Merge pull request #129 from Flamefire/develop

Develop

PartyModes/PartyModeTicTacToe/CPartyScreenTicTacToeMain.cs

@@ -73,7 +73,6 @@ namespace VocaluxeLib.PartyModes.TicTacToe
         private const int _FieldSpace = 10;
         private float _FieldSize = 100;
 
-        private int _PreviewStream = -1;
         private int _OldSelectedField = -1;
 
         private int[,] _Possibilities;
@@ -267,8 +266,6 @@ namespace VocaluxeLib.PartyModes.TicTacToe
         {
             base.OnShow();
 
-            _PreviewStream = -1;
-
             if (_PartyMode.GameData.CurrentRoundNr == 1)
             {
                 _BuildWinnerPossibilities();
@@ -334,13 +331,6 @@ namespace VocaluxeLib.PartyModes.TicTacToe
             return true;
         }
 
-        public override void OnClose()
-        {
-            base.OnClose();
-            CBase.BackgroundMusic.SetDisabled(false);
-            CBase.Sound.Fade(_PreviewStream, 0, 0.5f, EStreamAction.Close);
-        }
-
         private void _CreateFields()
         {
             for (int i = 0; i < 25; i++)
@@ -490,14 +480,7 @@ namespace VocaluxeLib.PartyModes.TicTacToe
         private void _StartPreview(int songID)
         {
             CSong song = CBase.Songs.GetSongByID(songID);
-            CBase.BackgroundMusic.SetDisabled(true);
+            CBase.BackgroundMusic.LoadPreview(song);
-
-            _PreviewStream = CBase.Sound.Load(song.GetMP3());
-            CBase.Sound.SetGlobalVolume(CBase.Config.GetMusicVolume(EMusicType.Preview));
-            CBase.Sound.SetPosition(_PreviewStream, song.Preview.StartTime);
-            CBase.Sound.SetStreamVolume(_PreviewStream, 0);
-            CBase.Sound.Play(_PreviewStream);
-            CBase.Sound.Fade(_PreviewStream, 100, 1f);
         }
 
         private void _UpdatePlayerInformation()
@@ -525,8 +508,6 @@ namespace VocaluxeLib.PartyModes.TicTacToe
                     if (_PartyMode.GameData.NumJokerRandom[teamNr] > 0)
                     {
                         _PartyMode.GameData.NumJokerRandom[teamNr]--;
-                        if (!CBase.Sound.IsFinished(_PreviewStream))
-                            CBase.Sound.Fade(_PreviewStream, 0, 1, EStreamAction.Close);
                         _FieldSelected(true);
                     }
                     break;
@@ -537,8 +518,6 @@ namespace VocaluxeLib.PartyModes.TicTacToe
                     {
                         _PartyMode.GameData.NumJokerRetry[teamNr]--;
                         _PartyMode.GameData.Team = teamNr;
-                        if (!CBase.Sound.IsFinished(_PreviewStream))
-                            CBase.Sound.Fade(_PreviewStream, 0, 1, EStreamAction.Close);
                         _Status = EStatus.JokerRetry;
                         _OldSelectedField = _PartyMode.GameData.FieldNr;
                         _PartyMode.GameData.FieldNr = -1;
@@ -579,13 +558,11 @@ namespace VocaluxeLib.PartyModes.TicTacToe
 
         private void _NextRound()
         {
-            CBase.Sound.Fade(_PreviewStream, 0, 0.5f, EStreamAction.Close);
             _PartyMode.Next();
         }
 
         private void _EndParty()
         {
-            CBase.Sound.Fade(_PreviewStream, 0, 0.5f, EStreamAction.Close);
             CBase.Graphics.FadeTo(EScreen.Party);
         }
 
@@ -604,7 +581,6 @@ namespace VocaluxeLib.PartyModes.TicTacToe
 
         private void _Back()
         {
-            CBase.Sound.Fade(_PreviewStream, 0, 0.5f, EStreamAction.Close);
             _PartyMode.Back();
         }
 

Vocaluxe/Base/CBackgroundMusic.cs

@@ -18,7 +18,6 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
-using System.IO;
 using VocaluxeLib;
 using VocaluxeLib.Songs;
 using VocaluxeLib.Draw;
@@ -30,12 +29,12 @@ namespace Vocaluxe.Base
     {
         private static bool _Initialized;
 
-        private static CSongPlayer _SongPlayer;
+        private static readonly CSongPlayer _BGPlayer = new CSongPlayer();
-        private static CSongPlayer _PreviewPlayer;
+        private static readonly CSongPlayer _PreviewPlayer = new CSongPlayer(true);
+        private static CSongPlayer _CurPlayer;
 
         private static bool _OwnSongsAvailable;
         private static EBackgroundMusicSource _MusicSource;
-        private static bool _VideoEnabled;
 
         private static CPlaylistElement _CurrentPlaylistElement; //Currently played music
         private static int _PreviousMusicIndex = -1;
@@ -47,29 +46,20 @@ namespace Vocaluxe.Base
         private static bool _OwnMusicAdded;
         private static bool _BackgroundMusicAdded;
         private static bool _Disabled;
-        private static bool _PlaysPreview;
 
         public static bool VideoEnabled
         {
-            get { return _PlaysPreview ? _PreviewPlayer.VideoEnabled : _SongPlayer.VideoEnabled; }
+            get { return _CurPlayer.VideoEnabled; }
-            set
+            set { _CurPlayer.VideoEnabled = value; }
-            {
-                if (_PlaysPreview)
-                    _PreviewPlayer.VideoEnabled = value;
-                else
-                    _SongPlayer.VideoEnabled = value;
-            }
         }
 
         public static bool CanSing
         {
             get
             {
-                if (_PlaysPreview)
+                if (IsPlayingPreview)
                     return false;
-                if (_BGMusicFiles.Contains(_CurrentPlaylistElement))
+                return !_BGMusicFiles.Contains(_CurrentPlaylistElement);
-                    return false;
-                return true;
             }
         }
 
@@ -81,54 +71,63 @@ namespace Vocaluxe.Base
                 if (Disabled == value)
                     return;
                 _Disabled = value;
-                Pause();
+                if (_Disabled)
+                    Pause();
+                else
+                    Play();
             }
         }
 
