Added preview-player which is used for playing preview in song-menu.

Vocaluxe/Base/CConfig.cs

@@ -263,6 +263,8 @@ namespace Vocaluxe.Base
             xmlReader.TryGetEnumValue("//root/Sound/BackgroundMusicUseStart", ref BackgroundMusicUseStart);
             xmlReader.TryGetIntValueRange("//root/Sound/PreviewMusicVolume", ref _PreviewMusicVolume);
             xmlReader.TryGetIntValueRange("//root/Sound/GameMusicVolume", ref _GameMusicVolume);
+
+            CPreviewPlayer.UpdateVolume();
             #endregion Sound
 
             #region Game

Vocaluxe/Base/CMain.cs

@@ -51,11 +51,12 @@ namespace Vocaluxe.Base
         private static readonly IDataBase _DataBase = new CBdataBase();
         private static readonly IControllers _Controller = new CBcontrollers();
         private static readonly IPlaylist _Playlist = new CBplaylist();
+        private static readonly IPreviewPlayer _PreviewPlayer = new CBpreviewPlayer();
 
         public static void Init()
         {
             CBase.Assign(_Config, _Settings, _Theme, _Log, _BackgroundMusic, _Draw, _Graphics, _Fonts, _Language,
-                         _Game, _Profiles, _Record, _Songs, _Video, _Sound, _Cover, _DataBase, _Controller, _Playlist);
+                         _Game, _Profiles, _Record, _Songs, _Video, _Sound, _Cover, _DataBase, _Controller, _Playlist, _PreviewPlayer);
         }
     }
 
@@ -960,4 +961,47 @@ namespace Vocaluxe.Base
             return CPlaylists.GetSong(playlistID, songIndex);
         }
     }
+
+    class CBpreviewPlayer : IPreviewPlayer
+    {
+        public void Play(float start = -1)
+        {
+            CPreviewPlayer.Play();
+        }
+
+        public void Load(CSong song, float start = 0f)
+        {
+            CPreviewPlayer.Load(song, start);
+        }
+
+        public void Stop()
+        {
+            CPreviewPlayer.Stop();
+        }
+
+        public void Pause()
+        {
+            CPreviewPlayer.Pause();
+        }
+
+        public CTexture GetCover()
+        {
+            return CPreviewPlayer.Cover;
+        }
+
+        public CTexture GetVideoTexture()
+        {
+            return CPreviewPlayer.VideoTexture;
+        }
+
+        public bool IsPlaying()
+        {
+            return CPreviewPlayer.IsPlaying;
+        }
+
+        public float GetLength()
+        {
+            return CPreviewPlayer.Length;
+        }
+    }
 }

Vocaluxe/Base/CPreviewPlayer.cs

@@ -0,0 +1,69 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+using VocaluxeLib.Utils.Player;
+using VocaluxeLib.Draw;
+using VocaluxeLib.Songs;
+
+namespace Vocaluxe.Base
+{
+    public static class CPreviewPlayer
+    {
+        private static CSongPlayer _Player = new CSongPlayer(true);
+
+        public static CTexture VideoTexture
+        {
+            get { return _Player.GetVideoTexture(); }
+        }
+
+        public static CTexture Cover
+        {
+            get { return _Player.Cover; }
+        }
+
+        public static bool IsPlaying
+        {
+            get { return _Player.IsPlaying; }
+        }
+
+        public static float Length
+        {
+            get { return _Player.Length; }
+        }
+
+        public static void Load(CSong song, float start = 0f)
+        {
+            if (song == null)
+                return;
+
+            if (start == 0f)
+                start = song.Preview.StartTime;
+
+            _Player.Load(song, start);
+        }
+
+        public static void Play(float start = -1)
+        {
+            if (start > -1)
+                _Player.Position = start;
+            _Player.Play();
+        }
+
+        public static void Pause()
+        {
+            _Player.TogglePause();
+        }
+
+        public static void Stop()
+        {
+            _Player.Stop();
+        }
+
+        public static void UpdateVolume()
+        {
+            _Player.Volume = CConfig.PreviewMusicVolume;
+        }
+    }
+}

Vocaluxe/Vocaluxe.csproj

@@ -217,6 +217,7 @@
   <ItemGroup>
     <Compile Include="Base\CBackgroundMusic.cs" />
     <Compile Include="Base\CPlaylistElement.cs" />
+    <Compile Include="Base\CPreviewPlayer.cs" />
     <Compile Include="Base\CRecord.cs" />
     <Compile Include="COSFunctions.cs" />
     <Compile Include="Lib\Database\CCoverDB.cs" />

