MPEG-1, 2 Audio A2DP Application Programming Interface. More...

Data Structures
struct	wiced_bt_a2d_m12_cie_t
	data type for the MPEG-1, 2 Audio Codec Information Element More...

Macros
#define	A2D_M12_MPL_HDR_LEN 4
	the length of the MPEG_1, 2 Audio Media Payload header. More...

#define	A2D_M12_INFO_LEN 6
	the LOSC of MPEG_1, 2 Audio media codec capabilitiy

#define	A2D_M12_IE_CRC_MSK 0x10
	b4: CRC

#define	A2D_M12_IE_MPF_MSK 0x40
	b6: MPF

#define	A2D_M12_IE_VBR_MSK 0x80
	b7: VBR

#define	A2D_BLD_M12_PML_HDR(p_dst, frag_offset)
	Build MPEG-1,2 Header. More...

#define	A2D_PARS_M12_PML_HDR(p_src, frag_offset)
	Parse MPEG-1,2 Header. More...

MPEG-1,2 Layer
for Codec Specific Information Element
#define	A2D_M12_IE_LAYER_MSK 0xE0
	b7-b5 layer

#define	A2D_M12_IE_LAYER1 0x80
	b7: layer1 (mp1)

#define	A2D_M12_IE_LAYER2 0x40
	b6: layer2 (mp2)

#define	A2D_M12_IE_LAYER3 0x20
	b5: layer3 (mp3)

MPEG-1,2 Channel Mode

#define	A2D_M12_IE_CH_MD_MSK 0x0F
	b3-b0 channel mode

#define	A2D_M12_IE_CH_MD_MONO 0x08
	b3: mono

#define	A2D_M12_IE_CH_MD_DUAL 0x04
	b2: dual

#define	A2D_M12_IE_CH_MD_STEREO 0x02
	b1: stereo

#define	A2D_M12_IE_CH_MD_JOINT 0x01
	b0: joint stereo

MPEG-1,2 Sampling Frequency

#define	A2D_M12_IE_SAMP_FREQ_MSK 0x3F
	b5-b0 sampling frequency

#define	A2D_M12_IE_SAMP_FREQ_16 0x20
	b5:16 kHz

#define	A2D_M12_IE_SAMP_FREQ_22 0x10
	b4:22.05kHz

#define	A2D_M12_IE_SAMP_FREQ_24 0x08
	b3:24 kHz

#define	A2D_M12_IE_SAMP_FREQ_32 0x04
	b2:32 kHz

#define	A2D_M12_IE_SAMP_FREQ_44 0x02
	b1:44.1kHz

#define	A2D_M12_IE_SAMP_FREQ_48 0x01
	b0:48 kHz

MPEG-1,2 Bitrate

#define	A2D_M12_IE_BITRATE_MSK 0x7FFF
	b6-b0 of octect 2, all of octect3

#define	A2D_M12_IE_BITRATE_0 0x0001
	0000

#define	A2D_M12_IE_BITRATE_1 0x0002
	0001

#define	A2D_M12_IE_BITRATE_2 0x0004
	0010

#define	A2D_M12_IE_BITRATE_3 0x0008
	0011

#define	A2D_M12_IE_BITRATE_4 0x0010
	0100

#define	A2D_M12_IE_BITRATE_5 0x0020
	0101

#define	A2D_M12_IE_BITRATE_6 0x0040
	0110

#define	A2D_M12_IE_BITRATE_7 0x0080
	0111

#define	A2D_M12_IE_BITRATE_8 0x0100
	1000

#define	A2D_M12_IE_BITRATE_9 0x0200
	1001

#define	A2D_M12_IE_BITRATE_10 0x0400
	1010

#define	A2D_M12_IE_BITRATE_11 0x0800
	1011

#define	A2D_M12_IE_BITRATE_12 0x1000
	1100

#define	A2D_M12_IE_BITRATE_13 0x2000
	1101

#define	A2D_M12_IE_BITRATE_14 0x4000
	1110

Functions
wiced_bt_a2d_status_t	wiced_bt_a2d_bld_m12info (uint8_t media_type, wiced_bt_a2d_m12_cie_t p_ie, uint8_t p_result)
	This function is called by an application to build the MPEG-1, 2 Audio Media Codec Capabilities byte sequence beginning from the LOSC octet. More...

wiced_bt_a2d_status_t	wiced_bt_a2d_pars_m12info (wiced_bt_a2d_m12_cie_t p_ie, uint8_t p_info, wiced_bool_t for_caps)
	This function is called by an application to parse the MPEG-1, 2 Audio Media Codec Capabilities byte sequence beginning from the LOSC octet. More...

Detailed Description

MPEG-1, 2 Audio A2DP Application Programming Interface.


			AIROC^™ BTSDK v4.9 - Documentation

Data Structures

Macros

Functions

Detailed Description