summaryrefslogtreecommitdiffstats
path: root/src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp')
-rw-r--r--src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp395
1 files changed, 0 insertions, 395 deletions
diff --git a/src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp b/src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp
deleted file mode 100644
index 67d07e1..0000000
--- a/src/plugins/mediaservices/directshow/mediaplayer/directshowplayercontrol.cpp
+++ /dev/null
@@ -1,395 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the plugins of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 "directshowplayercontrol.h"
-
-#include "directshowplayerservice.h"
-
-#include <QtCore/qcoreapplication.h>
-#include <QtCore/qmath.h>
-
-
-QT_BEGIN_NAMESPACE
-
-static int volumeToDecibels(int volume)
-{
- if (volume == 0) {
- return -10000;
- } else if (volume == 100) {
- return 0;
-#ifdef QT_USE_MATH_H_FLOATS
- } else if (sizeof(qreal) == sizeof(float)) {
- return qRound(::log10f(float(volume) / 100) * 5000);
-#endif
- } else {
- return qRound(::log10(qreal(volume) / 100) * 5000);
- }
-}
-
-static int decibelsToVolume(int dB)
-{
- if (dB == -10000) {
- return 0;
- } else if (dB == 0) {
- return 100;
- } else {
- return qRound(100 * qPow(10, qreal(dB) / 5000));
- }
-}
-
-DirectShowPlayerControl::DirectShowPlayerControl(DirectShowPlayerService *service, QObject *parent)
- : QMediaPlayerControl(parent)
- , m_service(service)
- , m_audio(0)
- , m_updateProperties(0)
- , m_state(QMediaPlayer::StoppedState)
- , m_status(QMediaPlayer::UnknownMediaStatus)
- , m_error(QMediaPlayer::NoError)
- , m_streamTypes(0)
- , m_muteVolume(-1)
- , m_position(0)
- , m_duration(0)
- , m_playbackRate(1.0)
- , m_seekable(false)
-{
-}
-
-DirectShowPlayerControl::~DirectShowPlayerControl()
-{
- if (m_audio)
- m_audio->Release();
-}
-
-QMediaPlayer::State DirectShowPlayerControl::state() const
-{
- return m_state;
-}
-
-QMediaPlayer::MediaStatus DirectShowPlayerControl::mediaStatus() const
-{
- return m_status;
-}
-
-qint64 DirectShowPlayerControl::duration() const
-{
- return m_duration;
-}
-
-qint64 DirectShowPlayerControl::position() const
-{
- return const_cast<qint64 &>(m_position) = m_service->position();
-}
-
-void DirectShowPlayerControl::setPosition(qint64 position)
-{
- m_service->seek(position);
-}
-
-int DirectShowPlayerControl::volume() const
-{
- if (m_muteVolume >= 0) {
- return m_muteVolume;
- } else if (m_audio) {
- long dB = 0;
-
- m_audio->get_Volume(&dB);
-
- return decibelsToVolume(dB);
- } else {
- return 0;
- }
-}
-
-void DirectShowPlayerControl::setVolume(int volume)
-{
- int boundedVolume = qBound(0, volume, 100);
-
- if (m_muteVolume >= 0) {
- m_muteVolume = boundedVolume;
-
- emit volumeChanged(m_muteVolume);
- } else if (m_audio) {
- m_audio->put_Volume(volumeToDecibels(volume));
-
- emit volumeChanged(boundedVolume);
- }
-}
-
-bool DirectShowPlayerControl::isMuted() const
-{
- return m_muteVolume >= 0;
-}
-
-void DirectShowPlayerControl::setMuted(bool muted)
-{
- if (muted && m_muteVolume < 0) {
- if (m_audio) {
- long dB = 0;
-
- m_audio->get_Volume(&dB);
-
- m_muteVolume = decibelsToVolume(dB);
-
- m_audio->put_Volume(-10000);
- } else {
- m_muteVolume = 0;
- }
-
- emit mutedChanged(muted);
- } else if (!muted && m_muteVolume >= 0) {
- if (m_audio) {
- m_audio->put_Volume(volumeToDecibels(m_muteVolume));
- }
- m_muteVolume = -1;
-
- emit mutedChanged(muted);
- }
-}
-
-int DirectShowPlayerControl::bufferStatus() const
-{
- return m_service->bufferStatus();
-}
-
-bool DirectShowPlayerControl::isAudioAvailable() const
-{
- return m_streamTypes & DirectShowPlayerService::AudioStream;
-}
-
-bool DirectShowPlayerControl::isVideoAvailable() const
-{
- return m_streamTypes & DirectShowPlayerService::VideoStream;
-}
-
-bool DirectShowPlayerControl::isSeekable() const
-{
- return m_seekable;
-}
-
-QMediaTimeRange DirectShowPlayerControl::availablePlaybackRanges() const
-{
- return m_service->availablePlaybackRanges();
-}
-
