SUNAUDIODEV.py :  » Language-Interface » ChinesePython » chinesepython2.1.3-0.4 » Lib » plat-sunos4 » Python Open Source

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Python Open Source » Language Interface » ChinesePython 
ChinesePython » chinesepython2.1.3 0.4 » Lib » plat sunos4 » SUNAUDIODEV.py
# Symbolic constants for use with sunaudiodev module
# The names are the same as in audioio.h with the leading AUDIO_
# removed.

# Not all values are supported on all releases of SunOS.

# Encoding types, for fields i_encoding and o_encoding

ENCODING_NONE = 0      # no encoding assigned
ENCODING_ULAW = 1      # u-law encoding
ENCODING_ALAW = 2      # A-law encoding
ENCODING_LINEAR = 3      # Linear PCM encoding

# Gain ranges for i_gain, o_gain and monitor_gain

MIN_GAIN = 0        # minimum gain value
MAX_GAIN = 255        # maximum gain value

# Balance values for i_balance and o_balance

LEFT_BALANCE = 0      # left channel only
MID_BALANCE = 32      # equal left/right channel
RIGHT_BALANCE = 64      # right channel only
BALANCE_SHIFT = 3

# Port names for i_port and o_port

PORT_A = 1
PORT_B = 2
PORT_C = 3
PORT_D = 4

SPEAKER = 0x01        # output to built-in speaker
HEADPHONE = 0x02      # output to headphone jack
LINE_OUT = 0x04        # output to line out

MICROPHONE = 0x01      # input from microphone
LINE_IN = 0x02        # input from line in
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