void VideoDataOutput::addToMedia(libvlc_media_t *media)
{
const int width = 300;
const int height = width;
// videoSizeChanged(width, height);
libvlc_media_add_option_flag(media, ":vmem-chroma=RV24", libvlc_media_option_trusted);
libvlc_video_set_callbacks(p_vlc_player, lock, unlock, 0, this);
}
int VlcPlugin::playlist_add_extended_untrusted( const char *mrl, const char *name,
int optc, const char **optv, libvlc_exception_t *ex )
{
libvlc_media_t *p_m = libvlc_media_new(libvlc_instance, mrl,ex);
int item = -1;
if( libvlc_exception_raised(ex) )
return -1;
for( int i = 0; i < optc; ++i )
libvlc_media_add_option_flag(p_m, optv[i], libvlc_media_option_unique);
libvlc_media_list_lock(libvlc_media_list);
libvlc_media_list_add_media(libvlc_media_list,p_m,ex);
if( !libvlc_exception_raised(ex) )
item = libvlc_media_list_count(libvlc_media_list,ex)-1;
libvlc_media_list_unlock(libvlc_media_list);
libvlc_media_release(p_m);
return item;
}
/**************************************************************************
* Add an option to the media descriptor,
* that will be used to determine how the media_player will read the
* media. This allow to use VLC advanced reading/streaming
* options in a per-media basis
*
* The options are detailled in vlc --long-help, for instance "--sout-all"
**************************************************************************/
void libvlc_media_add_option( libvlc_media_t * p_md,
const char * psz_option )
{
libvlc_media_add_option_flag( p_md, psz_option,
VLC_INPUT_OPTION_UNIQUE|VLC_INPUT_OPTION_TRUSTED );
}
void
AudioOutput::setCurrentSource( MediaStream* stream )
{
tDebug() << Q_FUNC_INFO;
setState( Loading );
if ( m_vlcMedia != nullptr )
{
// Ensure playback is stopped, then release media
libvlc_media_player_stop( m_vlcPlayer );
libvlc_media_release( m_vlcMedia );
m_vlcMedia = nullptr;
}
if ( m_autoDelete && m_currentStream != nullptr )
{
delete m_currentStream;
}
m_currentStream = stream;
m_totalTime = 0;
m_currentTime = 0;
m_justSeeked = false;
m_seekable = true;
QByteArray url;
switch ( stream->type() )
{
case MediaStream::Unknown:
tDebug() << Q_FUNC_INFO << "MediaStream Type is Invalid:" << stream->type();
break;
case MediaStream::Empty:
tDebug() << Q_FUNC_INFO << "MediaStream is empty.";
break;
case MediaStream::Url:
tDebug() << Q_FUNC_INFO << "MediaStream::Url:" << stream->url();
if ( stream->url().scheme().isEmpty() )
{
url = "file:///";
if ( stream->url().isRelative() )
{
url.append( QFile::encodeName( QDir::currentPath() ) + '/' );
}
}
url += stream->url().toEncoded();
break;
case MediaStream::Stream:
case MediaStream::IODevice:
url = QByteArray( "imem://" );
break;
}
tDebug() << Q_FUNC_INFO << "MediaStream::Final Url:" << url;
m_vlcMedia = libvlc_media_new_location( m_vlcInstance, url.constData() );
libvlc_event_manager_t* manager = libvlc_media_event_manager( m_vlcMedia );
libvlc_event_type_t events[] = {
libvlc_MediaDurationChanged,
};
const int eventCount = sizeof(events) / sizeof( *events );
for ( int i = 0; i < eventCount; i++ )
{
libvlc_event_attach( manager, events[ i ], &AudioOutput::vlcEventCallback, this );
}
libvlc_media_player_set_media( m_vlcPlayer, m_vlcMedia );
if ( stream->type() == MediaStream::Url )
{
m_totalTime = libvlc_media_get_duration( m_vlcMedia );
}
else if ( stream->type() == MediaStream::Stream || stream->type() == MediaStream::IODevice )
{
libvlc_media_add_option_flag(m_vlcMedia, "imem-cat=4", libvlc_media_option_trusted);
const char* imemData = QString( "imem-data=%1" ).arg( (uintptr_t)stream ).toLatin1().constData();
libvlc_media_add_option_flag(m_vlcMedia, imemData, libvlc_media_option_trusted);
const char* imemGet = QString( "imem-get=%1" ).arg( (uintptr_t)&readCallback ).toLatin1().constData();
libvlc_media_add_option_flag(m_vlcMedia, imemGet, libvlc_media_option_trusted);
const char* imemRelease = QString( "imem-release=%1" ).arg( (uintptr_t)&readDoneCallback ).toLatin1().constData();
libvlc_media_add_option_flag(m_vlcMedia, imemRelease, libvlc_media_option_trusted);
const char* imemSeek = QString( "imem-seek=%1" ).arg( (uintptr_t)&MediaStream::seekCallback ).toLatin1().constData();
libvlc_media_add_option_flag(m_vlcMedia, imemSeek, libvlc_media_option_trusted);
}
if ( qApp->arguments().contains( "--chromecast-ip" ) )
{
// This is very basic chromecast support through VLC 3+.
// Totally unstable, unusable and will suck more CPU than you can think of.
// If you want to improve this, please talk to the guys in #videolan and
// support them.
//
// Knonw problems:
// 1. It does not work eventhough the IP is correct.
// -> Open vlc with the same commandline and accept the Certificate in the VLC UI.
if ( qApp->arguments().length() > qApp->arguments().indexOf( "--chromecast-ip" ) + 1 )
{
QString castIP = qApp->arguments().at( qApp->arguments().indexOf( "--chromecast-ip" ) + 1 );
QString sout( ":sout=#transcode{vcodec=none,acodec=vorb,ab=320,channels=2,samplerate=44100}:chromecast{ip=%1,mux=webm}" );
libvlc_media_add_option( m_vlcMedia, sout.arg( castIP ).toLatin1().constData() );
}
else
{
tLog() << Q_FUNC_INFO << "Chromecast option but no IP supplied.";
}
}
// setState( Stopped );
}
