From 2ccd34690fdb64727b8e8307b1441538f43a1dbe Mon Sep 17 00:00:00 2001
From: firealarmss <caleb.k4php@gmail.com>
Date: Thu, 27 Feb 2025 02:23:06 -0600
Subject: [PATCH] Add support for per channel audio control

---
 .editorconfig                                 |  4 ++
 WhackerLinkConsoleV2.sln                      |  5 ++
 WhackerLinkConsoleV2/AudioManager.cs          | 48 ++++++++++----
 WhackerLinkConsoleV2/ChannelBox.xaml          |  6 +-
 WhackerLinkConsoleV2/ChannelBox.xaml.cs       | 27 +++++++-
 WhackerLinkConsoleV2/MainWindow.xaml.cs       | 66 +++++++++++--------
 .../codeplugs/codeplug_mod.yml                | 47 +++++++++++++
 7 files changed, 164 insertions(+), 39 deletions(-)
 create mode 100644 .editorconfig
 create mode 100644 WhackerLinkConsoleV2/codeplugs/codeplug_mod.yml

diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..d04e9d1
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,4 @@
+[*.cs]
+
+# CS4014: Because this call is not awaited, execution of the current method continues before the call is completed
+dotnet_diagnostic.CS4014.severity = none
diff --git a/WhackerLinkConsoleV2.sln b/WhackerLinkConsoleV2.sln
index 428a1aa..149eb69 100644
--- a/WhackerLinkConsoleV2.sln
+++ b/WhackerLinkConsoleV2.sln
@@ -7,6 +7,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WhackerLinkLib", "WhackerLi
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WhackerLinkConsoleV2", "WhackerLinkConsoleV2\WhackerLinkConsoleV2.csproj", "{710D1FA8-2E0D-42CB-9174-FCD9EB7A718F}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{B5A7CF60-CCDE-4B2B-85C1-86AE3A19FB31}"
+	ProjectSection(SolutionItems) = preProject
+		.editorconfig = .editorconfig
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
diff --git a/WhackerLinkConsoleV2/AudioManager.cs b/WhackerLinkConsoleV2/AudioManager.cs
index ef369da..f190322 100644
--- a/WhackerLinkConsoleV2/AudioManager.cs
+++ b/WhackerLinkConsoleV2/AudioManager.cs
@@ -21,7 +21,6 @@
 using NAudio.Wave;
 using NAudio.Wave.SampleProviders;
 using System.Collections.Generic;
-using System.Diagnostics;
 
 namespace WhackerLinkConsoleV2
 {
@@ -29,7 +28,8 @@ namespace WhackerLinkConsoleV2
     {
         private WaveOutEvent _waveOut;
         private MixingSampleProvider _mixer;
-        private Dictionary<string, BufferedWaveProvider> _talkgroupProviders;
+
+        private Dictionary<string, (BufferedWaveProvider buffer, VolumeSampleProvider volumeProvider)> _talkgroupProviders;
 
         /// <summary>
         /// Creates an instance of <see cref="AudioManager"/>
@@ -37,7 +37,7 @@ namespace WhackerLinkConsoleV2
         public AudioManager()
         {
             _waveOut = new WaveOutEvent();
-            _talkgroupProviders = new Dictionary<string, BufferedWaveProvider>();
+            _talkgroupProviders = new Dictionary<string, (BufferedWaveProvider, VolumeSampleProvider)>();
             _mixer = new MixingSampleProvider(WaveFormat.CreateIeeeFloatWaveFormat(8000, 1))
             {
                 ReadFully = true
@@ -55,17 +55,43 @@ namespace WhackerLinkConsoleV2
         public void AddTalkgroupStream(string talkgroupId, byte[] audioData)
         {
             if (!_talkgroupProviders.ContainsKey(talkgroupId))
+                AddTalkgroupStream(talkgroupId);
+
+            _talkgroupProviders[talkgroupId].buffer.AddSamples(audioData, 0, audioData.Length);
+        }
+
+        /// <summary>
+        /// Internal helper to create a talkgroup stream
+        /// </summary>
+        /// <param name="talkgroupId"></param>
+        private void AddTalkgroupStream(string talkgroupId)
+        {
+            var bufferProvider = new BufferedWaveProvider(new WaveFormat(8000, 16, 1))
             {
-                var provider = new BufferedWaveProvider(new WaveFormat(8000, 16, 1))
-                {
-                    DiscardOnBufferOverflow = true
-                };
+                DiscardOnBufferOverflow = true
+            };
 
