202508111732

調整開包廂計算關包廂時間
調整寫法

DBObj/Artist.cs

@@ -15,12 +15,9 @@ namespace DBObj
             NameSimplified=nameSimplified;
         }
         public string getName(bool IsSimplified=false) { return IsSimplified ? NameSimplified : Name; }
-        public string getName() {return Name;}
+        public string getName() => Name;
+
+        public override string ToString() => $"Name: {Name}";
         
-        public override string ToString()
-        {
-            //return $"Name: {Name}, Phonetic: {Phonetic}, Category: {Category}, Strokes: {Strokes}";
-            return $"Name: {Name}";
-        }
     }
 }

DBObj/MyDB.cs

@@ -119,53 +119,22 @@ namespace DBObj
             }
             return dict;
         }
-        public void moveNext()
+        public void moveNext() => cursor++;
-        {
+        public void movePrevious() => cursor--;
-            cursor++;
+        public void move(int index) => cursor = index;
-        }
+        public void moveFirst() => cursor = 0;
-        public void movePrevious()
+        public void moveEnd() => cursor = table.Rows.Count - 1;
-        {
+        public bool bof() => (cursor < 0) || (table.Rows.Count == 0);
-            cursor--;
+        public bool eof() => cursor > table.Rows.Count - 1;
-        }
-        public void move(int index)
-        {
-            cursor = index;
-        }
-        public void moveFirst()
-        {
-            cursor = 0;
-        }
-        public void moveEnd()
-        {
-            cursor = table.Rows.Count - 1;
-        }
-        public bool bof()
-        {
-            return (cursor < 0) || (table.Rows.Count == 0);
-        }
-        public bool eof()
-        {
-            return cursor > table.Rows.Count - 1;
-        }
         public bool Read()
         {
             if (eof()) return false;
             moveNext();
             return !eof();
         }
-        public int recordCount()
+        public int recordCount() => table.Rows.Count;
-        {
+        public bool found() => table.Rows.Count > 0;
-            return table.Rows.Count;
+        public void clear() => table.Clear();
-        }
-        public bool found()
-        {
-            return table.Rows.Count > 0;
-        }
-        public void clear()
-        {
-            table.Clear();
-        }
-
         
         // INSERT / UPDATE / DELETE 方法
         public int ExecuteNonQuery(string query, MySqlParameter[] parameters)

DBObj/Song.cs

@@ -17,10 +17,10 @@ namespace DBObj
             FileName=filename;
             HumanVoice =humanVoice;
         }
-        public string getNumber() {return Number;}
+        public string getNumber() => Number;
-        public string getName(bool IsSimplified) {return IsSimplified ? Name_Simplified : Name;}
+        public string getName(bool IsSimplified) => IsSimplified ? Name_Simplified : Name;
-        public string getName() { return Name;}
+        public string getName() =>Name;
-        public string getFileName() { return FileName;}
+        public string getFileName() => FileName;
-        public int getHumanVoice() { return HumanVoice;}
+        public int getHumanVoice() => HumanVoice;
     }
 }

DBObj/SongData.cs

@@ -20,14 +20,9 @@ namespace DBObj
         public SongData(string songNumber, string song, string artistA, string artistB, string filename, string artistASimplified, string artistBSimplified, string songSimplified, int humanVoice)
         {
             basic=new(songNumber,song,songSimplified,filename,humanVoice);
-            A= new Artist(artistA, artistASimplified);
+            A = new Artist(artistA, artistASimplified);
-            if(!artistB.Equals("")){
+            B = !artistB.Equals("") ? new Artist(artistB, artistBSimplified) : null;
-                B = new Artist(artistB, artistBSimplified);
+            isPublicSong = false;
-            } else
-            {
-                B = null;
-            }
-                isPublicSong = false;
         }
         public SongData(SongData value,PlayState s){
             basic = value.getBasic();
@@ -39,15 +34,15 @@ namespace DBObj
         public Artist getA() => A;
         public Artist getB() => B;
 
