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Constants for Digital Audio Interfaces


Defines

#define IEC958_AES0_PROFESSIONAL   (1<<0) /**< 0 = consumer, 1 = professional */
#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_NOTID   (0<<2) /**< emphasis not indicated */
#define IEC958_AES0_PRO_EMPHASIS_NONE   (1<<2) /**< no 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_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_NOTID   (0<<6) /**< fs not indicated */
#define IEC958_AES0_PRO_FS_44100   (1<<6) /**< 44.1kHz */
#define IEC958_AES0_PRO_FS_48000   (2<<6) /**< 48kHz */
#define IEC958_AES0_PRO_FS_32000   (3<<6) /**< 32kHz */
#define IEC958_AES0_CON_NOT_COPYRIGHT   (1<<2) /**< 0 = copyright, 1 = not copyright */
#define IEC958_AES0_CON_EMPHASIS   (7<<3) /**< mask - emphasis */
#define IEC958_AES0_CON_EMPHASIS_NONE   (0<<3) /**< no emphasis */
#define IEC958_AES0_CON_EMPHASIS_5015   (1<<3) /**< 50/15us emphasis */
#define IEC958_AES0_CON_MODE   (3<<6) /**< mask - mode */
#define IEC958_AES1_PRO_MODE   (15<<0) /**< mask - channel mode */
#define IEC958_AES1_PRO_MODE_NOTID   (0<<0) /**< mode not indicated */
#define IEC958_AES1_PRO_MODE_STEREOPHONIC   (2<<0) /**< stereophonic - ch A is left */
#define IEC958_AES1_PRO_MODE_SINGLE   (4<<0) /**< single channel */
#define IEC958_AES1_PRO_MODE_TWO   (8<<0) /**< two channels */
#define IEC958_AES1_PRO_MODE_PRIMARY   (12<<0) /**< primary/secondary */
#define IEC958_AES1_PRO_MODE_BYTE3   (15<<0) /**< vector to byte 3 */
#define IEC958_AES1_PRO_USERBITS   (15<<4) /**< mask - user bits */
#define IEC958_AES1_PRO_USERBITS_NOTID   (0<<4) /**< user bits not indicated */
#define IEC958_AES1_PRO_USERBITS_192   (8<<4) /**< 192-bit structure */
#define IEC958_AES1_PRO_USERBITS_UDEF   (12<<4) /**< user defined application */
#define IEC958_AES1_CON_CATEGORY   0x7f /**< consumer category */
#define IEC958_AES1_CON_GENERAL   0x00 /**< general category */
#define IEC958_AES1_CON_EXPERIMENTAL   0x40 /**< experimental category */
#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 /**< digital<->digital converter mask */
#define IEC958_AES1_CON_DIGDIGCONV_ID   0x02 /**< digital<->digital converter id */
#define IEC958_AES1_CON_ADC_COPYRIGHT_MASK   0x1f /**< ADC Copyright mask */
#define IEC958_AES1_CON_ADC_COPYRIGHT_ID   0x06 /**< ADC Copyright ID */
#define IEC958_AES1_CON_ADC_MASK   0x1f /**< ADC Mask */
#define IEC958_AES1_CON_ADC_ID   0x16 /**< ADC ID */
#define IEC958_AES1_CON_BROADCAST2_MASK   0x0f /**< Broadcast mask */
#define IEC958_AES1_CON_BROADCAST2_ID   0x0e /**< Broadcast ID */
#define IEC958_AES1_CON_LASEROPT_MASK   0x07 /**< Laser-optical mask */
#define IEC958_AES1_CON_LASEROPT_ID   0x01 /**< Laser-optical ID */
#define IEC958_AES1_CON_MUSICAL_MASK   0x07 /**< Musical device mask */
#define IEC958_AES1_CON_MUSICAL_ID   0x05 /**< Musical device ID */
#define IEC958_AES1_CON_MAGNETIC_MASK   0x07 /**< Magnetic device mask */
#define IEC958_AES1_CON_MAGNETIC_ID   0x03 /**< Magnetic device ID */
#define IEC958_AES1_CON_IEC908_CD   (IEC958_AES1_CON_LASEROPT_ID|0x00) /**< IEC958 CD compatible device */
#define IEC958_AES1_CON_NON_IEC908_CD   (IEC958_AES1_CON_LASEROPT_ID|0x08) /**< non-IEC958 CD compatible device */
#define IEC958_AES1_CON_PCM_CODER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x00) /**< PCM coder */
#define IEC958_AES1_CON_SAMPLER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x20) /**< PCM sampler */
#define IEC958_AES1_CON_MIXER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x10) /**< Mixer */
#define IEC958_AES1_CON_RATE_CONVERTER   (IEC958_AES1_CON_DIGDIGCONV_ID|0x18) /**< Rate converter */
#define IEC958_AES1_CON_SYNTHESIZER   (IEC958_AES1_CON_MUSICAL_ID|0x00) /**< Synthesizer */
#define IEC958_AES1_CON_MICROPHONE   (IEC958_AES1_CON_MUSICAL_ID|0x08) /**< Microphone */
#define IEC958_AES1_CON_DAT   (IEC958_AES1_CON_MAGNETIC_ID|0x00) /**< Digital Audio Tape */
#define IEC958_AES1_CON_VCR   (IEC958_AES1_CON_MAGNETIC_ID|0x08) /**< Video recorder */
#define IEC958_AES1_CON_ORIGINAL   (1<<7) /**< this bits depends on the category code */
#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_NOTID   (0<<3) /**< source word length not indicated */
#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_20_16   (6<<3) /**< 20-bit or 16-bit */
#define IEC958_AES2_CON_SOURCE   (15<<0) /**< mask - source number */
#define IEC958_AES2_CON_SOURCE_UNSPEC   (0<<0) /**< source number unspecified */
#define IEC958_AES2_CON_CHANNEL   (15<<4) /**< mask - channel number */
#define IEC958_AES2_CON_CHANNEL_UNSPEC   (0<<4) /**< channel number unspecified */
#define IEC958_AES3_CON_FS   (15<<0) /**< mask - sample frequency */
#define IEC958_AES3_CON_FS_44100   (0<<0) /**< 44.1kHz */
#define IEC958_AES3_CON_FS_48000   (2<<0) /**< 48kHz */
#define IEC958_AES3_CON_FS_32000   (3<<0) /**< 32kHz */
#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 */

Detailed Description

AES/IEC958 channel status bits.
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