-                _talkgroupProviders[talkgroupId] = provider;
-                _mixer.AddMixerInput(provider.ToSampleProvider());
-            }
+            var volumeProvider = new VolumeSampleProvider(bufferProvider.ToSampleProvider())
+            {
+                Volume = 1.0f
+            };
 
-            _talkgroupProviders[talkgroupId].AddSamples(audioData, 0, audioData.Length);
+            _talkgroupProviders[talkgroupId] = (bufferProvider, volumeProvider);
+            _mixer.AddMixerInput(volumeProvider);
+        }
+
+        /// <summary>
+        /// Adjusts the volume of a specific talkgroup stream
+        /// </summary>
+        public void SetTalkgroupVolume(string talkgroupId, float volume)
+        {
+            if (_talkgroupProviders.ContainsKey(talkgroupId))
+                _talkgroupProviders[talkgroupId].volumeProvider.Volume = volume;
+            else
+            {
+                AddTalkgroupStream(talkgroupId);
+                _talkgroupProviders[talkgroupId].volumeProvider.Volume = volume;
+            }
         }
 
         /// <summary>
diff --git a/WhackerLinkConsoleV2/ChannelBox.xaml b/WhackerLinkConsoleV2/ChannelBox.xaml
index 4c5338a..62e302e 100644
--- a/WhackerLinkConsoleV2/ChannelBox.xaml
+++ b/WhackerLinkConsoleV2/ChannelBox.xaml
@@ -1,7 +1,7 @@
 <UserControl x:Class="WhackerLinkConsoleV2.Controls.ChannelBox"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             Width="200" Height="120" Background="{Binding Background, RelativeSource={RelativeSource AncestorType=UserControl}}"
+             Width="200" Height="150" Background="{Binding Background, RelativeSource={RelativeSource AncestorType=UserControl}}"
              BorderBrush="Gray" BorderThickness="2">
     <Border CornerRadius="5" Background="{Binding Background, RelativeSource={RelativeSource AncestorType=UserControl}}">
         <Grid Margin="5">
@@ -10,6 +10,7 @@
                 <RowDefinition Height="Auto"/>
                 <RowDefinition Height="Auto"/>
                 <RowDefinition Height="*"/>
+                <RowDefinition Height="Auto"/>
             </Grid.RowDefinitions>
 
             <TextBlock Text="{Binding ChannelName}" FontWeight="Bold" Foreground="White" FontSize="14" Grid.Row="0"/>
@@ -20,6 +21,9 @@
                     HorizontalAlignment="Left" Grid.Row="3" Click="PTTButton_Click"/>
             <Button Content="Page Select" Width="80" Margin="80,5,0,0" Background="Green" Foreground="White" Name="PageSelectButton"
                     HorizontalAlignment="Left" Grid.Row="3" Click="PageSelectButton_Click"/>
+
+            <Slider Grid.Row="4" Minimum="0" Maximum="1" Value="{Binding Volume, Mode=TwoWay}"
+                    Width="180" Margin="5" Name="VolumeSlider" ValueChanged="VolumeSlider_ValueChanged"/>
         </Grid>
     </Border>
 </UserControl>
diff --git a/WhackerLinkConsoleV2/ChannelBox.xaml.cs b/WhackerLinkConsoleV2/ChannelBox.xaml.cs
index e2cfb38..65578c3 100644
--- a/WhackerLinkConsoleV2/ChannelBox.xaml.cs
+++ b/WhackerLinkConsoleV2/ChannelBox.xaml.cs
@@ -29,11 +29,14 @@ namespace WhackerLinkConsoleV2.Controls
     public partial class ChannelBox : UserControl, INotifyPropertyChanged
     {
         private readonly SelectedChannelsManager _selectedChannelsManager;
+        private readonly AudioManager _audioManager;
+
         private bool _pttState;
         private bool _pageState;
         private bool _holdState;
         private bool _emergency;
         private string _lastSrcId = "0";
+        private double _volume = 1.0;
 
         public FlashingBackgroundManager _flashingBackgroundManager;
 
