ref: 6e3aac3abfd17457d033d433abf820e9bbc8847f
dir: /wince/flowm_flite.c/
/*************************************************************************/
/* */
/* Language Technologies Institute */
/* Carnegie Mellon University */
/* Copyright (c) 2009 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/*************************************************************************/
/* Author: Alan W Black (awb@cs.cmu.edu) */
/* Date: January 2009 */
/*************************************************************************/
/* */
/* flowm functions for flite access */
/* */
/*************************************************************************/
#include <windows.h>
#include <commctrl.h>
#include <aygshell.h>
#include "cst_wchar.h"
#include "flite.h"
#include "flowm.h"
/* For debugging its sometimes good to switch off the actual synthesis */
#define DOTTS 1
static cst_audiodev *fl_ad = 0;
#ifdef DOTTS
cst_voice *register_cmu_us_kal(const char *voxdir);
void unregister_cmu_us_kal(cst_voice *v);
cst_voice *register_cmu_us_awb(const char *voxdir);
void unregister_cmu_us_awb(cst_voice *v);
cst_voice *register_cmu_us_rms(const char *voxdir);
void unregister_cmu_us_rms(cst_voice *v);
cst_voice *register_cmu_us_slt(const char *voxdir);
void unregister_cmu_us_slt(cst_voice *v);
#endif
cst_wave *previous_wave = NULL;
typedef struct VoxDef_struct
{
TCHAR *name;
cst_voice *(*rv)(const char *voxdir); /* register_voice */
void (*urv)(cst_voice *v); /* unregister_voice */
int min_buffsize; /* for audio streaming */
cst_voice *v;
} VoxDef;
VoxDef VoxDefs[] = {
#ifdef cmu_us_kal
{ L"kal", register_cmu_us_kal, unregister_cmu_us_kal, 256, NULL },
#endif
#ifdef cmu_us_awb
{ L"awb", register_cmu_us_awb, unregister_cmu_us_awb, 2000, NULL },
#endif
#ifdef cmu_us_rms
{ L"rms", register_cmu_us_rms, unregister_cmu_us_rms, 2000, NULL },
#endif
#ifdef cmu_us_slt
{ L"slt", register_cmu_us_slt, unregister_cmu_us_slt, 2000, NULL },
#endif
{ NULL, NULL }
};
cst_utterance *flowm_print_relation_callback(cst_utterance *u);
cst_utterance *flowm_utt_callback(cst_utterance *u);
int flowm_audio_stream_chunk(const cst_wave *w, int start, int size,
int last, cst_audio_streaming_info *asi);
float flowm_find_file_percentage()
{
if (flowm_file_size <= 0)
return 0.0;
else
return (flowm_file_pos*100.0)/flowm_file_size;
}
TCHAR *flowm_voice_name(int i)
{
/* In order not to have flite things in flowm_main, we provide an */
/* interface to the voice list */
return VoxDefs[i].name;
}
void flowm_init()
{
#ifdef DOTTS
int i;
cst_audio_streaming_info *asi;
flite_init(); /* Initialize flite interface */
for (i=0; VoxDefs[i].name; i++)
{
VoxDefs[i].v = (VoxDefs[i].rv)(NULL); /* register voice */
/* Set up call back function for low level audio streaming */
/* This way it plays the waveform as it synthesizes it */
/* This is necessary for the slower (CG) voices */
asi = new_audio_streaming_info();
asi->asc = flowm_audio_stream_chunk;
asi->min_buffsize = VoxDefs[i].min_buffsize;
feat_set(VoxDefs[i].v->features,
"streaming_info",
audio_streaming_info_val(asi));
/* Set up call back function for sending what tokens are being */
/* synthesized and for keeping track of the current position in */
/* the file */
feat_set(VoxDefs[i].v->features,
"utt_user_callback",
uttfunc_val(flowm_utt_callback));
/* For outputing results of a relation (only used in play) */
feat_set(VoxDefs[i].v->features,
"post_synth_hook_func",
uttfunc_val(flowm_print_relation_callback));
}
#endif
return;
}
void flowm_terminate()
{
#ifdef DOTTS
int i;
for (i=0; VoxDefs[i].name; i++)
{
(VoxDefs[i].urv)(VoxDefs[i].v); /* unregister voice */
}
#endif
if (previous_wave)
{
delete_wave(previous_wave);
previous_wave = NULL;
}
return;
}
int flowm_save_wave(TCHAR *filename)
{
/* Save the Last synthesized waveform file to filename */
char *sfilename;
int rc;
if (!previous_wave)
return -1;
sfilename = cst_wstr2cstr(filename);
rc = cst_wave_save_riff(previous_wave,sfilename);
cst_free(sfilename);
return rc;
}
#ifdef DOTTS
int flowm_say_text(TCHAR *text)
{
char *s;
int ns;
cst_voice *v;
if (previous_wave)
{
delete_wave(previous_wave);
previous_wave = NULL;
}
s = cst_wstr2cstr(text); /* text to synthesize */
v = VoxDefs[flowm_selected_voice].v; /* voice to synthesize with */
feat_remove(v->features,"print_info_relation");
if (flowm_selected_relation == 1)
feat_set_string(v->features, "print_info_relation", "Word");
if (flowm_selected_relation == 2)
