Exemple #1
0
        public static async Task RecognitionWithPushAudioStreamAsync()
        {
            // Creates an instance of a speech config with specified subscription key and service region.
            // Replace with your own subscription key and service region (e.g., "westus").
            var config = SpeechConfig.FromSubscription("YourSubscriptionKey", "YourServiceRegion");

            var stopRecognition = new TaskCompletionSource <int>();

            // Create a push stream
            using (var pushStream = AudioInputStream.CreatePushStream())
            {
                using (var audioInput = AudioConfig.FromStreamInput(pushStream))
                {
                    // Creates a speech recognizer using audio stream input.
                    using (var recognizer = new SpeechRecognizer(config, audioInput))
                    {
                        // Subscribes to events.
                        recognizer.Recognizing += (s, e) =>
                        {
                            Console.WriteLine($"RECOGNIZING: Text={e.Result.Text}");
                        };

                        recognizer.Recognized += (s, e) =>
                        {
                            if (e.Result.Reason == ResultReason.RecognizedSpeech)
                            {
                                Console.WriteLine($"RECOGNIZED: Text={e.Result.Text}");
                            }
                            else if (e.Result.Reason == ResultReason.NoMatch)
                            {
                                Console.WriteLine($"NOMATCH: Speech could not be recognized.");
                            }
                        };

                        recognizer.Canceled += (s, e) =>
                        {
                            Console.WriteLine($"CANCELED: Reason={e.Reason}");

                            if (e.Reason == CancellationReason.Error)
                            {
                                Console.WriteLine($"CANCELED: ErrorCode={e.ErrorCode}");
                                Console.WriteLine($"CANCELED: ErrorDetails={e.ErrorDetails}");
                                Console.WriteLine($"CANCELED: Did you update the subscription info?");
                            }

                            stopRecognition.TrySetResult(0);
                        };

                        recognizer.SessionStarted += (s, e) =>
                        {
                            Console.WriteLine("\nSession started event.");
                        };

                        recognizer.SessionStopped += (s, e) =>
                        {
                            Console.WriteLine("\nSession stopped event.");
                            Console.WriteLine("\nStop recognition.");
                            stopRecognition.TrySetResult(0);
                        };

                        // Starts continuous recognition. Uses StopContinuousRecognitionAsync() to stop recognition.
                        await recognizer.StartContinuousRecognitionAsync().ConfigureAwait(false);

                        // open and read the wave file and push the buffers into the recognizer
                        using (BinaryAudioStreamReader reader = Helper.CreateWavReader(@"whatstheweatherlike.wav"))
                        {
                            byte[] buffer = new byte[1000];
                            while (true)
                            {
                                var readSamples = reader.Read(buffer, (uint)buffer.Length);
                                if (readSamples == 0)
                                {
                                    break;
                                }
                                pushStream.Write(buffer, readSamples);
                            }
                        }
                        pushStream.Close();

                        // Waits for completion.
                        // Use Task.WaitAny to keep the task rooted.
                        Task.WaitAny(new[] { stopRecognition.Task });

                        // Stops recognition.
                        await recognizer.StopContinuousRecognitionAsync().ConfigureAwait(false);
                    }
                }
            }
        }
        // Translation using compressed file input.
        public static async Task TranslationWithFileCompressedInputAsync()
        {
            // <TranslationWithFileCompressedInputAsync>
            // Translation source language with compressed format.
            // Replace with a language of your choice.
            string fromLanguage = "en-US";

            // Creates an instance of a speech translation config with specified subscription key and service region.
            // Replace with your own subscription key and service region (e.g., "westus").
            var config = SpeechTranslationConfig.FromSubscription("YourSubscriptionKey", "YourServiceRegion");

            config.SpeechRecognitionLanguage = fromLanguage;

            // Translation target language(s).
            // Replace with language(s) of your choice.
            config.AddTargetLanguage("de");
            config.AddTargetLanguage("fr");

            var stopTranslation = new TaskCompletionSource <int>();

