Audio Intelligence

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using AssemblyAI;
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using AssemblyAI.Transcript;
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var client = new AssemblyAIClient("<YOUR_API_KEY>");
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    // For local files see our Getting Started guides.
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    AutoChapters = true
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});
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foreach (var chapter in transcript.Chapters!)
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{
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    Console.WriteLine($"{chapter.Start}-{chapter.End}: {chapter.Headline}");
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}

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using AssemblyAI;
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using AssemblyAI.Transcripts;
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var client = new AssemblyAIClient("<YOUR_API_KEY>");
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    // For local files see our Getting Started guides.
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    ContentSafety = true
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});
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var safetyLabels = transcript.ContentSafetyLabels!;
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foreach (var result in safetyLabels.Results)
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{
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    Console.WriteLine(result.Text);
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    Console.WriteLine($"Timestamp: {result.Timestamp.Start} - {result.Timestamp.End}");
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    foreach (var label in result.Labels)
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    {
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        Console.WriteLine($"{label.Label} - {label.Confidence} - {label.Severity}");
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    }
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    Console.WriteLine();
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}
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foreach (var summary in safetyLabels.Summary)
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{
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    Console.WriteLine($"{summary.Value * 100}% confident that the audio contains {summary.Key}");
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}
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Console.WriteLine();
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foreach (var severitySummary in safetyLabels.SeverityScoreSummary)
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{
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    Console.WriteLine(
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        $"{severitySummary.Value.Low * 100}% confident that the audio contains low-severity {severitySummary.Key}");
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    Console.WriteLine(
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        $"{severitySummary.Value.Medium * 100}% confident that the audio contains medium-severity {severitySummary.Key}");
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    Console.WriteLine(
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        $"{severitySummary.Value.High * 100}% confident that the audio contains high-severity {severitySummary.Key}");
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}

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// Setting the content safety confidence threshold to 60%.
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    ContentSafety = true,
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    ContentSafetyConfidence = 60
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});

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using AssemblyAI;
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using AssemblyAI.Transcripts;
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var client = new AssemblyAIClient("<YOUR_API_KEY>");
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    // For local files see our Getting Started guides.
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    EntityDetection = true
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});
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foreach (var entity in transcript.Entities!) {
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    Console.WriteLine(entity.Text);
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    Console.WriteLine(entity.EntityType);
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    Console.WriteLine($"Timestamp: {entity.Start} - ${entity.End}\n");
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}

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using AssemblyAI;
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using AssemblyAI.Transcripts;
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var client = new AssemblyAIClient("<YOUR_API_KEY>");
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    // For local files see our Getting Started guides.
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    AutoHighlights = true
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});
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foreach (var result in transcript.AutoHighlightsResult!.Results)
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{
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    var timestamps = string.Join(", ", result.Timestamps.Select(timestamp =>
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        $"[Timestamp(start={timestamp.Start}, end={timestamp.End})]"
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    ));
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    Console.WriteLine($"Highlight: {result.Text}, Count: {result.Count}, Rank {result.Rank}, Timestamps: {timestamps}");
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}

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using AssemblyAI;
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using AssemblyAI.Transcripts;
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var client = new AssemblyAIClient("<YOUR_API_KEY>");
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    // For local files see our Getting Started guides.
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    RedactPii = true,
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    RedactPiiPolicies = [
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        PiiPolicy.PersonName,
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        PiiPolicy.Organization,
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        PiiPolicy.Occupation
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    ]
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});
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Console.WriteLine(transcript.Text);

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using AssemblyAI;
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using AssemblyAI.Transcripts;
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    RedactPii = true,
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    RedactPiiPolicies = [
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        PiiPolicy.PersonName,
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        PiiPolicy.Organization,
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        PiiPolicy.Occupation
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    ],
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    RedactPiiAudio = true,
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    RedactPiiAudioQuality = RedactPiiAudioQuality.Wav // Optional. Defaults to "Mp3".
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});
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var redactionResult = await client.Transcripts.GetRedactedAudioAsync(transcript.Id);
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Console.WriteLine($"Status: {redactionResult.Status}, " +
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                  $"Redacted audio URL: {redactionResult.RedactedAudioUrl}");

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await using var redactedAudioFileStream = await client.Transcripts.GetRedactedAudioFileAsync(transcript.Id);
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await using var fileStream = File.OpenWrite("./redacted_audio.wav");
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redactedAudioFileStream.CopyTo(fileStream);

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using AssemblyAI;
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using AssemblyAI.Transcripts;
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var client = new AssemblyAIClient("<YOUR_API_KEY>");
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    // For local files see our Getting Started guides.
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    SentimentAnalysis = true
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});
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foreach (var result in transcript.SentimentAnalysisResults!)
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{
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    Console.WriteLine(result.Text);
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    Console.WriteLine(result.Sentiment); // POSITIVE, NEUTRAL, or NEGATIVE
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    Console.WriteLine(result.Confidence);
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    Console.WriteLine($"Timestamp: {result.Start} - {result.End}");
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}

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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    AudioUrl = audioUrl,
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    SentimentAnalysis = true,
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    SpeakerLabels = true
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});
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// ...
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foreach (var result in transcript.SentimentAnalysisResults!)
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{
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    // ...
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    Console.WriteLine(result.Speaker);
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}

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using AssemblyAI;
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using AssemblyAI.Transcripts;
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var client = new AssemblyAIClient("<YOUR_API_KEY>");
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    // For local files see our Getting Started guides.
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    Summarization = true,
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    SummaryModel = SummaryModel.Informative,
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    SummaryType = SummaryType.Bullets
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});
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Console.WriteLine(transcript.Summary);

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using AssemblyAI;
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using AssemblyAI.Transcripts;
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var client = new AssemblyAIClient("<YOUR_API_KEY>");
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var transcript = await client.Transcripts.TranscribeAsync(new TranscriptParams
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{
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    // For local files see our Getting Started guides.
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    AudioUrl = "https://assembly.ai/wildfires.mp3",
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    IabCategories = true
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});
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// Get the parts of the transcript that were tagged with topics
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foreach (var result in transcript.IabCategoriesResult!.Results)
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{
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    Console.WriteLine(result.Text);
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    Console.WriteLine($"Timestamp: {result.Timestamp?.Start} - {result.Timestamp?.End}");
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    foreach (var label in result.Labels!)
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    {
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        Console.WriteLine($"{label.Label} ({label.Relevance})");
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    }
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}
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// Get a summary of all topics in the transcript
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foreach (var summary in transcript.IabCategoriesResult.Summary)
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{
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    Console.WriteLine($"Audio is {summary.Value * 100} relevant to {summary.Key}");
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}