mirror of
https://github.com/id-Software/DOOM-3-BFG.git
synced 2024-12-02 17:02:17 +00:00
400 lines
8.9 KiB
C++
400 lines
8.9 KiB
C++
/*
|
|
|
|
TiMidity -- Experimental MIDI to WAVE converter
|
|
Copyright (C) 1995 Tuukka Toivonen <toivonen@clinet.fi>
|
|
|
|
This program 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 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
*/
|
|
|
|
#include "precompiled.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
//#include "SDL.h"
|
|
#include "config.h"
|
|
#include "common.h"
|
|
#include "instrum.h"
|
|
#include "playmidi.h"
|
|
#include "readmidi.h"
|
|
#include "output.h"
|
|
#include "controls.h"
|
|
#include "timidity.h"
|
|
#include "tables.h"
|
|
|
|
|
|
//void *Real_Tim_Malloc( int sz );
|
|
//void Real_Tim_Free( void *pt );
|
|
|
|
void (*s32tobuf)(void *dp, int32_t *lp, int32_t c);
|
|
int free_instruments_afterwards=0;
|
|
static char def_instr_name[256]="";
|
|
|
|
int AUDIO_BUFFER_SIZE;
|
|
sample_t *resample_buffer;
|
|
int32_t *common_buffer;
|
|
|
|
#define MAXWORDS 10
|
|
|
|
// Alternative to FGets
|
|
char* Gets( idFile & file, char *buf, int bsize ) {
|
|
|
|
int i;
|
|
char c;
|
|
int done = 0;
|
|
if (buf == 0 || bsize <= 0 )
|
|
return 0;
|
|
for (i = 0; !done && i < bsize - 1; i++) {
|
|
int red = file.ReadChar(c);
|
|
|
|
if (red == 0) {
|
|
done = 1;
|
|
i--;
|
|
} else {
|
|
buf[i] = c;
|
|
if (c == '\n')
|
|
done = 1;
|
|
}
|
|
}
|
|
buf[i] = '\0';
|
|
if (i == 0)
|
|
return 0;
|
|
else
|
|
return buf;
|
|
|
|
}
|
|
|
|
|
|
static int read_config_file(const char *name)
|
|
{
|
|
idFile * fp;
|
|
char *w[MAXWORDS], *cp;
|
|
ToneBank *bank=0;
|
|
int i, j, k, line=0, words;
|
|
static int rcf_count=0;
|
|
|
|
if (rcf_count>50)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"Probable source loop in configuration files");
|
|
return (-1);
|
|
}
|
|
|
|
if (!(fp=open_file(name, 1, OF_VERBOSE)))
|
|
return -2;
|
|
|
|
char tokTmp[1024];
|
|
|
|
while ( Gets( *fp, tokTmp, 1024 ) )
|
|
{
|
|
|
|
line++;
|
|
w[words=0]=strtok(tokTmp, " \t\r\n\240");
|
|
if (!w[0] || (*w[0]=='#')) continue;
|
|
while (w[words] && (words < MAXWORDS))
|
|
w[++words]=strtok(0," \t\r\n\240");
|
|
if (!strcmp(w[0], "dir"))
|
|
{
|
|
if (words < 2)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: No directory given\n", name, line);
|
|
return -3;
|
|
}
|
|
for (i=1; i<words; i++)
|
|
add_to_pathlist(w[i]);
|
|
}
|
|
else if (!strcmp(w[0], "source"))
|
|
{
|
|
if (words < 2)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: No file name given\n", name, line);
|
|
return -4;
|
|
}
|
|
for (i=1; i<words; i++)
|
|
{
|
|
rcf_count++;
|
|
read_config_file(w[i]);
|
|
rcf_count--;
|
|
}
|
|
}
|
|
else if (!strcmp(w[0], "default"))
|
|
{
|
|
if (words != 2)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: Must specify exactly one patch name\n",
|
|
name, line);
|
|
return -5;
|
|
}
|
|
strncpy(def_instr_name, w[1], 255);
|
|
def_instr_name[255]='\0';
|
|
}
|
|
else if (!strcmp(w[0], "drumset"))