+        /// <summary>
+        ///     Repeat the background song (preview songs are always repeating!)
+        /// </summary>
         public static bool RepeatSong
         {
-            get { return _SongPlayer.RepeatSong; }
+            get { return _BGPlayer.Loop; }
-            set { _SongPlayer.RepeatSong = value; }
+            set { _BGPlayer.Loop = value; }
         }
 
         public static int SongID
         {
-            get { return _SongPlayer.SongID; }
+            get { return _CurPlayer.SongID; }
         }
 
         public static bool SongHasVideo
         {
-            get { return _SongPlayer.SongHasVideo; }
+            get { return _CurPlayer.SongHasVideo; }
         }
 
         public static bool IsPlaying
         {
-            get { return _PlaysPreview ? _PreviewPlayer.IsPlaying : _SongPlayer.IsPlaying; }
+            get { return _CurPlayer.IsPlaying; }
         }
 
         public static bool IsPlayingPreview
         {
-            get { return _PlaysPreview; }
+            get { return _CurPlayer == _PreviewPlayer; }
+            set
+            {
+                if (IsPlayingPreview == value)
+                    return;
+                Pause();
+                _CurPlayer = value ? _PreviewPlayer : _BGPlayer;
+                Play();
+            }
         }
 
         public static string ArtistAndTitle
         {
-            get
+            get { return _CurPlayer.ArtistAndTitle; }
-            {
-                if (_PlaysPreview)
-                    return _PreviewPlayer.ArtistAndTitle;
-                return _BGMusicFiles.Contains(_CurrentPlaylistElement) ? Path.GetFileNameWithoutExtension(_CurrentPlaylistElement.MusicFilePath) : _SongPlayer.ArtistAndTitle;
-            }
         }
 
         public static float Length
         {
-            get { return _PlaysPreview ? _PreviewPlayer.Length : _SongPlayer.Length; }
+            get { return _CurPlayer.Length; }
         }
 
         public static CTextureRef Cover
         {
-            get { return _PlaysPreview ? _PreviewPlayer.Cover : _SongPlayer.Cover; }
+            get { return _CurPlayer.Cover; }
         }
 
         //Use this to set whether own songs are available for access
@@ -160,21 +159,15 @@ namespace Vocaluxe.Base
             _MusicSource = EBackgroundMusicSource.TR_CONFIG_NO_OWN_MUSIC;
             _AddBackgroundMusic();
 
-            _SongPlayer = new CSongPlayer();
-
-            _PreviewPlayer = new CSongPlayer {RepeatSong = true};
-
-            _VideoEnabled = (CConfig.Config.Video.VideoBackgrounds == EOffOn.TR_CONFIG_ON && CConfig.Config.Video.VideosToBackground == EOffOn.TR_CONFIG_ON);
             SetMusicSource(CConfig.Config.Sound.BackgroundMusicSource);
+            _CurPlayer = _BGPlayer;
             _Initialized = true;
         }
 
         public static void Close()
         {
-            if (_SongPlayer != null)
+            _BGPlayer.Close();
-                _SongPlayer.Stop();
+            _PreviewPlayer.Close();
-            if (_PreviewPlayer != null)
-                _PreviewPlayer.Stop();
 
             _BGMusicFiles.Clear();
             _NotPlayedFiles.Clear();
@@ -185,124 +178,88 @@ namespace Vocaluxe.Base
 
         public static void Play()
         {
-            if (IsPlaying || (CConfig.Config.Sound.BackgroundMusic != EBackgroundMusicOffOn.TR_CONFIG_ON && !_PlaysPreview))
+            if (!IsPlayingPreview && CConfig.Config.Sound.BackgroundMusic == EBackgroundMusicOffOn.TR_CONFIG_OFF)
                 return;
 
-            if (_PlaysPreview)
+            if (IsPlayingPreview || _BGPlayer.SoundLoaded)
-                _PreviewPlayer.Play();
+                _CurPlayer.Play();
-            else if (CConfig.Config.Sound.BackgroundMusic == EBackgroundMusicOffOn.TR_CONFIG_ON)
+            else
-            {
+                Next();
-                if (_SongPlayer.SongLoaded)
-                    //Resume
-                    _SongPlayer.TogglePause();
-                else
-                    Next();
-            }
         }
 
         public static void Stop()
         {
-            if (!IsPlaying)
+            _CurPlayer.Stop();
-                return;
+            if (!IsPlayingPreview)
-
-            if (_PlaysPreview)
-            {
-                _PreviewPlayer.Stop();
-                _PlaysPreview = false;
-                Pause();
-                CSound.SetGlobalVolume(CConfig.BackgroundMusicVolume);
-            }
-            else
-            {
-                _SongPlayer.Stop();
                 _CurrentPlaylistElement = null;
-            }
         }
 
         public static void Pause()
         {
-            if (_PlaysPreview)
+            _CurPlayer.Pause();
-            {
-                if (!_PreviewPlayer.SongLoaded)
-                    return;
-                _PreviewPlayer.TogglePause();
-            }
-            else if (CConfig.Config.Sound.BackgroundMusic == EBackgroundMusicOffOn.TR_CONFIG_ON)
-            {
-                if (!_SongPlayer.SongLoaded)
-                    Next();
-                else
-                    _SongPlayer.TogglePause();
-            }
         }
 
         public static void Next()
         {
-            if (!_PlaysPreview)
+            if (IsPlayingPreview)
+                return;
+
+            Stop(); //stop last song if any
+            if (_PreviousMusicIndex < _PreviousFiles.Count - 2)
             {
-                Stop(); //stop last song if any
+                //We are in the previous list and next element exists
-                if (_PreviousMusicIndex < _PreviousFiles.Count - 2)
+                _PreviousMusicIndex++;
-                {
+                _CurrentPlaylistElement = _PreviousFiles[_PreviousMusicIndex];
-                    //We are in the previous list and next element exists
-                    _PreviousMusicIndex++;
-                    _CurrentPlaylistElement = _PreviousFiles[_PreviousMusicIndex];
-                }
-                else
-                {
-                    //We are not in the previous list (anymore)
-                    if (_NotPlayedFiles.Count == 0)
-                    {
-                        if (_PreviousFiles.Count == 0)
-                            return; //No songs to play
-                        _NotPlayedFiles.AddRange(_PreviousFiles);
-                    }
-
-                    _CurrentPlaylistElement = _NotPlayedFiles[CGame.Rand.Next(_NotPlayedFiles.Count)];
-                    _NotPlayedFiles.Remove(_CurrentPlaylistElement);
-
-                    _PreviousFiles.Add(_CurrentPlaylistElement);
-                    _PreviousMusicIndex = _PreviousFiles.Count - 1;
-                }
-                _StartSong();
             }
+            else
+            {
+                //We are not in the previous list (anymore)
+                if (_NotPlayedFiles.Count == 0)
+                {
+                    if (_PreviousFiles.Count == 0)
+                        return; //No songs to play
+                    _NotPlayedFiles.AddRange(_PreviousFiles);
+                }
+
+                _CurrentPlaylistElement = _NotPlayedFiles[CGame.Rand.Next(_NotPlayedFiles.Count)];
+                _NotPlayedFiles.Remove(_CurrentPlaylistElement);
+
+                _PreviousFiles.Add(_CurrentPlaylistElement);
+                _PreviousMusicIndex = _PreviousFiles.Count - 1;
+            }
+            _StartSong();
         }
 
