1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
|
/*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "decoder_api.h"
#include <glib.h>
#include <mikmod.h>
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "mikmod"
/* this is largely copied from alsaplayer */
#define MIKMOD_FRAME_SIZE 4096
static BOOL mod_mpd_Init(void)
{
return VC_Init();
}
static void mod_mpd_Exit(void)
{
VC_Exit();
}
static void mod_mpd_Update(void)
{
}
static BOOL mod_mpd_IsThere(void)
{
return 1;
}
static char drv_name[] = "MPD";
static char drv_version[] = "MPD Output Driver v0.1";
#if (LIBMIKMOD_VERSION > 0x030106)
static char drv_alias[] = "mpd";
#endif
static MDRIVER drv_mpd = {
NULL,
drv_name,
drv_version,
0,
255,
#if (LIBMIKMOD_VERSION > 0x030106)
drv_alias,
#if (LIBMIKMOD_VERSION >= 0x030200)
NULL, /* CmdLineHelp */
#endif
NULL, /* CommandLine */
#endif
mod_mpd_IsThere,
VC_SampleLoad,
VC_SampleUnload,
VC_SampleSpace,
VC_SampleLength,
mod_mpd_Init,
mod_mpd_Exit,
NULL,
VC_SetNumVoices,
VC_PlayStart,
VC_PlayStop,
mod_mpd_Update,
NULL,
VC_VoiceSetVolume,
VC_VoiceGetVolume,
VC_VoiceSetFrequency,
VC_VoiceGetFrequency,
VC_VoiceSetPanning,
VC_VoiceGetPanning,
VC_VoicePlay,
VC_VoiceStop,
VC_VoiceStopped,
VC_VoiceGetPosition,
VC_VoiceRealVolume
};
static bool
mod_initMikMod(G_GNUC_UNUSED const struct config_param *param)
{
static char params[] = "";
md_device = 0;
md_reverb = 0;
MikMod_RegisterDriver(&drv_mpd);
MikMod_RegisterAllLoaders();
md_pansep = 64;
md_mixfreq = 44100;
md_mode = (DMODE_SOFT_MUSIC | DMODE_INTERP | DMODE_STEREO |
DMODE_16BITS);
if (MikMod_Init(params)) {
g_warning("Could not init MikMod: %s\n",
MikMod_strerror(MikMod_errno));
return false;
}
return true;
}
static void mod_finishMikMod(void)
{
MikMod_Exit();
}
typedef struct _mod_Data {
MODULE *moduleHandle;
SBYTE audio_buffer[MIKMOD_FRAME_SIZE];
} mod_Data;
static mod_Data *mod_open(const char *path)
{
char *path2;
MODULE *moduleHandle;
mod_Data *data;
path2 = g_strdup(path);
moduleHandle = Player_Load(path2, 128, 0);
g_free(path2);
if (moduleHandle == NULL)
return NULL;
/* Prevent module from looping forever */
moduleHandle->loop = 0;
data = g_new(mod_Data, 1);
data->moduleHandle = moduleHandle;
Player_Start(data->moduleHandle);
return data;
}
static void mod_close(mod_Data * data)
{
Player_Stop();
Player_Free(data->moduleHandle);
g_free(data);
}
static void
mod_decode(struct decoder *decoder, const char *path)
{
mod_Data *data;
struct audio_format audio_format;
float total_time = 0.0;
int ret;
float secPerByte;
enum decoder_command cmd = DECODE_COMMAND_NONE;
if (!(data = mod_open(path))) {
g_warning("failed to open mod: %s\n", path);
return;
}
audio_format_init(&audio_format, 44100, 16, 2);
secPerByte =
1.0 / ((audio_format.bits * audio_format.channels / 8.0) *
(float)audio_format.sample_rate);
decoder_initialized(decoder, &audio_format, false, 0);
while (cmd == DECODE_COMMAND_NONE && Player_Active()) {
ret = VC_WriteBytes(data->audio_buffer, MIKMOD_FRAME_SIZE);
total_time += ret * secPerByte;
cmd = decoder_data(decoder, NULL,
data->audio_buffer, ret,
total_time, 0, NULL);
}
mod_close(data);
}
static struct tag *modTagDup(const char *file)
{
char *path2;
struct tag *ret = NULL;
MODULE *moduleHandle;
char *title;
path2 = g_strdup(file);
moduleHandle = Player_Load(path2, 128, 0);
g_free(path2);
if (moduleHandle == NULL) {
g_debug("Failed to open file: %s", file);
return NULL;
}
Player_Free(moduleHandle);
ret = tag_new();
ret->time = 0;
path2 = g_strdup(file);
title = g_strdup(Player_LoadTitle(path2));
g_free(path2);
if (title)
tag_add_item(ret, TAG_TITLE, title);
return ret;
}
static const char *const modSuffixes[] = {
"amf",
"dsm",
"far",
"gdm",
"imf",
"it",
"med",
"mod",
"mtm",
"s3m",
"stm",
"stx",
"ult",
"uni",
"xm",
NULL
};
const struct decoder_plugin mikmod_decoder_plugin = {
.name = "mikmod",
.init = mod_initMikMod,
.finish = mod_finishMikMod,
.file_decode = mod_decode,
.tag_dup = modTagDup,
.suffixes = modSuffixes,
};
|