|
|
{
|
|
if (words < 2)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: No drum set number given\n",
|
|
name, line);
|
|
return -6;
|
|
}
|
|
i=atoi(w[1]);
|
|
if (i<0 || i>127)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: Drum set must be between 0 and 127\n",
|
|
name, line);
|
|
return -7;
|
|
}
|
|
if (!drumset[i])
|
|
{
|
|
drumset[i]=(ToneBank*)safe_malloc(sizeof(ToneBank));
|
|
memset(drumset[i], 0, sizeof(ToneBank));
|
|
}
|
|
bank=drumset[i];
|
|
}
|
|
else if (!strcmp(w[0], "bank"))
|
|
{
|
|
if (words < 2)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: No bank number given\n",
|
|
name, line);
|
|
return -8;
|
|
}
|
|
i=atoi(w[1]);
|
|
if (i<0 || i>127)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: Tone bank must be between 0 and 127\n",
|
|
name, line);
|
|
return -9;
|
|
}
|
|
if (!tonebank[i])
|
|
{
|
|
tonebank[i]=(ToneBank*)safe_malloc(sizeof(ToneBank));
|
|
memset(tonebank[i], 0, sizeof(ToneBank));
|
|
}
|
|
bank=tonebank[i];
|
|
}
|
|
else {
|
|
if ((words < 2) || (*w[0] < '0' || *w[0] > '9'))
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: syntax error\n", name, line);
|
|
return -10;
|
|
}
|
|
i=atoi(w[0]);
|
|
if (i<0 || i>127)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: Program must be between 0 and 127\n",
|
|
name, line);
|
|
return -11;
|
|
}
|
|
if (!bank)
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: Must specify tone bank or drum set "
|
|
"before assignment\n",
|
|
name, line);
|
|
return -12;
|
|
}
|
|
if (bank->tone[i].name)
|
|
Real_Tim_Free(bank->tone[i].name);
|
|
strcpy((bank->tone[i].name=(char*)safe_malloc(strlen(w[1])+1)),w[1]);
|
|
bank->tone[i].note=bank->tone[i].amp=bank->tone[i].pan=
|
|
bank->tone[i].strip_loop=bank->tone[i].strip_envelope=
|
|
bank->tone[i].strip_tail=-1;
|
|
|
|
for (j=2; j<words; j++)
|
|
{
|
|
if (!(cp=strchr(w[j], '=')))
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: bad patch option %s\n",
|
|
name, line, w[j]);
|
|
return -13;
|
|
}
|
|
*cp++=0;
|
|
if (!strcmp(w[j], "amp"))
|
|
{
|
|
k=atoi(cp);
|
|
if ((k<0 || k>MAX_AMPLIFICATION) || (*cp < '0' || *cp > '9'))
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: amplification must be between "
|
|
"0 and %d\n", name, line, MAX_AMPLIFICATION);
|
|
return -14;
|
|
}
|
|
bank->tone[i].amp=k;
|
|
}
|
|
else if (!strcmp(w[j], "note"))
|
|
{
|
|
k=atoi(cp);
|
|
if ((k<0 || k>127) || (*cp < '0' || *cp > '9'))
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: note must be between 0 and 127\n",
|
|
name, line);
|
|
return -15;
|
|
}
|
|
bank->tone[i].note=k;
|
|
}
|
|
else if (!strcmp(w[j], "pan"))
|
|
{
|
|
if (!strcmp(cp, "center"))
|
|
k=64;
|
|
else if (!strcmp(cp, "left"))
|
|
k=0;
|
|
else if (!strcmp(cp, "right"))
|
|
k=127;
|
|
else
|
|
k=((atoi(cp)+100) * 100) / 157;
|
|
if ((k<0 || k>127) ||
|
|
(k==0 && *cp!='-' && (*cp < '0' || *cp > '9')))
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: panning must be left, right, "
|
|
"center, or between -100 and 100\n",