-        public string getNumber() {return basic.getNumber();}
+        public string getNumber() => basic.getNumber();
-        public string getName(bool IsSimplified=false) { return basic.getName(IsSimplified); }
+        public string getName(bool IsSimplified=false) => basic.getName(IsSimplified);
-        public string getName() { return basic.getName();}
+        public string getName() => basic.getName();
-        public string getArtist_A(bool IsSimplified) { return A.getName(IsSimplified); }
+        public string getArtist_A(bool IsSimplified) => A.getName(IsSimplified);
-        public string getArtist_A() { return A.getName();}
+        public string getArtist_A() => A.getName();
-        public string getArtist_B(bool IsSimplified) { return B.getName(IsSimplified); }
+        public string getArtist_B(bool IsSimplified) => B.getName(IsSimplified);
-        public string getArtist_B() { return B.getName();}
+        public string getArtist_B() => B.getName();
-        public int getNameLength() { return basic.getName().Length; }
+        public int getNameLength() =>basic.getName().Length; 
-        public string getFileName() {return basic.getFileName();}
+        public string getFileName() => basic.getFileName();
         public string next_song_text()
         {
             var str = (state == PlayState.InsertPlayback) ? GetStateTxt(false) : "";
@@ -101,26 +96,21 @@ namespace DBObj
             }
             return null; // 找不到就回原本的 filename，不加路徑
         }
-        public Color GetStateColor(){
+        public Color GetStateColor() => state switch
-            Color c = Color.White;
+        {
-            if (state == PlayState.Played) c = Color.Gray;//Color.FromArgb(200, 75, 125); // 播畢顏色：紫紅色
+            PlayState.Played         => Color.Gray,
-            else if (state == PlayState.Skipped)c = Color.Gray;
+            PlayState.Skipped        => Color.Gray,
-            else if (state == PlayState.NoFile)c = Color.Gray;
+            PlayState.NoFile         => Color.Gray,
-            else if (state == PlayState.Playing)c = Color.LimeGreen;
+            PlayState.Playing        => Color.LimeGreen,
-            else if (state == PlayState.InsertPlayback)c = Color.Gold;
+            PlayState.InsertPlayback => Color.Gold,
-            return c;
+            _                        => Color.White
-        }
+        };
-        public string GetStateTxt(bool IsSimplified){
+        public string GetStateTxt(bool IsSimplified) => (state==PlayState.NotPlayed)?"":$"({state.GetDescription(IsSimplified)})";
-            return (state==PlayState.NotPlayed)?"":$"({state.GetDescription(IsSimplified)})";
-        }
         public void SetState(PlayState s) => state = s;
 
-        public PlayState GetState()
+        public PlayState GetState() => state;
-        {
-            return state;
-        }
        
-        public int getHumanVoice() { return basic.getHumanVoice(); }
+        public int getHumanVoice() => basic.getHumanVoice();
         public override string ToString()
         {
             return  String.Format("{0}  {1}", basic.getName(),state.GetDescription() );

DBObj/SongList.cs

@@ -162,7 +162,6 @@ namespace DBObj
         }
         public static void clearSong()
         {
-
             isWelcome = true;
             not_played.Clear();
             played.Clear();

OverlayFormObj/OverlayForm.cs

@@ -38,7 +38,6 @@ namespace OverlayFormObj
         private int topMargin;
         private int bottomMargin;
         public static System.Windows.Forms.Timer displayTimer = new System.Windows.Forms.Timer();
-        public static System.Timers.Timer songDisplayTimer = new System.Timers.Timer();
         public static System.Timers.Timer unifiedTimer;
         private System.Windows.Forms.Timer stickerTimer1 = new System.Windows.Forms.Timer();
         private System.Windows.Forms.Timer stickerTimer2 = new System.Windows.Forms.Timer();
@@ -360,12 +359,6 @@ namespace OverlayFormObj
             displayTimer.Interval = 15000; 
             displayTimer.Tick += DisplayTimer_Tick;
 
-            songDisplayTimer = new System.Timers.Timer(30000); 
-            songDisplayTimer.Elapsed += new ElapsedEventHandler(SongDisplayTimer_Elapsed);
-            songDisplayTimer.AutoReset = true;
-            songDisplayTimer.Enabled = true;
-
-
             unifiedTimer = new System.Timers.Timer(15000);
             
             unifiedTimer.Elapsed += new ElapsedEventHandler(UnifiedTimer_Elapsed);
@@ -416,35 +409,6 @@ namespace OverlayFormObj
             displayTimer.Stop(); // 停止计时器
         }
 