@@ -45,6 +48,7 @@ namespace WhackerLinkConsoleV2.Controls
 
         public string ChannelName { get; set; }
         public string SystemName { get; set; }
+        public string DstId { get; set; }
 
         public string LastSrcId
         {
@@ -121,13 +125,29 @@ namespace WhackerLinkConsoleV2.Controls
             }
         }
 
-        public ChannelBox(SelectedChannelsManager selectedChannelsManager, string channelName, string systemName)
+        public double Volume
+        {
+            get => _volume;
+            set
+            {
+                if (_volume != value)
+                {
+                    _volume = value;
+                    OnPropertyChanged(nameof(Volume));
+                    _audioManager.SetTalkgroupVolume(DstId, (float)value);
+                }
+            }
+        }
+
+        public ChannelBox(SelectedChannelsManager selectedChannelsManager, AudioManager audioManager, string channelName, string systemName, string dstId)
         {
             InitializeComponent();
             DataContext = this;
             _selectedChannelsManager = selectedChannelsManager;
+            _audioManager = audioManager;
             _flashingBackgroundManager = new FlashingBackgroundManager(this);
             ChannelName = channelName;
+            DstId = dstId;
             SystemName = $"System: {systemName}";
             LastSrcId = $"Last SRC: {LastSrcId}";
             UpdateBackground();
@@ -210,6 +230,11 @@ namespace WhackerLinkConsoleV2.Controls
             HoldChannelButtonClicked.Invoke(sender, this);
         }
 
+        private void VolumeSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
+        {
+            Volume = e.NewValue;
+        }
+
         protected virtual void OnPropertyChanged(string propertyName)
         {
             PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
diff --git a/WhackerLinkConsoleV2/MainWindow.xaml.cs b/WhackerLinkConsoleV2/MainWindow.xaml.cs
index 450a4a9..8526d44 100644
--- a/WhackerLinkConsoleV2/MainWindow.xaml.cs
+++ b/WhackerLinkConsoleV2/MainWindow.xaml.cs
@@ -247,7 +247,7 @@ namespace WhackerLinkConsoleV2
                 {
                     foreach (var channel in zone.Channels)
                     {
-                        var channelBox = new ChannelBox(_selectedChannelsManager, channel.Name, channel.System);
+                        var channelBox = new ChannelBox(_selectedChannelsManager, _audioManager, channel.Name, channel.System, channel.Tgid);
 
                         if (_settingsManager.ChannelPositions.TryGetValue(channel.Name, out var position))
                         {
@@ -269,10 +269,11 @@ namespace WhackerLinkConsoleV2
                         ChannelsCanvas.Children.Add(channelBox);
 
                         offsetX += 220;
+
                         if (offsetX + 200 > ChannelsCanvas.ActualWidth)
                         {
                             offsetX = 20;
-                            offsetY += 140;
+                            offsetY += 170;
                         }
                     }
                 }
@@ -425,7 +426,7 @@ namespace WhackerLinkConsoleV2
             }
         }
 
-        private void ManualPage_Click(object sender, RoutedEventArgs e)
+        private async void ManualPage_Click(object sender, RoutedEventArgs e)
         {
             QuickCallPage pageWindow = new QuickCallPage();
             pageWindow.Owner = this;
@@ -441,8 +442,11 @@ namespace WhackerLinkConsoleV2
                     {
                         ToneGenerator generator = new ToneGenerator();
 
-                        byte[] toneA = generator.GenerateTone(Double.Parse(pageWindow.ToneA), 1.0);
-                        byte[] toneB = generator.GenerateTone(Double.Parse(pageWindow.ToneB), 3.0);
+                        double toneADuration = 1.0;
+                        double toneBDuration = 3.0;
+
+                        byte[] toneA = generator.GenerateTone(Double.Parse(pageWindow.ToneA), toneADuration);
+                        byte[] toneB = generator.GenerateTone(Double.Parse(pageWindow.ToneB), toneBDuration);
 
                         byte[] combinedAudio = new byte[toneA.Length + toneB.Length];
                         Buffer.BlockCopy(toneA, 0, combinedAudio, 0, toneA.Length);
@@ -457,30 +461,39 @@ namespace WhackerLinkConsoleV2
                             _audioManager.AddTalkgroupStream(cpgChannel.Tgid, combinedAudio);
                         });
 
