Diffstat (limited to 'core/multimedia/opieplayer/mediaplayerstate.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | core/multimedia/opieplayer/mediaplayerstate.cpp | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/core/multimedia/opieplayer/mediaplayerstate.cpp b/core/multimedia/opieplayer/mediaplayerstate.cpp new file mode 100644 index 0000000..9b9d133 --- a/dev/null +++ b/core/multimedia/opieplayer/mediaplayerstate.cpp @@ -0,0 +1,185 @@ +/********************************************************************** +** 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/qpeapplication.h> +#include <qpe/qlibrary.h> +#include <qpe/config.h> +#include <qvaluelist.h> +#include <qobject.h> +#include <qdir.h> +#include "mediaplayerplugininterface.h" +#include "mediaplayerstate.h" + +#ifdef QT_NO_COMPONENT +// Plugins which are compiled in when no plugin architecture available +#include "libmad/libmadpluginimpl.h" +#include "libmpeg3/libmpeg3pluginimpl.h" +#include "wavplugin/wavpluginimpl.h" +#endif + + +//#define MediaPlayerDebug(x) qDebug x +#define MediaPlayerDebug(x) + + +MediaPlayerState::MediaPlayerState( QObject *parent, const char *name ) + : QObject( parent, name ), decoder( NULL ), libmpeg3decoder( NULL ) { + Config cfg( "MediaPlayer" ); + readConfig( cfg ); + loadPlugins(); +} + + +MediaPlayerState::~MediaPlayerState() { + Config cfg( "MediaPlayer" ); + writeConfig( cfg ); +} + + +void MediaPlayerState::readConfig( Config& cfg ) { + cfg.setGroup("Options"); + isFullscreen = cfg.readBoolEntry( "FullScreen" ); + isScaled = cfg.readBoolEntry( "Scaling" ); + isLooping = cfg.readBoolEntry( "Looping" ); + isShuffled = cfg.readBoolEntry( "Shuffle" ); + usePlaylist = cfg.readBoolEntry( "UsePlayList" ); + isPlaying = FALSE; + isPaused = FALSE; + curPosition = 0; + curLength = 0; + curView = 'l'; +} + + +void MediaPlayerState::writeConfig( Config& cfg ) const { + cfg.setGroup("Options"); + cfg.writeEntry("FullScreen", isFullscreen ); + cfg.writeEntry("Scaling", isScaled ); + cfg.writeEntry("Looping", isLooping ); + cfg.writeEntry("Shuffle", isShuffled ); + cfg.writeEntry("UsePlayList", usePlaylist ); +} + + +struct MediaPlayerPlugin { +#ifndef QT_NO_COMPONENT + QLibrary *library; +#endif + MediaPlayerPluginInterface *iface; + MediaPlayerDecoder *decoder; + MediaPlayerEncoder *encoder; +}; + + +static QValueList<MediaPlayerPlugin> pluginList; + + +// Find the first decoder which supports this type of file +MediaPlayerDecoder *MediaPlayerState::newDecoder( const QString& file ) { + MediaPlayerDecoder *tmpDecoder = NULL; + QValueList<MediaPlayerPlugin>::Iterator it; + for ( it = pluginList.begin(); it != pluginList.end(); ++it ) { + if ( (*it).decoder->isFileSupported( file ) ) { + tmpDecoder = (*it).decoder; + break; + } + } + return decoder = tmpDecoder; +} + + +MediaPlayerDecoder *MediaPlayerState::curDecoder() { + return decoder; +} + + +// ### hack to get true sample count +MediaPlayerDecoder *MediaPlayerState::libMpeg3Decoder() { + return libmpeg3decoder; +} + + +void MediaPlayerState::loadPlugins() { + +#ifndef QT_NO_COMPONENT + QValueList<MediaPlayerPlugin>::Iterator mit; + for ( mit = pluginList.begin(); mit != pluginList.end(); ++mit ) { + (*mit).iface->release(); + (*mit).library->unload(); + delete (*mit).library; + } + pluginList.clear(); + + QString path = QPEApplication::qpeDir() + "/plugins/codecs"; + QDir dir( path, "lib*.so" ); + QStringList list = dir.entryList(); + QStringList::Iterator it; + for ( it = list.begin(); it != list.end(); ++it ) { + MediaPlayerPluginInterface *iface = 0; + QLibrary *lib = new QLibrary( path + "/" + *it ); + + MediaPlayerDebug(( "querying: %s", QString( path + "/" + *it ).latin1() )); + + if ( lib->queryInterface( IID_MediaPlayerPlugin, (QUnknownInterface**)&iface ) == QS_OK ) { + + MediaPlayerDebug(( "loading: %s", QString( path + "/" + *it ).latin1() )); + + MediaPlayerPlugin plugin; + plugin.library = lib; + plugin.iface = iface; + plugin.decoder = plugin.iface->decoder(); + plugin.encoder = plugin.iface->encoder(); + pluginList.append( plugin ); + + // ### hack to get true sample count + if ( plugin.decoder->pluginName() == QString("LibMpeg3Plugin") ) + libmpeg3decoder = plugin.decoder; + + } else { + delete lib; + } + } +#else + pluginList.clear(); + + MediaPlayerPlugin plugin0; + plugin0.iface = new LibMpeg3PluginImpl; + plugin0.decoder = plugin0.iface->decoder(); + plugin0.encoder = plugin0.iface->encoder(); + pluginList.append( plugin0 ); + + MediaPlayerPlugin plugin1; + plugin1.iface = new LibMadPluginImpl; + plugin1.decoder = plugin1.iface->decoder(); + plugin1.encoder = plugin1.iface->encoder(); + pluginList.append( plugin1 ); + + MediaPlayerPlugin plugin2; + plugin2.iface = new WavPluginImpl; + plugin2.decoder = plugin2.iface->decoder(); + plugin2.encoder = plugin2.iface->encoder(); + pluginList.append( plugin2 ); +#endif + + if ( pluginList.count() ) + MediaPlayerDebug(( "%i decoders found", pluginList.count() )); + else + MediaPlayerDebug(( "No decoders found" )); +} + |