-        // 當 songDisplayTimer 計時完成時會呼叫此函式
-        private static void SongDisplayTimer_Elapsed(object sender, EventArgs e)
-        {
-            // 檢查是否需要跨執行緒操作 UI 控制項
-            if (MainForm.InvokeRequired)
-            {
-                // 如果目前不在 UI 執行緒上，必須透過 Invoke 安全執行 UI 更新邏輯
-                Console.WriteLine("SongDisplayTimer_Tick invoked on UI thread.");
-
-                MainForm.BeginInvoke(new Action(() =>
-                {
-                    if (MainForm.topLeftLabel != null)
-                        MainForm.topLeftLabel.Visible = true;
-                }));
-            }
-            else
-            {
-                // 如果已經在 UI 執行緒，就直接更新 UI 控制項
-                Console.WriteLine("SongDisplayTimer_Tick invoked on background thread.");
-                //MainForm.songDisplayLabel.Text = "";  
-                MainForm.topLeftLabel.Visible = true;
-            }
-
-            // 停止計時器，避免重複觸發
-            songDisplayTimer.Stop(); 
-        }
-
-
-
         private readonly object _lockObject = new object();
         private bool _handlingTimeout = false;
         private async void UnifiedTimer_Elapsed(object sender, EventArgs e)

PrimaryFormParts/PrimaryForm.cs

@@ -175,7 +175,6 @@ namespace DualScreenDemo
 
         private PictureBox serviceBellPictureBox;  // 添加为类成员变量
         private Timer autoRefreshTimer;
-        private TimeSpan remainingTime;
         private Timer timerCountdown;
         string Rtime;
 
@@ -232,7 +231,7 @@ namespace DualScreenDemo
             timerCountdown = new Timer();
             timerCountdown.Interval = 1000; // 1 second
             timerCountdown.Tick += TimerCountdown_Tick;
-
+            timerCountdown.Start();
         }
 
         // 添加 DPI 感知支持
@@ -252,18 +251,10 @@ namespace DualScreenDemo
             }
         }
 
-
-        public void RoomTimeStart()
-        {
-            //DateTime now = DateTime.Now;
-            //DateTime tenMinutesLater = now.AddMinutes(120);
-            //remainingTime = tenMinutesLater - now;
-            remainingTime = Program.room.timePeriod;
-            timerCountdown.Start();
-        }
-
         private async void TimerCountdown_Tick(object sender, EventArgs e)
         {
+            TimeSpan remainingTime = Program.room.getTimeSpan();
+
             if (remainingTime.TotalSeconds > 0)
             {
                 remainingTime = remainingTime.Subtract(TimeSpan.FromSeconds(1));

Program.cs

@@ -13,7 +13,7 @@ namespace DualScreenDemo
         private static PrimaryForm primaryForm; // 儲存實例的參考
         public static Room room = new Room();
 
-        public static string verSion = "Server V2.8 202508081823";
+        public static string verSion = "Server V2.8 202508111732";
 
         [STAThread]
         static void Main()

Room.cs

@@ -13,7 +13,6 @@ namespace DualScreenDemo
         private string State = "error";
         private DateTime? startedAt;
         private DateTime? endedAt;
-        public TimeSpan timePeriod;
         
         public Room()
         {
@@ -47,14 +46,13 @@ namespace DualScreenDemo
                     var Statedb = db.Field<string>("status");
                     startedAt = ParseTime(db.Field<string>("started_at"));
                     endedAt = ParseTime(db.Field<string>("ended_at"));
-                    timePeriod = (TimeSpan)(endedAt - DateTime.Now);
-                    PrimaryForm.Instance.RoomTimeStart();
                     if (Statedb.Equals("maintain")) { Statedb = "active"; }
                     return Statedb;
                 }
             }
             return "error";
         }
+        public TimeSpan getTimeSpan() => (endedAt!=null && endedAt.HasValue) ?(TimeSpan)(endedAt.Value - DateTime.Now):TimeSpan.Zero;
         public void setDB(string value)
         {
             using (var db = new MyDB())
@@ -72,13 +70,9 @@ namespace DualScreenDemo
         {
             string StateDB=getDB();
             if (!StateDB.Equals(State))
-            {
                 State = StateDB;
-            }
             else
-            {
                 return;
-            }
             
             string marqueeMessage = "歡迎使用超級巨星歡唱，與你共度美好時光。";
             Color c = Color.White;
@@ -119,14 +113,9 @@ namespace DualScreenDemo
                 return dt;
             return null;
         }
-        public bool IsClose()
+        public bool IsClose() => State.Equals("closed");
-        {
+        
-            return State.Equals("closed");
+        public bool IsOpen() => State.Equals("active");
-        }
-        public bool IsOpen()
-        {
-            return State.Equals("active");
-        }
         
