Merge pull request #73 from nullinside-development-group/feat/speed

feat: Adding slider for playback speed based on tests

Author: ProgrammingByPermutation

src/TwitchStreamingTools/ViewModels/Pages/ChatViewModel.cs

@@ -169,7 +169,7 @@ from user in _selectedTwitchChatNames
         OutputDevice = Configuration.GetDefaultAudioDevice(),
         TtsOn = true,
         TtsVoice = Configuration.GetDefaultTtsVoice(),
-        TtsVolume = 100
+        TtsVolume = 50
       }).ToList();
 
     _configuration.WriteConfiguration();
@@ -194,7 +194,7 @@ from user in _selectedTwitchChatNames
         OutputDevice = Configuration.GetDefaultAudioDevice(),
         TtsOn = true,
         TtsVoice = Configuration.GetDefaultTtsVoice(),
-        TtsVolume = 100
+        TtsVolume = 50
       }).ToList();
 
     _configuration.WriteConfiguration();
@@ -267,6 +267,10 @@ private void PopulateChatHistory() {
   ///   Connects to the twitch chats in the configuration file.
   /// </summary>
   private void InitializeTwitchChatConnections() {
+    if (Design.IsDesignMode) {
+      return;
+    }
+
     foreach (TwitchChatConfiguration channel in _configuration.TwitchChats ?? []) {
       if (string.IsNullOrWhiteSpace(channel.TwitchChannel)) {
         continue;

src/TwitchStreamingTools/ViewModels/Pages/SettingsView/SettingsViewModel.cs

@@ -1,6 +1,8 @@
+using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Linq;
+using System.Reactive;
 using System.Speech.Synthesis;
 
 using ReactiveUI;
@@ -59,6 +61,16 @@ public class SettingsViewModel : PageViewModelBase {
   /// </summary>
   private string? _selectedTtsVoice;
 
+  /// <summary>
+  ///   True if the advanced Text-to-Speech (TTS) settings are displayed.
+  /// </summary>
+  private bool _showAdvancedTts;
+
+  /// <summary>
+  ///   The speed (as a multiplicative).
+  /// </summary>
+  private double _speed;
+
   /// <summary>
   ///   Change sound tempo by n percents (-95 to +5000 %)
   /// </summary>
@@ -98,6 +110,16 @@ public SettingsViewModel(IConfiguration configuration, TtsPhoneticWordsViewModel
     _ttsPhoneticWordsViewModel = ttsPhoneticWordsViewModel;
     _ttsSkipUsernamesViewModel = ttsSkipUsernamesViewModel;
     _configuration.SoundStretchArgs ??= new SoundStretchArgs();
+    _tempo = _configuration.SoundStretchArgs.Tempo ?? 0;
+    _pitch = _configuration.SoundStretchArgs.Pitch ?? 0;
+    _rate = _configuration.SoundStretchArgs.Rate ?? 0;
+    _bpm = _configuration.SoundStretchArgs.Bpm ?? 0;
+    _quick = _configuration.SoundStretchArgs.Quick;
+    _antiAliasingOff = _configuration.SoundStretchArgs.AntiAliasingOff;
+    _turnOnSpeech = _configuration.SoundStretchArgs.TurnOnSpeech;
+    _speed = (Tempo / 50.0) + 1.0;
+
+    ToggleAdvancedTtsCommand = ReactiveCommand.Create(() => ShowAdvancedTts = !ShowAdvancedTts);
 
