--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/multimedia/wmp/qwmpplayercontrol.cpp Wed Aug 25 15:49:42 2010 +0300
@@ -0,0 +1,438 @@
+/****************************************************************************
+**
+** 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 Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qwmpplayercontrol.h"
+
+#include "qwmpevents.h"
+#include "qwmpglobal.h"
+#include "qwmpmetadata.h"
+#include "qwmpplaylist.h"
+
+#include <qmediaplayer.h>
+#include <qmediaplaylist.h>
+
+#include <QtCore/qdebug.h>
+#include <QtCore/qurl.h>
+#include <QtCore/qvariant.h>
+
+QWmpPlayerControl::QWmpPlayerControl(IWMPCore3 *player, QWmpEvents *events, QObject *parent)
+ : QMediaPlayerControl(parent)
+ , m_player(player)
+ , m_controls(0)
+ , m_settings(0)
+ , m_state(QMediaPlayer::StoppedState)
+ , m_duration(0)
+ , m_buffering(false)
+ , m_audioAvailable(false)
+ , m_videoAvailable(false)
+{
+ m_player->get_controls(&m_controls);
+ m_player->get_settings(&m_settings);
+ m_player->get_network(&m_network);
+
+ if (m_settings)
+ m_settings->put_autoStart(FALSE);
+
+ WMPPlayState state = wmppsUndefined;
+ if (m_player->get_playState(&state) == S_OK)
+ playStateChangeEvent(state);
+
+ connect(events, SIGNAL(Buffering(VARIANT_BOOL)), this, SLOT(bufferingEvent(VARIANT_BOOL)));
+ connect(events, SIGNAL(PositionChange(double,double)),
+ this, SLOT(positionChangeEvent(double,double)));
+ connect(events, SIGNAL(PlayStateChange(long)), this, SLOT(playStateChangeEvent(long)));
+ connect(events, SIGNAL(CurrentItemChange(IDispatch*)),
+ this, SLOT(currentItemChangeEvent(IDispatch*)));
+ connect(events, SIGNAL(MediaChange(IDispatch*)), this, SLOT(mediaChangeEvent(IDispatch*)));
+}
+
+QWmpPlayerControl::~QWmpPlayerControl()
+{
+ if (m_controls) m_controls->Release();
+ if (m_settings) m_settings->Release();
+ if (m_network) m_network->Release();
+}
+
+QMediaPlayer::State QWmpPlayerControl::state() const
+{
+ return m_state;
+}
+
+QMediaPlayer::MediaStatus QWmpPlayerControl::mediaStatus() const
+{
+ return m_status;
+}
+
+qint64 QWmpPlayerControl::duration() const
+{
+ double duration = 0.;
+
+ IWMPMedia *media = 0;
+ if (m_controls && m_controls->get_currentItem(&media) == S_OK) {
+ media->get_duration(&duration);
+
+ media->Release();
+ }
+
+ return m_duration * 1000;
+}
+
+qint64 QWmpPlayerControl::position() const
+{
+ double position;
+
+ if (m_controls)
+ m_controls->get_currentPosition(&position);
+
+ return position * 1000;
+}
+
+void QWmpPlayerControl::setPosition(qint64 position)
+{
+ if (m_controls)
+ m_controls->put_currentPosition(double(position) / 1000.);
+}
+
+int QWmpPlayerControl::volume() const
+{
+ long volume = 0;
+
+ if (m_settings)
+ m_settings->get_volume(&volume);
+
+ return volume;
+}
+
+void QWmpPlayerControl::setVolume(int volume)
+{
+ if (m_settings && m_settings->put_volume(volume) == S_OK)
+ emit volumeChanged(volume);
+}
+
+bool QWmpPlayerControl::isMuted() const
+{
+ VARIANT_BOOL mute = FALSE;
+
+ if (m_settings)
+ m_settings->get_mute(&mute);
+
+ return mute;
+}
+
+void QWmpPlayerControl::setMuted(bool muted)
+{
+ if (m_settings && m_settings->put_mute(muted ? TRUE : FALSE) == S_OK)
+ emit mutedChanged(muted);
+
+}
+
+int QWmpPlayerControl::bufferStatus() const
+{
+ long progress = 0;
+
+ if (m_network)