     }
     

Services/MediaService.cs

@@ -8,63 +8,12 @@ namespace DualScreenDemo.Services
     {
         public IGraphBuilder graphBuilder;
         private IMediaControl mediaControl;
-        private IBaseFilter videoRenderer;
+        public IBaseFilter renderer;
+        //private IBaseFilter audioRenderer;
         private IBaseFilter lavSplitter;
-        private IBaseFilter lavVideoDecoder;
+        public int Run() => (mediaControl != null) ? mediaControl.Run() : 0;
-        private IBaseFilter lavAudioDecoder;
+        public int Stop() => (mediaControl != null) ? mediaControl.Stop() : 0;
-        private IPin outputPin;
+        public int Pause() => (mediaControl != null) ? mediaControl.Pause() : 0;
-        private IBaseFilter audioRenderer;
-        private IVideoWindow videoWindow;
-
-
-        public int Run()
-        {
-            if (mediaControl != null)
-                return mediaControl.Run();
-            else
-                return 0;
-        }
-        public int Stop()
-        {
-            if (mediaControl != null)
-                return mediaControl.Stop();
-            else
-                return 0;
-
-        }
-        public int Pause()
-        {
-            if (mediaControl != null)
-                return mediaControl.Pause();
-            else
-                return 0;
-        }
-        public void VideoPlayerFormClosing()
-        {
-            if (videoWindow != null)
-            {
-                videoWindow.put_Visible(OABool.False);
-                videoWindow.put_Owner(IntPtr.Zero);
-                Marshal.ReleaseComObject(videoWindow);
-                videoWindow = null;
-            }
-        }
-        public void StopAndReleaseResources()
-        {
-            if (mediaControl != null)
-            {
-                mediaControl.Stop();
-                SafeRelease(ref mediaControl);
-            }
-            SafeRelease(ref videoWindow);
-            SafeRelease(ref videoRenderer);
-            SafeRelease(ref lavAudioDecoder);
-            SafeRelease(ref outputPin);
-            SafeRelease(ref lavVideoDecoder);
-            SafeRelease(ref lavSplitter);
-            SafeRelease(ref graphBuilder);
-            
-        }
         public bool isAtEnd()
         {
             bool isAtEnd = false;
@@ -92,42 +41,22 @@ namespace DualScreenDemo.Services
             }
             return isAtEnd;
         }
-        public void RenderMediaFile(string filePath, nint Handle, int Width, int Height)
+        public void RenderMediaFile(string filePath)
         {
-            StopAndReleaseResources();
+            Stop();
-            if (videoWindow != null) videoWindow.put_Visible(OABool.False);
+            SafeRelease(ref renderer);
+            SafeRelease(ref lavSplitter);
+            SafeRelease(ref graphBuilder);
+            
             int hr = 0;
             graphBuilder = (IGraphBuilder)new FilterGraph();
-            if (graphBuilder == null)
-            {
-                Console.WriteLine("Failed to create FilterGraph");
-                throw new Exception("Failed to create FilterGraph");
-            }
             try
             {
                 lavSplitter = AddFilterByClsid(graphBuilder, "LAV Splitter", Clsid.LAVSplitter);
-                lavVideoDecoder = AddFilterByClsid(graphBuilder, "LAV Video Decoder", Clsid.LAVVideoDecoder);
+                AddFilterByClsid(graphBuilder, "LAV Video Decoder", Clsid.LAVVideoDecoder);
-                lavAudioDecoder = AddFilterByClsid(graphBuilder, "LAV Audio Decoder", Clsid.LAVAudioDecoder);
+                renderer = AddFilterByClsid(graphBuilder, "Secondary Video Renderer", Clsid.VideoRenderer);
-                outputPin = FindPin(lavAudioDecoder, "Output");
+                //audioRenderer = AddFilterByClsid(graphBuilder, "Default DirectSound Device", Clsid.AudioRenderer);
-                videoRenderer = AddFilterByClsid(graphBuilder, "Secondary Video Renderer", Clsid.VideoRenderer);
-                if (videoRenderer == null)
-                {
-                    Console.WriteLine("Failed to initialize Secondary Video Renderer.");
-                    return;
-                }
-                hr = graphBuilder.AddFilter(videoRenderer, "Secondary Video Renderer");
-                DsError.ThrowExceptionForHR(hr);
-                var clsidAudioRenderer = new Guid("79376820-07D0-11CF-A24D-0020AFD79767");  // CLSID for DirectSound Renderer
-                audioRenderer = (IBaseFilter)Activator.CreateInstance(Type.GetTypeFromCLSID(clsidAudioRenderer));
-                hr = graphBuilder.AddFilter(audioRenderer, "Default DirectSound Device");
-                DsError.ThrowExceptionForHR(hr);
-
                 mediaControl = (IMediaControl)graphBuilder;
-                if (mediaControl == null)
-                {
-                    Console.WriteLine("Failed to get Media Control");
-                    return;
-                }
             }
             catch (Exception ex)
             {
@@ -135,40 +64,25 @@ namespace DualScreenDemo.Services
             }
             hr = graphBuilder.RenderFile(filePath, null);
             if (hr == 0)
-            {
-                Console.WriteLine("Secondary File rendered successfully.");
                 SetAudioTrackTo(1);
-            }
             else
-            {
                 Console.WriteLine("Failed to render secondary file.");
-            }
+            
-            // 绑定视频窗口到副屏幕
-            videoWindow = videoRenderer as IVideoWindow;
-            if (videoWindow != null)
-            {
-                videoWindow.put_Owner(Handle); // 副屏幕窗口句柄
-                videoWindow.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipChildren | WindowStyle.ClipSiblings);
-                videoWindow.SetWindowPosition(0, 0, Width, Height);
-                videoWindow.put_Visible(OABool.True); // 显示窗口
-            }
         }
         public void SetVolume(int volume)
         {
-            if (audioRenderer != null)
+            if (graphBuilder  != null)
             {
-                IBasicAudio basicAudio = audioRenderer as IBasicAudio;
+                IBasicAudio basicAudio = graphBuilder  as IBasicAudio;
                 if (basicAudio != null)
-                {
+                    basicAudio.put_Volume( Math.Max(-10000, Math.Min(0, volume)));
-                    basicAudio.put_Volume(volume);
-                }
             }
         }
         public int GetVolume()
         {
-            if (audioRenderer != null)
+            if (graphBuilder  != null)
             {
-                IBasicAudio basicAudio = audioRenderer as IBasicAudio;
+                IBasicAudio basicAudio = graphBuilder as IBasicAudio;
                 if (basicAudio != null)
                 {
                     int volume;