     // Get the list of output devices and set the default to either what we have in the configuration or the system 
     // default whichever is more appropriate.
@@ -305,4 +327,36 @@ public bool TurnOnSpeech {
       }
     }
   }
+
+  /// <summary>
+  ///   True if we are displaying the advanced TTS settings, false otherwise.
+  /// </summary>
+  public bool ShowAdvancedTts {
+    get => _showAdvancedTts;
+    set => this.RaiseAndSetIfChanged(ref _showAdvancedTts, value);
+  }
+
+  /// <summary>
+  ///   Called when the show advanced settings is clicked.
+  /// </summary>
+  public ReactiveCommand<Unit, bool> ToggleAdvancedTtsCommand { protected set; get; }
+
+  /// <summary>
+  ///   The speed to play the TTS
+  /// </summary>
+  public double Speed {
+    get => _speed;
+    set {
+      this.RaiseAndSetIfChanged(ref _speed, value);
+
+      // In terms of tempo, 50 is 100% faster (2x speed). Scaling that equation linearly, we get:
+      double tempo = (value - 1.0) * 50;
+
+      if (_configuration.SoundStretchArgs != null) {
+        Tempo = (int)Math.Round(tempo);
+      }
+
+      _configuration.WriteConfiguration();
+    }
+  }
 }

src/TwitchStreamingTools/Views/Pages/SettingsView/SettingsView.axaml

@@ -19,6 +19,7 @@
             <RowDefinition Height="Auto" />
             <RowDefinition Height="Auto" />
             <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
             <RowDefinition />
         </Grid.RowDefinitions>
         <Grid.ColumnDefinitions>
@@ -74,17 +75,50 @@
                     IsSnapToTickEnabled="True"
                     Value="{Binding TtsVolume}" />
         </Grid>
-
-
         <Label Grid.Row="3"
                Grid.Column="0"
                HorizontalAlignment="Right"
                VerticalAlignment="Top"
-               Margin="0 5 0 0">
-            Advanced TTS Playback:
+               Margin="0 12 0 0">
+            TTS Playback Speed:
         </Label>
         <Grid Grid.Row="3"
               Grid.Column="1">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="*" />
+            </Grid.ColumnDefinitions>
+            <TextBlock Grid.Column="0"
+                       VerticalAlignment="Center"
+                       HorizontalAlignment="Center"
+                       Text="{Binding #Speed.Value, StringFormat={}{0:F2}x}"
+                       Margin="0 0 10 0" />
+            <Slider Grid.Column="1"
+                    x:Name="Speed"
+                    TickFrequency="0.1"
+                    SmallChange="0.1"
+                    LargeChange="1.0"
+                    IsSnapToTickEnabled="True"
+                    Minimum="-0.5"
+                    Maximum="3"
+                    Value="{Binding Speed}" />
+        </Grid>
+        <Label Grid.Row="4"
+               Grid.Column="0"
+               HorizontalAlignment="Right"
+               VerticalAlignment="Top"
+               Margin="0 5 0 0">
+            Advanced TTS Playback:
+        </Label>
+        <Button Grid.Row="4"
+                Grid.Column="1"
+                IsVisible="{Binding !ShowAdvancedTts}"
+                Command="{Binding ToggleAdvancedTtsCommand}">
+            Show Options
+        </Button>
+        <Grid Grid.Row="4"
+              Grid.Column="1"
+              IsVisible="{Binding ShowAdvancedTts}">
             <Grid>
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="Auto" />
@@ -150,25 +184,25 @@
                           IsChecked="{Binding TurnOnSpeech}" />
             </Grid>
         </Grid>
-        <Label Grid.Row="4"
+        <Label Grid.Row="5"
                Grid.Column="0"
                HorizontalAlignment="Right"
                VerticalAlignment="Top"
                Margin="0 5 0 0">
             Skip User TTS:
         </Label>
-        <Grid Grid.Row="4"
+        <Grid Grid.Row="5"
               Grid.Column="1">
             <settingsView:TtsSkipUsernamesControl Margin="0,0,5,0" DataContext="{Binding TtsSkipUsernamesViewModel}" />
         </Grid>
-        <Label Grid.Row="5"
+        <Label Grid.Row="6"
                Grid.Column="0"
                HorizontalAlignment="Right"
                VerticalAlignment="Top"
                Margin="0 5 0 0">
             Phonetic Spellings:
         </Label>
-        <Grid Grid.Row="5"
+        <Grid Grid.Row="6"
               Grid.Column="1">
             <settingsView:TtsPhoneticWordsControl Margin="0,0,5,0" DataContext="{Binding TtsPhoneticWordsViewModel}" />
         </Grid>