28 lines
748 B
Python
28 lines
748 B
Python
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#! /ufs/guido/bin/sgi/python
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# broadcast [port]
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#
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# Broadcast audio input on the network as UDP packets;
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# they can be received on any SGI machine with "radio.py".
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# This uses the input sampling rate, input source etc. set by apanel.
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# It uses the default sample width and #channels (16 bit/sample stereo).
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# (This is 192,000 Bytes at a sampling speed of 48 kHz, or ~137
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# packets/second -- use with caution!!!)
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import sys, al
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from socket import *
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port = 54321
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if sys.argv[1:]: port = eval(sys.argv[1])
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s = socket(AF_INET, SOCK_DGRAM)
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s.allowbroadcast(1)
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p = al.openport('broadcast', 'r')
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address = '<broadcast>', port
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while 1:
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# 700 samples equals 1400 bytes, or about the max packet size!
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data = p.readsamps(700)
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s.sendto(data, address)
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