private static void StartNewSong(Song song, TimeSpan?startPosition)
{
lock (_volumeLock)
{
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
}
_currentSong = song;
//We need to start playing from 0, then seek the stream when the topology is ready, otherwise the song doesn't play.
if (startPosition.HasValue)
{
_desiredPosition = PositionVariantFor(startPosition.Value);
}
_session.SetTopology(SessionSetTopologyFlags.Immediate, song.Topology);
StartSession(PositionBeginning);
// The volume service won't be available until the session topology
// is ready, so we now need to wait for the event indicating this
}
private void PlatformPlay()
{
// Cleanup the last song first.
if (State != MediaState.Stopped)
{
_session.Stop();
_session.ClearTopologies();
_session.Close();
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
_clock.Dispose();
}
//create the callback if it hasn't been created yet
if (_callback == null)
{
_callback = new Callback(this);
_session.BeginGetEvent(_callback, null);
}
// Set the new song.
_session.SetTopology(SessionSetTopologyFlags.Immediate, _currentVideo.Topology);
// Get the clock.
_clock = _session.Clock.QueryInterface <PresentationClock>();
// Start playing.
var varStart = new Variant();
_session.Start(null, varStart);
}
private static void PlatformPlaySong(Song song)
{
// Cleanup the last song first.
if (State != MediaState.Stopped)
{
_session.Stop();
_session.ClearTopologies();
_session.Close();
_volumeController.Dispose();
_clock.Dispose();
}
// Set the new song.
_session.SetTopology(SessionSetTopologyFlags.Immediate, song.Topology);
// Get the volume interface.
_volumeController = CppObject.FromPointer <AudioStreamVolume>(MediaPlayer.GetVolumeObj(_session));
SetChannelVolumes();
// Get the clock.
_clock = _session.Clock.QueryInterface <PresentationClock>();
//create the callback if it hasn't been created yet
if (_callback == null)
{
_callback = new Callback();
_session.BeginGetEvent(_callback, null);
}
// Start playing.
var varStart = new Variant();
_session.Start(null, varStart);
}
private static void OnTopologyReady()
{
IntPtr volumeObjectPtr;
MediaFactory.GetService(_session, MediaServiceKeys.StreamVolume, AudioStreamVolumeGuid, out volumeObjectPtr);
_volumeController = CppObject.FromPointer <AudioStreamVolume>(volumeObjectPtr);
SetChannelVolumes();
}
private static void PlatformStop()
{
_session.ClearTopologies();
_session.Stop();
_session.Close();
_volumeController.Dispose();
_volumeController = null;
_clock.Dispose();
_clock = null;
}
private void PlatformSpecificProcessMusicReady()
{
// The topology of the MediaSession is ready.
if (!currentMusic.IsDisposed) // disposal of the music can happen between the call to Play and its ready-to-play state notification
{
// Query the Volume interface associated to the new topology
IntPtr volumeObj;
MediaFactory.GetService(mediaSession, MediaServiceKeys.StreamVolume, streamAudioVolumeGuid, out volumeObj);
streamVolume = new AudioStreamVolume(volumeObj);
}
}
private void OnTopologyReady()
{
if (_session.IsDisposed)
{
return;
}
// Get the volume interface.
IntPtr volumeObjectPtr;
MediaFactory.GetService(_session, MediaServiceKeys.StreamVolume, AudioStreamVolumeGuid, out volumeObjectPtr);
_volumeController = CppObject.FromPointer <AudioStreamVolume>(volumeObjectPtr);
SetChannelVolumes();
}
private static void OnTopologyReady()
{
IntPtr volumeObjectPtr;
MediaFactory.GetService(_session, MediaServiceKeys.StreamVolume, AudioStreamVolumeGuid, out volumeObjectPtr);
_volumeController = CppObject.FromPointer <AudioStreamVolume>(volumeObjectPtr);
SetChannelVolumes();
if (_desiredPosition.HasValue)
{
StartSession(_desiredPosition.Value);
_desiredPosition = null;
}
}
private void PlatformStop()
{
_session.ClearTopologies();
_session.Stop();
_session.Close();
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
if (_clock != null)
{
_clock.Dispose();
}
_clock = null;
}
private void OnTopologyReady()
{
if (_session.IsDisposed)
return;
try {
// Get the volume interface.
IntPtr volumeObjectPtr;
MediaFactory.GetService(_session, MediaServiceKeys.StreamVolume, AudioStreamVolumeGuid, out volumeObjectPtr);
_volumeController = CppObject.FromPointer<AudioStreamVolume>(volumeObjectPtr);
SetChannelVolumes();
}
catch (Exception e) {
_volumeController = null;
}
}
private static void StartNewSong(Song song)
{
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
_currentSong = song;
_session.SetTopology(SessionSetTopologyFlags.Immediate, song.Topology);
StartSession(PositionBeginning);
// The volume service won't be available until the session topology
// is ready, so we now need to wait for the event indicating this
}
private void ProcessPlayerClosed()
{
// The session finished to close, we have to dispose all related object.
currentMusic = null;
mediaSessionCallback.Dispose();
if (mediaSource != null)
{
mediaSource.Shutdown();
}
if (mediaSession != null)
{
mediaSession.Shutdown();
}
if (streamVolume != null)
{
streamVolume.Dispose();
}
if (mediaSource != null)
{
mediaSource.Dispose();
}
if (topology != null)
{
topology.Dispose();
}
if (mediaSession != null)
{
mediaSession.Dispose();
}
if (mediaInputByteStream != null)
{
mediaInputByteStream.Dispose();
}
topology = null;
streamVolume = null;
mediaSession = null;
mediaSource = null;
mediaInputByteStream = null;
mediaSessionCallback = null;
isMusicPlayerReady = false;
}
private void PlatformPlay()
{
// Cleanup the last song first.
if (State != MediaState.Stopped)
{
_session.Stop();
_session.ClearTopologies();
_session.Close();
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
_clock.Dispose();
}
//create the callback if it hasn't been created yet
if (_callback == null)
{
_callback = new Callback(this);
_session.BeginGetEvent(_callback, null);
}
// Set the new song.