         public static void Previous()
         {
-            if (!_PlaysPreview)
+            if (IsPlayingPreview)
-            {
+                return;
-                if (_PreviousMusicIndex < 0)
+            if (_PreviousMusicIndex < 0)
-                    return;
+                return;
-                Debug.Assert(_CurrentPlaylistElement != null);
-                if (_SongPlayer.Position <= 1.5f && _PreviousMusicIndex > 0)
-                {
-                    Stop(); //stop last song
-                    _PreviousMusicIndex--;
 
-                    _CurrentPlaylistElement = _PreviousFiles[_PreviousMusicIndex];
+            if (_CurrentPlaylistElement == null || (_BGPlayer.Position <= 1.5f && _PreviousMusicIndex > 0))
-                }
+            {
-                _StartSong();
+                Stop(); //stop last song
+                _PreviousMusicIndex--;
+
+                _CurrentPlaylistElement = _PreviousFiles[_PreviousMusicIndex];
             }
+            _StartSong();
         }
 
         public static void Update()
         {
-            if (!IsPlaying && (!_SongPlayer.SongLoaded || !_PreviewPlayer.SongLoaded))
+            if (!IsPlaying)
                 return;
 
-            if (_PlaysPreview)
+            _CurPlayer.Update();
-                _PreviewPlayer.Update();
+            if (!IsPlayingPreview && _BGPlayer.IsFinished)
-            else
+                Next();
-            {
-                _SongPlayer.Update();
-                if (_SongPlayer.IsFinished)
-                    Next();
-            }
         }
 
         public static CTextureRef GetVideoTexture()
         {
-            return _PlaysPreview ? _PreviewPlayer.GetVideoTexture() : _SongPlayer.GetVideoTexture();
+            return _CurPlayer.GetVideoTexture();
         }
 
         public static void SetMusicSource(EBackgroundMusicSource source)
@@ -328,54 +285,42 @@ namespace Vocaluxe.Base
             }
         }
 
-        public static void LoadPreview(CSong song, float start = 0f)
+        public static void LoadPreview(CSong song, float start = -1f)
         {
-            if (!_PlaysPreview)
-                Pause();
-            else
-                StopPreview();
-
             if (song == null)
-                return;
+                throw new ArgumentNullException("song");
 
-            // ReSharper disable CompareOfFloatsByEqualityOperator
+            if (!IsPlayingPreview)
-            if (start == 0f)
+            {
-                start = song.Preview.StartTime;
+                Pause();
-            // ReSharper restore CompareOfFloatsByEqualityOperator
+                _CurPlayer = _PreviewPlayer;
+                CSound.SetGlobalVolume(CConfig.PreviewMusicVolume);
+            }
 
-            _PlaysPreview = true;
+            _PreviewPlayer.Load(song);
-            CSound.SetGlobalVolume(CConfig.PreviewMusicVolume);
-            _PreviewPlayer.Load(song, start);
-
-            float startposition = song.Preview.StartTime;
 
             float length = _PreviewPlayer.Length;
+            if (length < 1)
+                length = 30; // If length is unknow or invalid assume a length of 30s
 
-            if (song.Preview.Source == EDataSource.None)
+            if (start < 0)
-                startposition = length / 4f;
+                start = (song.Preview.Source == EDataSource.None) ? length / 4f : song.Preview.StartTime;
-            else if (startposition > length - 5f)
+            if (start > length - 5f)
-                startposition = Math.Max(0f, Math.Min(length / 4f, length - 5f));
+                start = Math.Max(0f, Math.Min(length / 4f, length - 5f));
+            if (start >= 0.5f)
+                start -= 0.5f;
 
-            if (startposition >= 0.5f)
+            _PreviewPlayer.Position = start;
-                startposition -= 0.5f;
-
-            _PreviewPlayer.Position = startposition;
-
-            Play();
-        }
-
-        public static void PlayPreview(float start = -1f)
-        {
-            if (start > -1f)
-                _PreviewPlayer.Position = start;
 
             Play();
         }
 
         public static void StopPreview()
         {
-            _PreviewPlayer.Stop();
+            if (!IsPlayingPreview)
-            _PlaysPreview = false;
+                return;
+            Stop();
+            _CurPlayer = _BGPlayer;
             CSound.SetGlobalVolume(CConfig.BackgroundMusicVolume);
         }
 
@@ -387,19 +332,23 @@ namespace Vocaluxe.Base
             Debug.Assert(_CurrentPlaylistElement != null);
 
             //If current song same as loaded restart only
-            if (_CurrentPlaylistElement.SongID == _SongPlayer.SongID && _SongPlayer.SongLoaded)
+            if (_BGPlayer.SoundLoaded && _CurrentPlaylistElement.MusicFilePath == _BGPlayer.FilePath)
-                _SongPlayer.Play();
+            {
+                _BGPlayer.Stop();
+                _BGPlayer.Play();
+                return;
+            }
 
             //otherwhise load
-            if (_BGMusicFiles.Contains(_CurrentPlaylistElement))
+            if (!_CurrentPlaylistElement.HasMetaData)
-                _SongPlayer.LoadFile(_CurrentPlaylistElement.MusicFilePath, 0f, true);
+                _BGPlayer.Load(_CurrentPlaylistElement.MusicFilePath, 0f, true);
             else
             {
                 //Seek to #Start-Tag, if found
                 float start = 0f;
                 if (_CurrentPlaylistElement.Start > 0.001 && CConfig.Config.Sound.BackgroundMusicUseStart == EOffOn.TR_CONFIG_ON)
                     start = _CurrentPlaylistElement.Start;
-                _SongPlayer.Load(CBase.Songs.GetSongByID(_CurrentPlaylistElement.SongID), start, true);
+                _BGPlayer.Load(_CurrentPlaylistElement.Song, start, true);
             }
         }
 