Services/MediaServicePrimary.cs

@@ -9,46 +9,14 @@ namespace DualScreenDemo.Services
         IGraphBuilder graphBuilder;
         IBaseFilter lavSplitter;
         IBaseFilter lavVideoDecoder;
-        IBaseFilter videoRenderer;
+        public IBaseFilter videoRenderer;
-        IVideoWindow videoWindow;
         IMediaControl mediaControl;
         IBaseFilter sourceFilter;
-
-
         public MediaServicePrimary() { }
 
-        public int Run()
+        public int Run() => (mediaControl != null) ? mediaControl.Run() : 0;
-        {
+        public int Stop() => (mediaControl != null)? mediaControl.Stop() : 0;
-            if (mediaControl != null)
+        public int Pause() => (mediaControl != null) ? mediaControl.Pause() : 0;
-                return mediaControl.Run();
-            else
-                return 0;
-        }
-        public int Stop()
-        {
-            if (mediaControl != null)
-                return mediaControl.Stop();
-            else
-                return 0;
-
-        }
-        public int Pause()
-        {
-            if (mediaControl != null)
-                return mediaControl.Pause();
-            else
-                return 0;
-        }
-        public void VideoPlayerFormClosing()
-        {
-            if (videoWindow != null)
-            {
-                videoWindow.put_Visible(OABool.False);
-                videoWindow.put_Owner(IntPtr.Zero);
-                Marshal.ReleaseComObject(videoWindow);
-                videoWindow = null;
-            }
-        }
 
         public void StopAndReleaseResources()
         {
@@ -57,7 +25,6 @@ namespace DualScreenDemo.Services
                 mediaControl.Stop();
                 SafeRelease(ref mediaControl);
             }
-            SafeRelease(ref videoWindow);
             SafeRelease(ref videoRenderer);
             SafeRelease(ref sourceFilter);
             SafeRelease(ref lavVideoDecoder);
@@ -65,10 +32,10 @@ namespace DualScreenDemo.Services
             SafeRelease(ref graphBuilder);
         }
 
