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gzdoom-gles/libraries/timidity/timidity.cpp
alexey.lysiuk dffcefbfdf - fixed compilation with GCC and Clang 
libraries/timidity/instrum_dls.cpp:1071:18: error: ‘INT_MIN’ was not declared in this scope
libraries/timidity/instrum_font.cpp:37:47: error: ‘stricmp’ was not declared in this scope
libraries/timidity/timidity.cpp:207:32: error: ‘strcmp’ was not declared in this scope
libraries/timidity/timidity.cpp:235:24: error: ‘strcmp’ was not declared in this scope
libraries/timidity/timidity.cpp:310:33: error: ‘strchr’ was not declared in this scope
libraries/timidity/timidity.cpp:515:30: error: ‘strchr’ was not declared in this scope
libraries/timidity/timidity.cpp:602:34: error: ‘memset’ was not declared in this scope
libraries/timidity/timidity.cpp:648:35: error: ‘memcpy’ was not declared in this scope
libraries/timidity/timidity.cpp:753:41: error: ‘memset’ was not declared in this scope
2019-09-25 12:07:39 +03:00

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/*
TiMidity -- Experimental MIDI to WAVE converter
Copyright (C) 1995 Tuukka Toivonen <toivonen@clinet.fi>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
timidity.c
*/
#include <stdio.h>
#include <stdlib.h>
#include <memory>
#include <algorithm>
#include <stdarg.h>
#include <string.h>
#include "timidity.h"
#include "timidity_file.h"
#include "common.h"
#include "instrum.h"
#include "playmidi.h"
namespace Timidity
{
static std::string def_instr_name;
static long ParseCommandLine(const char* args, int* argc, char** argv)
{
int count;
char* buffplace;
count = 0;
buffplace = NULL;
if (argv != NULL)
{
buffplace = argv[0];
}
for (;;)
{
while (*args <= ' ' && *args)
{ // skip white space
args++;
}
if (*args == 0)
{
break;
}
else if (*args == '\"')
{ // read quoted string
char stuff;
if (argv != NULL)
{
argv[count] = buffplace;
}
count++;
args++;
do
{
stuff = *args++;
if (stuff == '\"')
{
stuff = 0;
}
else if (stuff == 0)
{
args--;
}
if (argv != NULL)
{
*buffplace = stuff;
}
buffplace++;
} while (stuff);
}
else
{ // read unquoted string
const char* start = args++, * end;
while (*args && *args > ' ' && *args != '\"')
args++;
end = args;
if (argv != NULL)
{
argv[count] = buffplace;
while (start < end)
* buffplace++ = *start++;
*buffplace++ = 0;
}
else
{
buffplace += end - start + 1;
}
count++;
}
}
if (argc != NULL)
{
*argc = count;
}
return (long)(buffplace - (char*)0);
}
class FCommandLine
{
public:
FCommandLine(const char* commandline)
{
cmd = commandline;
_argc = -1;
_argv = NULL;
argsize = 0;
}
~FCommandLine()
{
if (_argv != NULL)
{
delete[] _argv;
}
}
int argc()
{
if (_argc == -1)
{
argsize = ParseCommandLine(cmd, &_argc, NULL);
}
return _argc;
}
char* operator[] (int i)
{
if (_argv == NULL)
{
int count = argc();
_argv = new char* [count + (argsize + sizeof(char*) - 1) / sizeof(char*)];
_argv[0] = (char*)_argv + count * sizeof(char*);
ParseCommandLine(cmd, NULL, _argv);
}
return _argv[i];
}
const char* args() { return cmd; }
void Shift()
{
// Only valid after _argv has been filled.
for (int i = 1; i < _argc; ++i)
{
_argv[i - 1] = _argv[i];
}
}
private:
const char* cmd;
int _argc;
char** _argv;
long argsize;
};
int Instruments::read_config_file(const char *name)
{
char tmp[1024], *cp;
ToneBank *bank = NULL;
int i, j, k, line = 0, words;
static int rcf_count = 0;
if (rcf_count > 50)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "Timidity: Probable source loop in configuration files\n");
return (-1);
}
auto fp = sfreader->open_timidity_file(name);
if (!fp)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "Timidity: Unable to open config file\n");
return -1;
}
while (fp->gets(tmp, sizeof(tmp)))
{
line++;
FCommandLine w(tmp);
words = w.argc();
if (words == 0) continue;
/* Originally the TiMidity++ extensions were prefixed like this */
if (strcmp(w[0], "#extension") == 0)
{
w.Shift();
words--;
}
else if (*w[0] == '#')
{
continue;
}
for (i = 0; i < words; ++i)
{
if (*w[i] == '#')
{
words = i;
break;
}
}
/*
* TiMidity++ adds a number of extensions to the config file format.
* Many of them are completely irrelevant to SDL_sound, but at least
* we shouldn't choke on them.