Vocaluxe/Base/CConfig.cs

@@ -348,8 +348,14 @@ namespace Vocaluxe.Base
                 };
         }
 
+        private static readonly List<string> _CommentsGot = new List<string>();
+
         private static string _GetComment(string elName)
         {
+            // Avoid multiple comments (e.g. for array entries)
+            if (_CommentsGot.Contains(elName))
+                return null;
+            _CommentsGot.Add(elName);
             switch (elName)
             {
                 case "DebugLevel":
@@ -419,7 +425,7 @@ namespace Vocaluxe.Base
                 case "Language":
                     return "Game-Language";
                 case "SongFolder":
-                    return "SongFolder: SongFolder1, SongFolder2, SongFolder3, ...";
+                    return "SongFolder: Add each song folder in a seperate SongFolder entry";
                 case "SongMenu":
                     return "SongMenu: " + CHelper.ListStrings(Enum.GetNames(typeof(ESongMenu)));
                 case "SongSorting":
@@ -467,6 +473,7 @@ namespace Vocaluxe.Base
 
         public static void SaveConfig()
         {
+            _CommentsGot.Clear();
             var xml = new CXmlSerializer(true, _GetComment);
             xml.Serialize(_FileConfig, Config);
         }

Vocaluxe/Base/CGraphics.cs

@@ -224,16 +224,18 @@ namespace Vocaluxe.Base
                     NextScreen.ProcessMouseMove(_Cursor.X, _Cursor.Y);
 
                 HidePopup(EPopupScreens.PopupPlayerControl);
+                if (NextScreen.CurrentMusicType != EMusicType.Background && NextScreen.CurrentMusicType != EMusicType.Preview)
+                    CBackgroundMusic.Disabled = true;
             }
 
             if (_Fading != null)
             {
+                Debug.Assert(NextScreen != null);
                 bool finished;
                 float newAlpha = _Fading.GetValue(out finished);
 
                 if (!finished)
                 {
-                    GlobalAlpha = 1f;
                     ZOffset = CSettings.ZFar / 2;
                     _DrawScreen(CurrentScreen);
 
@@ -242,6 +244,9 @@ namespace Vocaluxe.Base
                     _DrawScreen(NextScreen);
 
                     GlobalAlpha = 1f;
+                    int oldVol = CConfig.GetVolumeByType(CurrentScreen.CurrentMusicType);
+                    int newVol = CConfig.GetVolumeByType(NextScreen.CurrentMusicType);
+                    CSound.SetGlobalVolume((int)((newVol - oldVol) * newAlpha + oldVol));
                 }
                 else
                 {
@@ -274,6 +279,11 @@ namespace Vocaluxe.Base
             NextScreen = null;
             CurrentScreen.OnShowFinish();
             CSound.SetGlobalVolume(CConfig.GetVolumeByType(CurrentScreen.CurrentMusicType));
+            if (CurrentScreen.CurrentMusicType == EMusicType.Background || CurrentScreen.CurrentMusicType == EMusicType.Preview)
+            {
+                CBackgroundMusic.Disabled = false;
+                CBackgroundMusic.IsPlayingPreview = CurrentScreen.CurrentMusicType == EMusicType.Preview;
+            }
             _Fading = null;
         }
 
@@ -305,8 +315,8 @@ namespace Vocaluxe.Base
         {
             if (screen == null)
                 throw new ArgumentNullException("screen");
-            Debug.Assert(NextScreen==null || NextScreen!=screen, "Don't fade to currently fading screen!");
+            Debug.Assert(NextScreen == null || NextScreen != screen, "Don't fade to currently fading screen!");
-            if(screen==NextScreen)
+            if (screen == NextScreen)
                 return;
             // Make sure the last screen change is done
             _FinishScreenFading();
@@ -348,7 +358,7 @@ namespace Vocaluxe.Base
             SKeyEvent inputKeyEvent = new SKeyEvent();
             SMouseEvent inputMouseEvent = new SMouseEvent();
 
-            bool popupPlayerControlAllowed = CurrentScreen.CurrentMusicType == EMusicType.Background && !CBackgroundMusic.Disabled;
+            bool popupPlayerControlAllowed = CurrentScreen.CurrentMusicType == EMusicType.Background;
             bool popupVolumeControlAllowed = CurrentScreen.CurrentMusicType != EMusicType.None;
             //Hide volume control for bg-music if bg-music is disabled
             if (popupVolumeControlAllowed && CurrentScreen.CurrentMusicType == EMusicType.Background && CConfig.Config.Sound.BackgroundMusic == EBackgroundMusicOffOn.TR_CONFIG_OFF)

Vocaluxe/Base/CMain.cs

@@ -355,21 +355,21 @@ namespace Vocaluxe.Base
             CBackgroundMusic.Stop();
         }
 
-        public void LoadPreview(CSong song, float start = 0f)
+        public void LoadPreview(CSong song, float start = -1f)
         {
             CBackgroundMusic.LoadPreview(song, start);
         }
 
-        public void PlayPreview(float start = -1f)
-        {
-            CBackgroundMusic.PlayPreview(start);
-        }
-
         public void StopPreview()
         {
             CBackgroundMusic.StopPreview();
         }
 
+        public void SetPlayingPreview(bool playPreview)
+        {
+            CBackgroundMusic.IsPlayingPreview = playPreview;
+        }
+
         public CTextureRef GetVideoTexture()
         {
             return CBackgroundMusic.GetVideoTexture();
@@ -877,6 +877,11 @@ namespace Vocaluxe.Base
         {
             CSound.SetGlobalVolume(volume);
         }
+
+        public bool IsPaused(int streamID)
+        {
+            return CSound.IsPaused(streamID);
+        }
     }
 
     class CBcover : ICover

Vocaluxe/Base/CPlaylistElement.cs

@@ -23,61 +23,70 @@ namespace Vocaluxe.Base
 {
     class CPlaylistElement
     {
-        private readonly CSong _Song;
+        public readonly CSong Song;
         private readonly string _MusicFilePath = String.Empty;
 
