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
|
/*
* GStreamer SunAudio mixer track implementation
* Copyright (C) 2009 Sun Microsystems, Inc.,
* Brian Cameron <brian.cameron@sun.com>
* Garrett D'Amore <garrett.damore@sun.com>
*
* gstsunaudiomixeroptions.c: Sun Audio mixer options object
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <sys/audio.h>
#include <sys/mixer.h>
#include <gst/gst-i18n-plugin.h>
#include "gstsunaudiomixeroptions.h"
#include "gstsunaudiomixertrack.h"
GST_DEBUG_CATEGORY_EXTERN (sunaudio_debug);
#define GST_CAT_DEFAULT sunaudio_debug
static void gst_sunaudiomixer_options_init (GstSunAudioMixerOptions * sun_opts);
static void gst_sunaudiomixer_options_class_init (gpointer g_class,
gpointer class_data);
static GstMixerOptionsClass *parent_class = NULL;
GType
gst_sunaudiomixer_options_get_type (void)
{
static GType opts_type = 0;
if (!opts_type) {
static const GTypeInfo opts_info = {
sizeof (GstSunAudioMixerOptionsClass),
NULL,
NULL,
gst_sunaudiomixer_options_class_init,
NULL,
NULL,
sizeof (GstSunAudioMixerOptions),
0,
(GInstanceInitFunc) gst_sunaudiomixer_options_init,
};
opts_type =
g_type_register_static (GST_TYPE_MIXER_OPTIONS,
"GstSunAudioMixerOptions", &opts_info, 0);
}
return opts_type;
}
static void
gst_sunaudiomixer_options_class_init (gpointer g_class, gpointer class_data)
{
parent_class = g_type_class_peek_parent (g_class);
}
static void
gst_sunaudiomixer_options_init (GstSunAudioMixerOptions * sun_opts)
{
}
GstMixerOptions *
gst_sunaudiomixer_options_new (GstSunAudioMixerCtrl * mixer, gint track_num)
{
GstMixerOptions *opts;
GstSunAudioMixerOptions *sun_opts;
GstMixerTrack *track;
const gchar *label;
gint i;
struct audio_info audioinfo;
if ((mixer == NULL) || (mixer->mixer_fd == -1)) {
g_warning ("mixer not initialized");
return NULL;
}
if (track_num != GST_SUNAUDIO_TRACK_RECSRC) {
g_warning ("invalid options track");
return (NULL);
}
label = N_("Record Source");
opts = g_object_new (GST_TYPE_SUNAUDIO_MIXER_OPTIONS,
"untranslated-label", label, NULL);
sun_opts = GST_SUNAUDIO_MIXER_OPTIONS (opts);
track = GST_MIXER_TRACK (opts);
GST_DEBUG_OBJECT (opts, "New mixer options, track %d: %s",
track_num, GST_STR_NULL (label));
/* save off names for the record sources */
sun_opts->names[0] = g_quark_from_string (_("Microphone"));
sun_opts->names[1] = g_quark_from_string (_("Line In"));
sun_opts->names[2] = g_quark_from_string (_("Internal CD"));
sun_opts->names[3] = g_quark_from_string (_("SPDIF In"));
sun_opts->names[4] = g_quark_from_string (_("AUX 1 In"));
sun_opts->names[5] = g_quark_from_string (_("AUX 2 In"));
sun_opts->names[6] = g_quark_from_string (_("Codec Loopback"));
sun_opts->names[7] = g_quark_from_string (_("SunVTS Loopback"));
/* set basic information */
track->label = g_strdup (_(label));
track->num_channels = 0;
track->min_volume = 0;
track->max_volume = 0;
track->flags =
GST_MIXER_TRACK_INPUT | GST_MIXER_TRACK_WHITELIST |
GST_MIXER_TRACK_NO_RECORD;
if (ioctl (mixer->mixer_fd, AUDIO_GETINFO, &audioinfo) < 0) {
g_warning ("Error getting audio device settings");
g_object_unref (G_OBJECT (sun_opts));
return NULL;
}
sun_opts->avail = audioinfo.record.avail_ports;
sun_opts->track_num = track_num;
for (i = 0; i < 8; i++) {
if ((1 << i) & audioinfo.record.avail_ports) {
const char *s = g_quark_to_string (sun_opts->names[i]);
opts->values = g_list_append (opts->values, g_strdup (s));
GST_DEBUG_OBJECT (opts, "option for track %d: %s",
track_num, GST_STR_NULL (s));
}
}
return opts;
}
|
