Implement meeting assistant v1

MeetingAssistant/Transcription/FunAsrSpeechRecognitionPipeline.cs

@@ -0,0 +1,31 @@
+namespace MeetingAssistant.Transcription;
+
+public sealed class FunAsrSpeechRecognitionPipeline : StreamingSpeechRecognitionPipeline
+{
+    private readonly IFunAsrBackendLifecycle backendLifecycle;
+    private readonly FunAsrTranscriptFinalizer transcriptFinalizer;
+
+    public FunAsrSpeechRecognitionPipeline(
+        FunAsrStreamingTranscriptionProvider transcriptionProvider,
+        IFunAsrBackendLifecycle backendLifecycle,
+        FunAsrTranscriptFinalizer transcriptFinalizer)
+        : base(transcriptionProvider)
+    {
+        this.backendLifecycle = backendLifecycle;
+        this.transcriptFinalizer = transcriptFinalizer;
+    }
+
+    public override Task WaitUntilReadyAsync(CancellationToken cancellationToken)
+    {
+        return backendLifecycle.EnsureStartedAsync(cancellationToken);
+    }
+
+    protected override Task<IReadOnlyList<TranscriptionSegment>> BuildFinishedTranscriptAsync(
+        string audioPath,
+        IReadOnlyList<TranscriptionSegment> liveSegments,
+        SpeechRecognitionPipelineOptions options,
+        CancellationToken cancellationToken)
+    {
+        return transcriptFinalizer.FinalizeAsync(audioPath, liveSegments, cancellationToken);
+    }
+}