VocaluxeLib/CBasic.cs

@@ -38,10 +38,12 @@ namespace VocaluxeLib
         public static IDataBase DataBase;
         public static IControllers Controller;
         public static IPlaylist Playlist;
+        public static IPreviewPlayer PreviewPlayer;
 
         public static void Assign(IConfig config, ISettings settings, ITheme theme, ILog log, IBackgroundMusic backgroundMusic,
                                   IDrawing draw, IGraphics graphics, IFonts fonts, ILanguage language, IGame game, IProfiles profiles, IRecording record,
-                                  ISongs songs, IVideo video, ISound sound, ICover cover, IDataBase dataBase, IControllers controller, IPlaylist playlist)
+                                  ISongs songs, IVideo video, ISound sound, ICover cover, IDataBase dataBase, IControllers controller, IPlaylist playlist,
+                                  IPreviewPlayer previewPlayer)
         {
             Config = config;
             Settings = settings;
@@ -62,6 +64,7 @@ namespace VocaluxeLib
             DataBase = dataBase;
             Controller = controller;
             Playlist = playlist;
+            PreviewPlayer = previewPlayer;
         }
     }
 }

VocaluxeLib/IBasic.cs

@@ -315,4 +315,17 @@ namespace VocaluxeLib
         int GetSongCount(int playlistID);
         CPlaylistSong GetSong(int playlistID, int songIndex);
     }
+
+    public interface IPreviewPlayer
+    {
+        void Play(float start = -1);
+        void Load(CSong song, float start = 0f);
+        void Stop();
+        void Pause();
+        CTexture GetCover();
+        CTexture GetVideoTexture();
+        bool IsPlaying();
+        float GetLength();
+
+    }
 }

VocaluxeLib/Menu/SongMenu/CSongMenuFramework.cs

@@ -121,12 +121,6 @@ namespace VocaluxeLib.Menu.SongMenu
             }
         }
 
-        protected int _PreviewSongStream { get; private set; }
-
-        protected int _PreviewVideoStream { get; private set; }
-        private CFading _VideoFading;
-        protected CTexture _Vidtex;
-
         private SColorF _ColorInternal;
         protected SColorF _Color
         {
@@ -160,8 +154,6 @@ namespace VocaluxeLib.Menu.SongMenu
         {
             Visible = true;
             _PartyModeID = partyModeID;
-            _PreviewVideoStream = -1;
-            _PreviewSongStream = -1;
             _Theme = new SThemeSongMenu
                 {
                     SongMenuTileBoard =
@@ -354,7 +346,7 @@ namespace VocaluxeLib.Menu.SongMenu
         {
             if (!_Initialized)
                 return;
-
+            /*
             if (_PreviewSongStream == -1 || _PreviewVideoStream == -1)
                 return;
 
@@ -380,7 +372,7 @@ namespace VocaluxeLib.Menu.SongMenu
                             _VideoFading = null;
                     }
                 }
-            }
+            }*/
         }
 
         public virtual void OnShow() {}
@@ -399,8 +391,8 @@ namespace VocaluxeLib.Menu.SongMenu
             if (!_Initialized || !Visible)
                 return;
 
-            if (_PreviewVideoStream != -1)
+            if (CBase.PreviewPlayer.IsPlaying())
-                CBase.Drawing.DrawTexture(_Vidtex, new SRectF(0, 0, 1280, 720, 0));
+                CBase.Drawing.DrawTexture(CBase.PreviewPlayer.GetVideoTexture(), new SRectF(0, 0, 1280, 720, 0));
         }
 
         public bool IsMouseOverSelectedSong(SMouseEvent mEvent)
@@ -509,44 +501,23 @@ namespace VocaluxeLib.Menu.SongMenu
             if (song == null)
                 return;
 
-            //TODO: Using prescan here causes Vocaluxe to hang a bit on loading the song but we need the length below
+            CBase.PreviewPlayer.Load(song);
-            _PreviewSongStream = CBase.Sound.Load(Path.Combine(song.Folder, song.MP3FileName), true, true);
 
             float startposition = song.Preview.StartTime;
-            float length = CBase.Sound.GetLength(_PreviewSongStream);
+
+            float length = CBase.PreviewPlayer.GetLength();
 
             if (song.Preview.Source == EDataSource.None)
                 startposition = length / 4f;
             else if (startposition > length - 5f)
                 startposition = Math.Max(0f, Math.Min(length / 4f, length - 5f));
 
