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/*
* FPMs-TCTS SOFTWARE LIBRARY
*
*
* Copyright (c) 1995-2018 Faculte Polytechnique de Mons (TCTS lab)
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* File: multichannel.h
* Purpose: multichannel Mbrola synthesis
* Authors: Pagel Vincent
* Email : mbrola@tcts.fpms.ac.be
*
* 22/06/98: Created. Replace old library.c
* One should either use multichannel or onechannel front end
* depending on end-user or telecom applications
*/
#ifndef _MULTICHANNEL_H
#define _MULTICHANNEL_H
#include "database.h"
#include "mbrola.h"
#include "parser.h"
Database* DLL_EXPORT init_DatabaseMBR2(char* dbaname, char* rename, char* clone);
/*
* Give the name of the file containing the database, and parameters to
* rename of clone phoneme names
*
* NULL on rename or clone means no modification to the database
*/
Database* DLL_EXPORT copyconstructor_DatabaseMBR2(Database* dba);
/* Creates a copy of a diphone database so that many synthesis engine
* can use the same database at the same time (duplicate the file handler)
*
* Highly recommended with multichannel mbrola, unless you can guaranty
* mutually exclusive access to the getdiphone function
*/
void DLL_EXPORT close_DatabaseMBR2(Database* dba);
/* Release the memory */
void DLL_EXPORT close_ParserMBR2(Parser* pars);
/*
* Release the memory of the polymorphic type
*/
Mbrola* DLL_EXPORT init_MBR2(Database* db, Parser* parse);
/* Kick start the engine. Returning NULL means error */
void DLL_EXPORT close_MBR2(Mbrola* mb);
/* Free everything */
int DLL_EXPORT reset_MBR2(Mbrola* mb);
/*
* Reset the pho buffer with residual commands -> used as a kind of
* "panic" flush when a sentence is interrupted either with the stop
* button, or in case of error
* Return false in case of failure
*/
int DLL_EXPORT readtype_MBR2(Mbrola* mb, void *buffer_out, int nb_wanted, AudioType sample_type);
/*
* Reads nb_wanted samples in an audio buffer
* Returns the effective number of samples read
*/
int DLL_EXPORT getDatabaseInfo_MBR2(Mbrola* mb,char *msg,int nb_wanted,int index);
/* Retrieve the ith info message, NULL means get the size */
void DLL_EXPORT setFreq_MBR2(Mbrola* mb,int freq);
/* Set the freq and voice ratio */
int DLL_EXPORT getFreq_MBR2(Mbrola* mb);
/* Return the output frequency */
void DLL_EXPORT setSmoothing_MBR2(Mbrola* mb, int smoothing);
/* Spectral smoothing or not */
int DLL_EXPORT getSmoothing_MBR2(Mbrola* mb);
/* Spectral smoothing or not */
void DLL_EXPORT setNoError_MBR2(Mbrola* mb, int no_error);
/* Tolerance to missing diphones */
int DLL_EXPORT get_no_error_MBR2(Mbrola* mb);
/* Spectral smoothing or not */
void DLL_EXPORT set_volume_ratio_MBR2(Mbrola* mb, float volume_ratio);
/* Overall volume */
float DLL_EXPORT get_volume_ratio_MBR2(Mbrola* mb);
/* Overall volume */
void DLL_EXPORT set_parser_MBR2(Mbrola* mb, Parser* parser);
/* drop the current parser for a new one */
int DLL_EXPORT lastError_MBR2();
/* Return the last error code */
int DLL_EXPORT lastErrorStr_MBR2(char *buffer_err,int nb_wanted);
/* Return the last error message available */
void DLL_EXPORT reset_error_MBR2();
/* Clear the Mbrola error buffer */
int DLL_EXPORT getVersion_MBR2(char *msg,int nb_wanted);
/* Return the release number, e.g. "2.05a" */
#endif
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