feat_set_string(v->features, "print_info_relation", "Segment");
/* Do the synthesis */
previous_wave = flite_text_to_wave(s,v);
ns = cst_wave_num_samples(previous_wave);
cst_free(s);
audio_flush(fl_ad);
audio_close(fl_ad);
fl_ad = NULL;
return ns;
}
#else
int flowm_say_text(TCHAR *text)
{
MessageBoxW(0,text,L"SayText",0);
return 0;
}
#endif
cst_utterance *flowm_print_relation_callback(cst_utterance *u)
{
/* Say the details of a named relation for display */
char rst[FL_MAX_MSG_CHARS];
const char *name;
const char *relname;
cst_item *item;
char *space;
space = "";
relname = get_param_string(u->features,"print_info_relation", NULL);
cst_sprintf(rst,"%s: ",relname);
if (!relname)
{
mbstowcs(fl_tts_msg,"",FL_MAX_MSG_CHARS);
return u;
}
for (item=relation_head(utt_relation(u,relname));
item; item=item_next(item))
{
name = item_feat_string(item,"name");
if (cst_strlen(name)+1+4 < FL_MAX_MSG_CHARS)
cst_sprintf(rst,"%s%s%s",rst,space,name);
else if (cst_strlen(rst)+4 < FL_MAX_MSG_CHARS)
cst_sprintf(rst,"%s ...",rst);
else
break;
space = " ";
}
mbstowcs(fl_tts_msg,rst,FL_MAX_MSG_CHARS);
return u;
}
cst_utterance *flowm_utt_callback(cst_utterance *u)
{
char rst[FL_MAX_MSG_CHARS];
const char *tok;
cst_item *item;
char *space;
int extend_length;
/* In order to stop the synthesizer if the STOP button is pressed */
/* This stops the synthesis of the next utterance */
if ((flowm_play_status == FLOWM_PLAY) ||
(flowm_play_status == FLOWM_SKIP))
{
if (TTSWindow)
{
rst[0] = '\0';
space = "";
for (item=relation_head(utt_relation(u,"Token"));
item; item=item_next(item))
{
tok = item_feat_string(item,"name");
if (cst_streq("",space))
/* Only do this on the first token/word */
flowm_file_pos = item_feat_int(item,"file_pos");
extend_length = cst_strlen(rst) + 1 +
cst_strlen(item_feat_string(item,"prepunctuation"))+
cst_strlen(item_feat_string(item,"punc"));
if (cst_strlen(tok)+extend_length+4 < FL_MAX_MSG_CHARS)
cst_sprintf(rst,"%s%s%s%s%s",rst,space,
item_feat_string(item,"prepunctuation"),
tok,
item_feat_string(item,"punc"));
else
{
if (cst_strlen(rst)+4 < FL_MAX_MSG_CHARS)
cst_sprintf(rst,"%s ...",rst);
break;
}
space = " ";
}
if (flowm_file_pos > flowm_prev_utt_pos[flowm_utt_pos_pos])
{
if ((flowm_utt_pos_pos+1) >= FLOWM_NUM_UTT_POS)
{
/* Filled it up, so move it down */
memmove(flowm_prev_utt_pos,&flowm_prev_utt_pos[1],
sizeof(int)*(FLOWM_NUM_UTT_POS-10));
flowm_utt_pos_pos = (FLOWM_NUM_UTT_POS-10);
}
flowm_utt_pos_pos++;
flowm_prev_utt_pos[flowm_utt_pos_pos] = flowm_file_pos;
}
/* Send text to TTSWindow */
mbstowcs(fl_tts_msg,rst,FL_MAX_MSG_CHARS);
SetDlgItemText(TTSWindow, FL_SYNTHTEXT, fl_tts_msg);
/* Update file pos percentage in FilePos window */
cst_sprintf(rst,"%2.3f",flowm_find_file_percentage());
mbstowcs(fl_fp_msg,rst,FL_MAX_MSG_CHARS);
SetDlgItemText(TTSWindow, FL_FILEPOS, fl_fp_msg);
SystemIdleTimerReset(); /* keep alive while synthesizing */
if (flowm_play_status == FLOWM_SKIP)
flowm_play_status = FLOWM_PLAY;
}
return u;
}
else
{
delete_utterance(u);
return 0;
}
}
int flowm_audio_stream_chunk(const cst_wave *w, int start, int size,
int last, cst_audio_streaming_info *asi)
{
if (fl_ad == NULL)
{
fl_ad = audio_open(w->sample_rate,w->num_channels,CST_AUDIO_LINEAR16);
}
if (flowm_play_status == FLOWM_PLAY)
{
audio_write(fl_ad,&w->samples[start],size*sizeof(short));
return CST_AUDIO_STREAM_CONT;
}
else if (flowm_play_status == FLOWM_BENCH)
{ /* Do TTS but don't actually play it */
/* How much have we played */
flowm_duration += (size*1.0)/w->sample_rate;
return CST_AUDIO_STREAM_CONT;
}
else
{ /* for STOP, and the SKIPS (if they get here) */
return CST_AUDIO_STREAM_STOP;
}
}
#ifdef DOTTS
int flowm_say_file(TCHAR *tfilename)
{
int rc = 0;
char *filename;
cst_voice *v;
if (previous_wave)
{ /* This is really tidy up from Play -- but might say space */
delete_wave(previous_wave);
previous_wave = NULL;
}
if (fl_ad)
{
MessageBoxW(0,L"audio fd still open",L"SayFile",0);
audio_close(fl_ad);
fl_ad = NULL;
}
v = VoxDefs[flowm_selected_voice].v;
/* Where we want to start from */
feat_set_int(v->features, "file_start_position", flowm_file_pos);
/* Only do print_info in play mode */
feat_remove(v->features,"print_info_relation");
filename = cst_wstr2cstr(tfilename);
rc = flite_file_to_speech(filename, v, "stream");
cst_free(filename);
audio_flush(fl_ad);
audio_close(fl_ad);
fl_ad = NULL;
return rc;
}
#else
int flowm_say_file(TCHAR *text)
{
MessageBoxW(0,text,L"SayFile",0);
return 0;
}
#endif