Diffstat (limited to 'core/multimedia/opieplayer/videowidget.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | core/multimedia/opieplayer/videowidget.cpp | 423 |
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; +} + + |