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
|
/* Copyright (c) 1997-1999 Miller Puckette.
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
/* Audio and MIDI I/O, and other scheduling and system stuff. */
/* NOTE: this file describes Pd implementation details which may change
in future releases. The public (stable) API is in m_pd.h. */
/* in s_file.c */
typedef struct _namelist
{
struct _namelist *nl_next;
char *nl_string;
} t_namelist;
t_namelist *namelist_append(t_namelist *listwas, const char *s);
void namelist_free(t_namelist *listwas);
/* s_main.c */
extern int sys_debuglevel;
extern int sys_verbose;
extern int sys_noloadbang;
extern int sys_nogui;
extern char *sys_guicmd;
EXTERN int sys_nearestfontsize(int fontsize);
EXTERN int sys_hostfontsize(int fontsize);
extern int sys_defaultfont;
extern t_symbol *sys_libdir; /* library directory for auxilliary files */
/* s_loader.c */
int sys_load_lib(char *dirname, char *filename);
/* s_audio.c */
#define SENDDACS_NO 0 /* return values for sys_send_dacs() */
#define SENDDACS_YES 1
#define SENDDACS_SLEPT 2
#define DEFDACBLKSIZE 64
extern int sys_schedblocksize; /* audio block size for scheduler */
extern int sys_hipriority; /* real-time flag, true if priority boosted */
extern t_sample *sys_soundout;
extern t_sample *sys_soundin;
extern int sys_inchannels;
extern int sys_outchannels;
extern int sys_advance_samples; /* scheduler advance in samples */
extern int sys_blocksize; /* audio I/O block size in sample frames */
extern float sys_dacsr;
extern int sys_schedadvance;
extern int sys_sleepgrain;
void sys_open_audio(int naudioindev, int *audioindev,
int nchindev, int *chindev,
int naudiooutdev, int *audiooutdev, int nchoutdev, int *choutdev,
int srate, int advance, int enable);
void sys_close_audio(void);
/* s_midi.c */
void sys_open_midi(int nmidiin, int *midiinvec, int nmidiout, int *midioutvec);
/* implemented in the system dependent MIDI code (s_midi_pm.c, etc. ) */
void sys_do_open_midi(int nmidiin, int *midiinvec,
int nmidiout, int *midioutvec);
void sys_close_midi(void);
void midi_getdevs(char *indevlist, int *nindevs,
char *outdevlist, int *noutdevs, int maxndev, int devdescsize);
int sys_send_dacs(void);
void sys_reportidle(void);
void sys_set_priority(int higher);
void sys_audiobuf(int nbufs);
void sys_getmeters(float *inmax, float *outmax);
void sys_listdevs(void);
void sys_setblocksize(int n);
/* s_midi.c */
#define MAXMIDIINDEV 16 /* max. number of input ports */
#define MAXMIDIOUTDEV 16 /* max. number of output ports */
extern int sys_nmidiin;
extern int sys_nmidiout;
extern int sys_midiindevlist[];
extern int sys_midioutdevlist[];
EXTERN void sys_putmidimess(int portno, int a, int b, int c);
EXTERN void sys_putmidibyte(int portno, int a);
EXTERN void sys_poll_midi(void);
EXTERN void sys_setmiditimediff(double inbuftime, double outbuftime);
EXTERN void sys_midibytein(int portno, int byte);
/* m_sched.c */
EXTERN void sys_log_error(int type);
#define ERR_NOTHING 0
#define ERR_ADCSLEPT 1
#define ERR_DACSLEPT 2
#define ERR_RESYNC 3
#define ERR_DATALATE 4
void sched_set_using_dacs(int flag);
/* s_inter.c */
EXTERN void sys_microsleep(int microsec);
EXTERN void sys_bail(int exitcode);
EXTERN int sys_pollgui(void);
EXTERN_STRUCT _socketreceiver;