+ m_network->get_bufferingProgress(&progress);
+
+ return progress;
+}
+
+bool QWmpPlayerControl::isVideoAvailable() const
+{
+ return m_videoAvailable;
+}
+
+bool QWmpPlayerControl::isAudioAvailable() const
+{
+ return m_audioAvailable;
+}
+
+void QWmpPlayerControl::setAudioAvailable(bool available)
+{
+ if (m_audioAvailable != available)
+ emit audioAvailableChanged(m_audioAvailable = available);
+}
+
+void QWmpPlayerControl::setVideoAvailable(bool available)
+{
+ if (m_videoAvailable != available)
+ emit videoAvailableChanged(m_videoAvailable = available);
+}
+
+bool QWmpPlayerControl::isSeekable() const
+{
+ return true;
+}
+
+QMediaTimeRange QWmpPlayerControl::availablePlaybackRanges() const
+{
+ QMediaTimeRange ranges;
+
+ IWMPMedia *media = 0;
+ if (m_controls && m_controls->get_currentItem(&media) == S_OK) {
+ double duration = 0;
+ media->get_duration(&duration);
+ media->Release();
+
+ if(duration > 0)
+ ranges.addInterval(0, duration * 1000);
+ }
+
+ return ranges;
+}
+
+qreal QWmpPlayerControl::playbackRate() const
+{
+ double rate = 0.;
+
+ if (m_settings)
+ m_settings->get_rate(&rate);
+
+ return rate;
+}
+
+void QWmpPlayerControl::setPlaybackRate(qreal rate)
+{
+ if (m_settings)
+ m_settings->put_rate(rate);
+}
+
+void QWmpPlayerControl::play()
+{
+ if (m_controls)
+ m_controls->play();
+}
+
+void QWmpPlayerControl::pause()
+{
+ if (m_controls)
+ m_controls->pause();
+}
+
+void QWmpPlayerControl::stop()
+{
+ if (m_controls)
+ m_controls->stop();
+}
+
+QMediaContent QWmpPlayerControl::media() const
+{
+ QMediaResourceList resources;
+
+ QUrl tmpUrl = url();
+
+ if (!tmpUrl.isEmpty())
+ resources << QMediaResource(tmpUrl);
+
+ return resources;
+}
+
+const QIODevice *QWmpPlayerControl::mediaStream() const
+{
+ return 0;
+}
+
+void QWmpPlayerControl::setMedia(const QMediaContent &content, QIODevice *stream)
+{
+ if (!content.isNull() && !stream)
+ setUrl(content.canonicalUrl());
+ else
+ setUrl(QUrl());
+}
+
+void QWmpPlayerControl::bufferingEvent(VARIANT_BOOL buffering)
+{
+ if (m_state != QMediaPlayer::StoppedState) {
+ emit mediaStatusChanged(m_status = buffering
+ ? QMediaPlayer::BufferingMedia
+ : QMediaPlayer::BufferedMedia);
+ }
+}
+
+void QWmpPlayerControl::currentItemChangeEvent(IDispatch *dispatch)
+{
+ IWMPMedia *media = 0;
+ if (dispatch && dispatch->QueryInterface(
+ __uuidof(IWMPMedia), reinterpret_cast<void **>(&media)) == S_OK) {
+ double duration = 0;
+
+ if (media->get_duration(&duration) == S_OK)
+ emit durationChanged(duration * 1000);
+ }
+}
+
+void QWmpPlayerControl::mediaChangeEvent(IDispatch *dispatch)
+{
+ IWMPMedia *media = 0;
+ if (dispatch && dispatch->QueryInterface(
+ __uuidof(IWMPMedia), reinterpret_cast<void **>(&media)) == S_OK) {
+ IWMPMedia *currentMedia = 0;
+ if (m_controls && m_controls->get_currentItem(¤tMedia) == S_OK) {
+ VARIANT_BOOL isEqual = VARIANT_FALSE;
+ if (media->get_isIdentical(currentMedia, &isEqual) == S_OK && isEqual) {
+ double duration = 0;
+
+ if (media->get_duration(&duration) == S_OK)
+ emit durationChanged(duration * 1000);
+ }
+ currentMedia->Release();
+ }
+ media->Release();
+ }
+}
+
+void QWmpPlayerControl::positionChangeEvent(double from, double to)
+{
+ Q_UNUSED(from);
+
+ emit positionChanged(to * 1000);
+}
+
+void QWmpPlayerControl::playStateChangeEvent(long state)
+{
+ switch (state) {
+ case wmppsUndefined:
