Add maximum introduction duration

ConfusedPolarBear.Plugin.IntroSkipper/Configuration/PluginConfiguration.cs

@@ -62,6 +62,11 @@ public class PluginConfiguration : BasePluginConfiguration
     /// </summary>
     public int MinimumIntroDuration { get; set; } = 15;
 
+    /// <summary>
+    /// Gets or sets the maximum length of similar audio that will be considered an introduction.
+    /// </summary>
+    public int MaximumIntroDuration { get; set; } = 120;
+
     // ===== Playback settings =====
 
     /// <summary>

ConfusedPolarBear.Plugin.IntroSkipper/Configuration/configPage.html

@@ -139,6 +139,17 @@
                                 </div>
                             </div>
 
+                            <div class="inputContainer">
+                                <label class="inputLabel inputLabelUnfocused" for="MaximumIntroDuration">
+                                    Maximum introduction duration (in seconds)
+                                </label>
+                                <input id="MaximumIntroDuration" type="number" is="emby-input" min="1" />
+                                <div class="fieldDescription">
+                                    Similar sounding audio which is longer than this duration will not be considered an
+                                    introduction.
+                                </div>
+                            </div>
+
                             <p>
                                 The amount of each episode's audio that will be analyzed is determined using both
                                 the percentage of audio and maximum runtime of audio to analyze. The minimum of
@@ -373,6 +384,7 @@
                 "AnalysisPercent",
                 "AnalysisLengthLimit",
                 "MinimumIntroDuration",
+                "MaximumIntroDuration",
                 "EdlAction",
                 // playback
                 "ShowPromptAdjustment",

ConfusedPolarBear.Plugin.IntroSkipper/ScheduledTasks/AnalyzeEpisodesTask.cs

@@ -304,8 +304,12 @@ public class AnalyzeEpisodesTask : IScheduledTask
                     remainingEpisode.EpisodeId,
                     fingerprintCache[remainingEpisode.EpisodeId]);
 
-                // If one of the intros isn't valid, ignore this comparison result.
+                // Ignore this comparison result if:
-                if (!currentIntro.Valid)
+                // - one of the intros isn't valid, or
+                // - the introduction exceeds the configured limit
+                if (
+                    !remainingIntro.Valid ||
+                    remainingIntro.Duration > Plugin.Instance!.Configuration.MaximumIntroDuration)
                 {
                     continue;
                 }