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Constants for Digital Audio Interfaces


Defines

#define IEC958_AES0_PROFESSIONAL   (1<<0)
#define IEC958_AES0_NONAUDIO   (1<<1)
#define IEC958_AES0_PRO_EMPHASIS   (7<<2)
#define IEC958_AES0_PRO_EMPHASIS_NOTID   (0<<2)
#define IEC958_AES0_PRO_EMPHASIS_NONE   (1<<2)
#define IEC958_AES0_PRO_EMPHASIS_5015   (3<<2)
#define IEC958_AES0_PRO_EMPHASIS_CCITT   (7<<2)
#define IEC958_AES0_PRO_FREQ_UNLOCKED   (1<<5)
#define IEC958_AES0_PRO_FS   (3<<6)
#define IEC958_AES0_PRO_FS_NOTID   (0<<6)
#define IEC958_AES0_PRO_FS_44100   (1<<6)
#define IEC958_AES0_PRO_FS_48000   (2<<6)
#define IEC958_AES0_PRO_FS_32000   (3<<6)
#define IEC958_AES0_CON_NOT_COPYRIGHT   (1<<2)
#define IEC958_AES0_CON_EMPHASIS   (7<<3)
#define IEC958_AES0_CON_EMPHASIS_NONE   (0<<3)
#define IEC958_AES0_CON_EMPHASIS_5015   (1<<3)
#define IEC958_AES0_CON_MODE   (3<<6)
#define IEC958_AES1_PRO_MODE   (15<<0)
#define IEC958_AES1_PRO_MODE_NOTID   (0<<0)
#define IEC958_AES1_PRO_MODE_STEREOPHONIC   (2<<0)
#define IEC958_AES1_PRO_MODE_SINGLE   (4<<0)
#define IEC958_AES1_PRO_MODE_TWO   (8<<0)
#define IEC958_AES1_PRO_MODE_PRIMARY   (12<<0)
#define IEC958_AES1_PRO_MODE_BYTE3   (15<<0)
#define IEC958_AES1_PRO_USERBITS   (15<<4)
#define IEC958_AES1_PRO_USERBITS_NOTID   (0<<4)
#define IEC958_AES1_PRO_USERBITS_192   (8<<4)
#define IEC958_AES1_PRO_USERBITS_UDEF   (12<<4)
#define IEC958_AES1_CON_CATEGORY   0x7f
#define IEC958_AES1_CON_GENERAL   0x00
#define IEC958_AES1_CON_EXPERIMENTAL   0x40
#define IEC958_AES1_CON_SOLIDMEM_MASK   0x0f
#define IEC958_AES1_CON_SOLIDMEM_ID   0x08
#define IEC958_AES1_CON_BROADCAST1_MASK   0x07
#define IEC958_AES1_CON_BROADCAST1_ID   0x04
#define IEC958_AES1_CON_DIGDIGCONV_MASK   0x07
#define IEC958_AES1_CON_DIGDIGCONV_ID   0x02
#define IEC958_AES1_CON_ADC_COPYRIGHT_MASK   0x1f
#define IEC958_AES1_CON_ADC_COPYRIGHT_ID   0x06
#define IEC958_AES1_CON_ADC_MASK   0x1f
#define IEC958_AES1_CON_ADC_ID   0x16
#define IEC958_AES1_CON_BROADCAST2_MASK   0x0f
#define IEC958_AES1_CON_BROADCAST2_ID   0x0e
#define IEC958_AES1_CON_LASEROPT_MASK   0x07
#define IEC958_AES1_CON_LASEROPT_ID   0x01
#define IEC958_AES1_CON_MUSICAL_MASK   0x07
#define IEC958_AES1_CON_MUSICAL_ID   0x05
#define IEC958_AES1_CON_MAGNETIC_MASK   0x07
#define IEC958_AES1_CON_MAGNETIC_ID   0x03
#define IEC958_AES1_CON_IEC908_CD   (IEC958_AES1_CON_LASEROPT_ID|0x00)
#define IEC958_AES1_CON_NON_IEC908_CD   (IEC958_AES1_CON_LASEROPT_ID|0x08)
#define IEC958_AES1_CON_PCM_CODER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x00)
#define IEC958_AES1_CON_SAMPLER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x20)
#define IEC958_AES1_CON_MIXER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x10)
#define IEC958_AES1_CON_RATE_CONVERTER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x18)
#define IEC958_AES1_CON_SYNTHESIZER   (IEC958_AES1_CON_MUSICAL_ID|0x00)
#define IEC958_AES1_CON_MICROPHONE   (IEC958_AES1_CON_MUSICAL_ID|0x08)
#define IEC958_AES1_CON_DAT   (IEC958_AES1_CON_MAGNETIC_ID|0x00)
#define IEC958_AES1_CON_VCR   (IEC958_AES1_CON_MAGNETIC_ID|0x08)
#define IEC958_AES1_CON_ORIGINAL   (1<<7)
#define IEC958_AES2_PRO_SBITS   (7<<0)
#define IEC958_AES2_PRO_SBITS_20   (2<<0)
#define IEC958_AES2_PRO_SBITS_24   (4<<0)
#define IEC958_AES2_PRO_SBITS_UDEF   (6<<0)
#define IEC958_AES2_PRO_WORDLEN   (7<<3)
#define IEC958_AES2_PRO_WORDLEN_NOTID   (0<<3)
#define IEC958_AES2_PRO_WORDLEN_22_18   (2<<3)
#define IEC958_AES2_PRO_WORDLEN_23_19   (4<<3)
#define IEC958_AES2_PRO_WORDLEN_24_20   (5<<3)
#define IEC958_AES2_PRO_WORDLEN_20_16   (6<<3)
#define IEC958_AES2_CON_SOURCE   (15<<0)
#define IEC958_AES2_CON_SOURCE_UNSPEC   (0<<0)
#define IEC958_AES2_CON_CHANNEL   (15<<4)
#define IEC958_AES2_CON_CHANNEL_UNSPEC   (0<<4)
#define IEC958_AES3_CON_FS   (15<<0)
#define IEC958_AES3_CON_FS_44100   (0<<0)
#define IEC958_AES3_CON_FS_48000   (2<<0)
#define IEC958_AES3_CON_FS_32000   (3<<0)
#define IEC958_AES3_CON_CLOCK   (3<<4)
#define IEC958_AES3_CON_CLOCK_1000PPM   (0<<4)
#define IEC958_AES3_CON_CLOCK_50PPM   (1<<4)
#define IEC958_AES3_CON_CLOCK_VARIABLE   (2<<4)

