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39 lines
1 KiB
Python
39 lines
1 KiB
Python
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# Symbolic constants for use with sunaudiodev module
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# The names are the same as in audioio.h with the leading AUDIO_
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# removed.
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# Not all values are supported on all releases of SunOS.
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# Encoding types, for fields i_encoding and o_encoding
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ENCODING_NONE = 0 # no encoding assigned
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ENCODING_ULAW = 1 # u-law encoding
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ENCODING_ALAW = 2 # A-law encoding
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ENCODING_LINEAR = 3 # Linear PCM encoding
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# Gain ranges for i_gain, o_gain and monitor_gain
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MIN_GAIN = 0 # minimum gain value
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MAX_GAIN = 255 # maximum gain value
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# Balance values for i_balance and o_balance
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LEFT_BALANCE = 0 # left channel only
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MID_BALANCE = 32 # equal left/right channel
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RIGHT_BALANCE = 64 # right channel only
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BALANCE_SHIFT = 3
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# Port names for i_port and o_port
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PORT_A = 1
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PORT_B = 2
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PORT_C = 3
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PORT_D = 4
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SPEAKER = 0x01 # output to built-in speaker
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HEADPHONE = 0x02 # output to headphone jack
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LINE_OUT = 0x04 # output to line out
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MICROPHONE = 0x01 # input from microphone
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LINE_IN = 0x02 # input from line in
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