-            CBase.Sound.SetPosition(_PreviewSongStream, startposition);
+            CBase.PreviewPlayer.Play(startposition);
-            CBase.Sound.Play(_PreviewSongStream);
-            CBase.Sound.SetStreamVolume(_PreviewSongStream, 0f);
-            CBase.Sound.Fade(_PreviewSongStream, 100f, 3f);
-
-            if (song.VideoFileName != "" && CBase.Config.GetVideoPreview() == EOffOn.TR_CONFIG_ON)
-            {
-                _PreviewVideoStream = CBase.Video.Load(Path.Combine(song.Folder, song.VideoFileName));
-                if (_PreviewVideoStream == -1)
-                    return;
-                CBase.Video.SetLoop(_PreviewVideoStream);
-                CBase.Video.Skip(_PreviewVideoStream, startposition, song.VideoGap);
-                _VideoFading = new CFading(0f, 1f, 3f);
-            }
         }
 
         protected void _ResetPreview()
         {
-            if (_PreviewSongStream >= 0)
+            CBase.PreviewPlayer.Stop();
-                CBase.Sound.Fade(_PreviewSongStream, 0f, 0.75f, EStreamAction.Close);
-
-            _PreviewSongStream = -1;
-
-            CBase.Video.Close(_PreviewVideoStream);
-            _PreviewVideoStream = -1;
-
-            CBase.Drawing.RemoveTexture(ref _Vidtex);
         }
 
         #region ThemeEdit

VocaluxeLib/Menu/SongMenu/CSongMenuTileBoard.cs

@@ -179,7 +179,7 @@ namespace VocaluxeLib.Menu.SongMenu
             if (songOptions.Selection.RandomOnly)
                 _PreviewNr = _SelectionNr;
 
-            if (_Length < 0 && CBase.Songs.IsInCategory() && CBase.Sound.GetLength(_PreviewSongStream) > 0)
+            if (_Length < 0 && CBase.Songs.IsInCategory() && CBase.PreviewPlayer.GetLength() > 0)
                 _UpdateLength(CBase.Songs.GetVisibleSong(_PreviewNr));
         }
 
@@ -244,7 +244,7 @@ namespace VocaluxeLib.Menu.SongMenu
         {
             if (song == null)
                 return;
-            float time = CBase.Sound.GetLength(_PreviewSongStream);
+            float time = CBase.PreviewPlayer.GetLength();
             if (Math.Abs(song.Finish) > 0.001)
                 time = song.Finish;
 
@@ -462,18 +462,20 @@ namespace VocaluxeLib.Menu.SongMenu
 
             _TextBG.Draw();
 
-            if (_Vidtex != null && _PreviewVideoStream != -1)
+            CTexture vidtex = CBase.PreviewPlayer.GetVideoTexture();
+
+            if (vidtex != null)
             {
-                if (_Vidtex.Color.A < 1)
+                if (vidtex.Color.A < 1)
                     _CoverBig.Draw(EAspect.Crop);
                 var bounds = new RectangleF(_CoverBig.Rect.X, _CoverBig.Rect.Y, _CoverBig.Rect.W, _CoverBig.Rect.H);
                 RectangleF rect;
-                CHelper.SetRect(bounds, out rect, _Vidtex.OrigAspect, EAspect.Crop);
+                CHelper.SetRect(bounds, out rect, vidtex.OrigAspect, EAspect.Crop);
                 var vidRect = new SRectF(rect.X, rect.Y, rect.Width, rect.Height, _CoverBig.Rect.Z);
                 var vidRectBounds = new SRectF(bounds.X, bounds.Y, bounds.Width, bounds.Height, 0f);
 
-                CBase.Drawing.DrawTexture(_Vidtex, vidRect, _Vidtex.Color, vidRectBounds);
+                CBase.Drawing.DrawTexture(vidtex, vidRect, vidtex.Color, vidRectBounds);
-                CBase.Drawing.DrawTextureReflection(_Vidtex, vidRect, _Vidtex.Color, vidRectBounds, _CoverBig.ReflectionSpace, _CoverBig.ReflectionHeight);
+                CBase.Drawing.DrawTextureReflection(vidtex, vidRect, vidtex.Color, vidRectBounds, _CoverBig.ReflectionSpace, _CoverBig.ReflectionHeight);
             }
             else
                 _CoverBig.Draw(EAspect.Crop);

VocaluxeLib/Utils/Player/CSoundPlayer.cs

@@ -38,6 +38,16 @@ namespace VocaluxeLib.Utils.Player
             }
         }
 
+        public float Length
+        {
+            get
+            {
+                if (_StreamID == -1)
+                    return 0;
+                return CBase.Sound.GetLength(_StreamID);
+            }
+        }
+
         public bool RepeatSong;
         public bool IsPlaying { get; private set; }
 

VocaluxeLib/VocaluxeLib.csproj

@@ -135,6 +135,7 @@
     <Compile Include="PartyModes\IPartyMode.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Utils\CWavFile.cs" />
+    <Compile Include="Utils\Player\CPreviewPlayer.cs" />
     <Compile Include="Utils\Player\CSongPlayer.cs" />
     <Compile Include="Utils\Player\CSoundPlayer.cs" />
   </ItemGroup>