Detailed Description

AES/IEC958 channel status bits.

Define Documentation

#define IEC958_AES0_CON_EMPHASIS   (7<<3)
 

mask - emphasis

#define IEC958_AES0_CON_EMPHASIS_5015   (1<<3)
 

50/15us emphasis

#define IEC958_AES0_CON_EMPHASIS_NONE   (0<<3)
 

no emphasis

#define IEC958_AES0_CON_MODE   (3<<6)
 

mask - mode

#define IEC958_AES0_CON_NOT_COPYRIGHT   (1<<2)
 

0 = copyright, 1 = not copyright

#define IEC958_AES0_NONAUDIO   (1<<1)
 

0 = audio, 1 = non-audio

#define IEC958_AES0_PRO_EMPHASIS   (7<<2)
 

mask - emphasis

#define IEC958_AES0_PRO_EMPHASIS_5015   (3<<2)
 

50/15us emphasis

#define IEC958_AES0_PRO_EMPHASIS_CCITT   (7<<2)
 

CCITT J.17 emphasis

#define IEC958_AES0_PRO_EMPHASIS_NONE   (1<<2)
 

no emphasis

#define IEC958_AES0_PRO_EMPHASIS_NOTID   (0<<2)
 

emphasis not indicated

#define IEC958_AES0_PRO_FREQ_UNLOCKED   (1<<5)
 

source sample frequency: 0 = locked, 1 = unlocked

#define IEC958_AES0_PRO_FS   (3<<6)
 

mask - sample frequency

#define IEC958_AES0_PRO_FS_32000   (3<<6)
 

32kHz

#define IEC958_AES0_PRO_FS_44100   (1<<6)
 

44.1kHz

#define IEC958_AES0_PRO_FS_48000   (2<<6)
 

48kHz

#define IEC958_AES0_PRO_FS_NOTID   (0<<6)
 

fs not indicated

#define IEC958_AES0_PROFESSIONAL   (1<<0)
 

0 = consumer, 1 = professional

#define IEC958_AES1_CON_ADC_COPYRIGHT_ID   0x06
 

ADC Copyright ID

#define IEC958_AES1_CON_ADC_COPYRIGHT_MASK   0x1f
 

ADC Copyright mask

#define IEC958_AES1_CON_ADC_ID   0x16
 

ADC ID

#define IEC958_AES1_CON_ADC_MASK   0x1f
 

ADC Mask

#define IEC958_AES1_CON_BROADCAST1_ID   0x04
 

???

#define IEC958_AES1_CON_BROADCAST1_MASK   0x07
 

???

#define IEC958_AES1_CON_BROADCAST2_ID   0x0e
 

Broadcast ID

#define IEC958_AES1_CON_BROADCAST2_MASK   0x0f
 

Broadcast mask

#define IEC958_AES1_CON_CATEGORY   0x7f
 

consumer category

#define IEC958_AES1_CON_DAT   (IEC958_AES1_CON_MAGNETIC_ID|0x00)
 

Digital Audio Tape

#define IEC958_AES1_CON_DIGDIGCONV_ID   0x02
 

digital<->digital converter id

#define IEC958_AES1_CON_DIGDIGCONV_MASK   0x07
 

digital<->digital converter mask

#define IEC958_AES1_CON_EXPERIMENTAL   0x40
 

experimental category

#define IEC958_AES1_CON_GENERAL   0x00
 

general category

#define IEC958_AES1_CON_IEC908_CD   (IEC958_AES1_CON_LASEROPT_ID|0x00)
 