+        public bool HasMetaData
+        {
+            get { return Song != null; }
+        }
+
         public int SongID
         {
-            get { return (_Song == null) ? -1 : _Song.ID; }
+            get { return HasMetaData ? Song.ID : -1; }
         }
 
         public string MusicFilePath
         {
-            get { return _Song != null ? _Song.GetMP3() : _MusicFilePath; }
+            get { return HasMetaData ? Song.GetMP3() : _MusicFilePath; }
         }
 
         public string VideoFilePath
         {
-            get { return _Song != null ? _Song.GetVideo() : string.Empty; }
+            get { return HasMetaData ? Song.GetVideo() : string.Empty; }
         }
 
         public string Title
         {
-            get { return _Song != null ? _Song.Title : ""; }
+            get { return HasMetaData ? Song.Title : ""; }
         }
 
         public string Artist
         {
-            get { return _Song != null ? _Song.Artist : ""; }
+            get { return HasMetaData ? Song.Artist : ""; }
         }
 
         public float Start
         {
-            get { return _Song != null ? _Song.Start : 0f; }
+            get { return HasMetaData ? Song.Start : 0f; }
         }
 
         public float Finish
         {
-            get { return _Song != null ? _Song.Finish : 0f; }
+            get { return HasMetaData ? Song.Finish : 0f; }
         }
 
         public CTextureRef Cover
         {
-            get { return _Song != null ? _Song.CoverTextureSmall : CCover.NoCover; }
+            get { return HasMetaData ? Song.CoverTextureSmall : CCover.NoCover; }
         }
 
         public float VideoGap
         {
-            get { return _Song != null ? _Song.VideoGap : 0; }
+            get { return HasMetaData ? Song.VideoGap : 0; }
         }
 
         public CPlaylistElement(CSong song)
         {
-            _Song = song;
+            if (song == null)
+                throw new ArgumentNullException("song");
+            Song = song;
         }
 
         public CPlaylistElement(string filePath)
         {
+            if (String.IsNullOrEmpty(filePath))
+                throw new ArgumentNullException("filePath");
             _MusicFilePath = filePath;
         }
     }

Vocaluxe/Lib/Sound/Playback/GstreamerSharp/CGstreamerSharpAudioStream.cs

@@ -175,7 +175,7 @@ namespace Vocaluxe.Lib.Sound.Playback.GstreamerSharp
             // Passing CLOCK_TIME_NONE here causes the pipeline to block for a long time so with
             // prescan enabled the pipeline will wait 500ms for stream to initialize and then continue
             // if it takes more than 500ms, duration queries will be performed asynchronously
-            Message msg = _Element.Bus.TimedPopFiltered(prescan ? ulong.MaxValue : 0L, MessageType.AsyncDone | MessageType.Error | MessageType.DurationChanged);
+            Message msg = _Element.Bus.TimedPopFiltered(prescan ? ulong.MaxValue : 0L, MessageType.AsyncDone | MessageType.Error);
             if (!_OnMessage(msg))
             {
                 _Dispose(true);

Vocaluxe/Lib/Sound/Playback/PortAudio/CPt1.cs

@@ -49,8 +49,7 @@ namespace Vocaluxe.Lib.Sound.Playback.PortAudio
 
                 _CurrentTime = value;
                 _OldTime = value;
-                _Timer.Reset();
+                _Timer.Restart();
-                _Timer.Start();
             }
         }
 

Vocaluxe/Lib/Sound/Playback/PortAudio/CSyncTimer.cs

@@ -44,8 +44,7 @@ namespace Vocaluxe.Lib.Sound.Playback.PortAudio
             {
                 _ExternTime.Time = value;
                 _SetValue = value;
-                _Timer.Reset();
+                _Timer.Restart();
-                _Timer.Start();
             }
         }
 

Vocaluxe/Lib/Video/IVideoDecoder.cs

@@ -36,7 +36,7 @@ namespace Vocaluxe.Lib.Video
         ///     Loads the file with the given file path.
         /// </summary>
         /// <param name="videoFileName">Absolute file path of the video file</param>
-        /// <returns>stream &gt;=0 on success or -1 on failure</returns>
+        /// <returns>Loaded video stream or null on failure</returns>
         CVideoStream Load(string videoFileName);
 
         /// <summary>

Vocaluxe/Screens/CPopupScreenPlayerControl.cs

@@ -112,7 +112,7 @@ namespace Vocaluxe.Screens
                         if (_Buttons[_ButtonPrevious].Selected)
                             CBackgroundMusic.Previous();
                         if (_Buttons[_ButtonPlay].Selected)
-                            CBackgroundMusic.Pause();
+                            CBackgroundMusic.Play();
                         if (_Buttons[_ButtonPause].Selected)
                             CBackgroundMusic.Pause();
                         if (_Buttons[_ButtonRepeat].Selected)
@@ -140,7 +140,7 @@ namespace Vocaluxe.Screens
                 if (_Buttons[_ButtonPrevious].Selected)
                     CBackgroundMusic.Previous();
                 if (_Buttons[_ButtonPlay].Selected)
-                    CBackgroundMusic.Pause();
+                    CBackgroundMusic.Play();
                 if (_Buttons[_ButtonPause].Selected)
                     CBackgroundMusic.Pause();
                 if (_Buttons[_ButtonRepeat].Selected)

Vocaluxe/Screens/CScreenNames.cs

@@ -65,6 +65,11 @@ namespace Vocaluxe.Screens
         private bool _AvatarsChanged;
         private bool _ProfilesChanged;
 
+        public override EMusicType CurrentMusicType
+        {
+            get { return EMusicType.Preview; }
+        }
+
         #region public methods
         public override void Init()
         {

Vocaluxe/Screens/CScreenOptionsRecord.cs

@@ -303,7 +303,6 @@ namespace Vocaluxe.Screens
         public override void OnShowFinish()
         {
             base.OnShowFinish();
-            CBackgroundMusic.Disabled = true;
         }
 
         public override void Draw()
@@ -332,7 +331,6 @@ namespace Vocaluxe.Screens
             CRecord.Stop();
 
             _DelayTest.Reset();
-            CBackgroundMusic.Disabled = false;
         }
 
         private void _OnDeviceEvent()

Vocaluxe/Screens/CScreenScore.cs

@@ -124,8 +124,6 @@ namespace Vocaluxe.Screens
 
         public override void OnShow()
         {
-            CBackgroundMusic.Disabled = false;
-
             base.OnShow();
             //-1 --> Show average
             _Round = CGame.NumRounds > 1 ? -1 : 0;

Vocaluxe/Screens/CScreenSing.cs

@@ -96,8 +96,7 @@ namespace Vocaluxe.Screens
         private int _CurrentBeat;
         private int _CurrentStream = -1;
         private float _Length = -1f;
-        //private int _NextStream = -1;
+
-        private const int _Volume = 100;
         private CVideoStream _CurrentVideo;
         private EAspect _VideoAspect = EAspect.Crop;
         private CTextureRef _CurrentWebcamFrameTexture;
@@ -414,7 +413,6 @@ namespace Vocaluxe.Screens
         public override void OnShowFinish()
         {
             base.OnShowFinish();
-            CBackgroundMusic.Disabled = true;
 
