1 /*
2 Copyright (C) 2008-2012 Grame
3 
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8 
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 GNU General Public License for more details.
13 
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17 
18 */
19 
20 #include "JackAudioAdapter.h"
21 #include "JackPlatformPlug.h"
22 #include "JackArgParser.h"
23 
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <assert.h>
27 
28 #ifdef __APPLE__
29 #include "JackCoreAudioAdapter.h"
30 #define JackPlatformAdapter JackCoreAudioAdapter
31 #endif
32 
33 #ifdef __linux__
34 #include "JackAlsaAdapter.h"
35 #define JackPlatformAdapter JackAlsaAdapter
36 #endif
37 
38 #if defined(__sun__) || defined(sun) || defined(__DragonFly__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
39 #include "JackOSSAdapter.h"
40 #define JackPlatformAdapter JackOSSAdapter
41 #endif
42 
43 #ifdef WIN32
44 #include "JackPortAudioAdapter.h"
45 #define JackPlatformAdapter JackPortAudioAdapter
46 #endif
47 
48 #ifdef __cplusplus
49 extern "C"
50 {
51 #endif
52 
53     using namespace Jack;
54 
jack_internal_initialize(jack_client_t * jack_client,const JSList * params)55     SERVER_EXPORT int jack_internal_initialize(jack_client_t* jack_client, const JSList* params)
56     {
57         jack_log("Loading audioadapter");
58 
59         Jack::JackAudioAdapter* adapter;
60         jack_nframes_t buffer_size = jack_get_buffer_size(jack_client);
61         jack_nframes_t sample_rate = jack_get_sample_rate(jack_client);
62 
63         try {
64 
65             adapter = new Jack::JackAudioAdapter(jack_client, new Jack::JackPlatformAdapter(buffer_size, sample_rate, params), params);
66             assert(adapter);
67 
68             if (adapter->Open() == 0) {
69                 return 0;
70             } else {
71                 delete adapter;
72                 return 1;
73             }
74 
75         } catch (...) {
76             jack_info("audioadapter allocation error");
77             return 1;
78         }
79     }
80 
jack_initialize(jack_client_t * jack_client,const char * load_init)81     SERVER_EXPORT int jack_initialize(jack_client_t* jack_client, const char* load_init)
82     {
83         JSList* params = NULL;
84         bool parse_params = true;
85         int res = 1;
86         jack_driver_desc_t* desc = jack_get_descriptor();
87 
88         Jack::JackArgParser parser(load_init);
89         if (parser.GetArgc() > 0) {
90             parse_params = parser.ParseParams(desc, &params);
91         }
92 
93         if (parse_params) {
94             res = jack_internal_initialize(jack_client, params);
95             parser.FreeParams(params);
96         }
97         return res;
98     }
99 
jack_finish(void * arg)100     SERVER_EXPORT void jack_finish(void* arg)
101     {
102         Jack::JackAudioAdapter* adapter = static_cast<Jack::JackAudioAdapter*>(arg);
103 
104         if (adapter) {
105             jack_log("Unloading audioadapter");
106             adapter->Close();
107             delete adapter;
108         }
109     }
110 
111 #ifdef __cplusplus
112 }
113 #endif
114