texttospeech.h

一个用vc写成的手写数字识别的例子

// Text2Speech.h: interface for the CText2Speech class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_TEXTTOSPEECH_H__7885A537_6324_44E7_9496_C58F79810737__INCLUDED_)
#define AFX_TEXTTOSPEECH_H__7885A537_6324_44E7_9496_C58F79810737__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

///////////////////////////////////////////////////////////////
// active speech engine
//
#include <atlbase.h>
extern CComModule _Module;
#include <atlcom.h>
#include "sapi.h"
#include <sphelper.h>

///////////////////////////////////////////////////////////////
// speech message
//
#define WM_SPEVENT	WM_USER+101

///////////////////////////////////////////////////////////////
// text-to-speech class
//
class CASRTextToSpeech  
{
public:
	CASRTextToSpeech();
	virtual ~CASRTextToSpeech();

	// initialize
	HRESULT Init(HWND hWnd = NULL);
	void Close();

	// speak
	HRESULT Speak(const WCHAR   *pwcs, DWORD dwFlags,ULONG *pulStreamNumber=NULL);
	HRESULT SpeakText(CString strText, DWORD dwFlags = SPF_ASYNC|SPF_IS_NOT_XML);
	HRESULT SpeakXML(CString strXMLText, DWORD dwFlags = SPF_ASYNC|SPF_IS_XML);
	HRESULT SpeakTextFile(CString strTextPath);
	HRESULT SpeakXMLFile(CString strXMLPath);
	HRESULT SpeakFromWAV(CString strPathWAV);
	HRESULT SpeakToWAV(CString strText,CString strPathWAV);

	HRESULT Pause();
	HRESULT Resume();

	// rate
	HRESULT SetRate(long lRateAdjust);
	HRESULT GetRate(long* plRateAdjust);

	// volume
	HRESULT SetVolume(USHORT usVolume);
	HRESULT GetVolume(USHORT* pusVolume);

	// voice
	ULONG	GetVoiceCount();
	HRESULT GetVoice(WCHAR **ppszDescription, ULONG lIndex = -1);
	HRESULT SetVoice(WCHAR **ppszDescription);

	// error string
	CString GetLastError()
	{
		return m_strLastError;
	}

	void ShowLastError()
	{
		MessageBox(NULL,m_strLastError,"错误",NULL);
	}
	// get ComPtr
	CComPtr<ISpVoice> GetSpeechVoice()
	{
		return m_IpVoice;
	}

	HRESULT SetAudio(SPSTREAMFORMAT eFmt);

private:
	// interface
	CComPtr<ISpVoice> m_IpVoice;
	CComPtr<ISpAudio> m_cpOutAudio;

	CString m_strLastError;
};

#endif // !defined(AFX_TEXT2SPEECH_H__7885A537_6324_44E7_9496_C58F79810737__INCLUDED_)