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c046b78f
编写于
3月 14, 2017
作者:
Y
yygg
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
添加 audio设备驱动
上级
0de261f1
变更
3
展开全部
隐藏空白更改
内联
并排
Showing
3 changed file
with
1066 addition
and
3 deletion
+1066
-3
components/drivers/audio/SConscript
components/drivers/audio/SConscript
+9
-0
components/drivers/audio/audio.c
components/drivers/audio/audio.c
+843
-0
components/drivers/include/drivers/audio.h
components/drivers/include/drivers/audio.h
+214
-3
未找到文件。
components/drivers/audio/SConscript
0 → 100644
浏览文件 @
c046b78f
from
building
import
*
cwd
=
GetCurrentDir
()
src
=
Glob
(
'*.c'
)
CPPPATH
=
[
cwd
]
group
=
DefineGroup
(
'cJSON'
,
src
,
depend
=
[
'RT_USING_AUDIO'
],
CPPPATH
=
CPPPATH
)
Return
(
'group'
)
components/drivers/audio/audio.c
0 → 100644
浏览文件 @
c046b78f
此差异已折叠。
点击以展开。
components/drivers/include/drivers/audio.h
浏览文件 @
c046b78f
#ifndef AUDIO_H__
#define AUDIO_H__
#ifndef __AUDIO_H__
#define __AUDIO_H__
//#define AUDIO_DEVICE_USE_PRIVATE_BUFFER
/* AUDIO command */
#define _AUDIO_CTL(a) (0x10 + a)
#define AUDIO_CTL_GETCAPS _AUDIO_CTL(1)
#define AUDIO_CTL_CONFIGURE _AUDIO_CTL(2)
#define AUDIO_CTL_SHUTDOWN _AUDIO_CTL(3)
#define AUDIO_CTL_START _AUDIO_CTL(4)
#define AUDIO_CTL_STOP _AUDIO_CTL(5)
#define AUDIO_CTL_PAUSE _AUDIO_CTL(6)
#define AUDIO_CTL_RESUME _AUDIO_CTL(7)
#define AUDIO_CTL_GETBUFFERINFO _AUDIO_CTL(8)
#define AUDIO_CTL_ALLOCBUFFER _AUDIO_CTL(9)
#define AUDIO_CTL_FREEBUFFER _AUDIO_CTL(10)
#define AUDIO_CTL_HWRESET _AUDIO_CTL(11)
/* Audio Device Types */
#define AUDIO_TYPE_QUERY 0x00
#define AUDIO_TYPE_INPUT 0x01
#define AUDIO_TYPE_OUTPUT 0x02
#define AUDIO_TYPE_MIXER 0x04
#define AUDIO_TYPE_SELECTOR 0x08
#define AUDIO_TYPE_EFFECT 0x10
/* Audio Format Types */
#define AUDIO_FMT_PCM_U8 0x0001
#define AUDIO_FMT_PCM_S8 0x0002
#define AUDIO_FMT_PCM_U16_LE 0x0010
#define AUDIO_FMT_PCM_S16_BE 0x0020
#define AUDIO_FMT_PCM_S16_LE 0x0040
#define AUDIO_FMT_PCM_U16_BE 0x0080
#define AUDIO_FMT_PCM_U24_LE 0x0100
#define AUDIO_FMT_PCM_S24_BE 0x0200
#define AUDIO_FMT_PCM_S24_LE 0x0400
#define AUDIO_FMT_PCM_U24_BE 0x0800
#define AUDIO_FMT_PCM_U32_LE 0x1000
#define AUDIO_FMT_PCM_S32_BE 0x2000
#define AUDIO_FMT_PCM_S32_LE 0x4000
#define AUDIO_FMT_PCM_U32_BE 0x8000
/* Supported Sampling Rates */
#define AUDIO_SAMP_RATE_8K 0x0001
#define AUDIO_SAMP_RATE_11K 0x0002
#define AUDIO_SAMP_RATE_16K 0x0004
#define AUDIO_SAMP_RATE_22K 0x0008
#define AUDIO_SAMP_RATE_32K 0x0010
#define AUDIO_SAMP_RATE_44K 0x0020
#define AUDIO_SAMP_RATE_48K 0x0040
#define AUDIO_SAMP_RATE_96K 0x0080
#define AUDIO_SAMP_RATE_128K 0x0100
#define AUDIO_SAMP_RATE_160K 0x0200
#define AUDIO_SAMP_RATE_172K 0x0400
#define AUDIO_SAMP_RATE_192K 0x0800
/* Supported Bit Rates */
#define AUDIO_BIT_RATE_22K 0x01
#define AUDIO_BIT_RATE_44K 0x02
#define AUDIO_BIT_RATE_48K 0x04
#define AUDIO_BIT_RATE_96K 0x08
#define AUDIO_BIT_RATE_128K 0x10
#define AUDIO_BIT_RATE_160K 0x20
#define AUDIO_BIT_RATE_172K 0x40
#define AUDIO_BIT_RATE_192K 0x80
/* Support Dsp(input/output) Units controls */
#define AUDIO_DSP_PARAM 0
/* get/set all params */
#define AUDIO_DSP_SAMPLERATE 1
/* Ƶ */
#define AUDIO_DSP_FMT 2
#define AUDIO_DSP_CHANNELS 3
/* Supported Mixer Units controls */
#define AUDIO_MIXER_QUERY 0x0000
#define AUDIO_MIXER_MUTE 0x0001
#define AUDIO_MIXER_VOLUME 0x0002
#define AUDIO_MIXER_BASS 0x0004
#define AUDIO_MIXER_MID 0x0008
#define AUDIO_MIXER_TREBLE 0x0010