*
* Unfortunately the documentation for these extensions is often quite
* vague, gramatically strange or completely absent.
*/
if (
!strcmp(w[0], "comm") /* "comm" program second */
|| !strcmp(w[0], "HTTPproxy") /* "HTTPproxy" hostname:port */
|| !strcmp(w[0], "FTPproxy") /* "FTPproxy" hostname:port */
|| !strcmp(w[0], "mailaddr") /* "mailaddr" your-mail-address */
|| !strcmp(w[0], "opt") /* "opt" timidity-options */
)
{
/*
* + "comm" sets some kind of comment -- the documentation is too
* vague for me to understand at this time.
* + "HTTPproxy", "FTPproxy" and "mailaddr" are for reading data
* over a network, rather than from the file system.
* + "opt" specifies default options for TiMidity++.
*
* These are all quite useless for our version of TiMidity, so
* they can safely remain no-ops.
*/
}
else if (!strcmp(w[0], "timeout")) /* "timeout" program second */
{
/*
* Specifies a timeout value of the program. A number of seconds
* before TiMidity kills the note. This may be useful to implement
* later, but I don't see any urgent need for it.
*/
//cmsg(CMSG_ERROR, VERB_NORMAL, "FIXME: Implement \"timeout\" in TiMidity config.\n");
}
else if (!strcmp(w[0], "copydrumset") /* "copydrumset" drumset */
|| !strcmp(w[0], "copybank")) /* "copybank" bank */
{
/*
* Copies all the settings of the specified drumset or bank to
* the current drumset or bank. May be useful later, but not a
* high priority.
*/
//cmsg(CMSG_ERROR, VERB_NORMAL, "FIXME: Implement \"%s\" in TiMidity config.\n", w[0]);
}
else if (!strcmp(w[0], "undef")) /* "undef" progno */
{
/*
* Undefines the tone "progno" of the current tone bank (or
* drum set?). Not a high priority.
*/
//cmsg(CMSG_ERROR, VERB_NORMAL, "FIXME: Implement \"undef\" in TiMidity config.\n");
}
else if (!strcmp(w[0], "altassign")) /* "altassign" prog1 prog2 ... */
{
/*
* Sets the alternate assign for drum set. Whatever that's
* supposed to mean.
*/
//cmsg(CMSG_ERROR, VERB_NORMAL, "FIXME: Implement \"altassign\" in TiMidity config.\n");
}
else if (!strcmp(w[0], "soundfont"))
{
/*
* "soundfont" sf_file "remove"
* "soundfont" sf_file ["order=" order] ["cutoff=" cutoff]
* ["reso=" reso] ["amp=" amp]
*/
if (words < 2)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: No soundfont given\n", name, line);
return -2;
}
if (words > 2 && !strcmp(w[2], "remove"))
{
font_remove(w[1]);
}
else
{
int order = 0;
for (i = 2; i < words; ++i)
{
if (!(cp = strchr(w[i], '=')))
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: bad soundfont option %s\n", name, line, w[i]);
return -2;
}
}
font_add(w[1], order);
}
}
else if (!strcmp(w[0], "font"))
{
/*
* "font" "exclude" bank preset keynote
* "font" "order" order bank preset keynote
*/
int order, drum = -1, bank = -1, instr = -1;
if (words < 3)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: syntax error\n", name, line);
return -2;
}
if (!strcmp(w[1], "exclude"))
{
order = 254;
i = 2;
}
else if (!strcmp(w[1], "order"))
{
order = atoi(w[2]);
i = 3;
}
else
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: font subcommand must be 'order' or 'exclude'\n", name, line);
return -2;
}
if (i < words)
{
drum = atoi(w[i++]);
}
if (i < words)
{
bank = atoi(w[i++]);
}
if (i < words)
{
instr = atoi(w[i++]);
}
if (drum != 128)
{
instr = bank;
bank = drum;
drum = 0;
}
else
{
drum = 1;
}
font_order(order, drum, bank, instr);
}
else if (!strcmp(w[0], "progbase"))
{
/*
* The documentation for this makes absolutely no sense to me, but
* apparently it sets some sort of base offset for tone numbers.
* Why anyone would want to do this is beyond me.
*/
//cmsg(CMSG_ERROR, VERB_NORMAL, "FIXME: Implement \"progbase\" in TiMidity config.\n");
}
else if (!strcmp(w[0], "map")) /* "map" name set1 elem1 set2 elem2 */
{
/*
* This extension is the one we will need to implement, as it is
* used by the "eawpats". Unfortunately I cannot find any
* documentation whatsoever for it, but it looks like it's used
* for remapping one instrument to another somehow.