            // Creates a translation recognizer using file as audio input.
            using (var pushStream = AudioInputStream.CreatePushStream(AudioStreamFormat.GetCompressedFormat(AudioStreamContainerFormat.MP3)))
            {
                using (var audioInput = AudioConfig.FromStreamInput(pushStream))
                {
                    using (var recognizer = new TranslationRecognizer(config, audioInput))
                    {
                        // Subscribes to events.
                        recognizer.Recognizing += (s, e) =>
                        {
                            Console.WriteLine($"RECOGNIZING in '{fromLanguage}': Text={e.Result.Text}");
                            foreach (var element in e.Result.Translations)
                            {
                                Console.WriteLine($"    TRANSLATING into '{element.Key}': {element.Value}");
                            }
                        };

                        recognizer.Recognized += (s, e) =>
                        {
                            if (e.Result.Reason == ResultReason.TranslatedSpeech)
                            {
                                Console.WriteLine($"RECOGNIZED in '{fromLanguage}': Text={e.Result.Text}");
                                foreach (var element in e.Result.Translations)
                                {
                                    Console.WriteLine($"    TRANSLATED into '{element.Key}': {element.Value}");
                                }
                            }
                            else if (e.Result.Reason == ResultReason.RecognizedSpeech)
                            {
                                Console.WriteLine($"RECOGNIZED: Text={e.Result.Text}");
                                Console.WriteLine($"    Speech not translated.");
                            }
                            else if (e.Result.Reason == ResultReason.NoMatch)
                            {
                                Console.WriteLine($"NOMATCH: Speech could not be recognized.");
                            }
                        };

                        recognizer.Canceled += (s, e) =>
                        {
                            Console.WriteLine($"CANCELED: Reason={e.Reason}");

                            if (e.Reason == CancellationReason.Error)
                            {
                                Console.WriteLine($"CANCELED: ErrorCode={e.ErrorCode}");
                                Console.WriteLine($"CANCELED: ErrorDetails={e.ErrorDetails}");
                                Console.WriteLine($"CANCELED: Did you update the subscription info?");
                            }

                            stopTranslation.TrySetResult(0);
                        };

                        recognizer.SpeechStartDetected += (s, e) =>
                        {
                            Console.WriteLine("\nSpeech start detected event.");
                        };

                        recognizer.SpeechEndDetected += (s, e) =>
                        {
                            Console.WriteLine("\nSpeech end detected event.");
                        };

                        recognizer.SessionStarted += (s, e) =>
                        {
                            Console.WriteLine("\nSession started event.");
                        };

                        recognizer.SessionStopped += (s, e) =>
                        {
                            Console.WriteLine("\nSession stopped event.");
                            Console.WriteLine($"\nStop translation.");
                            stopTranslation.TrySetResult(0);
                        };

                        // Starts continuous recognition. Uses StopContinuousRecognitionAsync() to stop recognition.
                        Console.WriteLine("Start translation...");
                        await recognizer.StartContinuousRecognitionAsync().ConfigureAwait(false);

                        // Replace with your own audio file name.
                        using (BinaryAudioStreamReader reader = Helper.CreateBinaryFileReader(@"whatstheweatherlike.mp3"))
                        {
                            byte[] buffer = new byte[1000];
                            while (true)
                            {
                                var readSamples = reader.Read(buffer, (uint)buffer.Length);
                                if (readSamples == 0)
                                {
                                    break;
                                }
                                pushStream.Write(buffer, readSamples);
                            }
                        }
                        pushStream.Close();
                        // Waits for completion.
                        // Use Task.WaitAny to keep the task rooted.
                        Task.WaitAny(new[] { stopTranslation.Task });

                        // Stops translation.
                        await recognizer.StopContinuousRecognitionAsync().ConfigureAwait(false);
                    }
                }
            }
            // </TranslationWithFileCompressedInputAsync>
        }