142 lines
3.7 KiB
C++
142 lines
3.7 KiB
C++
#include "vlcplayer.h"
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CVlcPlayer::CVlcPlayer(QWidget* parent) : QWidget(parent)
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{
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// initialize vlc media player
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m_pVlcPlayer = libvlc_media_player_new(GetVlcInstance());
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// disable event handling by vlc internals
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libvlc_video_set_mouse_input(m_pVlcPlayer, false);
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libvlc_video_set_key_input(m_pVlcPlayer, false);
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// get event manager
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m_pEventManager = libvlc_media_player_event_manager(m_pVlcPlayer);
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// attach event callbacks
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for (int nEvent = static_cast<int>(libvlc_MediaPlayerNothingSpecial); nEvent <= static_cast<int>(libvlc_MediaPlayerEncounteredError); nEvent++)
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{
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libvlc_event_attach(m_pEventManager, nEvent, onStateChanged, this);
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}
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libvlc_event_attach(m_pEventManager, libvlc_MediaPlayerTimeChanged , onTimeChanged, this);
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libvlc_event_attach(m_pEventManager, libvlc_MediaPlayerPositionChanged , onPositionChanged, this);
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libvlc_event_attach(m_pEventManager, libvlc_MediaPlayerVout , onVideoOutputChanged, this);
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}
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CVlcPlayer::~CVlcPlayer()
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{
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if (m_pVlcPlayer)
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libvlc_media_player_release(m_pVlcPlayer);
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}
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void CVlcPlayer::onStateChanged(const libvlc_event_t* pEvent, void* pData)
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{
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CVlcPlayer* pVlcPlayer = reinterpret_cast<CVlcPlayer*>(pData);
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emit pVlcPlayer->stateChanged(pVlcPlayer->getState());
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}
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void CVlcPlayer::onTimeChanged(const libvlc_event_t* pEvent, void* pData)
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{
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CVlcPlayer* pVlcPlayer = reinterpret_cast<CVlcPlayer*>(pData);
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emit pVlcPlayer->timeChanged(pEvent->u.media_player_time_changed.new_time);
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}
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void CVlcPlayer::onPositionChanged(const libvlc_event_t* pEvent, void* pData)
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{
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CVlcPlayer* pVlcPlayer = reinterpret_cast<CVlcPlayer*>(pData);
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emit pVlcPlayer->positionChanged(pEvent->u.media_player_position_changed.new_position);
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}
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void CVlcPlayer::onVideoOutputChanged(const libvlc_event_t* pEvent, void* pData)
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{
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CVlcPlayer* pVlcPlayer = reinterpret_cast<CVlcPlayer*>(pData);
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emit pVlcPlayer->videoOutputChanged(pEvent->u.media_player_vout.new_count);
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}
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void CVlcPlayer::integrateIntoWidget(QWidget* pWidget)
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{
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#if defined(_MAC)
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libvlc_media_player_set_nsobject(m_pVlcPlayer, reinterpret_cast<void*>(pWidget->winId()));
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#elif defined(_LINUX)
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libvlc_media_player_set_xwindow(m_pVlcPlayer, pWidget->winId());
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#elif defined(_WIN32)
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libvlc_media_player_set_hwnd(m_pVlcPlayer, reinterpret_cast<HWND>(pWidget->winId()));
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#endif
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}
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void CVlcPlayer::open(CVlcMedia* pMedia)
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{
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// stop playing old media
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if (libvlc_media_player_is_playing(m_pVlcPlayer))
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stop();
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// set new media
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libvlc_media_player_set_media(m_pVlcPlayer, pMedia->m_pMedia);
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// start playback
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libvlc_media_player_play(m_pVlcPlayer);
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}
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void CVlcPlayer::pause()
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{
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// set on pause if currently playing
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if (libvlc_media_player_is_playing(m_pVlcPlayer))
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{
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libvlc_media_player_pause(m_pVlcPlayer);
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}
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}
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void CVlcPlayer::play()
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{
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// play if not playing already
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if (!libvlc_media_player_is_playing(m_pVlcPlayer))
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{
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libvlc_media_player_play(m_pVlcPlayer);
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}
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}
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void CVlcPlayer::setVolume(int nVolume)
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{
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libvlc_audio_set_volume(m_pVlcPlayer, nVolume);
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}
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void CVlcPlayer::setTime(qint64 nTime)
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{
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libvlc_media_player_set_time(m_pVlcPlayer, nTime);
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}
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qint64 CVlcPlayer::time()
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{
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return libvlc_media_player_get_time(m_pVlcPlayer);
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}
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void CVlcPlayer::setPosition(float fPos)
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{
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libvlc_media_player_set_position(m_pVlcPlayer, fPos);
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emit positionChanged(libvlc_media_player_get_position(m_pVlcPlayer));
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}
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float CVlcPlayer::position()
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{
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return libvlc_media_player_get_position(m_pVlcPlayer);
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}
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bool CVlcPlayer::isAudio()
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{
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return !libvlc_media_player_has_vout(m_pVlcPlayer);
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}
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bool CVlcPlayer::isPlaying()
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{
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return libvlc_media_player_is_playing(m_pVlcPlayer);
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}
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libvlc_state_t CVlcPlayer::getState()
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{
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return libvlc_media_player_get_state(m_pVlcPlayer);
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}
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void CVlcPlayer::stop()
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{
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// stop the media player
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libvlc_media_player_stop(m_pVlcPlayer);
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}
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