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| 1 | # Symbolic constants for use with sunaudiodev module
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| 2 | # The names are the same as in audioio.h with the leading AUDIO_
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| 3 | # removed.
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| 4 |
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| 5 | # Not all values are supported on all releases of SunOS.
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| 6 |
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| 7 | # Encoding types, for fields i_encoding and o_encoding
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| 8 |
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| 9 | ENCODING_NONE = 0 # no encoding assigned
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| 10 | ENCODING_ULAW = 1 # u-law encoding
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| 11 | ENCODING_ALAW = 2 # A-law encoding
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| 12 | ENCODING_LINEAR = 3 # Linear PCM encoding
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| 13 |
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| 14 | # Gain ranges for i_gain, o_gain and monitor_gain
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| 15 |
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| 16 | MIN_GAIN = 0 # minimum gain value
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| 17 | MAX_GAIN = 255 # maximum gain value
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| 18 |
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| 19 | # Balance values for i_balance and o_balance
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| 20 |
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| 21 | LEFT_BALANCE = 0 # left channel only
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| 22 | MID_BALANCE = 32 # equal left/right channel
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| 23 | RIGHT_BALANCE = 64 # right channel only
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| 24 | BALANCE_SHIFT = 3
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| 25 |
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| 26 | # Port names for i_port and o_port
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| 27 |
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| 28 | PORT_A = 1
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| 29 | PORT_B = 2
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| 30 | PORT_C = 3
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| 31 | PORT_D = 4
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| 32 |
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| 33 | SPEAKER = 0x01 # output to built-in speaker
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| 34 | HEADPHONE = 0x02 # output to headphone jack
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| 35 | LINE_OUT = 0x04 # output to line out
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| 36 |
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| 37 | MICROPHONE = 0x01 # input from microphone
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| 38 | LINE_IN = 0x02 # input from line in
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| 39 | CD = 0x04 # input from on-board CD inputs
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| 40 | INTERNAL_CD_IN = CD # input from internal CDROM
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