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Whisper #415
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Whisper #415
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63 changes: 63 additions & 0 deletions
63
voice/voice-ai/x/SpeechRecognition/OpenAITextToSpeech.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
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| import Foundation | ||
| import Sentry | ||
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| class OpenAITextToSpeech: NSObject { | ||
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| var currentDataTask: URLSessionDataTask? | ||
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| func fetchAudioData(text: String, completion: @escaping (Result<Data, Error>) -> Void) { | ||
| guard let url = URL(string: "https://api.openai.com/v1/audio/speech") else { | ||
| completion(.failure(NSError(domain: "OpenAITextToSpeechError", code: -1, userInfo: [NSLocalizedDescriptionKey: "Invalid URL"]))) | ||
| return | ||
| } | ||
|
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| guard let apiKey = AppConfig.shared.getTextToSpeechKey() else { | ||
| SentrySDK.capture(message: "OpenAI API key is nil") | ||
| return | ||
| } | ||
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| var request = URLRequest(url: url) | ||
| request.httpMethod = "POST" | ||
| request.addValue("Bearer \(apiKey)", forHTTPHeaderField: "Authorization") | ||
| request.addValue("application/json", forHTTPHeaderField: "Content-Type") | ||
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| let body: [String: Any] = [ | ||
| "model": "tts-1", | ||
| "input": text, | ||
| "voice": "nova" | ||
| ] | ||
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| do { | ||
| request.httpBody = try JSONSerialization.data(withJSONObject: body) | ||
| } catch { | ||
| completion(.failure(error)) | ||
| return | ||
| } | ||
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| currentDataTask = URLSession.shared.dataTask(with: request) { data, response, error in | ||
| guard let data = data else { | ||
| completion(.failure(error ?? NSError(domain: "OpenAITextToSpeechError", code: 0, userInfo: nil))) | ||
| return | ||
| } | ||
| if let httpResponse = response as? HTTPURLResponse, | ||
| httpResponse.statusCode == 200, | ||
| httpResponse.mimeType == "audio/mpeg" { | ||
| completion(.success(data)) | ||
| } else { | ||
| self.handleError(nil, message: "Received non-audio response or error from API") | ||
| } | ||
| } | ||
| currentDataTask?.resume() | ||
| } | ||
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| func cancelAudioDataFetch() { | ||
| currentDataTask?.cancel() | ||
| currentDataTask = nil | ||
| } | ||
| private func handleError(_ error: Error?, message: String) { | ||
| // Implement user-friendly error handling | ||
| print(message, error as Any) | ||
| // Additional error handling logic can be added here | ||
| } | ||
| } | ||
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You can stream the response in chunks and play in real time without waiting for the whole file https://platform.openai.com/docs/guides/text-to-speech/streaming-real-time-audio