@euirim/microsoft-cognitiveservices-speech-sdk/distrib/lib/src/sdk/SpeechRecognizer.d.ts.map

Microsoft Cognitive Services Speech SDK for JavaScript

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All rights reserved.\n// Licensed under the MIT license.\n\nimport {\n    IAuthentication,\n    IConnectionFactory,\n    OutputFormatPropertyName,\n    RecognitionMode,\n    RecognizerConfig,\n    ServiceRecognizerBase,\n    SpeechServiceConfig,\n    SpeechServiceRecognizer,\n} from \"../common.speech/Exports\";\nimport { SpeechConnectionFactory } from \"../common.speech/SpeechConnectionFactory\";\nimport { AudioConfigImpl } from \"./Audio/AudioConfig\";\nimport { Contracts } from \"./Contracts\";\nimport {\n    AudioConfig,\n    KeywordRecognitionModel,\n    OutputFormat,\n    PropertyCollection,\n    PropertyId,\n    Recognizer,\n    SpeechRecognitionCanceledEventArgs,\n    SpeechRecognitionEventArgs,\n    SpeechRecognitionResult,\n} from \"./Exports\";\nimport { SpeechConfig, SpeechConfigImpl } from \"./SpeechConfig\";\n\n/**\n * Performs speech recognition from microphone, file, or other audio input streams, and gets transcribed text as result.\n * @class SpeechRecognizer\n */\nexport class SpeechRecognizer extends Recognizer {\n    private privDisposedSpeechRecognizer: boolean;\n\n    /**\n     * SpeechRecognizer constructor.\n     * @constructor\n     * @param {SpeechConfig} speechConfig - An set of initial properties for this recognizer\n     * @param {AudioConfig} audioConfig - An optional audio configuration associated with the recognizer\n     */\n    public constructor(speechConfig: SpeechConfig, audioConfig?: AudioConfig) {\n        const speechConfigImpl: SpeechConfigImpl = speechConfig as SpeechConfigImpl;\n        Contracts.throwIfNull(speechConfigImpl, \"speechConfig\");\n\n        Contracts.throwIfNullOrWhitespace(\n            speechConfigImpl.properties.getProperty(PropertyId.SpeechServiceConnection_RecoLanguage),\n            PropertyId[PropertyId.SpeechServiceConnection_RecoLanguage]);\n\n        super(audioConfig, speechConfigImpl.properties, new SpeechConnectionFactory());\n        this.privDisposedSpeechRecognizer = false;\n    }\n\n    /**\n     * The event recognizing signals that an intermediate recognition result is received.\n     * @member SpeechRecognizer.prototype.recognizing\n     * @function\n     * @public\n     */\n    public recognizing: (sender: Recognizer, event: SpeechRecognitionEventArgs) => void;\n\n    /**\n     * The event recognized signals that a final recognition result is received.\n     * @member SpeechRecognizer.prototype.recognized\n     * @function\n     * @public\n     */\n    public recognized: (sender: Recognizer, event: SpeechRecognitionEventArgs) => void;\n\n    /**\n     * The event canceled signals that an error occurred during recognition.\n     * @member SpeechRecognizer.prototype.canceled\n     * @function\n     * @public\n     */\n    public canceled: (sender: Recognizer, event: SpeechRecognitionCanceledEventArgs) => void;\n\n    /**\n     * Gets the endpoint id of a customized speech model that is used for speech recognition.\n     * @member SpeechRecognizer.prototype.endpointId\n     * @function\n     * @public\n     * @returns {string} the endpoint id of a customized speech model that is used for speech recognition.\n     */\n    public get endpointId(): string {\n        Contracts.throwIfDisposed(this.privDisposedSpeechRecognizer);\n\n        return this.properties.getProperty(PropertyId.SpeechServiceConnection_EndpointId, \"00000000-0000-0000-0000-000000000000\");\n    }\n\n    /**\n     * Gets the authorization token used to communicate with the service.\n     * @member SpeechRecognizer.prototype.authorizationToken\n     * @function\n     * @public\n     * @returns {string} Authorization token.\n     */\n    public get authorizationToken(): string {\n        return this.properties.getProperty(PropertyId.SpeechServiceAuthorization_Token);\n    }\n\n    /**\n     * Gets/Sets the authorization token used to communicate with the service.\n     * @member SpeechRecognizer.prototype.authorizationToken\n     * @function\n     * @public\n     * @param {string} token - Authorization token.\n     */\n    public set authorizationToken(token: string) {\n        Contracts.throwIfNullOrWhitespace(token, \"token\");\n        this.properties.setProperty(PropertyId.SpeechServiceAuthorization_Token, token);\n    }\n\n    /**\n     * Gets the spoken language of recognition.