*/
//cmsg(CMSG_ERROR, VERB_NORMAL, "FIXME: Implement \"map\" in TiMidity config.\n");
}
/* Standard TiMidity config */
else if (!strcmp(w[0], "dir"))
{
if (words < 2)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: No directory given\n", name, line);
return -2;
}
for (i = 1; i < words; i++)
{
// Q: How does this deal with relative paths? In this form it just does not work.
sfreader->timidity_add_path(w[i]);
}
}
else if (!strcmp(w[0], "source"))
{
if (words < 2)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: No file name given\n", name, line);
return -2;
}
for (i=1; i<words; i++)
{
rcf_count++;
read_config_file(w[i]);
rcf_count--;
}
}
else if (!strcmp(w[0], "default"))
{
if (words != 2)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: Must specify exactly one patch name\n", name, line);
return -2;
}
def_instr_name = w[1];
}
else if (!strcmp(w[0], "drumset"))
{
if (words < 2)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: No drum set number given\n", name, line);
return -2;
}
i = atoi(w[1]);
if (i < 0 || i > 127)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: Drum set must be between 0 and 127\n", name, line);
return -2;
}
if (drumset[i] == NULL)
{
drumset[i] = new ToneBank;
}
bank = drumset[i];
}
else if (!strcmp(w[0], "bank"))
{
if (words < 2)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: No bank number given\n", name, line);
return -2;
}
i = atoi(w[1]);
if (i < 0 || i > 127)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: Tone bank must be between 0 and 127\n", name, line);
return -2;
}
if (tonebank[i] == NULL)
{
tonebank[i] = new ToneBank;
}
bank = tonebank[i];
}
else
{
if ((words < 2) || (*w[0] < '0' || *w[0] > '9'))
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: syntax error\n", name, line);
return -2;
}
i = atoi(w[0]);
if (i < 0 || i > 127)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: Program must be between 0 and 127\n", name, line);
return -2;
}
if (bank == NULL)
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: Must specify tone bank or drum set before assignment\n", name, line);
return -2;
}
bank->tone[i].note = bank->tone[i].pan =
bank->tone[i].fontbank = bank->tone[i].fontpreset =
bank->tone[i].fontnote = bank->tone[i].strip_loop =
bank->tone[i].strip_envelope = bank->tone[i].strip_tail = -1;
if (!strcmp(w[1], "%font"))
{
bank->tone[i].name = w[2];
bank->tone[i].fontbank = atoi(w[3]);
bank->tone[i].fontpreset = atoi(w[4]);
if (words > 5 && (bank->tone[i].fontbank == 128 || (w[5][0] >= '0' && w[5][0] <= '9')))
{
bank->tone[i].fontnote = atoi(w[5]);
j = 6;
}
else
{
j = 5;
}
font_add(w[2], 254);
}
else
{
bank->tone[i].name = w[1];
j = 2;
}
for (; j<words; j++)
{
if (!(cp=strchr(w[j], '=')))
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: bad patch option %s\n", name, line, w[j]);
return -2;
}
*cp++ = 0;
if (!strcmp(w[j], "amp"))
{
/* Ignored */
}
else if (!strcmp(w[j], "note"))
{
k = atoi(cp);
if ((k < 0 || k > 127) || (*cp < '0' || *cp > '9'))
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: note must be between 0 and 127\n", name, line);
return -2;
}
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')))
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: panning must be left, right, "
"center, or between -100 and 100\n", name, line);
return -2;
}
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
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: keep must be env or loop\n", name, line);
return -2;
}
}
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
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: strip must be env, loop, or tail\n", name, line);
return -2;
}
}
else
{
cmsg(CMSG_ERROR, VERB_NORMAL, "%s: line %d: bad patch option %s\n", name, line, w[j]);
return -2;
}
}
}
}
return 0;
}
// When loading DMXGUS the sfreader's default file must be the DMXGUS file, not the config as for patch sets.
int Instruments::LoadDMXGUS(int gus_memsize)
{
char readbuffer[1024];
auto data = sfreader->open_timidity_file(nullptr);
long size = (data->seek(0, SEEK_END), data->tell());
long read = 0;
uint8_t remap[256];
std::string patches[256];
memset(remap, 255, sizeof(remap));
char temp[16];
int current = -1;
int status = -1;
int gusbank = (gus_memsize >= 1 && gus_memsize <= 4) ? gus_memsize : -1;
data->seek(0, SEEK_SET);
while (data->gets(readbuffer, 1024) && read < size)
{
int i = 0;
while (readbuffer[i] != 0 && i < 1024)
{
// Don't try to parse comments
if (readbuffer[i] == '#') break;
// Actively ignore spaces
else if (readbuffer[i] == ' ') {}
// Comma separate values
else if (status >= 0 && status <= 4 && readbuffer[i] == ',')
{
if (++status == gusbank)
{
remap[current] = 0;
}
}
// Status -1: outside of a line
// Status 0: reading patch value
else if (status == -1 && readbuffer[i] >= '0' && readbuffer[i] <= '9')
{
current = readbuffer[i] - '0';
status = 0;
}
else if (status == 0 && readbuffer[i] >= '0' && readbuffer[i] <= '9')
{
current *= 10;
current += readbuffer[i] - '0';
}
// Status 1 through 4: remaps (256K, 512K, 768K, and 1024K resp.)