IEC958 CD compatible device

#define IEC958_AES1_CON_LASEROPT_ID   0x01
 

Laser-optical ID

#define IEC958_AES1_CON_LASEROPT_MASK   0x07
 

Laser-optical mask

#define IEC958_AES1_CON_MAGNETIC_ID   0x03
 

Magnetic device ID

#define IEC958_AES1_CON_MAGNETIC_MASK   0x07
 

Magnetic device mask

#define IEC958_AES1_CON_MICROPHONE   (IEC958_AES1_CON_MUSICAL_ID|0x08)
 

Microphone

#define IEC958_AES1_CON_MIXER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x10)
 

Mixer

#define IEC958_AES1_CON_MUSICAL_ID   0x05
 

Musical device ID

#define IEC958_AES1_CON_MUSICAL_MASK   0x07
 

Musical device mask

#define IEC958_AES1_CON_NON_IEC908_CD   (IEC958_AES1_CON_LASEROPT_ID|0x08)
 

non-IEC958 CD compatible device

#define IEC958_AES1_CON_ORIGINAL   (1<<7)
 

this bits depends on the category code

#define IEC958_AES1_CON_PCM_CODER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x00)
 

PCM coder

#define IEC958_AES1_CON_RATE_CONVERTER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x18)
 

Rate converter

#define IEC958_AES1_CON_SAMPLER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x20)
 

PCM sampler

#define IEC958_AES1_CON_SOLIDMEM_ID   0x08
 

???

#define IEC958_AES1_CON_SOLIDMEM_MASK   0x0f
 

???

#define IEC958_AES1_CON_SYNTHESIZER   (IEC958_AES1_CON_MUSICAL_ID|0x00)
 

Synthesizer

#define IEC958_AES1_CON_VCR   (IEC958_AES1_CON_MAGNETIC_ID|0x08)
 

Video recorder

#define IEC958_AES1_PRO_MODE   (15<<0)
 

mask - channel mode

#define IEC958_AES1_PRO_MODE_BYTE3   (15<<0)
 

vector to byte 3

#define IEC958_AES1_PRO_MODE_NOTID   (0<<0)
 

mode not indicated

#define IEC958_AES1_PRO_MODE_PRIMARY   (12<<0)
 

primary/secondary

#define IEC958_AES1_PRO_MODE_SINGLE   (4<<0)
 

single channel

#define IEC958_AES1_PRO_MODE_STEREOPHONIC   (2<<0)
 

stereophonic - ch A is left

#define IEC958_AES1_PRO_MODE_TWO   (8<<0)
 

two channels

#define IEC958_AES1_PRO_USERBITS   (15<<4)
 

mask - user bits

#define IEC958_AES1_PRO_USERBITS_192   (8<<4)
 

192-bit structure

#define IEC958_AES1_PRO_USERBITS_NOTID   (0<<4)
 

user bits not indicated

#define IEC958_AES1_PRO_USERBITS_UDEF   (12<<4)
 

user defined application

#define IEC958_AES2_CON_CHANNEL   (15<<4)
 

mask - channel number

#define IEC958_AES2_CON_CHANNEL_UNSPEC   (0<<4)
 

channel number unspecified

#define IEC958_AES2_CON_SOURCE   (15<<0)
 

mask - source number

#define IEC958_AES2_CON_SOURCE_UNSPEC   (0<<0)
 

source number unspecified

#define IEC958_AES2_PRO_SBITS   (7<<0)
 

mask - sample bits

#define IEC958_AES2_PRO_SBITS_20   (2<<0)
 

20-bit - coordination

#define IEC958_AES2_PRO_SBITS_24   (4<<0)
 

24-bit - main audio

#define IEC958_AES2_PRO_SBITS_UDEF   (6<<0)
 

user defined application

#define IEC958_AES2_PRO_WORDLEN   (7<<3)
 

mask - source word length

#define IEC958_AES2_PRO_WORDLEN_20_16   (6<<3)
 

20-bit or 16-bit

#define IEC958_AES2_PRO_WORDLEN_22_18   (2<<3)
 

22-bit or 18-bit

#define IEC958_AES2_PRO_WORDLEN_23_19   (4<<3)
 

23-bit or 19-bit

#define IEC958_AES2_PRO_WORDLEN_24_20   (5<<3)
 

24-bit or 20-bit

#define IEC958_AES2_PRO_WORDLEN_NOTID   (0<<3)
 

source word length not indicated

#define IEC958_AES3_CON_CLOCK   (3<<4)
 

mask - clock accuracy

#define IEC958_AES3_CON_CLOCK_1000PPM   (0<<4)
 

1000 ppm

#define IEC958_AES3_CON_CLOCK_50PPM   (1<<4)
 

50 ppm

#define IEC958_AES3_CON_CLOCK_VARIABLE   (2<<4)
 

variable pitch

#define IEC958_AES3_CON_FS   (15<<0)
 

mask - sample frequency

#define IEC958_AES3_CON_FS_32000   (3<<0)
 

32kHz

#define IEC958_AES3_CON_FS_44100   (0<<0)
 

44.1kHz

#define IEC958_AES3_CON_FS_48000   (2<<0)
 

48kHz


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