56 lines
1.4 KiB
Nim
56 lines
1.4 KiB
Nim
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import std/[strformat, os]
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import jacket
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var client: ClientTPtr
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var status: cint
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proc cleanup() {.noconv.} =
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echo "Cleaning up..."
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if client != nil:
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discard deactivate(client)
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discard clientClose(client)
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client = nil
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quit 0
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proc portConnected(portA: PortIdT; portB: PortIdT; connect: cint; arg: pointer) {.exportc.} =
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let portAPtr = portById(client, portA)
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let portBPtr = portById(client, portB)
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if portAPtr != nil:
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let portAName = portName(portAPtr)
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echo fmt"Port A: {portAName}"
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else:
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echo "Port A: <unknown>"
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if portAPtr != nil:
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let portBName = portName(portBPtr)
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echo fmt"Port B: {portBName}"
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else:
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echo "Port B: <unknown>"
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var action = if connect > 0: "connect" else: "disconnect"
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echo fmt"Action: {action}"
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client = clientOpen("jacket_port_register", ord(NoStartServer) or ord(UseExactName), addr status)
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echo fmt"Server status: {status}"
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if client == nil:
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echo getJackStatusErrorString(status)
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quit 1
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discard portRegister(client, "in_1", JACK_DEFAULT_AUDIO_TYPE, ord(PortIsInput), 0)
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discard portRegister(client, "out_1", JACK_DEFAULT_AUDIO_TYPE, ord(PortIsOutput), 0)
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if setPortConnectCallback(client, portConnected, nil) != 0:
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echo "Error: could not set port connection callback."
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discard activate(client)
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while true:
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sleep(50)
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cleanup()
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