|
|
name, line);
|
|
return -16;
|
|
}
|
|
bank->tone[i].pan=k;
|
|
}
|
|
else if (!strcmp(w[j], "keep"))
|
|
{
|
|
if (!strcmp(cp, "env"))
|
|
bank->tone[i].strip_envelope=0;
|
|
else if (!strcmp(cp, "loop"))
|
|
bank->tone[i].strip_loop=0;
|
|
else
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: keep must be env or loop\n", name, line);
|
|
return -17;
|
|
}
|
|
}
|
|
else if (!strcmp(w[j], "strip"))
|
|
{
|
|
if (!strcmp(cp, "env"))
|
|
bank->tone[i].strip_envelope=1;
|
|
else if (!strcmp(cp, "loop"))
|
|
bank->tone[i].strip_loop=1;
|
|
else if (!strcmp(cp, "tail"))
|
|
bank->tone[i].strip_tail=1;
|
|
else
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL,
|
|
"%s: line %d: strip must be env, loop, or tail\n",
|
|
name, line);
|
|
return -18;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: bad patch option %s\n",
|
|
name, line, w[j]);
|
|
return -19;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ( fp == 0 ) //(ferror(fp))
|
|
{
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "Can't read from %s\n", name);
|
|
close_file(fp);
|
|
return -20;
|
|
}
|
|
close_file(fp);
|
|
return 0;
|
|
}
|
|
|
|
int Timidity_Init(int rate, int format, int channels, int samples, const char* config)
|
|
{
|
|
int ret;
|
|
ret = read_config_file(config);
|
|
if (ret < 0) {
|
|
return(ret);
|
|
}
|
|
|
|
/* Set play mode parameters */
|
|
play_mode->rate = rate;
|
|
play_mode->encoding = 0;
|
|
if ( (format&0xFF) == 16 ) {
|
|
play_mode->encoding |= PE_16BIT;
|
|
}
|
|
if ( (format&0x8000) ) {
|
|
play_mode->encoding |= PE_SIGNED;
|
|
}
|
|
if ( channels == 1 ) {
|
|
play_mode->encoding |= PE_MONO;
|
|
}
|
|
switch (format) {
|
|
case AUDIO_S8:
|
|
s32tobuf = s32tos8;
|
|
break;
|
|
case AUDIO_U8:
|
|
s32tobuf = s32tou8;
|
|
break;
|
|
case AUDIO_S16LSB:
|
|
s32tobuf = s32tos16l;
|
|
break;
|
|
case AUDIO_S16MSB:
|
|
s32tobuf = s32tos16b;
|
|
break;
|
|
case AUDIO_U16LSB:
|
|
s32tobuf = s32tou16l;
|
|
break;
|
|
case AUDIO_U16MSB:
|
|
s32tobuf = s32tou16b;
|
|
break;
|
|
default:
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "Unsupported audio format");
|
|
return(-1);
|
|
}
|
|
AUDIO_BUFFER_SIZE = samples;
|
|
|
|
/* Allocate memory for mixing (WARNING: Memory leak!) */
|
|
resample_buffer = (sample_t*)safe_malloc(AUDIO_BUFFER_SIZE*sizeof(sample_t));
|
|
common_buffer = (int32*)safe_malloc(AUDIO_BUFFER_SIZE*2*sizeof(int32_t));
|
|
|
|
init_tables();
|
|
|
|
if (ctl->open(0, 0)) {
|
|
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "Couldn't open %s\n", ctl->id_name);
|
|
return(-1);
|
|
}
|
|
|
|
if (!control_ratio) {
|
|
control_ratio = play_mode->rate / CONTROLS_PER_SECOND;
|
|
if(control_ratio<1)
|
|
control_ratio=1;
|
|
else if (control_ratio > MAX_CONTROL_RATIO)
|
|
control_ratio=MAX_CONTROL_RATIO;
|
|
}
|
|
if (*def_instr_name)
|
|
set_default_instrument(def_instr_name);
|
|
return(0);
|
|
}
|
|
|
|
char timidity_error[TIMIDITY_ERROR_MAX_CHARS] = "";
|
|
char *Timidity_Error(void)
|
|
{
|
|
return(timidity_error);
|
|
}
|