Using speech recognition and speech synthesis technology in. netTo use Speech recognition and Speech synthesis technology in. net, you need to use Microsoft's Speech
Based on Windows Embedded standard and Windows Embedded XP, if you need to add the speech recognition and speech reading functions, you need the support of the following components.
Speech Control Panel:
You can add a voice control icon to the control panel. You can use this function to select or configure
Chinese in. NET, the English voice has better support, but the Chinese voice support has not yet joined in, we want to achieve Chinese pronunciation or Chinese speech recognition, must first install the Microsoft Speech Application SDK (SASDK), its latest version is SAPI 5.1 He can identify three languages in Chinese,
Lib folder to the project directory, and then in the project configuration file [Build phases]-[link Binary with Libraries], [addother ]2 Confirm SDK PathSearch for "Head" in the config file to find [Framework Search Paths], click to view the path of the SDK is not the absolute path, if it is the same, then there is no problem. This step is to ensure that the path to the
Speakenglishi method; As to how to judge whether a character is English or Chinese, I am using the method of judging the ASC code, the concrete class method is implemented through Analysespeak.
In this way, for a piece of Chinese and English mixed text, we simply pass it as a parameter to the Analysespeak, he can complete the mixed pronunciation in English and Chinese.
Of course, for the pronunciation of the tentative, continue, stop and other operations, the above also gives a simple method
Preparation
In. NetUsing speech recognition and speech synthesis technologiesMicrosoftSpeech SDKIf you wantWebApplicationProgram, You needSpeech application SDK. WhereSpeech SDKYou canHttp://www.microsoft.com/speech/download/sdk51/Download, which has two filesSpeech sdks 5
Because of the project needs, these days are trying to use the Baidu Speech API for speech recognition. but the recognition is "Ah, oh" or something, I cried. Here I just share this process, the error is that the post voice data is now the piece, it may be a conversion problem it.API Request Address:: Http://vop.baidu.
multiple speakers and having a large vocabulary that identifies multiple languages.The first part of speech recognition is of course voice. With a microphone, the voice is converted from a physical sound to an electrical signal and then converted to data via an analog-to-digital converter. Once digitized, several models can be used to transcribe audio into text.Most modern
First search http://ai.baidu.com/to enter the official website.Drop down to find Baidu voice:Then create a voice app:After you manage your app:Speech synthesis:Then create a new py file: fromAipImportaipspeechapp_id='14454183'Api_key='TXNUGCISENVEB93I70ESWWB4'Secret_key='Dzdok3dcueuxe28atfgioqzxvd91bmqu'Client=Aipspeech (app_id, Api_key, Secret_key) Res= Client.synthesis ('If I love you', options={ "Vol.": 8, "Pit": 8, "SPD": 5, "per": 4}) with open ("Audio.mp3",'WB') as F:f.write (r
I. Introduction
The implementation of embedded speech recognition technology in the 251 kernel.
Abbreviations and terminologies
Release
Specific person isolated word Speech Recognition
Voice recognition of exclusive words
Endpoi
C # Speech Recognition (text to speech, voice to text)Recently intends to study the speech recognition, but found that there is very little C # on the Internet, the complete code to put their own learning experience, and share with you.Download API:1) SpeechSDK51.exe (67.0 M
2.1 Decision Tree Marginalization
Now the basic process of decision tree marginalization has been understood
briefly describes:
This decision tree is a hmm synthesis decision tree
The given Triphone callout is: r-ih+z
Then, based on the given Triphone annotation, take advantage of the current speech synthesis Model, to infer the model of the speech
In recent projects, we need to study the speech recognition function. It is very interesting to find a lot of materials to learn. This article is recorded by referring to an article on the Internet, google speech recognition engine is primarily used from the user's perspective and has nothing to do with code.
Voice Se
The following are all copied, hahaha 1.mel Frequency: is to mimic the perception of the human ear to different frequencies of speech.
Humans have different perceptual abilities for different frequencies of speech: 1kHz or less, linear relationship with frequency, and logarithmic relationship to the frequency of 1kHz. The higher the frequency, the worse the perceptual ability. Therefore, in the app
An interesting thing that may be used in the future.
C # Speech Recognition: In the namespace system. Speech, speechsynthesizer can convert text into speech.
Paste the Code:
Public partial class form1: FORM {private speechsynthesizer SS; Public form1 () {initializecomponent ();} private void form1_load (Object sender
Many of WP 8.1's content is still in an unknown state. Therefore, the speech recognition mentioned in this article is based on WP8 and similar in 8.1. It is also implemented using runtime APIs, if you do not know what the Runtime API is, it does not affect learning and development, because after VS creates a project, it will reference all the libraries by default.
In this article, we will start with a simpl
speeches.
Using the main steps of the Microsoft Speech SDK 5.1 for speech recognition development in MFC, take the speech API 5.1+VC6 as an example:
1. Initialize COM portTypically, in subclasses of CWinApp, call the CoInitializeEx function for COM initialization with the f
(cpoldstream);if (hr = = S_OK){hr = Originalfmt.assignformat (Cpoldstream);}Elsehr = E_FAIL;Create a WAV file using the functions provided in Sphelper.hif (SUCCEEDED (HR)){hr = Spbindtofile (M_szwfilename, Spfm_create_always, cpwavstream,originalfmt.formatid (), originalfmt.waveformatexptr ());}if (SUCCEEDED (HR)){Set the output of the sound to a WAV file instead of speakersM_cpvoice->setoutput (Cpwavstream, TRUE);}Sound Setting Range 0--100M_cpvoice->setvolume (Uvolume);Set
Speech recognition technology is the technology that enables a machine to turn a voice signal into a corresponding text or command by identifying and understanding the process .
Embedded products based on speech recognition chip are also more and more, such as sensory Company's RSC series
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