FazBrowse GitHub Viewer
|
Trending
|
URL:
|
Home
Tools:
[Download Repo ZIP]
[View Raw Code]
[Original HTTPS Page]
jack2/common/JackMidiAPI.cpp at develop · jackaudio/jack2 · GitHub
Uh oh!
There was an error while loading.
Please reload this page
.
jackaudio
/
jack2
Public
Notifications
You must be signed in to change notification settings
Fork
396
Star
2.4k
Code
Issues
332
Pull requests
38
Discussions
Actions
Security and quality
0
Insights
Additional navigation options
Code
Issues
Pull requests
Discussions
Actions
Security and quality
Insights
Expand file tree
Breadcrumbs
jack2
/
common
/
JackMidiAPI.cpp
Copy path
More file actions
More file actions
Latest commit
History
History
History
160 lines (136 loc) · 4.54 KB
Breadcrumbs
jack2
/
common
/
JackMidiAPI.cpp
Copy path
File metadata and controls
160 lines (136 loc) · 4.54 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
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
/*
Copyright (C) 2007 Dmitry Baikov
Original JACK MIDI implementation Copyright (C) 2004 Ian Esten
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#
include
"
JackError.h
"
#
include
"
JackMidiPort.h
"
#
include
<
errno.h
>
#
include
<
string.h
>
#
ifdef
__cplusplus
extern
"
C
"
{
#endif
LIB_EXPORT
uint32_t
jack_midi_get_event_count
(
void
* port_buffer);
LIB_EXPORT
int
jack_midi_event_get
(
jack_midi_event_t
* event,
void
* port_buffer,
uint32_t
event_index);
LIB_EXPORT
void
jack_midi_clear_buffer
(
void
* port_buffer);
LIB_EXPORT
void
jack_midi_reset_buffer
(
void
* port_buffer);
LIB_EXPORT
size_t
jack_midi_max_event_size
(
void
* port_buffer);
LIB_EXPORT
jack_midi_data_t
*
jack_midi_event_reserve
(
void
* port_buffer,
jack_nframes_t
time,
size_t
data_size);
LIB_EXPORT
int
jack_midi_event_write
(
void
* port_buffer,
jack_nframes_t
time,
const
jack_midi_data_t
* data,
size_t
data_size);
LIB_EXPORT
jack_nframes_t
jack_midi_get_lost_event_count
(
void
* port_buffer);
#
ifdef
__cplusplus
}
#
endif
using
namespace
Jack
;
LIB_EXPORT
uint32_t
jack_midi_get_event_count
(
void
* port_buffer)
{
JackMidiBuffer *buf = (JackMidiBuffer*)port_buffer;
if
(!buf || !buf->
IsValid
()) {
return
0
;
}
return
buf->
event_count
;
}
LIB_EXPORT
int
jack_midi_event_get
(
jack_midi_event_t
*event,
void
* port_buffer,
uint32_t
event_index)
{
JackMidiBuffer *buf = (JackMidiBuffer*)port_buffer;
if
(!buf || !buf->
IsValid
()) {
return
-
EINVAL
;
}
if
(event_index >= buf->
event_count
) {
return
-
ENOBUFS
;
}
JackMidiEvent* ev = &buf->
events
[event_index];
event->
time
= ev->
time
;
event->
size
= ev->
size
;
event->
buffer
= ev->
GetData
(buf);
return
0
;
}
LIB_EXPORT
void
jack_midi_clear_buffer
(
void
* port_buffer)
{
JackMidiBuffer *buf = (JackMidiBuffer*)port_buffer;
if
(buf && buf->
IsValid
()) {
buf->
Reset
(buf->
nframes
);
}
}
LIB_EXPORT
void
jack_midi_reset_buffer
(
void
* port_buffer)
{
MidiBufferInit
(port_buffer,
BUFFER_SIZE_MAX
,
BUFFER_SIZE_MAX
);
}
LIB_EXPORT
size_t
jack_midi_max_event_size
(
void
* port_buffer)
{
JackMidiBuffer *buf = (JackMidiBuffer*)port_buffer;
if
(buf && buf->
IsValid
()) {
return
buf->
MaxEventSize
();
}
return
0
;
}
LIB_EXPORT
jack_midi_data_t
*
jack_midi_event_reserve
(
void
* port_buffer,
jack_nframes_t
time,
size_t
data_size)
{
JackMidiBuffer *buf = (JackMidiBuffer*)port_buffer;
if
(! buf) {
jack_error
(
"
jack_midi_event_reserve: port buffer is set to NULL
"
);
return
0
;
}
if
(! buf->
IsValid
()) {
jack_error
(
"
jack_midi_event_reserve: port buffer is invalid
"
);
return
0
;
}
if
(time >= buf->
nframes
) {
jack_error
(
"
jack_midi_event_reserve: time parameter is out of range
"
"
(%lu >= %lu)
"
, time, buf->
nframes
);
return
0
;
}
if
(buf->
event_count
&& (buf->
events
[buf->
event_count
-
1
].
time
> time)) {
jack_error
(
"
jack_midi_event_reserve: time parameter is earlier than
"
"
last reserved event
"
);
return
0
;
}
return
buf->
ReserveEvent
(time, data_size);
}
LIB_EXPORT
int
jack_midi_event_write
(
void
* port_buffer,
jack_nframes_t
time,
const
jack_midi_data_t
* data,
size_t
data_size)
{
JackMidiBuffer *buf = (JackMidiBuffer*)port_buffer;
if
(!buf || !buf->
IsValid
()) {
return
-
EINVAL
;
}
if
(time >= buf->
nframes
|| (buf->
event_count
&& buf->
events
[buf->
event_count
-
1
].
time
> time)) {
return
-
EINVAL
;
}
jack_midi_data_t
* dest = buf->
ReserveEvent
(time, data_size);
if
(!dest) {
return
-
ENOBUFS
;
}
memcpy
(dest, data, data_size);
return
0
;
}
LIB_EXPORT
uint32_t
jack_midi_get_lost_event_count
(
void
* port_buffer)
{
JackMidiBuffer *buf = (JackMidiBuffer*)port_buffer;
if
(buf && buf->
IsValid
()) {
return
buf->
lost_events
;
}
return
0
;
}
Back
|
FazBrowse Home
|
New Git URL