             CGame.Start();
             _LoadNextSong();
@@ -528,7 +526,7 @@ namespace Vocaluxe.Screens
             _Texts[_TextSongName].Text = songname;
 
             _CurrentStream = CSound.Load(song.GetMP3(), false, true);
-            CSound.SetStreamVolume(_CurrentStream, _Volume);
+            CSound.SetStreamVolume(_CurrentStream, 100);
             CSound.SetPosition(_CurrentStream, song.Start);
             _CurrentTime = song.Start;
             _FinishTime = song.Finish;

VocaluxeLib/IBasic.cs

@@ -121,9 +121,9 @@ namespace VocaluxeLib
 
         CTextureRef GetVideoTexture();
 
-        void LoadPreview(CSong song, float start = 0f);
+        void LoadPreview(CSong song, float start = -1f);
-        void PlayPreview(float start = -1f);
         void StopPreview();
+        void SetPlayingPreview(bool playPreview);
     }
 
     public interface IDrawing
@@ -266,17 +266,18 @@ namespace VocaluxeLib
     public interface ISound
     {
         int Load(string soundFile, bool loop = false, bool prescan = false);
-        void SetPosition(int soundStream, float newPosition);
+        void SetPosition(int streamID, float newPosition);
-        void Play(int soundStream);
+        void Play(int streamID);
-        void Fade(int soundStream, int targetVolume, float duration, EStreamAction afterFadeAction = EStreamAction.Nothing);
+        void Fade(int streamID, int targetVolume, float duration, EStreamAction afterFadeAction = EStreamAction.Nothing);
-        void Close(int soundStream);
+        void Close(int streamID);
 
-        bool IsFinished(int soundStream);
+        bool IsFinished(int streamID);
-        float GetPosition(int soundStream);
+        float GetPosition(int streamID);
-        float GetLength(int soundStream);
+        float GetLength(int streamID);
 
-        void SetStreamVolume(int soundStream, int volume);
+        void SetStreamVolume(int streamID, int volume);
         void SetGlobalVolume(int volume);
+        bool IsPaused(int streamID);
     }
 
     public interface ICover

VocaluxeLib/Menu/SongMenu/CSongMenuFramework.cs

@@ -121,7 +121,7 @@ namespace VocaluxeLib.Menu.SongMenu
                 else if (value >= CBase.Songs.GetNumCategories())
                 {
                     value = -1;
-                    CBase.BackgroundMusic.Stop();
+                    CBase.BackgroundMusic.SetPlayingPreview(false);
                 }
 
                 _PreviewNrInternal = value;
@@ -371,7 +371,7 @@ namespace VocaluxeLib.Menu.SongMenu
                 return;
 
             CBase.BackgroundMusic.StopPreview();
-
+            CBase.Sound.SetGlobalVolume(CBase.Config.GetMusicVolume(EMusicType.Background));
             if (playBGagain)
                 CBase.BackgroundMusic.Play();
 

VocaluxeLib/Menu/SongMenu/CSongMenuTileBoard.cs

@@ -99,7 +99,7 @@ namespace VocaluxeLib.Menu.SongMenu
                 if (value == base._PreviewNr)
                 {
                     if (!CBase.BackgroundMusic.IsPlaying() && value != -1)
-                        CBase.BackgroundMusic.PlayPreview();
+                        CBase.BackgroundMusic.Play();
                     return;
                 }
                 base._PreviewNr = value;

VocaluxeLib/Utils/Player/CSongPlayer.cs

@@ -39,28 +39,32 @@ namespace VocaluxeLib.Utils.Player
                 _VideoEnabled = value;
                 if (_VideoEnabled)
                     _LoadVideo();
-                else if (_Video != null)
+                else
-                    CBase.Video.Close(ref _Video);
+                    _CloseVideo();
             }
         }
+
         public int SongID
         {
             get { return _Song == null ? -1 : _Song.ID; }
         }
-        public bool SongHasVideo
-        {
-            get { return _Song != null && File.Exists(Path.Combine(_Song.Folder, _Song.VideoFileName)); }
-        }
 
-        public string ArtistAndTitle
+        public bool SongHasVideo
         {
             get
             {
-                if (_Song == null)
+                return _Song != null && !String.IsNullOrEmpty(_Song.Folder) && !String.IsNullOrEmpty(_Song.VideoFileName) &&
-                    return "";
+                       File.Exists(Path.Combine(_Song.Folder, _Song.VideoFileName));
-                if (_Song.Artist != "" && _Song.Title != "")
+            }
+        }
+
+        public override string ArtistAndTitle
+        {
+            get
+            {
+                if (_Song != null && !String.IsNullOrEmpty(_Song.Artist) && !String.IsNullOrEmpty(_Song.Title))
                     return _Song.Artist + " - " + _Song.Title;
-                return Path.GetFileNameWithoutExtension(_Song.MP3FileName);
+                return base.ArtistAndTitle;
             }
         }
 
@@ -69,26 +73,8 @@ namespace VocaluxeLib.Utils.Player
             get { return _Song == null ? CBase.Cover.GetNoCover() : _Song.CoverTextureBig; }
         }
 
-        public bool SongLoaded
-        {
-            get { return _StreamID != -1; }
-        }
-
         public CSongPlayer(bool loop = false) : base(loop) {}
 
-        public CSongPlayer(CSong song, bool loop = false, float position = 0f, bool autoplay = false)
-            : base(Path.Combine(song.Folder, song.MP3FileName), loop, position, autoplay)
-        {
-            _Song = song;
-            _LoadVideo();
-        }
-
-        public CSongPlayer(string file, bool loop = false, float position = 0f, bool autoplay = false)
-            : base(file, loop, position, autoplay)
-        {
-            _Song = null;
-        }
-
         public CTextureRef GetVideoTexture()
         {
             if (_Video == null || _Song == null)
@@ -110,49 +96,11 @@ namespace VocaluxeLib.Utils.Player
         public void Load(CSong song, float position = 0f, bool autoplay = false)
         {
             if (song == null)
-                return;
+                throw new ArgumentNullException("song");
 