-        public void RenderMediaFile(string filePath, nint Handle, int Width, int Height)
+        public void RenderMediaFile(string filePath)
         {
             StopAndReleaseResources();
-            if (videoWindow != null) videoWindow.put_Visible(OABool.False);
+            
 
             int hr;
             graphBuilder = (IGraphBuilder)new FilterGraph();
@@ -84,38 +51,12 @@ namespace DualScreenDemo.Services
                 hr = graphBuilder.AddFilter(videoRenderer, "Primary Video Renderer");
                 DsError.ThrowExceptionForHR(hr);
 
-                mediaControl = (IMediaControl)graphBuilder;
-                if (mediaControl == null)
-                {
-                    Console.WriteLine("Failed to get Media Control for primary monitor.");
-                    return;
-                }
                 hr = ConnectFilters(graphBuilder, sourceFilter, "Output", lavSplitter, "Input");
                 DsError.ThrowExceptionForHR(hr);
                 hr = ConnectFilters(graphBuilder, lavSplitter, "Video", lavVideoDecoder, "Input");
                 DsError.ThrowExceptionForHR(hr);
                 hr = ConnectFilters(graphBuilder, lavVideoDecoder, "Output", videoRenderer, "VMR Input0");
                 DsError.ThrowExceptionForHR(hr);
-
-                try
-                {
-
-                    IVideoWindow videoWindow = (IVideoWindow)videoRenderer;
-                    videoWindow.put_Owner(Handle);
-                    videoWindow.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipChildren);
-
-                    // ⬅ 左上角對齊（固定從 0,0 開始）
-                    videoWindow.SetWindowPosition(0, 0, Width, Height);
-
-                    videoWindow.put_Visible(OABool.True);
-
-                    // Console.WriteLine("Video window configured successfully.");
-                }
-                catch (Exception ex)
-                {
-                    Console.WriteLine(String.Format("Error syncing to primary monitor: {0}", ex.Message));
-                    MessageBox.Show(String.Format("Error syncing to primary monitor: {0}", ex.Message));
-                }
             }
             catch (Exception ex)
             {

Services/Video.cs

@@ -54,7 +54,7 @@ namespace DualScreenDemo.Services
             {
                 PinInfo pinInfo;
                 pins[0].QueryPinInfo(out pinInfo);
-                Console.WriteLine(pinInfo);
+                //Console.WriteLine(pinInfo+":"+pinInfo.name);
 
                 if (pinInfo.name == pinName)
                 {

VideoPlayerForm.cs

@@ -71,6 +71,8 @@ namespace DualScreenDemo
         private const uint SWP_NOZORDER = 0x0004;
         private MediaServicePrimary primary = new MediaServicePrimary();
         private MediaService secondary = new MediaService();
+        private IVideoWindow videoWindowPrimary;
+        private IVideoWindow videoWindowSecondary;
 
         public static OverlayForm overlayForm;
         public bool isMuted = false;
@@ -158,8 +160,20 @@ namespace DualScreenDemo
 
         private void VideoPlayerForm_FormClosing(object sender, FormClosingEventArgs e)
         {
-            primary.VideoPlayerFormClosing();
+            if (videoWindowPrimary != null)
-            secondary.VideoPlayerFormClosing();
+            {
+                videoWindowPrimary.put_Visible(OABool.False);
+                videoWindowPrimary.put_Owner(IntPtr.Zero);
+                Marshal.ReleaseComObject(videoWindowPrimary);
+                videoWindowPrimary = null;
+            }
+            if (videoWindowSecondary != null)
+            {
+                videoWindowSecondary.put_Visible(OABool.False);
+                videoWindowSecondary.put_Owner(IntPtr.Zero);
+                Marshal.ReleaseComObject(videoWindowSecondary);
+                videoWindowSecondary = null;
+            }
             // 清理COM
             CoUninitialize();
         }
@@ -273,10 +287,6 @@ namespace DualScreenDemo
                     SerialPortManager.mySerialPort.Write(commandBytesIncreasePitch1, 0, commandBytesIncreasePitch1.Length);
                 }
             }
-
-            // pathToPlay 需要調整 
-            var pathToPlay = songToPlay.getFile();
-
             // 更新畫面上顯示的下一首歌資訊
             SongList.UpdateNextSongLabel();
 