-                        for (int i = 0; i < totalChunks; i++)
+                        await Task.Run(async () =>
                         {
-                            int offset = i * chunkSize;
-                            int size = Math.Min(chunkSize, combinedAudio.Length - offset);
+                            for (int i = 0; i < totalChunks; i++)
+                            {
+                                int offset = i * chunkSize;
+                                int size = Math.Min(chunkSize, combinedAudio.Length - offset);
 
-                            byte[] chunk = new byte[size];
-                            Buffer.BlockCopy(combinedAudio, offset, chunk, 0, size);
+                                byte[] chunk = new byte[chunkSize];
+                                Buffer.BlockCopy(combinedAudio, offset, chunk, 0, size);
 
-                            AudioPacket voicePacket = new AudioPacket
-                            {
-                                Data = chunk,
-                                VoiceChannel = new VoiceChannel
+                                AudioPacket voicePacket = new AudioPacket
                                 {
-                                    Frequency = channel.VoiceChannel,
-                                    DstId = cpgChannel.Tgid,
-                                    SrcId = system.Rid,
-                                    Site = system.Site
-                                },
-                                Site = system.Site,
-                                LopServerVocode = true
-                            };
+                                    Data = chunk,
+                                    VoiceChannel = new VoiceChannel
+                                    {
+                                        Frequency = channel.VoiceChannel,
+                                        DstId = cpgChannel.Tgid,
+                                        SrcId = system.Rid,
+                                        Site = system.Site
+                                    },
+                                    Site = system.Site,
+                                    LopServerVocode = false
+                                };
 
-                            handler.SendMessage(voicePacket.GetData());
-                        }
+                                Console.WriteLine("sending sample");
+                                handler.SendMessage(voicePacket.GetData());
+
+                                await Task.Delay(20);
+                            }
+                        });
+
+                        double totalDurationMs = (toneADuration + toneBDuration) * 1000 + 500;
+                        await Task.Delay((int)totalDurationMs);
 
                         GRP_VCH_RLS release = new GRP_VCH_RLS
                         {
@@ -489,8 +502,9 @@ namespace WhackerLinkConsoleV2
                             Channel = channel.VoiceChannel,
                             Site = system.Site
                         };
-                        
+
                         handler.SendMessage(release.GetData());
+
                         Dispatcher.Invoke(() =>
                         {
                             channel.PageSelectButton.Background = Brushes.Green;
@@ -568,7 +582,7 @@ namespace WhackerLinkConsoleV2
                                         Site = system.Site
                                     },
                                     Site = system.Site,
-                                    LopServerVocode = true
+                                    LopServerVocode = false
                                 };
 
                                 handler.SendMessage(voicePacket.GetData());
diff --git a/WhackerLinkConsoleV2/codeplugs/codeplug_mod.yml b/WhackerLinkConsoleV2/codeplugs/codeplug_mod.yml
new file mode 100644
index 0000000..696d819
--- /dev/null
+++ b/WhackerLinkConsoleV2/codeplugs/codeplug_mod.yml
@@ -0,0 +1,47 @@
+radioWide:
+  hostVersion: R01.00.00
+  codeplugVersion: R01.06.00
+  baseMode: FIVEMRADIO
+  radioAlias: ''
+  serialNumber: 123ABC1234
+  model: CONSOLE
+  inCarMode: N/A
+systems:
+  - name: System 1
+    address: localhost
+    rid: 12345
+    port: 3000
+    site:
+      name: Central Site
+      controlChannel: 772.74375
+      voiceChannels: []
+      location:
+        x: 757.89
+        y: 1274.17
+        z: 360.3
+      siteID: 1
+      systemID: 1
+      range: 1.5
+zones:
+  - name: Zone 1
+    channels:
+      - name: Channel 1
+        system: System 1
+        tgid: 2001
+      - name: Channel 2
+        system: System 1
+        tgid: 15002
+      - name: Channel 3
+        system: System 1
+        tgid: 15003
+  - name: Zone 2
+    channels:
+      - name: Channel A
+        system: System 1
+        tgid: 16001
+      - name: Channel B
+        system: System 1
+        tgid: 16002
+      - name: Channel C
+        system: System 1
+        tgid: 16002