-            Stop();
+            Load(song.GetMP3(), position, autoplay);
-
-            _Song = song;
-
-            Load(Path.Combine(song.Folder, song.MP3FileName), position, autoplay);
             _LoadVideo();
-
+            _Song = song;
-            if (autoplay)
-                Play();
-        }
-
-        public void LoadFile(string file, float position = 0f, bool autoplay = false)
-        {
-            if (String.IsNullOrEmpty(file))
-                return;
-
-            Stop();
-
-            Load(file, position, autoplay);
-        }
-
-        public override void Stop()
-        {
-            base.Stop();
-
-            _Song = null;
-
-            if (_Video != null)
-                CBase.Video.Close(ref _Video);
-        }
-
-        public override void TogglePause()
-        {
-            if (IsPlaying && _Video != null)
-            {
-                CBase.Video.Pause(_Video);
-                CBase.Video.Skip(_Video, CBase.Sound.GetPosition(_StreamID) + _FadeTime, _Song.VideoGap);
-            }
-            else if (_Video != null)
-                CBase.Video.Resume(_Video);
-            base.TogglePause();
         }
 
         private void _LoadVideo()
@@ -160,11 +108,13 @@ namespace VocaluxeLib.Utils.Player
             if (_Song == null)
                 return;
 
-            string videoFilePath = Path.Combine(_Song.Folder, _Song.VideoFileName);
+            if (_Video != null || !SongHasVideo)
-            if (_Video != null || String.IsNullOrEmpty(videoFilePath))
                 return;
+            string videoFilePath = Path.Combine(_Song.Folder, _Song.VideoFileName);
             _Video = CBase.Video.Load(videoFilePath);
-            CBase.Video.Skip(_Video, 0f, _Song.VideoGap); //Use gap, otherwhise we will overwrite position in GetVideoTexture
+            if (_Video == null)
+                return;
+
             _VideoFading = new CFading(0f, 1f, 3f);
 
             if (IsPlaying)
@@ -172,6 +122,57 @@ namespace VocaluxeLib.Utils.Player
                 CBase.Video.Skip(_Video, Position, _Song.VideoGap);
                 CBase.Video.Resume(_Video);
             }
+            else
+                CBase.Video.Skip(_Video, 0f, _Song.VideoGap);
+        }
+
+        public override bool Play()
+        {
+            if (!base.Play())
+                return false;
+
+            if (_Video != null)
+            {
+                CBase.Video.Skip(_Video, Position, _Song.VideoGap);
+                CBase.Video.Resume(_Video);
+            }
+            return true;
+        }
+
+        public override bool Pause()
+        {
+            if (!base.Pause())
+                return false;
+
+            if (_Video != null)
+                CBase.Video.Pause(_Video);
+            return true;
+        }
+
+        public override bool Stop()
+        {
+            if (!base.Stop())
+                return false;
+            if (_Video != null)
+            {
+                CBase.Video.Pause(_Video);
+                CBase.Video.Skip(_Video, 0f, _Song.VideoGap);
+            }
+            return true;
+        }
+
+        private void _CloseVideo()
+        {
+            if (_Video != null)
+                CBase.Video.Close(ref _Video);
+        }
+
+        public override void Close()
+        {
+            base.Close();
+
+            _Song = null;
+            _CloseVideo();
         }
     }
 }

VocaluxeLib/Utils/Player/CSoundPlayer.cs

@@ -15,58 +15,52 @@
 // along with Vocaluxe. If not, see <http://www.gnu.org/licenses/>.
 #endregion
 
+using System.IO;
+
 namespace VocaluxeLib.Utils.Player
 {
     public class CSoundPlayer
     {
         protected int _StreamID = -1;
-        protected int _Volume = 100;
-        protected float _StartPosition;
         protected readonly float _FadeTime = CBase.Settings.GetSoundPlayerFadeTime();
+        public string FilePath { get; private set; }
 
-        public int Volume
-        {
-            set
-            {
-                _Volume = value;
-                _ApplyVolume();
-            }
-            get { return _Volume; }
-        }
         public bool Loop;
 
+        /// <summary>
+        ///     Gets the current stream position or sets it
+        /// </summary>
         public float Position
         {
             set
             {
-                if (_StreamID == -1)
+                if (!SoundLoaded)
                     return;
-                _StartPosition = value;
+                CBase.Sound.SetPosition(_StreamID, value);
-            }
-            get
-            {
-                if (_StreamID == -1)
-                    return -1;
-                return CBase.Sound.GetPosition(_StreamID);
             }
+            get { return !SoundLoaded ? -1 : CBase.Sound.GetPosition(_StreamID); }
         }
 
         public float Length
         {
-            get
+            get { return !SoundLoaded ? -1 : CBase.Sound.GetLength(_StreamID); }
-            {
-                if (_StreamID == -1)
-                    return 0;
-                return CBase.Sound.GetLength(_StreamID);
-            }
         }
 
-        public bool RepeatSong;
+        public bool IsPlaying { get; private set; }
-        public bool IsPlaying { get; protected set; }
 
         public bool IsFinished
         {
-            get { return !RepeatSong && CBase.Sound.IsFinished(_StreamID); }
+            get { return !Loop && CBase.Sound.IsFinished(_StreamID); }
+        }
+
+        public bool SoundLoaded
+        {
+            get { return _StreamID != -1; }
+        }
+
+        public virtual string ArtistAndTitle
+        {
+            get { return string.IsNullOrEmpty(FilePath) ? "" : Path.GetFileNameWithoutExtension(FilePath); }
         }
 
         public CSoundPlayer(bool loop = false)
@@ -74,95 +68,97 @@ namespace VocaluxeLib.Utils.Player
             Loop = loop;
         }
 
-        public CSoundPlayer(string file, bool loop = false, float position = 0f, bool autoplay = false)
+        public void Load(string file, float position = -1f, bool autoplay = false)
         {
-            _StreamID = CBase.Sound.Load(file, false, true);
+            Close();
-            if (position > 0f)
-                Position = position;
-            Loop = loop;
-            if (autoplay)
-                Play();
-        }
-
-        public void Load(string file, float position = 0f, bool autoplay = false)
-        {
-            if (IsPlaying)
-                Stop();
 
             _StreamID = CBase.Sound.Load(file, false, true);
-            if (position > 0f)
+            if (_StreamID < 0)
-                Position = position;
-            if (autoplay)
-                Play();
-        }
-
-        public void Play()
-        {
-            if (_StreamID == -1 || IsPlaying)
                 return;
+            FilePath = file;
+            if (position > 0f)
+                Position = position;
+            if (autoplay)
+                Play();
+        }
+
+        /// <summary>
+        ///     Starts or resumes the player
+        /// </summary>
+        /// <returns>True if state changed, false if nothing loaded or already playing</returns>
+        public virtual bool Play()
+        {
+            if (!SoundLoaded || IsPlaying)
+                return false;
 