#define AUDIO_MIXER_EQUALIZER 0x0020
#define AUDIO_MIXER_LINE 0x0040
#define AUDIO_MIXER_DIGITAL 0x0080
#define AUDIO_MIXER_MIC 0x0100
#define AUDIO_MIXER_EXTEND 0x8000 //extend mixer command
#define CFG_AUDIO_REPLAY_QUEUE_COUNT 4
#define CFG_AUDIO_RECORD_PIPE_SIZE (8 * 1024)
enum
{
AUDIO_STREAM_REPLAY
=
0
,
AUDIO_STREAM_RECORD
,
AUDIO_STREAM_LAST
=
AUDIO_STREAM_RECORD
,
};
/* the preferred number and size of audio pipeline buffer for the audio device */
struct
rt_audio_buf_info
{
rt_uint32_t
buffer_size
;
/* Preferred qty of buffers */
rt_uint32_t
buffer_count
;
/* Preferred size of the buffers */
};
struct
rt_audio_buf_desc
{
rt_uint8_t
*
data_ptr
;
rt_size_t
data_size
;
};
struct
rt_audio_frame
{
const
void
*
data_ptr
;
rt_size_t
data_size
;
rt_size_t
data_ofs
;
};
struct
rt_audio_queue
{
rt_uint16_t
count
;
rt_uint16_t
size
;
rt_uint16_t
lwm
;
rt_bool_t
waiting_lwm
;
rt_uint16_t
get_index
;
rt_uint16_t
put_index
;
struct
rt_audio_frame
*
queue
;
rt_list_t
suspended_push_list
;
rt_list_t
suspended_pop_list
;
};
struct
rt_audio_device
;
struct
rt_audio_caps
;
struct
rt_audio_configure
;
struct
rt_audio_ops
{
rt_err_t
(
*
getcaps
)
(
struct
rt_audio_device
*
audio
,
struct
rt_audio_caps
*
caps
);
rt_err_t
(
*
configure
)
(
struct
rt_audio_device
*
audio
,
struct
rt_audio_caps
*
caps
);
rt_err_t
(
*
init
)
(
struct
rt_audio_device
*
audio
);
rt_err_t
(
*
shutdown
)
(
struct
rt_audio_device
*
audio
);
rt_err_t
(
*
start
)
(
struct
rt_audio_device
*
audio
,
int
stream
);
rt_err_t
(
*
stop
)
(
struct
rt_audio_device
*
audio
,
int
stream
);
rt_err_t
(
*
suspend
)
(
struct
rt_audio_device
*
audio
,
int
stream
);
rt_err_t
(
*
resume
)
(
struct
rt_audio_device
*
audio
,
int
stream
);
rt_err_t
(
*
control
)
(
struct
rt_audio_device
*
audio
,
rt_uint8_t
cmd
,
void
*
arg
);
rt_size_t
(
*
transmit
)
(
struct
rt_audio_device
*
audio
,
const
void
*
writeBuf
,
void
*
readBuf
,
rt_size_t
size
);
//get page size of codec or private buffer's info
void
(
*
buffer_info
)
(
struct
rt_audio_device
*
audio
,
struct
rt_audio_buf_info
*
info
);
#ifdef AUDIO_DEVICE_USE_PRIVATE_BUFFER
rt_err_t
(
*
buffer_alloc
)
(
struct
rt_audio_device
*
audio
,
rt_uint8_t
**
data_ptr
,
rt_size_t
*
size
);
void
(
*
buffer_free
)
(
struct
rt_audio_device
*
audio
,
rt_uint8_t
*
data_ptr
);
#endif
};
struct
rt_audio_configure
{
rt_uint32_t
channels
;
rt_uint32_t
samplefmt
;
rt_uint32_t
samplerate
;
rt_uint32_t
samplefmts
;
};
struct
rt_audio_caps
{
int
main_type
;
int
sub_type
;
union
{
rt_uint32_t
mask
;
int
value
;
struct
rt_audio_configure
config
;
}
udata
;
};
struct
rt_audio_replay
{
rt_bool_t
activated
;
struct
rt_audio_queue
queue
;
};
struct
rt_audio_record
{
rt_bool_t
activated
;
struct
rt_pipe_device
pipe
;
};
struct
rt_audio_device
{
struct
rt_device
parent
;
struct
rt_audio_ops
*
ops
;
struct
rt_audio_replay
*
replay
;
struct
rt_audio_record
*
record
;
};
rt_err_t
rt_audio_register
(
struct
rt_audio_device
*
audio
,
const
char
*
name
,
rt_uint32_t
flag
,
void
*
data
);
void
rt_audio_tx_complete
(
struct
rt_audio_device
*
audio
,
rt_uint8_t
*
pbuf
);
void
rt_audio_rx_done
(
struct
rt_audio_device
*
audio
,
rt_uint8_t
*
pbuf
,
rt_size_t
len
);
rt_uint32_t
rt_audio_format_to_bits
(
rt_uint32_t
format
);
/* Device Control Commands */
#define CODEC_CMD_RESET 0
...
...
@@ -11,4 +222,4 @@
#define CODEC_VOLUME_MAX (63)
#endif
#endif
/* __AUDIO_H__ */
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