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/*$Id: tcldtk.c,v 24.0 2006/05/03 02:54:04 raman Exp $*/
/* <copyright*/
/**
*Copyright (C) 1995 -- 2003, T. V. Raman
*All Rights Reserved
*
* This file is not part of GNU Emacs, but the same permissions apply.
*
* GNU Emacs is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* GNU Emacs is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Emacs; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* > */
/* <headers*/
#include <tcl8.3/tcl.h>
#include <dtk/ttsapi.h>
#define PACKAGENAME "tts"
#define PACKAGEVERSION "1.0"
/* > */
/* <prototypes*/
#define EXPORT
extern EXPORT int Tcldtk_Init (Tcl_Interp * interp);
int Say (ClientData, Tcl_Interp *, int, Tcl_Obj * CONST[]);
int Stop (ClientData, Tcl_Interp *, int, Tcl_Obj * CONST[]);
int Synchronize (ClientData, Tcl_Interp *, int, Tcl_Obj * CONST[]);
int Pause (ClientData, Tcl_Interp *, int, Tcl_Obj * CONST[]);
int Resume (ClientData, Tcl_Interp *, int, Tcl_Obj * CONST[]);
/* > */
/* <closing down*/
void
TclDtkFree (ClientData dtkHandle)
{
if (TextToSpeechShutdown (dtkHandle) != MMSYSERR_NOERROR)
fprintf (stderr, "TextToSpeechShutdown failed.\n");
}
/* > */
/* <init*/
int
Tcldtk_Init (Tcl_Interp * interp)
{
int status;
LPTTS_HANDLE_T dtkHandle;
unsigned int devNo = WAVE_MAPPER;
DWORD devOptions = 0;
devOptions |= WAVE_OPEN_SHAREABLE;
devOptions |= WAVE_FORMAT_1S16;
if (Tcl_PkgProvide (interp, PACKAGENAME, PACKAGEVERSION) != TCL_OK)
{
Tcl_AppendResult (interp, "Error loading ", PACKAGENAME, NULL);
return TCL_ERROR;
}
fprintf (stderr, "Calling tts startup.\n");
status = TextToSpeechStartup (&dtkHandle, devNo, devOptions, NULL, 0);
fprintf (stderr, "tts startup returned %d\n", status);
switch (status)
{
case MMSYSERR_NODRIVER:
Tcl_AppendResult (interp,
"TTS: Could not find any wave devices\n", NULL);
return TCL_ERROR;
break;
case MMSYSERR_NOTENABLED:
Tcl_AppendResult (interp, "TTS: DECtalk license not found.\n", NULL);
return TCL_ERROR;
break;
case MMSYSERR_ALLOCATED:
Tcl_AppendResult (interp,
"TTS: DECtalk has exceeded license quota.\n", NULL);
return TCL_ERROR;
break;
case MMSYSERR_NOERROR:
break;
default:
Tcl_AppendResult (interp, "\n%s: TextToSpeechStartup failed, \n", NULL);
return TCL_ERROR;
}
if (dtkHandle == NULL)
{
Tcl_AppendResult (interp, "Could not open text-to-speech engine", NULL);
return TCL_ERROR;
}
Tcl_CreateObjCommand (interp, "say", Say, (ClientData) dtkHandle,
TclDtkFree);
Tcl_CreateObjCommand (interp, "synth", Say, (ClientData) dtkHandle, NULL);
Tcl_CreateObjCommand (interp, "synchronize", Synchronize,
(ClientData) dtkHandle, TclDtkFree);
Tcl_CreateObjCommand (interp, "stop", Stop, (ClientData) dtkHandle,
TclDtkFree);
Tcl_CreateObjCommand (interp, "pause", Pause, (ClientData)
dtkHandle, TclDtkFree);
Tcl_CreateObjCommand (interp, "resume", Resume, (ClientData) dtkHandle,
TclDtkFree);
return TCL_OK;
}
/* > */
/* <say*/
int
Say (ClientData dtkHandle, Tcl_Interp * interp, int objc,
Tcl_Obj * CONST objv[])
{
int i, rc, length;
DWORD dwFlags = 0;
for (i = 1; i < objc; i++)
{
char *txt = Tcl_GetStringFromObj (objv[i], &length);
if (Tcl_StringMatch (txt, "-reset"))
{
TextToSpeechReset (dtkHandle, 0);
}
else
{
if (TextToSpeechSpeak (dtkHandle,
Tcl_GetStringFromObj (objv[i], NULL),
dwFlags) != MMSYSERR_NOERROR)
{
Tcl_SetResult (interp, "Internal tts error", TCL_STATIC);
return TCL_ERROR;
}
}
}
if (Tcl_StringMatch (Tcl_GetStringFromObj (objv[0], NULL), "synth"))
{
rc = TextToSpeechSpeak (dtkHandle, "", TTS_FORCE);
if (rc != MMSYSERR_NOERROR)
{
Tcl_SetResult (interp, "Internal tts synth error", TCL_STATIC);
return TCL_ERROR;
}
}
return TCL_OK;
}
/* > */
/* < sync*/
int
Synchronize (ClientData dtkHandle, Tcl_Interp * interp,
int objc, Tcl_Obj * CONST objv[])
{
int rc = TextToSpeechSync (dtkHandle);
if (!rc)
{
Tcl_SetResult (interp, "Internal tts synth error", TCL_STATIC);
return TCL_ERROR;
}
return TCL_OK;
}
/* > */
/* <stop*/
int
Stop (ClientData dtkHandle, Tcl_Interp * interp, int objc,
Tcl_Obj * CONST objv[])
{
TextToSpeechReset (dtkHandle, FALSE);
TextToSpeechSpeak (dtkHandle,
"[:phoneme arpabet speak on :say clause]", TTS_NORMAL);
return TCL_OK;
}
/* > */
/* < pause and resume */
int
Pause (ClientData dtkHandle, Tcl_Interp * interp, int objc,
Tcl_Obj * CONST objv[])
{
if (TextToSpeechPause (dtkHandle) == 0)
{ /*paused successfully */
return TCL_OK;
}
else
{
Tcl_SetResult (interp, "Could not pause synthesis", TCL_STATIC);
return TCL_ERROR;
}
}
int
Resume (ClientData dtkHandle, Tcl_Interp * interp, int objc,
Tcl_Obj * CONST objv[])
{
if (TextToSpeechResume (dtkHandle) == 0)
return TCL_OK;
Tcl_SetResult (interp, "Could not resume synthesis", TCL_STATIC);
return TCL_ERROR;
}
/* > */
/* <end of file*/
/* local variables: */
/* folded-file: t */
/* end: */
/* > */
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