#define t_socketreceiver struct _socketreceiver
typedef void (*t_socketnotifier)(void *x);
typedef void (*t_socketreceivefn)(void *x, t_binbuf *b);
EXTERN t_socketreceiver *socketreceiver_new(void *owner,
t_socketnotifier notifier, t_socketreceivefn socketreceivefn, int udp);
EXTERN void socketreceiver_read(t_socketreceiver *x, int fd);
EXTERN void sys_sockerror(char *s);
EXTERN void sys_closesocket(int fd);
typedef void (*t_fdpollfn)(void *ptr, int fd);
EXTERN void sys_addpollfn(int fd, t_fdpollfn fn, void *ptr);
EXTERN void sys_rmpollfn(int fd);
#ifdef UNIX
void sys_setalarm(int microsec);
void sys_setvirtualalarm( void);
#endif
#define API_ALSA 1
#define API_OSS 2
#define API_MMIO 3
#define API_PORTAUDIO 4
#define API_JACK 5
#ifdef __linux__
#define API_DEFAULT API_OSS
#define API_DEFSTRING "OSS"
#endif
#ifdef MSW
#define API_DEFAULT API_MMIO
#define API_DEFSTRING "MMIO"
#endif
#ifdef MACOSX
#define API_DEFAULT API_PORTAUDIO
#define API_DEFSTRING "portaudio"
#endif
#define DEFAULTAUDIODEV 0
#define MAXAUDIOINDEV 4
#define MAXAUDIOOUTDEV 4
#define DEFMIDIDEV 0
#define DEFAULTSRATE 44100
#ifdef MSW
#define DEFAULTADVANCE 70
#else
#define DEFAULTADVANCE 50
#endif
int pa_open_audio(int inchans, int outchans, int rate, t_sample *soundin,
t_sample *soundout, int framesperbuf, int nbuffers,
int indeviceno, int outdeviceno);
void pa_close_audio(void);
int pa_send_dacs(void);
void sys_reportidle(void);
void pa_listdevs(void);
void pa_getdevs(char *indevlist, int *nindevs,
char *outdevlist, int *noutdevs, int *canmulti,
int maxndev, int devdescsize);
int oss_open_audio(int naudioindev, int *audioindev, int nchindev,
int *chindev, int naudiooutdev, int *audiooutdev, int nchoutdev,
int *choutdev, int rate); /* IOhannes */
void oss_close_audio(void);
int oss_send_dacs(void);
void oss_reportidle(void);
void oss_getdevs(char *indevlist, int *nindevs,
char *outdevlist, int *noutdevs, int *canmulti,
int maxndev, int devdescsize);
int alsa_open_audio(int naudioindev, int *audioindev, int nchindev,
int *chindev, int naudiooutdev, int *audiooutdev, int nchoutdev,
int *choutdev, int rate);
void alsa_close_audio(void);
int alsa_send_dacs(void);
void alsa_reportidle(void);
void alsa_getdevs(char *indevlist, int *nindevs,
char *outdevlist, int *noutdevs, int *canmulti,
int maxndev, int devdescsize);
int jack_open_audio(int wantinchans, int wantoutchans, int srate);
void jack_close_audio(void);
int jack_send_dacs(void);
void jack_reportidle(void);
void jack_getdevs(char *indevlist, int *nindevs,
char *outdevlist, int *noutdevs, int *canmulti,
int maxndev, int devdescsize);
void jack_listdevs(void);
void mmio_open_audio(int naudioindev, int *audioindev,
int nchindev, int *chindev, int naudiooutdev, int *audiooutdev,
int nchoutdev, int *choutdev, int rate);
void mmio_close_audio( void);
void mmio_reportidle(void);
int mmio_send_dacs(void);
void mmio_getdevs(char *indevlist, int *nindevs,
char *outdevlist, int *noutdevs, int *canmulti,
int maxndev, int devdescsize);
void sys_listmididevs(void);
void sys_set_audio_api(int whichapi);
void sys_get_audio_apis(char *buf);
extern int sys_audioapi;
void sys_set_audio_state(int onoff);
/* API dependent audio flags and settings */
void oss_set32bit( void);
void linux_alsa_devname(char *devname);
|
