On Sun, 24 Jun 2007 08:15:16 +0200, Tore Sinding Bekkedal <[EMAIL PROTECTED]> wrote:
>> > " a lamp on the camera which says whether or not the cam's on " >> I have a pic programmed to do this, when faced with different characters >> at a serial port. > > As we've discussed on IRC, I myself don't see this as the right > solution. The use of a PIC is needlessly complicated, it introduces > cabling requirements (although the cabling requirements to make RS-232 > frames transmit correctly admittedly aren't stringent), there could be > serial port problems, you can only run one camera per serial port, many > machines nowadays dont even have serial ports.. > > I suggest using a single I/O line off the parallel port, as it can be > programmed to act as an 8-bit general-purpose TTL-level output. My newest laptop does not have a parallell port either, for what it is worth. To be future proof, the only way to go is USB. Can any of the cheap USB lamps be switched on/off by software? >> We should be able to organise the talkback with asterisk next year > so it should be fine. > > Are you sure the added complexity of Asterisk is worth the > out-of-the-boxed-ness? It seems to be a very large system, with > transcoders and CPU-intensive things... Considering we'll have gigabit > between the machines, we could just write some near-zero-latency program > which will push 48KHz 16-bit PCM directly from the ADC of the dvswitch > box to the camop boxen... Suggestion: The dvsource-firewire could have an audio return stream. TCP sockets are two-way, after all... -- Herman Robak _______________________________________________ Debconf-video mailing list [email protected] http://lists.debconf.org/mailman/listinfo/debconf-video