\n     * @member SpeechRecognizer.prototype.speechRecognitionLanguage\n     * @function\n     * @public\n     * @returns {string} The spoken language of recognition.\n     */\n    public get speechRecognitionLanguage(): string {\n        Contracts.throwIfDisposed(this.privDisposedSpeechRecognizer);\n\n        return this.properties.getProperty(PropertyId.SpeechServiceConnection_RecoLanguage);\n    }\n\n    /**\n     * Gets the output format of recognition.\n     * @member SpeechRecognizer.prototype.outputFormat\n     * @function\n     * @public\n     * @returns {OutputFormat} The output format of recognition.\n     */\n    public get outputFormat(): OutputFormat {\n        Contracts.throwIfDisposed(this.privDisposedSpeechRecognizer);\n\n        if (this.properties.getProperty(OutputFormatPropertyName, OutputFormat[OutputFormat.Simple]) === OutputFormat[OutputFormat.Simple]) {\n            return OutputFormat.Simple;\n        } else {\n            return OutputFormat.Detailed;\n        }\n    }\n\n    /**\n     * The collection of properties and their values defined for this SpeechRecognizer.\n     * @member SpeechRecognizer.prototype.properties\n     * @function\n     * @public\n     * @returns {PropertyCollection} The collection of properties and their values defined for this SpeechRecognizer.\n     */\n    public get properties(): PropertyCollection {\n        return this.privProperties;\n    }\n\n    /**\n     * Starts speech recognition, and stops after the first utterance is recognized.\n     * The task returns the recognition text as result.\n     * Note: RecognizeOnceAsync() returns when the first utterance has been recognized,\n     *       so it is suitable only for single shot recognition\n     *       like command or query. For long-running recognition, use StartContinuousRecognitionAsync() instead.\n     * @member SpeechRecognizer.prototype.recognizeOnceAsync\n     * @function\n     * @public\n     * @param cb - Callback that received the SpeechRecognitionResult.\n     * @param err - Callback invoked in case of an error.\n     */\n    public recognizeOnceAsync(cb?: (e: SpeechRecognitionResult) => void, err?: (e: string) => void): void {\n        try {\n            Contracts.throwIfDisposed(this.privDisposedSpeechRecognizer);\n\n            this.implRecognizerStop();\n\n            this.implRecognizerStart(RecognitionMode.Interactive, (e: SpeechRecognitionResult) => {\n                this.implRecognizerStop();\n                if (!!cb) {\n                    cb(e);\n                }\n            }, (e: string) => {\n                this.implRecognizerStop();\n                if (!!err) {\n                    err(e);\n                }\n            });\n        } catch (error) {\n            if (!!err) {\n                if (error instanceof Error) {\n                    const typedError: Error = error as Error;\n                    err(typedError.name + \": \" + typedError.message);\n                } else {\n                    err(error);\n                }\n            }\n\n            // Destroy the recognizer.\n            this.dispose(true);\n        }\n    }\n\n    /**\n     * Starts speech recognition, until stopContinuousRecognitionAsync() is called.\n     * User must subscribe to events to receive recognition results.\n     * @member SpeechRecognizer.prototype.startContinuousRecognitionAsync\n     * @function\n     * @public\n     * @param cb - Callback invoked once the recognition has started.\n     * @param err - Callback invoked in case of an error.\n     */\n    public startContinuousRecognitionAsync(cb?: () => void, err?: (e: string) => void): void {\n        try {\n            Contracts.throwIfDisposed(this.privDisposedSpeechRecognizer);\n\n            this.implRecognizerStop();\n\n            this.implRecognizerStart(RecognitionMode.Conversation, undefined, undefined);\n\n            // report result to promise.\n            if (!!cb) {\n                try {\n                    cb();\n                } catch (e) {\n                    if (!!err) {\n                        err(e);\n                    }\n                }\n                cb = undefined;\n            }\n        } catch (error) {\n            if (!!err) {\n                if (error instanceof Error) {\n                    const typedError: Error = error as Error;\n                    err(typedError.name + \": \" + typedError.message);\n                } else {\n                    err(error);\n                }\n            }\n\n            // Destroy the recognizer.