-qreal DirectShowPlayerControl::playbackRate() const
-{
- return m_playbackRate;
-}
-
-void DirectShowPlayerControl::setPlaybackRate(qreal rate)
-{
- if (m_playbackRate != rate) {
- m_service->setRate(rate);
-
- emit playbackRateChanged(m_playbackRate = rate);
- }
-}
-
-QMediaContent DirectShowPlayerControl::media() const
-{
- return m_media;
-}
-
-const QIODevice *DirectShowPlayerControl::mediaStream() const
-{
- return m_stream;
-}
-
-void DirectShowPlayerControl::setMedia(const QMediaContent &media, QIODevice *stream)
-{
- m_media = media;
- m_stream = stream;
-
- m_updateProperties &= PlaybackRateProperty;
-
- m_service->load(media, stream);
-
- emitPropertyChanges();
-}
-
-void DirectShowPlayerControl::play()
-{
- m_service->play();
- emit stateChanged(m_state = QMediaPlayer::PlayingState);
-}
-
-void DirectShowPlayerControl::pause()
-{
- m_service->pause();
- emit stateChanged(m_state = QMediaPlayer::PausedState);
-}
-
-void DirectShowPlayerControl::stop()
-{
- m_service->stop();
- emit stateChanged(m_state = QMediaPlayer::StoppedState);
-}
-
-void DirectShowPlayerControl::customEvent(QEvent *event)
-{
- if (event->type() == QEvent::Type(PropertiesChanged)) {
- emitPropertyChanges();
-
- event->accept();
- } else {
- QMediaPlayerControl::customEvent(event);
- }
-}
-
-void DirectShowPlayerControl::emitPropertyChanges()
-{
- int properties = m_updateProperties;
- m_updateProperties = 0;
-
- if ((properties & ErrorProperty) && m_error != QMediaPlayer::NoError)
- emit error(m_error, m_errorString);
-
- if (properties & PlaybackRateProperty)
- emit playbackRateChanged(m_playbackRate);
-
- if (properties & StreamTypesProperty) {
- emit audioAvailableChanged(m_streamTypes & DirectShowPlayerService::AudioStream);
- emit videoAvailableChanged(m_streamTypes & DirectShowPlayerService::VideoStream);
- }
-
- if (properties & PositionProperty)
- emit positionChanged(m_position);
-
- if (properties & DurationProperty)
- emit durationChanged(m_duration);
-
- if (properties & SeekableProperty)
- emit seekableChanged(m_seekable);
-
- if (properties & StatusProperty)
- emit mediaStatusChanged(m_status);
-
- if (properties & StateProperty)
- emit stateChanged(m_state);
-}
-
-void DirectShowPlayerControl::scheduleUpdate(int properties)
-{
- if (m_updateProperties == 0)
- QCoreApplication::postEvent(this, new QEvent(QEvent::Type(PropertiesChanged)));
-
- m_updateProperties |= properties;
-}
-
-void DirectShowPlayerControl::updateState(QMediaPlayer::State state)
-{
- if (m_state != state) {
- m_state = state;
-
- scheduleUpdate(StateProperty);
- }
-}
-
-void DirectShowPlayerControl::updateStatus(QMediaPlayer::MediaStatus status)
-{
- if (m_status != status) {
- m_status = status;
-
- scheduleUpdate(StatusProperty);
- }
-}
-
-void DirectShowPlayerControl::updateMediaInfo(qint64 duration, int streamTypes, bool seekable)
-{
- int properties = 0;
-
- if (m_duration != duration) {
- m_duration = duration;
-
- properties |= DurationProperty;
- }
- if (m_streamTypes != streamTypes) {
- m_streamTypes = streamTypes;
-
- properties |= StreamTypesProperty;
- }
-
- if (m_seekable != seekable) {
- m_seekable = seekable;
-
- properties |= SeekableProperty;
- }
-
- if (properties != 0)
- scheduleUpdate(properties);
-}
-
-void DirectShowPlayerControl::updatePlaybackRate(qreal rate)
-{
- if (m_playbackRate != rate) {
- m_playbackRate = rate;
-
- scheduleUpdate(PlaybackRateProperty);
- }
-}
-
-void DirectShowPlayerControl::updateAudioOutput(IBaseFilter *filter)
-{
- if (m_audio)
- m_audio->Release();
-
- m_audio = com_cast<IBasicAudio>(filter, IID_IBasicAudio);
-}
-
-void DirectShowPlayerControl::updateError(QMediaPlayer::Error error, const QString &errorString)
-{
- m_error = error;
- m_errorString = errorString;
-
- if (m_error != QMediaPlayer::NoError)
- scheduleUpdate(ErrorProperty);
-}
-
-void DirectShowPlayerControl::updatePosition(qint64 position)
-{
- if (m_position != position) {
- m_position = position;
-
- scheduleUpdate(PositionProperty);
- }
-}
-
-QT_END_NAMESPACE