diff options
Diffstat (limited to 'src/plugins/directshow/player/directshowplayercontrol.cpp')
| -rw-r--r-- | src/plugins/directshow/player/directshowplayercontrol.cpp | 397 |
1 files changed, 0 insertions, 397 deletions
diff --git a/src/plugins/directshow/player/directshowplayercontrol.cpp b/src/plugins/directshow/player/directshowplayercontrol.cpp deleted file mode 100644 index 50e8d6421..000000000 --- a/src/plugins/directshow/player/directshowplayercontrol.cpp +++ /dev/null @@ -1,397 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <dshow.h> - -#include "directshowplayercontrol.h" - -#include "directshowplayerservice.h" - -#include <QtCore/qcoreapplication.h> -#include <QtCore/qmath.h> -#include <qaudio.h> - -DirectShowPlayerControl::DirectShowPlayerControl(DirectShowPlayerService *service, QObject *parent) - : QMediaPlayerControl(parent) - , m_service(service) -{ -} - -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 -{ - if (m_pendingPosition != -1) - return m_pendingPosition; - - return m_service->position(); -} - -void DirectShowPlayerControl::setPosition(qint64 position) -{ - if (m_status == QMediaPlayer::EndOfMedia) { - m_status = QMediaPlayer::LoadedMedia; - emit mediaStatusChanged(m_status); - } - - if (m_state == QMediaPlayer::StoppedState) { - if (m_pendingPosition != position) { - m_pendingPosition = position; - emit positionChanged(m_pendingPosition); - } - return; - } - - m_service->seek(position); - m_pendingPosition = -1; -} - -int DirectShowPlayerControl::volume() const -{ - return m_volume; -} - -void DirectShowPlayerControl::setVolume(int volume) -{ - int boundedVolume = qBound(0, volume, 100); - - if (m_volume == boundedVolume) - return; - - m_volume = boundedVolume; - - if (!m_muted) - setVolumeHelper(m_volume); - - emit volumeChanged(m_volume); -} - -bool DirectShowPlayerControl::isMuted() const -{ - return m_muted; -} - -void DirectShowPlayerControl::setMuted(bool muted) -{ - if (m_muted == muted) - return; - - m_muted = muted; - - setVolumeHelper(m_muted ? 0 : m_volume); - - emit mutedChanged(m_muted); -} - -void DirectShowPlayerControl::setVolumeHelper(int volume) -{ - if (!m_audio) - return; - - long adjustedVolume; - if (volume == 0) { - adjustedVolume = -10000; // -100 dB (lower limit for put_Volume()) - } else if (volume == 100) { - adjustedVolume = 0; - } else { - adjustedVolume = QAudio::convertVolume(volume / qreal(100), - QAudio::LinearVolumeScale, - QAudio::DecibelVolumeScale) * 100; - } - - m_audio->put_Volume(adjustedVolume); -} - -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 (!qFuzzyCompare(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) -{ - if (m_media == media && m_stream == stream) - return; - - m_pendingPosition = -1; - m_emitPosition = -1; - - m_media = media; - m_stream = stream; - - m_updateProperties &= PlaybackRateProperty; - - m_service->load(media, stream); - - emit mediaChanged(m_media); - emitPropertyChanges(); -} - -void DirectShowPlayerControl::play() -{ - playOrPause(QMediaPlayer::PlayingState); -} - -void DirectShowPlayerControl::pause() -{ - playOrPause(QMediaPlayer::PausedState); -} - -void DirectShowPlayerControl::playOrPause(QMediaPlayer::State state) -{ - if (m_status == QMediaPlayer::NoMedia || state == QMediaPlayer::StoppedState) - return; - if (m_status == QMediaPlayer::InvalidMedia) { - setMedia(m_media, m_stream); - if (m_error != QMediaPlayer::NoError) - return; - } - - m_emitPosition = -1; - m_state = state; - - if (m_pendingPosition != -1) - setPosition(m_pendingPosition); - - if (state == QMediaPlayer::PausedState) - m_service->pause(); - else - m_service->play(); - - emit stateChanged(m_state); -} - -void DirectShowPlayerControl::stop() -{ - m_emitPosition = -1; - 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 & StatusProperty) - emit mediaStatusChanged(m_status); - - 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 && m_emitPosition != -1) - emit positionChanged(m_emitPosition); - - if (properties & DurationProperty) - emit durationChanged(m_duration); - - if (properties & SeekableProperty) - emit seekableChanged(m_seekable); - - 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 (!qFuzzyCompare(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); - setVolumeHelper(m_muted ? 0 : m_volume); -} - -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_emitPosition != position) { - m_emitPosition = position; - - scheduleUpdate(PositionProperty); - } -} |