C++语音识别接口（Microsoft Speech SDK）简单清晰的示范代码+教程

//------------------------------------------------------------------------------ // <copyright file="BodyBasics.cpp" company="Microsoft"> // Copyright (c) Microsoft Corporation. All rights reserved. // </copyright> //------------------------------------------------------------------------------ #include "stdafx.h" #include <strsafe.h> #include "resource.h" #include "BodyBasics.h" using namespace std; /// <summary> /// Entry point for the application /// </summary> /// <param name="hInstance">handle to the application instance</param> /// <param name="hPrevInstance">always 0</param> /// <param name="lpCmdLine">command line arguments</param> /// <param name="nCmdShow">whether to display minimized, maximized, or normally</param> /// <returns>status</returns> int APIENTRY wWinMain( _In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPWSTR lpCmdLine, _In_ int nShowCmd ) { UNREFERENCED_PARAMETER(hPrevInstance); UNREFERENCED_PARAMETER(lpCmdLine); CBodyBasics application; application.Run(hInstance, nShowCmd); } /// <summary> /// Constructor /// </summary> CBodyBasics::CBodyBasics() { } /// <summary> /// Destructor /// </summary> CBodyBasics::~CBodyBasics() { m_cpRecoEngine.Release();//释放语音引擎 m_cpRecoCtxt.Release(); m_cpCmdGrammar.Release(); m_cpAudio.Release(); } /// <summary> /// Creates the main window and begins processing /// </summary> /// <param name="hInstance">handle to the application instance</param> /// <param name="nCmdShow">whether to display minimized, maximized, or normally</param> int CBodyBasics::Run(HINSTANCE hInstance, int nCmdShow) { MSG msg = {0}; WNDCLASS wc; // Dialog custom window class ZeroMemory(&wc, sizeof(wc)); wc.style = CS_HREDRAW | CS_VREDRAW; wc.cbWndExtra = DLGWINDOWEXTRA; wc.hCursor = LoadCursorW(NULL, IDC_ARROW); wc.hIcon = LoadIconW(hInstance, MAKEINTRESOURCE(IDI_APP)); wc.lpfnWndProc = DefDlgProcW; wc.lpszClassName = L"BodyBasicsAppDlgWndClass"; if (!RegisterClassW(&wc)) { return 0; } // Create main application window HWND hWndApp = CreateDialogParamW( NULL, MAKEINTRESOURCE(IDD_APP), NULL, (DLGPROC)CBodyBasics::MessageRouter, reinterpret_cast<LPARAM>(this)); // Show window ShowWindow(hWndApp, nCmdShow); // Main message loop while (WM_QUIT != msg.message) { while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE)) { // If a dialog message will be taken care of by the dialog proc if (hWndApp && IsDialogMessageW(hWndApp, &msg)) { continue; } TranslateMessage(&msg); DispatchMessageW(&msg); } } return static_cast<int>(msg.wParam); } /// <summary> /// Handles window messages, passes most to the class instance to handle /// </summary> /// <param name="hWnd">window message is for</param> /// <param name="uMsg">message</param> /// <param name="wParam">message data</param> /// <param name="lParam">additional message data</param> /// <returns>result of message processing</returns> LRESULT CALLBACK CBodyBasics::MessageRouter(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { CBodyBasics* pThis = NULL; if (WM_INITDIALOG == uMsg) { pThis = reinterpret_cast<CBodyBasics*>(lParam); SetWindowLongPtr(hWnd, GWLP_USERDATA, reinterpret_cast<LONG_PTR>(pThis)); } else { pThis = reinterpret_cast<CBodyBasics*>(::GetWindowLongPtr(hWnd, GWLP_USERDATA)); } if (pThis) { return pThis->DlgProc(hWnd, uMsg, wParam, lParam); } return 0; } /// <summary> /// Handle windows messages for the class instance /// </summary> /// <param name="hWnd">window message is for</param> /// <param name="uMsg">message</param> /// <param name="wParam">message data</param> /// <param name="lParam">additional message data</param> /// <returns>result of message processing</returns> LRESULT CALLBACK CBodyBasics::DlgProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) { UNREFERENCED_PARAMETER(wParam); UNREFERENCED_PARAMETER(lParam); switch (message) { case WM_INITDIALOG: { // Bind application window handle m_hWnd = hWnd; // Init MSS MSSListen(); MSSSpeak(LPCTSTR(_T("您需要帮助吗 "))); } break; // If the titlebar X is clicked, destroy app case WM_CLOSE: DestroyWindow(hWnd); break; case WM_DESTROY: // Quit the main message pump PostQuitMessage(0); break; } USES_CONVERSION; CSpEvent event; if (m_cpRecoCtxt) { while (event.GetFrom(m_cpRecoCtxt) == S_OK){ switch (event.eEventId) { case SPEI_RECOGNITION: { //识别出了语音 m_bGotReco = TRUE; static const WCHAR wszUnrecognized[] = L"<Unrecognized>"; CSpDynamicString dstrText; ////取得识别结果 if (FAILED(event.RecoResult()->GetText(SP_GETWHOLEPHRASE, SP_GETWHOLEPHRASE, TRUE, &dstrText, NULL))) { dstrText = wszUnrecognized; } BSTR SRout; dstrText.CopyToBSTR(&SRout); CString Recstring; Recstring.Empty(); Recstring = SRout; if (Recstring == "发短信") { //MessageBox(NULL, (LPCWSTR)L"好的", (LPCWSTR)L"提示", MB_OK); MSSSpeak(LPCTSTR(_T("好，马上发短信！"))); } else if (Recstring == "李雷") { MSSSpeak(LPCTSTR(_T("好久没看见他了，真是 long time no see"))); } } break; } } } return FALSE; } //文字转语音 void CBodyBasics::MSSSpeak(LPCTSTR speakContent) { ISpVoice *pVoice = NULL; //初始化COM接口 if (FAILED(::CoInitialize(NULL))) MessageBox(NULL, (LPCWSTR)L"COM接口初始化失败！", (LPCWSTR)L"提示", MB_ICONWARNING | MB_CANCELTRYCONTINUE | MB_DEFBUTTON2); //获取SpVoice接口 HRESULT hr = CoCreateInstance(CLSID_SpVoice, NULL, CLSCTX_ALL, IID_ISpVoice, (void**)&pVoice); if (SUCCEEDED(hr)) { pVoice->SetVolume((USHORT)100); //设置音量，范围是 0 -100 pVoice->SetRate(2); //设置速度，范围是 -10 - 10 hr = pVoice->Speak(speakContent, 0, NULL); pVoice->Release(); pVoice = NULL; } //释放com资源 ::CoUninitialize(); } //语音转文字 void CBodyBasics::MSSListen() { //初始化COM接口 if (FAILED(::CoInitialize(NULL))) MessageBox(NULL, (LPCWSTR)L"COM接口初始化失败！", (LPCWSTR)L"提示", MB_ICONWARNING | MB_CANCELTRYCONTINUE | MB_DEFBUTTON2); HRESULT hr = m_cpRecoEngine.CoCreateInstance(CLSID_SpSharedRecognizer);//创建Share型识别引擎 if (SUCCEEDED(hr)) { hr = m_cpRecoEngine->CreateRecoContext(&m_cpRecoCtxt);//创建识别上下文接口 hr = m_cpRecoCtxt->SetNotifyWindowMessage(m_hWnd, WM_RECORD, 0, 0);//设置识别消息 const ULONGLONG ullInterest = SPFEI(SPEI_SOUND_START) | SPFEI(SPEI_SOUND_END) | SPFEI(SPEI_RECOGNITION);//设置我们感兴趣的事件 hr = m_cpRecoCtxt->SetInterest(ullInterest, ullInterest); hr = SpCreateDefaultObjectFromCategoryId(SPCAT_AUDIOIN, &m_cpAudio); m_cpRecoEngine->SetInput(m_cpAudio, true); //创建语法规则 //dictation听说式 //hr = m_cpRecoCtxt->CreateGrammar(GIDDICTATION, &m_cpDictationGrammar); //if (SUCCEEDED(hr)) //{ // hr = m_cpDictationGrammar->LoadDictation(NULL, SPLO_STATIC);//加载词典 //} //C&C命令式，此时语法文件使用xml格式 ullGrammerID = 1000; hr = m_cpRecoCtxt->CreateGramma