else if (status == gusbank && readbuffer[i] >= '0' && readbuffer[i] <= '9')
{
remap[current] *= 10;
remap[current] += readbuffer[i] - '0';
}
// Status 5: parsing patch name
else if (status == 5 && i < 1015)
{
memcpy(temp, readbuffer + i, 8);
for (int j = 0; j < 8; ++j)
{
if (temp[j] < 33)
{
temp[j] = 0;
break;
}
}
temp[8] = 0;
patches[current] = temp;
// Prepare to parse next line
status = -1;
break;
}
++i;
}
read += i;
if (i == 0) continue;
readbuffer[i-1] = 0;
}
/* Some functions get aggravated if not even the standard banks are available. */
if (tonebank[0] == NULL)
{
tonebank[0] = new ToneBank;
drumset[0] = new ToneBank;
}
// From 0 to 127: tonebank[0]; from 128 to 255: drumset[0].
ToneBank *bank = tonebank[0];
for (int k = 0; k < 256; ++k)
{
int j = (gusbank > 0) ? remap[k] : k;
if (k == 128) bank = drumset[0];
// No need to bother with things that don't exist
if (patches[j].length() == 0)
continue;
int val = k % 128;
bank->tone[val].note = bank->tone[val].pan =
bank->tone[val].fontbank = bank->tone[val].fontpreset =
bank->tone[val].fontnote = bank->tone[val].strip_loop =
bank->tone[val].strip_envelope = bank->tone[val].strip_tail = -1;
bank->tone[val].name = patches[j];
}
return 0;
}
void FreeDLS(DLS_Data *data);
Renderer::Renderer(float sample_rate, int voices_, Instruments *inst)
{
int res = 0;
instruments = inst;
rate = sample_rate;
patches = NULL;
resample_buffer_size = 0;
resample_buffer = NULL;
voice = NULL;
adjust_panning_immediately = false;
control_ratio = std::min(1, std::max(MAX_CONTROL_RATIO, int(rate / CONTROLS_PER_SECOND)));
lost_notes = 0;
cut_notes = 0;
default_instrument = NULL;
default_program = DEFAULT_PROGRAM;
if (def_instr_name.length() > 0)
set_default_instrument(def_instr_name.c_str());
voices = std::max(voices_, 16);
voice = new Voice[voices];
drumchannels = DEFAULT_DRUMCHANNELS;
}
Renderer::~Renderer()
{
if (resample_buffer != NULL)
{
free(resample_buffer);
}
if (voice != NULL)
{
delete[] voice;
}
if (patches != NULL)
{
FreeDLS(patches);
}
}
void Renderer::ComputeOutput(float *buffer, int count)
{
// count is in samples, not bytes.
if (count <= 0)
{
return;
}
Voice *v = &voice[0];
memset(buffer, 0, sizeof(float)*count*2); // An integer 0 is also a float 0.
if (resample_buffer_size < count)
{
resample_buffer_size = count;
resample_buffer = (sample_t *)realloc(resample_buffer, count * sizeof(float) * 2);
}
for (int i = 0; i < voices; i++, v++)
{
if (v->status & VOICE_RUNNING)
{
mix_voice(this, buffer, v, count);
}
}
}
void Renderer::MarkInstrument(int banknum, int percussion, int instr)
{
ToneBank *bank;
if (banknum >= MAXBANK)
{
return;
}
if (banknum != 0)
{
/* Mark the standard bank in case it's not defined by this one. */
MarkInstrument(0, percussion, instr);
}
if (percussion)
{
bank = instruments->drumset[banknum];
}
else
{
bank = instruments->tonebank[banknum];
}
if (bank == NULL)
{
return;
}
if (bank->instrument[instr] == NULL)
{
bank->instrument[instr] = MAGIC_LOAD_INSTRUMENT;
}
}
static void default_cmsg(int type, int verbosity_level, const char* fmt, ...)
{
if (verbosity_level >= VERB_NOISY) return; // Don't waste time on diagnostics.
va_list args;
va_start(args, fmt);
switch (type)
{
case CMSG_ERROR:
vprintf("Error: %s\n", args);
break;
case CMSG_WARNING:
vprintf("Warning: %s\n", args);
break;
case CMSG_INFO:
vprintf("Info: %s\n", args);
break;
}
}
// Allow hosting applications to capture the messages and deal with them themselves.
void (*cmsg)(int type, int verbosity_level, const char* fmt, ...) = default_cmsg;
}
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