[PD] Sending audio through net
Mario Sottile
mariomey at gmail.com
Wed Sep 7 15:44:32 CEST 2016
William, VNC is Virtual Network Computing, it is a remote control of
computers, to share desktops. You can fix a remote computer using VNC.
As I need to see what's happening in the other computer, I thought using
VNC. Also, I can control it, by sending keyboard and mouse data.
Arrows are audio (the bottom one is video). If I need to send messages,
I would use OpenSoundControl.
I also think using netsend~ but, as I said, it shows this error: "wrong
ELF class: ELFCLASS32". I read there that this is a 32x compiled program
running in 64x system. That's why I have to recompile here (I tried to
contact the developer, but he didn't respond yet). I can't make a
end-to-end test with these externals... if they don't work in my system.
Did you try netsend~/netreceive~?
Yes, I think I understand the difference between UDP and TCP/IP. For
this situation, I will use UDP. But, in future, I plan to expand my
system to be used also with Internet. Maybe in that moment, I will think
using TCP/IP, but it is not my problem for now.
> Mario--
> What is VCN? Also good to label your arrows (audio? or messages?). I
> think netsend~/netreceive~ is your best choice. Try an end-to-end test
> without recompiling first. I would say UDP makes more sense for audio
> than TCP/IP. (If you drop a big chunk over TCP, and the application
> can't recover, then potentially the entire TCP connection must be torn
> down and restarted -- on both ends, which takes time. UDP is designed
> for protocols (like live streaming) where you expect packet loss. Of
> course you don't want packet loss! But UDP (theoretically) could
> *recover faster* than TCP. And that's what you want for audio.
>> On Tue, Sep 6, 2016 at 9:36 AM, Mario Sottile <mariomey at gmail.com
>> <https://lists.puredata.info/listinfo/pd-list> wrote: I need to make
>> this configuration (pay attention only to audio): First, I thought
>> using NetJack... but I don't know if it is possible. Then, I found
>> netsend~ and netreceive~ (from http://www.nullmedium.de/dev/
>> netsend~/), but they are compiled to 32 bits arch (I didn't compile
>> them to 64 yet). Also, somebody told me about Scenic
>> (https://github.com/sat-metalab/scenic ) Could anybody of this list
>> tell me what is the best approach? Another idea? Thanks.
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