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
|
/*
* Copyright (C) 2012 Paul Kocialkowski <contact@paulk.fr>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TINYALSA_AUDIO_HW_H
#define TINYALSA_AUDIO_HW_H
#include <hardware/hardware.h>
#include <hardware/audio.h>
#include <system/audio.h>
#ifdef YAMAHA_MC1N2_AUDIO
#include <yamaha-mc1n2-audio.h>
#endif
struct tinyalsa_audio_stream_out {
struct audio_stream_out stream;
struct tinyalsa_audio_device *device;
struct tinyalsa_mixer_io_props *mixer_props;
int rate;
audio_channels_t channels;
audio_format_t format;
audio_devices_t device_current;
struct pcm *pcm;
int standby;
};
struct tinyalsa_audio_stream_in {
struct audio_stream_in stream;
struct tinyalsa_audio_device *device;
struct tinyalsa_mixer_io_props *mixer_props;
int rate;
audio_channels_t channels;
audio_format_t format;
audio_devices_t device_current;
struct pcm *pcm;
int standby;
};
struct tinyalsa_audio_device {
struct audio_hw_device device;
struct tinyalsa_audio_stream_out *stream_out;
struct tinyalsa_audio_stream_in *stream_in;
#ifdef YAMAHA_MC1N2_AUDIO
struct yamaha_mc1n2_audio_pdata *mc1n2_pdata;
#endif
struct tinyalsa_mixer *mixer;
audio_mode_t mode;
int mic_mute;
};
int audio_hw_open_output_stream(struct audio_hw_device *dev,
uint32_t devices, int *format, uint32_t *channels, uint32_t *sample_rate,
struct audio_stream_out **stream_out);
void audio_hw_close_output_stream(struct audio_hw_device *dev,
struct audio_stream_out *stream);
int audio_out_set_route(struct tinyalsa_audio_stream_out *stream_out,
audio_devices_t device);
int audio_hw_open_input_stream(struct audio_hw_device *dev,
uint32_t devices, int *format, uint32_t *channels, uint32_t *sample_rate,
audio_in_acoustics_t acoustics, struct audio_stream_in **stream_in);
void audio_hw_close_input_stream(struct audio_hw_device *dev,
struct audio_stream_in *stream);
#endif
|
