || ( dd == 32 ) ) && ( p.numRects() == 1 ) ) {
+
+            w = 320;
+            h = 240;
+
+            if ( mediaPlayerState->scaled() ) {
+                // maintain aspect ratio
+                if ( w * sh > sw * h ) 
+                    w = sw * h / sh;
+                else
+                    h = sh * w / sw;
+            } else  {
+                w = sw;
+                        h = sh;    
+            }
+
+            w--; // we can't allow libmpeg to overwrite.
+            QPoint roff = qt_screen->mapToDevice( p.offset(), QSize( qt_screen->width(), qt_screen->height() ) );
+            
+            int ox = roff.x() - height() + 2 + (height() - w) / 2;
+            int oy = roff.y() + (width() - h) / 2;
+            int sx = 0, sy = 0;
+
+            uchar* fp = p.frameBuffer() + p.lineStep() * oy;
+            fp += dd * ox / 8;
+            uchar **jt = new uchar*[h];
+            for ( int i = h; i; i-- ) {
+                jt[h - i] = fp;
+                fp += p.lineStep();
+            }
+
+            result = mediaPlayerState->curDecoder()->videoReadScaledFrame( jt, sx, sy, sw, sh, w, h, format, 0) == 0;
+
+            delete [] jt;
+        } else {
+#endif
+            QPainter p(this);
+
+            w = 320;
+            h = 240;
+
+            if ( mediaPlayerState->scaled() ) {
+                // maintain aspect ratio
+                if ( w * sh > sw * h ) 
+                    w = sw * h / sh;
+                else
+                    h = sh * w / sw;
+            } else  {
+                w = sw;
+                        h = sh;    
+            }
+
+            int bytes = ( dd == 16 ) ? 2 : 4;
+            QImage tempFrame( w, h, bytes << 3 );
+            result = mediaPlayerState->curDecoder()->videoReadScaledFrame( tempFrame.jumpTable(),
+                                                        0, 0, sw, sh, w, h, format, 0) == 0;
+            if ( result && mediaPlayerState->fullscreen() ) {
+
+                int rw = h, rh = w;
+                QImage rotatedFrame( rw, rh, bytes << 3 );
+
+                ushort* in  = (ushort*)tempFrame.bits();
+                ushort* out = (ushort*)rotatedFrame.bits();
+                int spl = rotatedFrame.bytesPerLine() / bytes;
+                for (int x=0; x<h; x++) {
+                    if ( bytes == 2 ) {
+                        ushort* lout = out++ + (w - 1)*spl;
+                        for (int y=0; y<w; y++) {
+                            *lout=*in++;
+                            lout-=spl;
+                        }
+                    } else {
+                        ulong* lout = ((ulong *)out)++ + (w - 1)*spl;
+                        for (int y=0; y<w; y++) {
+                            *lout=*((ulong*)in)++;
+                            lout-=spl;
+                        }
+                    }
+                }
+
+                p.drawImage( (240 - rw) / 2, (320 - rh) / 2, rotatedFrame, 0, 0, rw, rh );
+            }
+#ifdef USE_DIRECT_PAINTER
+        }
+#endif
+    } else {
+
+        w = 220;
+        h = 160;
+
+        // maintain aspect ratio
+        if ( w * sh > sw * h ) 
+            w = sw * h / sh;
+        else
+            h = sh * w / sw;
+
+        result = mediaPlayerState->curDecoder()->videoReadScaledFrame( currentFrame->jumpTable(), 0, 0, sw, sh, w, h, format, 0) == 0;
+
+        QPainter p( this );
+
+        // Image changed size, therefore need to blank the possibly unpainted regions first
+        if ( scaledWidth != w || scaledHeight != h ) {
+            p.setBrush( QBrush( Qt::black ) );
+            p.drawRect( 9, 20, 220, 160 );
+        }
+
+        scaledWidth = w;
+        scaledHeight = h;
+
+        if ( result ) {
+            p.drawImage( 9 + (220 - scaledWidth) / 2, 20 + (160 - scaledHeight) / 2, *currentFrame, 0, 0, scaledWidth, scaledHeight );
+        }
+
+    }
+
+    return result;
+}
+
+