+ m_state = QMediaPlayer::StoppedState;
+ m_status = QMediaPlayer::UnknownMediaStatus;
+
+ emit stateChanged(m_state);
+ emit mediaStatusChanged(m_status);
+ break;
+ case wmppsStopped:
+ if (m_state != QMediaPlayer::StoppedState) {
+ m_state = QMediaPlayer::StoppedState;
+ m_status = QMediaPlayer::LoadedMedia;
+
+ emit stateChanged(m_state);
+ emit mediaStatusChanged(m_status);
+ }
+ break;
+ case wmppsPaused:
+ if (m_state != QMediaPlayer::PausedState && m_status != QMediaPlayer::BufferedMedia) {
+ m_state = QMediaPlayer::PausedState;
+ m_status = QMediaPlayer::BufferedMedia;
+
+ emit stateChanged(m_state);
+ emit mediaStatusChanged(m_status);
+ } else if (m_state != QMediaPlayer::PausedState) {
+ emit stateChanged(m_state = QMediaPlayer::PausedState);
+ } else if (m_status != QMediaPlayer::BufferedMedia) {
+ emit mediaStatusChanged(m_status = QMediaPlayer::BufferedMedia);
+ }
+ break;
+ case wmppsPlaying:
+ case wmppsScanForward:
+ case wmppsScanReverse:
+ if (m_state != QMediaPlayer::PlayingState && m_status != QMediaPlayer::BufferedMedia) {
+ m_state = QMediaPlayer::PlayingState;
+ m_status = QMediaPlayer::BufferedMedia;
+
+ emit stateChanged(m_state);
+ emit mediaStatusChanged(m_status);
+ } else if (m_state != QMediaPlayer::PlayingState) {
+ emit stateChanged(m_state = QMediaPlayer::PlayingState);
+ } else if (m_status != QMediaPlayer::BufferedMedia) {
+ emit mediaStatusChanged(m_status = QMediaPlayer::BufferedMedia);
+ }
+
+ if (m_state != QMediaPlayer::PlayingState)
+ emit stateChanged(m_state = QMediaPlayer::PlayingState);
+ if (m_status != QMediaPlayer::BufferedMedia)
+ emit mediaStatusChanged(m_status = QMediaPlayer::BufferedMedia);
+ break;
+ case wmppsBuffering:
+ case wmppsWaiting:
+ if (m_status != QMediaPlayer::StalledMedia && m_state != QMediaPlayer::StoppedState)
+ emit mediaStatusChanged(m_status = QMediaPlayer::StalledMedia);
+ break;
+ case wmppsMediaEnded:
+ if (m_status != QMediaPlayer::EndOfMedia && m_state != QMediaPlayer::StoppedState) {
+ m_state = QMediaPlayer::StoppedState;
+ m_status = QMediaPlayer::StalledMedia;
+
+ emit stateChanged(m_state);
+ emit mediaStatusChanged(m_status);
+ }
+ break;
+ case wmppsTransitioning:
+ if (m_status != QMediaPlayer::LoadingMedia)
+ emit mediaStatusChanged(m_status = QMediaPlayer::LoadingMedia);
+ break;
+ case wmppsReady:
+ if (m_status != QMediaPlayer::LoadedMedia)
+ m_status = m_status = QMediaPlayer::LoadedMedia;
+
+ if (m_state != QMediaPlayer::StoppedState)
+ emit stateChanged(QMediaPlayer::StoppedState);
+ emit mediaStatusChanged(m_status);
+ break;
+ case wmppsReconnecting:
+ if (m_status != QMediaPlayer::StalledMedia && m_state != QMediaPlayer::StoppedState)
+ emit mediaStatusChanged(m_status = QMediaPlayer::StalledMedia);
+ break;
+ default:
+ break;
+ }
+}
+
+QUrl QWmpPlayerControl::url() const
+{
+ BSTR string;
+ if (m_player && m_player->get_URL(&string) == S_OK) {
+ QUrl url(QString::fromWCharArray(string, SysStringLen(string)), QUrl::StrictMode);
+
+ SysFreeString(string);
+
+ return url;
+ } else {
+ return QUrl();
+ }
+}
+
+void QWmpPlayerControl::setUrl(const QUrl &url)
+{
+ if (url != QWmpPlayerControl::url() && m_player) {
+ BSTR string = SysAllocString(reinterpret_cast<const wchar_t *>(url.toString().unicode()));
+
+ m_player->put_URL(string);
+
+ SysFreeString(string);
+ }
+}