_session.SetTopology(SessionSetTopologyFlags.Immediate, _currentVideo.Topology);
// Get the clock.
_clock = _session.Clock.QueryInterface <PresentationClock>();
// Start playing.
var varStart = new Variant();
_session.Start(null, varStart);
// we need to dispose of the old texture if we have one
if (_videoCache != null)
{
_videoCache.Dispose();
}
// Create cached texture
_videoCache = new Texture2D(_graphicsDevice, _currentVideo.Width, _currentVideo.Height, false, SurfaceFormat.Bgr32);
}
private void PlatformSpecificProcessMusicReady()
{
// The topology of the MediaSession is ready.
if (!currentMusic.IsDisposed) // disposal of the music can happen between the call to Play and its ready-to-play state notification
{
// Query the Volume interface associated to the new topology
IntPtr volumeObj;
MediaFactory.GetService(mediaSession, MediaServiceKeys.StreamVolume, streamAudioVolumeGuid, out volumeObj);
streamVolume = new AudioStreamVolume(volumeObj);
}
}
private static void StartNewSong(Song song)
{
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
_currentSong = song;
_session.SetTopology(SessionSetTopologyFlags.Immediate, song.Topology);
StartSession(PositionBeginning);
// The volume service won't be available until the session topology
// is ready, so we now need to wait for the event indicating this
}
private void PlatformStop()
{
_session.ClearTopologies();
_session.Stop();
_session.Close();
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
_clock.Dispose();
_clock = null;
}
private void PlatformPlay()
{
// Cleanup the last song first.
if (State != MediaState.Stopped)
{
_session.Stop();
_session.ClearTopologies();
_session.Close();
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
_clock.Dispose();
}
//create the callback if it hasn't been created yet
if (_callback == null)
{
_callback = new Callback(this);
_session.BeginGetEvent(_callback, null);
}
// Set the new song.
_session.SetTopology(SessionSetTopologyFlags.Immediate, _currentVideo.Topology);
// Get the clock.
_clock = _session.Clock.QueryInterface<PresentationClock>();
// Start playing.
var varStart = new Variant();
_session.Start(null, varStart);
}
private static void OnTopologyReady()
{
IntPtr volumeObjectPtr;
MediaFactory.GetService(_session, MediaServiceKeys.StreamVolume, AudioStreamVolumeGuid, out volumeObjectPtr);
_volumeController = CppObject.FromPointer<AudioStreamVolume>(volumeObjectPtr);
SetChannelVolumes();
}
private void ProcessPlayerClosed()
{
// The session finished to close, we have to dispose all related object.
currentMusic = null;
mediaSessionCallback.Dispose();
if (mediaSource != null) mediaSource.Shutdown();
if (mediaSession != null) mediaSession.Shutdown();
if (streamVolume != null) streamVolume.Dispose();
if (mediaSource != null) mediaSource.Dispose();
if (topology != null) topology.Dispose();
if (mediaSession != null) mediaSession.Dispose();
if (mediaInputByteStream != null) mediaInputByteStream.Dispose();
topology = null;
streamVolume = null;
mediaSession = null;
mediaSource = null;
mediaInputByteStream = null;
mediaSessionCallback = null;
isMusicPlayerReady = false;
}
private static void StartNewSong(Song song, TimeSpan? startPosition)
{
if (_volumeController != null)
{
_volumeController.Dispose();
_volumeController = null;
}
_currentSong = song;
//We need to start playing from 0, then seek the stream when the topology is ready, otherwise the song doesn't play.
if (startPosition.HasValue)
_desiredPosition = PositionVariantFor(startPosition.Value);
_session.SetTopology(SessionSetTopologyFlags.Immediate, song.Topology);
StartSession(PositionBeginning);
// The volume service won't be available until the session topology
// is ready, so we now need to wait for the event indicating this
}
private static void PlatformPlaySong(Song song)
{
// Cleanup the last song first.
if (State != MediaState.Stopped)
{
_session.Stop();
_session.ClearTopologies();
_session.Close();
_volumeController.Dispose();
_clock.Dispose();
}
// Set the new song.
_session.SetTopology(SessionSetTopologyFlags.Immediate, song.Topology);
// Get the volume interface.
_volumeController = CppObject.FromPointer<AudioStreamVolume>(MediaPlayer.GetVolumeObj(_session));
SetChannelVolumes();
// Get the clock.
_clock = _session.Clock.QueryInterface<PresentationClock>();
//create the callback if it hasn't been created yet
if (_callback == null)
{
_callback = new Callback();
_session.BeginGetEvent(_callback, null);
}
// Start playing.
var varStart = new Variant();
_session.Start(null, varStart);
}
private static void OnTopologyReady()
{
IntPtr volumeObjectPtr;
MediaFactory.GetService(_session, MediaServiceKeys.StreamVolume, AudioStreamVolumeGuid, out volumeObjectPtr);
_volumeController = CppObject.FromPointer<AudioStreamVolume>(volumeObjectPtr);
SetChannelVolumes();
if (_desiredPosition.HasValue)
{
StartSession(_desiredPosition.Value);
_desiredPosition = null;
}
}
