1 /* GSequencer - Advanced GTK Sequencer
2  * Copyright (C) 2005-2020 Joël Krähemann
3  *
4  * This file is part of GSequencer.
5  *
6  * GSequencer is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation, either version 3 of the License, or
9  * (at your option) any later version.
10  *
11  * GSequencer is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with GSequencer.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef __AGS_IPATCH_H__
21 #define __AGS_IPATCH_H__
22 
23 #include <glib.h>
24 #include <glib-object.h>
25 
26 #include <ags/libags.h>
27 #include <ags/ags_api_config.h>
28 
29 #ifdef AGS_WITH_LIBINSTPATCH
30 #include <libinstpatch/libinstpatch.h>
31 #endif
32 
33 G_BEGIN_DECLS
34 
35 #define AGS_TYPE_IPATCH                (ags_ipatch_get_type())
36 #define AGS_IPATCH(obj)                (G_TYPE_CHECK_INSTANCE_CAST((obj), AGS_TYPE_IPATCH, AgsIpatch))
37 #define AGS_IPATCH_CLASS(class)        (G_TYPE_CHECK_CLASS_CAST((class), AGS_TYPE_IPATCH, AgsIpatchClass))
38 #define AGS_IS_IPATCH(obj)             (G_TYPE_CHECK_INSTANCE_TYPE((obj), AGS_TYPE_IPATCH))
39 #define AGS_IS_IPATCH_CLASS(class)     (G_TYPE_CHECK_CLASS_TYPE((class), AGS_TYPE_IPATCH))
40 #define AGS_IPATCH_GET_CLASS(obj)      (G_TYPE_INSTANCE_GET_CLASS((obj), AGS_TYPE_IPATCH, AgsIpatchClass))
41 
42 #define AGS_IPATCH_GET_OBJ_MUTEX(obj) (&(((AgsIpatch *) obj)->obj_mutex))
43 
44 #define AGS_IPATCH_DEFAULT_CHANNELS (2)
45 
46 #define AGS_IPATCH_READ "r"
47 #define AGS_IPATCH_WRITE "w"
48 
49 typedef struct _AgsIpatch AgsIpatch;
50 typedef struct _AgsIpatchClass AgsIpatchClass;
51 
52 /**
53  * AgsIpatchFlags:
54  * @AGS_IPATCH_ADDED_TO_REGISTRY: the ipatch was added to registry, see #AgsConnectable::add_to_registry()
55  * @AGS_IPATCH_CONNECTED: indicates the ipatch was connected by calling #AgsConnectable::connect()
56  * @AGS_IPATCH_DLS2: DLS2 format
57  * @AGS_IPATCH_SF2: Soundfont2 format
58  * @AGS_IPATCH_GIG: Gigasampler format
59  *
60  * Enum values to control the behavior or indicate internal state of #AgsFifoout by
61  * enable/disable as flags.
62  */
63 typedef enum{
64   AGS_IPATCH_ADDED_TO_REGISTRY    = 1,
65   AGS_IPATCH_CONNECTED            = 1 <<  1,
66   AGS_IPATCH_DLS2                 = 1 <<  2,
67   AGS_IPATCH_SF2                  = 1 <<  3,
68   AGS_IPATCH_GIG                  = 1 <<  4,
69 }AgsIpatchFlags;
70 
71 struct _AgsIpatch
72 {
73   GObject gobject;
74 
75   guint flags;
76 
77   GRecMutex obj_mutex;
78 
79   AgsUUID *uuid;
80 
81   GObject *soundcard;
82 
83   char *filename;
84   char *mode;
85 
86 #ifdef AGS_WITH_LIBINSTPATCH
87   IpatchFile *file;
88   IpatchFileHandle *handle;
89 #else
90   gpointer file;
91   gpointer handle;
92 #endif
93 
94   guint nesting_level;
95 
96   gchar *level_id;
97   guint level_index;
98 
99   GObject *reader;
100   GObject *writer;
101 
102   GList *audio_signal;
103 };
104 
105 struct _AgsIpatchClass
106 {
107   GObjectClass gobject;
108 };
109 
110 GType ags_ipatch_get_type();
111 
112 gboolean ags_ipatch_test_flags(AgsIpatch *ipatch, guint flags);
113 void ags_ipatch_set_flags(AgsIpatch *ipatch, guint flags);
114 void ags_ipatch_unset_flags(AgsIpatch *ipatch, guint flags);
115 
116 gboolean ags_ipatch_check_suffix(gchar *filename);
117 
118 AgsIpatch* ags_ipatch_new();
119 
120 G_END_DECLS
121 
122 #endif /*__AGS_IPATCH_H__*/
123