3 Ann Hell Ex Machina - Music Software
4 Copyright (C) 2003/2008 Angel Ortega <angel@triptico.com>
6 main.c - Miscellaneous functions and startup
8 This program is free software; you can redistribute it and/or
9 modify it under the terms of the GNU General Public License
10 as published by the Free Software Foundation; either version 2
11 of the License, or (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 http://www.triptico.com
39 /* output information */
41 static char *devfile
= NULL
;
42 static char *driver
= "default";
45 static int skip_secs
= 0;
51 static void read_config(void)
56 static int main_usage(void)
58 printf("Ann Hell Ex Machina %s - Music Writing Software\n", VERSION
);
59 printf("Copyright (C) 2003-2008 Angel Ortega <angel@triptico.com>\n");
60 printf("This software is covered by the GPL license. NO WARRANTY.\n\n");
61 printf("Usage: ahxm [options] {script.ahs}\n\n");
62 printf("Options:\n\n");
63 printf("-o {output file or device} Set output file [default: driver dependent].\n");
64 printf("-d {driver} Output driver [default: 'default'].\n");
65 printf("-L {path} Add path to script / data library search path.\n");
66 printf("-r {sampling rate} Set sampling rate [default: %d]\n", ss_frequency
);
67 printf("-c {# of channels} Force number of channels [default: use all]\n");
68 printf("-v {master volume} Set master volume [default: %02.02f]\n",
70 printf("-s {seconds to skip} Seconds to skip from the start of the song.\n");
71 printf(" [default: 0, start from the beginning]\n");
72 printf("-z {track number} Play track number in a solo\n");
73 printf("-i {interpolation} Set interpolation algorithm\n");
74 printf(" (0, none; 1, linear; 2, cubic spline,\n");
75 printf(" 3, Lagrange) [default: %d]\n", ss_interpolation
);
76 printf("-b {size in frames} Set maximum wave buffer size in frames, so\n");
77 printf(" wave files bigger than this will be paged\n");
78 printf(" (-1, load full wave in memory) [default: %d]\n",
80 printf("-D {number} Verbosity level (0-3) [default: %d].\n", verbose
);
81 printf("-C {cue file name} Generate .cue file.\n");
82 printf("-T Show tracing information.\n");
84 ("-M Output song to MIDI device instead of softsynth.\n");
85 printf("-I Interactive; read from MIDI device and\n");
86 printf(" use {script} as instrument (UNIMPLEMENTED).\n");
88 printf("Internal sample size: %d bytes (floating point)\n", (int) sizeof(sample_t
));
89 printf("Library path: ");
97 static int main_interactive(char *script_or_ins
)
99 printf("UNIMPLEMENTED; use the 'midiin' program instead.\n");
104 static int main_midi(char *script
)
106 if (compile_ahs(script
))
109 if (midi_device_open(devfile
) < 0) {
110 printf("Error: can't open MIDI device\n");
114 midi_song_play(skip_secs
);
122 static int main_ss(char *script
)
126 /* is it an .sf2? create an ad-hoc mini program to list it */
127 if ((ptr
= strrchr(script
, '.')) != NULL
&& strcmp(ptr
, ".sf2") == 0) {
130 snprintf(tmp
, sizeof(tmp
), "{ sf2 \"%s\" }", script
);
131 if (compile_ahs_string(tmp
))
135 if (compile_ahs(script
))
138 ss_song_render(skip_secs
, driver
, devfile
);
141 printf("clipped: %d optimal volume: %f\n",
142 ss_output_clipped
, ss_optimal_volume
);
148 static int ahxm_main(int argc
, char *argv
[])
160 libpath_add("~/ahxmlib", 0);
162 /* specific converters */
163 transconv_add(".flac", ".wav", "flac -d -s -o '%s' '%s'");
164 transconv_add(".mp3", ".wav", "mpg321 -q -w '%s' '%s'");
166 /* fallout converter */
167 transconv_add(".*", ".wav", "ffmpeg '%s' -i '%s'");
172 while (n
< argc
- 1) {
175 if (strcmp(opt
, "-o") == 0) {
176 /* set output device or file */
179 else if (strcmp(opt
, "-d") == 0) {
183 else if (strcmp(opt
, "-L") == 0) {
184 /* add path to library */
185 libpath_add(argv
[n
++], 0);
187 else if (strcmp(opt
, "-r") == 0) {
188 /* set sampling rate */
189 ss_frequency
= atoi(argv
[n
++]);
191 else if (strcmp(opt
, "-c") == 0) {
192 /* set number of channels */
193 ss_nchannels
= atoi(argv
[n
++]);
195 else if (strcmp(opt
, "-v") == 0) {
196 /* set master volume */
197 ss_master_volume
= (double) atof(argv
[n
++]);
199 else if (strcmp(opt
, "-i") == 0) {
200 /* set interpolation type */
201 ss_interpolation
= atoi(argv
[n
++]);
203 else if (strcmp(opt
, "-s") == 0) {
204 /* seconds to skip */
205 skip_secs
= atoi(argv
[n
++]);
207 else if (strcmp(opt
, "-I") == 0) {
208 /* activate interactive mode */
211 else if (strcmp(opt
, "-M") == 0) {
212 /* activate MIDI mode */
215 else if (strcmp(opt
, "-z") == 0) {
217 solo_track
= atoi(argv
[n
++]);
219 else if (strcmp(opt
, "-b") == 0) {
221 ss_page_size
= atoi(argv
[n
++]);
223 /* if it's -1, set as 'no limit' */
224 if (ss_page_size
< 0)
225 ss_page_size
= INT_MAX
;
227 else if (strcmp(opt
, "-D") == 0) {
228 /* debug information */
229 verbose
= atoi(argv
[n
++]);
231 else if (strcmp(opt
, "-C") == 0) {
232 /* set cue file name */
233 ss_cue_file_name
= argv
[n
++];
235 else if (strcmp(opt
, "-T") == 0)
242 script
= argv
[argc
- 1];
248 ret
= main_interactive(script
);
250 ret
= main_midi(script
);
252 ret
= main_ss(script
);
258 int main(int argc
, char *argv
[])
260 return ahxm_main(argc
, argv
);