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/*
* Copyright (C) 2003-2009 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "../decoder_api.h"
#include <glib.h>
#include <wildmidi_lib.h>
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "wildmidi"
enum {
WILDMIDI_SAMPLE_RATE = 48000,
};
static bool
wildmidi_init(void)
{
int ret;
ret = WildMidi_Init("/etc/timidity/timidity.cfg",
WILDMIDI_SAMPLE_RATE, 0);
return ret == 0;
}
static void
wildmidi_finish(void)
{
WildMidi_Shutdown();
}
static void
wildmidi_file_decode(struct decoder *decoder, const char *path_fs)
{
static const struct audio_format audio_format = {
.sample_rate = WILDMIDI_SAMPLE_RATE,
.bits = 16,
.channels = 2,
};
midi *wm;
const struct _WM_Info *info;
enum decoder_command cmd;
wm = WildMidi_Open(path_fs);
if (wm == NULL)
return;
info = WildMidi_GetInfo(wm);
if (info == NULL) {
WildMidi_Close(wm);
return;
}
decoder_initialized(decoder, &audio_format, true,
info->approx_total_samples / WILDMIDI_SAMPLE_RATE);
do {
char buffer[4096];
int len;
info = WildMidi_GetInfo(wm);
if (info == NULL)
break;
len = WildMidi_GetOutput(wm, buffer, sizeof(buffer));
if (len <= 0)
break;
cmd = decoder_data(decoder, NULL, buffer, len,
(float)info->current_sample /
(float)WILDMIDI_SAMPLE_RATE,
0, NULL);
if (cmd == DECODE_COMMAND_SEEK) {
unsigned long seek_where = WILDMIDI_SAMPLE_RATE *
decoder_seek_where(decoder);
WildMidi_SampledSeek(wm, &seek_where);
decoder_command_finished(decoder);
cmd = DECODE_COMMAND_NONE;
}
} while (cmd == DECODE_COMMAND_NONE);
WildMidi_Close(wm);
}
static struct tag *
wildmidi_tag_dup(const char *path_fs)
{
midi *wm;
const struct _WM_Info *info;
struct tag *tag;
wm = WildMidi_Open(path_fs);
if (wm == NULL)
return NULL;
info = WildMidi_GetInfo(wm);
if (info == NULL) {
WildMidi_Close(wm);
return NULL;
}
tag = tag_new();
tag->time = info->approx_total_samples / WILDMIDI_SAMPLE_RATE;
WildMidi_Close(wm);
return tag;
}
static const char *const wildmidi_suffixes[] = {
"mid",
NULL
};
const struct decoder_plugin wildmidi_decoder_plugin = {
.name = "wildmidi",
.init = wildmidi_init,
.finish = wildmidi_finish,
.file_decode = wildmidi_file_decode,
.tag_dup = wildmidi_tag_dup,
.suffixes = wildmidi_suffixes,
};
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