\n            this.dispose(true);\n        }\n    }\n\n    /**\n     * Stops continuous speech recognition.\n     * @member SpeechRecognizer.prototype.stopContinuousRecognitionAsync\n     * @function\n     * @public\n     * @param cb - Callback invoked once the recognition has stopped.\n     * @param err - Callback invoked in case of an error.\n     */\n    public stopContinuousRecognitionAsync(cb?: () => void, err?: (e: string) => void): void {\n        try {\n            Contracts.throwIfDisposed(this.privDisposedSpeechRecognizer);\n\n            this.implRecognizerStop();\n\n            if (!!cb) {\n                try {\n                    cb();\n                } catch (e) {\n                    if (!!err) {\n                        err(e);\n                    }\n                }\n            }\n        } catch (error) {\n            if (!!err) {\n                if (error instanceof Error) {\n                    const typedError: Error = error as Error;\n                    err(typedError.name + \": \" + typedError.message);\n                } else {\n                    err(error);\n                }\n            }\n\n            // Destroy the recognizer.\n            this.dispose(true);\n        }\n    }\n\n    /**\n     * Starts speech recognition with keyword spotting, until\n     * stopKeywordRecognitionAsync() is called.\n     * User must subscribe to events to receive recognition results.\n     * Note: Key word spotting functionality is only available on the\n     *      Speech Devices SDK. This functionality is currently not included in the SDK itself.\n     * @member SpeechRecognizer.prototype.startKeywordRecognitionAsync\n     * @function\n     * @public\n     * @param {KeywordRecognitionModel} model The keyword recognition model that\n     *        specifies the keyword to be recognized.\n     * @param cb - Callback invoked once the recognition has started.\n     * @param err - Callback invoked in case of an error.\n     */\n    public startKeywordRecognitionAsync(model: KeywordRecognitionModel, cb?: () => void, err?: (e: string) => void): void {\n        Contracts.throwIfNull(model, \"model\");\n\n        if (!!err) {\n            err(\"Not yet implemented.\");\n        }\n    }\n\n    /**\n     * Stops continuous speech recognition.\n     * Note: Key word spotting functionality is only available on the\n     *       Speech Devices SDK. This functionality is currently not included in the SDK itself.\n     * @member SpeechRecognizer.prototype.stopKeywordRecognitionAsync\n     * @function\n     * @public\n     * @param cb - Callback invoked once the recognition has stopped.\n     * @param err - Callback invoked in case of an error.\n     */\n    public stopKeywordRecognitionAsync(cb?: () => void, err?: (e: string) => void): void {\n        if (!!cb) {\n            cb();\n        }\n    }\n\n    /**\n     * closes all external resources held by an instance of this class.\n     * @member SpeechRecognizer.prototype.close\n     * @function\n     * @public\n     */\n    public close(): void {\n        Contracts.throwIfDisposed(this.privDisposedSpeechRecognizer);\n\n        this.dispose(true);\n    }\n\n    /**\n     * Disposes any resources held by the object.\n     * @member SpeechRecognizer.prototype.dispose\n     * @function\n     * @public\n     * @param {boolean} disposing - true if disposing the object.\n     */\n    protected dispose(disposing: boolean): void {\n        if (this.privDisposedSpeechRecognizer) {\n            return;\n        }\n\n        if (disposing) {\n            this.implRecognizerStop();\n            this.privDisposedSpeechRecognizer = true;\n        }\n\n        super.dispose(disposing);\n    }\n\n    protected createRecognizerConfig(speechConfig: SpeechServiceConfig): RecognizerConfig {\n        return new RecognizerConfig(\n            speechConfig,\n            this.properties);\n    }\n\n    protected createServiceRecognizer(\n        authentication: IAuthentication,\n        connectionFactory: IConnectionFactory,\n        audioConfig: AudioConfig,\n        recognizerConfig: RecognizerConfig): ServiceRecognizerBase {\n        const configImpl: AudioConfigImpl = audioConfig as AudioConfigImpl;\n        return new SpeechServiceRecognizer(authentication, connectionFactory, configImpl, recognizerConfig, this);\n    }\n}\n"]}