@@ -286,45 +296,40 @@ namespace DualScreenDemo
             // 隱藏「暫停中」標籤
             overlayForm.HidePauseLabel();
 
-            await _InitializeAndPlayMedia(pathToPlay);
+            await _InitializeAndPlayMedia(songToPlay);
             
             
         }
-        public async Task ReplayCurrentSong()
+        public async Task ReplayCurrentSong() =>await _InitializeAndPlayMedia(SongList.Current());
-        {
+        
-            var songToPlay = SongList.Current();
+        private async Task _InitializeAndPlayMedia(SongData song)
-            var pathToPlay = songToPlay.getFile();
-            // UpdateMarqueeTextForCurrentSong(songToPlay);
-            await _InitializeAndPlayMedia(pathToPlay);
-        }
-        private async Task _InitializeAndPlayMedia(string pathToPlay)
         {
             try
             {
                 if (InvokeRequired)
                 {
-                    await InvokeAsync(() => InitializeAndPlayMedia(pathToPlay));
+                    await InvokeAsync(() => InitializeAndPlayMedia(song));
                 }
                 else
                 {
-                    await InitializeAndPlayMedia(pathToPlay);
+                    await InitializeAndPlayMedia(song);
                 }
             }
             catch (Exception ex)
             {
                 Console.WriteLine($"播放時發生錯誤: {ex.Message}");
-                await RetryInitializeAndPlayMedia(pathToPlay);
+                await RetryInitializeAndPlayMedia(song);
             }
         }
 
-        private async Task RetryInitializeAndPlayMedia(string path)
+        private async Task RetryInitializeAndPlayMedia(SongData song)
         {
             try
             {
                 int hr = CoInitializeEx(IntPtr.Zero, COINIT.APARTMENTTHREADED);
                 if (hr >= 0)
                 {
-                    await InitializeAndPlayMedia(path);
+                    await InitializeAndPlayMedia(song);
                 }
                 else
                 {
@@ -356,11 +361,35 @@ namespace DualScreenDemo
             return tcs.Task;
         }
 
-        private Task InitializeAndPlayMedia(string pathToPlay)
+        private Task InitializeAndPlayMedia(SongData song)
         {
+            string pathToPlay = song.getFile();
+            if (videoWindowPrimary != null) videoWindowPrimary.put_Visible(OABool.False);
+            if (videoWindowSecondary != null) videoWindowSecondary.put_Visible(OABool.False);
+
             // 渲染媒體文件
-            primary.RenderMediaFile(pathToPlay,PrimaryForm.Instance.primaryScreenPanel.Handle,newWidth,newHeight);
+            primary.RenderMediaFile(pathToPlay);
-            secondary.RenderMediaFile(pathToPlay,this.Handle,secondMonitor.Bounds.Width,secondMonitor.Bounds.Height);
+            secondary.RenderMediaFile(pathToPlay);
+            
+
+            videoWindowPrimary = primary.videoRenderer as IVideoWindow;
+            if (videoWindowPrimary != null)
+            {
+                videoWindowPrimary.put_Owner(PrimaryForm.Instance.primaryScreenPanel.Handle);
+                videoWindowPrimary.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipChildren);
+                videoWindowPrimary.SetWindowPosition(0, 0, newWidth, newHeight);
+                videoWindowPrimary.put_Visible(OABool.True);
+            }
+            // 绑定视频窗口到副屏幕
+            videoWindowSecondary = secondary.renderer as IVideoWindow;
+            if (videoWindowSecondary != null)
+            {
+                videoWindowSecondary.put_Owner(this.Handle); 
+                videoWindowSecondary.put_WindowStyle(WindowStyle.Child | WindowStyle.ClipChildren | WindowStyle.ClipSiblings);
+                videoWindowSecondary.SetWindowPosition(0, 0, secondMonitor.Bounds.Width, secondMonitor.Bounds.Height);
+                videoWindowSecondary.put_Visible(OABool.True); 
+            }
+                
 
             // 音量處理
             SetVolume(isMuted ? -10000 : previousVolume);
@@ -392,6 +421,7 @@ namespace DualScreenDemo
         {
             Task.Run(async () =>
             {
+                await Task.Delay(10000);
                 Console.WriteLine("開始監聽媒體事件...");
                 while (true)
                 {