-            CBase.Sound.SetPosition(_StreamID, _StartPosition);
             CBase.Sound.SetStreamVolume(_StreamID, 0);
-            CBase.Sound.Fade(_StreamID, Volume, _FadeTime);
+            CBase.Sound.Fade(_StreamID, 100, _FadeTime);
             CBase.Sound.Play(_StreamID);
             IsPlaying = true;
+            return true;
         }
 
-        public virtual void TogglePause()
+        /// <summary>
+        ///     Pauses the player
+        /// </summary>
+        /// <returns>True if state changed, false if nothing loaded or already paused</returns>
+        public virtual bool Pause()
         {
-            if (_StreamID == -1)
+            if (!SoundLoaded || CBase.Sound.IsPaused(_StreamID))
-                return;
+                return false;
 
-            if (IsPlaying)
+            CBase.Sound.Fade(_StreamID, 0, _FadeTime, EStreamAction.Pause);
-                CBase.Sound.Fade(_StreamID, 0, _FadeTime, EStreamAction.Pause);
+            IsPlaying = false;
-            else
+            return true;
-            {
-                CBase.Sound.Fade(_StreamID, Volume, _FadeTime);
-                CBase.Sound.Play(_StreamID);
-            }
-
-            IsPlaying = !IsPlaying;
         }
 
-        public virtual void Stop()
+        /// <summary>
+        ///     Stops the player (no playback and position is set to start)
+        /// </summary>
+        /// <returns>True if playback was stopped</returns>
+        public virtual bool Stop()
         {
-            if (_StreamID == -1 || !IsPlaying)
+            if (!SoundLoaded)
+                return false;
+
+            CBase.Sound.Fade(_StreamID, 0, _FadeTime, EStreamAction.Stop);
+            IsPlaying = false;
+            return true;
+        }
+
+        public virtual void Close()
+        {
+            if (!SoundLoaded)
                 return;
 
             CBase.Sound.Fade(_StreamID, 0, _FadeTime, EStreamAction.Close);
             _StreamID = -1;
-
+            FilePath = "";
             IsPlaying = false;
         }
 
         public void Update()
         {
-            if (_StreamID == -1 || !IsPlaying)
+            if (!IsPlaying)
                 return;
 
+            bool finished = CBase.Sound.IsFinished(_StreamID);
+            if (Loop)
+            {
+                if (finished)
+                {
+                    // Restart
+                    Stop();
+                    Play();
+                }
+                return;
+            }
+
             float len = CBase.Sound.GetLength(_StreamID);
             float timeToPlay = (len > 0f) ? len - CBase.Sound.GetPosition(_StreamID) : _FadeTime + 1f;
 
-            bool finished = CBase.Sound.IsFinished(_StreamID);
             if (timeToPlay <= _FadeTime || finished)
-            {
+                Stop();
-                if (RepeatSong)
-                {
-                    //Set to false for restarting
-                    IsPlaying = false;
-                    Play();
-                }
-                else
-                    Stop();
-            }
-        }
-
-        private void _ApplyVolume()
-        {
-            if (_StreamID == -1)
-                return;
-
-            CBase.Sound.SetStreamVolume(_StreamID, Volume);
         }
     }
 }

VocaluxeLib/Xml/CXmlSerializer.cs

@@ -63,7 +63,7 @@ namespace VocaluxeLib.Xml
         /// <param name="type">Type of the value</param>
         /// <param name="value">Object to write</param>
         /// <param name="isAttribute">When true, value will be written as an attribute to the currently open node, otherwhise it will create a new node</param>
-        /// <param name="arrayItemName">>Name of the sub nodes for array types(Array,List,Dictionary), can be set by XmlArrayItemAttribute and defaults to the type name</param>
+        /// <param name="arrayItemName">Name of the sub nodes for array types(Array,List,Dictionary), can be set by XmlArrayItemAttribute and defaults to the type name</param>
         /// <param name="nameAttribute">If set, an attribute 'name' with this value will be written</param>
         private void _WriteValue(XmlWriter writer, string name, Type type, object value, bool isAttribute, string arrayItemName = null, string nameAttribute = null)
         {
@@ -165,8 +165,14 @@ namespace VocaluxeLib.Xml
                 if (field.IsEmbeddedList)
                 {
                     IEnumerable values = (IEnumerable)value;
+                    bool empty = true;
                     foreach (object subValue in values)
+                    {
                         _WriteValue(writer, field.Name, field.SubType, subValue, field.IsAttribute);
+                        empty = false;
+                    }
+                    if (empty && _WriteDefaults)
+                        writer.WriteElementString(field.Name, "");
                 }
                 else if (field.IsByteArray)
                     writer.WriteElementString(field.Name, Convert.ToBase64String((byte[])value));

VocaluxeTests/XmlSerializerTest.cs

@@ -301,6 +301,11 @@ namespace VocaluxeTests
   <I>2</I>
   <J>3</J>
 </root>";
+        private const string _XmlListEmb4 = _Head + @"<root>
+  <I>2</I>
+  <Entry />
+  <J>3</J>
+</root>";
 
         [TestMethod]
         public void TestListEmbedded()
@@ -321,6 +326,10 @@ namespace VocaluxeTests
             Assert.AreEqual(foo.Ints.Count, 0, "Deserialization failed");
             res = ser.Serialize(foo);
             Assert.AreEqual(_XmlListEmb3, res, "Serialization failed");
+            ser = new CXmlSerializer(true);
+            foo.Ints.Clear();
+            res = ser.Serialize(foo);
+            Assert.AreEqual(_XmlListEmb4, res, "Serialization failed");
             _AssertFail<SListEmb, CXmlException>(_Empty);
         }
 
@@ -343,6 +352,10 @@ namespace VocaluxeTests
             Assert.AreEqual(foo.Ints.Length, 0, "Deserialization failed");
             res = ser.Serialize(foo);
             Assert.AreEqual(_XmlListEmb3, res, "Serialization failed");
+            ser = new CXmlSerializer(true);
+            foo.Ints = new SEntry[0];
+            res = ser.Serialize(foo);
+            Assert.AreEqual(_XmlListEmb4, res, "Serialization failed");
             _AssertFail<SArrayEmb, CXmlException>(_Empty);
         }