vlc-qt库，可在qml中使用，可更改缓冲时间。个人编译

/**************************************************************************** * VLC-Qt - Qt and libvlc connector library * Copyright (C) 2013 Tadej Novak <tadej@tano.si> * * This library is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library. If not, see <http://www.gnu.org/licenses/>. *****************************************************************************/ #ifndef VLCQT_QMLVIDEOPLAYER_H_ #define VLCQT_QMLVIDEOPLAYER_H_ #include <QtQuick/QQuickItem> #include "QmlVideoObject.h" #include "SharedExportQml.h" #include <VLCQtCore/TrackModel.h> class VlcAudio; class VlcInstance; class VlcMedia; class VlcMediaPlayer; class VlcVideo; /*! \class VlcQmlVideoPlayer QmlVideoPlayer.h VLCQtQml/QmlVideoPlayer.h \ingroup VLCQtQml \brief QML video player (deprecated) A simple QML video player that can be used standalone and directly inside QML. \deprecated Deprecated since VLC-Qt 1.1, will be removed in 2.0 */ class Q_DECL_DEPRECATED VLCQT_QML_EXPORT VlcQmlVideoPlayer : public VlcQmlVideoObject { Q_OBJECT public: /*! \brief Current volume \see setVolume \see volumeChanged */ Q_PROPERTY(int volume READ volume WRITE setVolume NOTIFY volumeChanged) /*! \brief Current aspect ratio \see setAspectRatio \see aspectRatioChanged */ Q_PROPERTY(QString aspectRatio READ aspectRatio WRITE setAspectRatio NOTIFY aspectRatioChanged) /*! \brief Current crop ratio \see setCropRatio \see cropRatioChanged */ Q_PROPERTY(QString cropRatio READ cropRatio WRITE setCropRatio NOTIFY cropRatioChanged) /*! \brief Current deinterlacing mode \see setDeinterlacing \see deinterlacingChanged */ Q_PROPERTY(QString deinterlacing READ deinterlacing WRITE setDeinterlacing NOTIFY deinterlacingChanged) /*! \brief Current media URL \see setUrl */ Q_PROPERTY(QUrl url READ url WRITE setUrl) /*! \brief Current autoplay setting \see setAutoplay */ Q_PROPERTY(bool autoplay READ autoplay WRITE setAutoplay) /*! \brief Current state \see stateChanged */ Q_PROPERTY(int state READ state NOTIFY stateChanged) /*! \brief Current seekable status \see seekableChanged */ Q_PROPERTY(bool seekable READ seekable NOTIFY seekableChanged) /*! \brief Current media length \see length \see lengthChanged */ Q_PROPERTY(int length READ length NOTIFY lengthChanged) /*! \brief Current media time \see time \see timeChanged */ Q_PROPERTY(int time READ time WRITE setTime NOTIFY timeChanged) /*! \brief Current media position \see position \see positionChanged */ Q_PROPERTY(float position READ position WRITE setPosition NOTIFY positionChanged) /*! \brief Current audio track \see audioTrack \see setAudioTrack \see audioTrackChanged \since VLC-Qt 1.1 */ Q_PROPERTY(int audioTrack READ audioTrack WRITE setAudioTrack NOTIFY audioTrackChanged) /*! \brief Audio track model \see audioTrackModel \since VLC-Qt 1.1 */ Q_PROPERTY(VlcTrackModel *audioTrackModel READ audioTrackModel CONSTANT) /*! \brief Current audio preferred languages \see audioPreferredLanguages \see setAudioPreferredLanguages \see audioPreferredLanguagesChanged \since VLC-Qt 1.1 */ Q_PROPERTY(QStringList audioPreferredLanguages READ audioPreferredLanguages WRITE setAudioPreferredLanguages NOTIFY audioPreferredLanguagesChanged) /*! \brief Current subtitle track \see subtitleTrack \see setSubtitleTrack \see subtitleTrackChanged \since VLC-Qt 1.1 */ Q_PROPERTY(int subtitleTrack READ subtitleTrack WRITE setSubtitleTrack NOTIFY subtitleTrackChanged) /*! \brief Subtitle track model \see subtitleTrackModel \since VLC-Qt 1.1 */ Q_PROPERTY(VlcTrackModel *subtitleTrackModel READ subtitleTrackModel CONSTANT) /*! \brief Current subtitle preferred languages \see subtitlePreferredLanguages \see setSubtitlePreferredLanguages \see subtitlePreferredLanguagesChanged \since VLC-Qt 1.1 */ Q_PROPERTY(QStringList subtitlePreferredLanguages READ subtitlePreferredLanguages WRITE setSubtitlePreferredLanguages NOTIFY subtitlePreferredLanguagesChanged) /*! \brief Current video track \see videoTrack \see setVideoTrack \see videoTrackChanged \since VLC-Qt 1.1 */ Q_PROPERTY(int videoTrack READ videoTrack WRITE setVideoTrack NOTIFY videoTrackChanged) /*! \brief Video track model \see videoTrackModel \since VLC-Qt 1.1 */ Q_PROPERTY(VlcTrackModel *videoTrackModel READ videoTrackModel CONSTANT) /*! \brief VlcQmlVideoPlayer constructor. \param parent parent item (QQuickItem *) */ explicit VlcQmlVideoPlayer(QQuickItem *parent = 0); /*! VlcMediaPlayer destructor */ ~VlcQmlVideoPlayer(); /*! \brief Register QML plugin as VLCQt.VlcVideoPlayer Include into QML file as import VLCQt VERSION_MAJOR.VERSION_MINOR Object name: VlcVideoPlayer */ static void registerPlugin(); /*! \brief Pause current playback Invokable from QML. */ Q_INVOKABLE void pause(); /*! \brief Play current playback Invokable from QML. */ Q_INVOKABLE void play(); /*! \brief Stop current playback Invokable from QML. */ Q_INVOKABLE void stop(); /*! \brief Get current volume \return current volume (int) Used as property in QML. */ int volume() const; /*! \brief Set volume \param volume new volume Used as property in QML. */ void setVolume(int volume); /*! \brief Get current aspect ratio \return current aspect ratio Used as property in QML. */ QString aspectRatio() const; /*! \brief Set aspect ratio \param aspectRatio new aspect ratio Used as property in QML. */ void setAspectRatio(const QString &aspectRatio); /*! \brief Get current crop ratio \return current crop ratio Used as property in QML. */ QString cropRatio() const; /*! \brief Set crop ratio \param cropRatio new crop ratio Used as property in QML. */ void setCropRatio(const QString &cropRatio); /*! \brief Get current media URL \return current media URL Used as property in QML. */ QUrl url() const; /*! \brief Set media URL \param url new media URL Used as property in QML. */ void setUrl(const QUrl &url); /*! \brief Get current autoplay setting \return current autoplay setting Used