refactor: more example tweaking and rename all to have 'jacket_' prefix
Signed-off-by: Christopher Arndt <chris@chrisarndt.de>
This commit is contained in:
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25bf6b31cf
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bffc611cdd
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@ -12,8 +12,8 @@ proc errorCb(msg: cstring) {.cdecl.} =
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addHandler(log)
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setErrorFunction(errorCb)
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jclient = clientOpen("test_jacket", NullOption.ord, status.addr)
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debug "Server status: " & $status
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jclient = clientOpen("jacket_info", NullOption.ord, status.addr)
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debug "JACK server status: " & $status
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if jclient == nil:
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error getJackStatusErrorString(status)
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@ -4,22 +4,28 @@ import signal
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var jclient: ClientTPtr
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var status: cint
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var exitSignalled: bool = false
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var log = newConsoleLogger(when defined(release): lvlInfo else: lvlDebug)
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proc cleanup(sig: cint = 0) =
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debug "Cleaning up..."
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if jclient != nil:
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discard jclient.deactivate()
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discard jclient.clientClose()
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jclient = nil
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proc errorCb(msg: cstring) {.cdecl.} =
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# Suppress verbose JACK error messages when server is not available by
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# default. Pass ``lvlAll`` when creating the logger to enable them.
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debug "JACK error: " & $msg
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proc cleanup(sig: cint = 0) {.noconv.} =
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debug "Cleaning up..."
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proc signalCb(sig: cint) {.noconv.} =
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info "Received signal: " & $sig
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exitSignalled = true
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if jclient != nil:
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discard jclient.deactivate()
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discard jclient.clientClose()
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jclient = nil
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quit QuitSuccess
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proc shutdownCb(arg: pointer = nil) {.cdecl.} =
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info "JACK server has shut down."
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exitSignalled = true
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proc portConnected(portA: PortIdT; portB: PortIdT; connect: cint; arg: pointer) {.cdecl.} =
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let portAPtr = jclient.portById(portA)
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@ -40,26 +46,28 @@ proc portConnected(portA: PortIdT; portB: PortIdT; connect: cint; arg: pointer)
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addHandler(log)
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setErrorFunction(errorCb)
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jclient = clientOpen("jacket_port_register", NoStartServer.ord, status.addr)
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debug "Server status: " & $status
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jclient = clientOpen("jacket_port_connect_cb", NoStartServer.ord, status.addr)
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debug "JACK server status: " & $status
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if jclient == nil:
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error getJackStatusErrorString(status)
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quit 1
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quit QuitFailure
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when defined(windows):
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setSignalProc(cleanup, SIGABRT, SIGINT, SIGTERM)
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setSignalProc(signalCb, SIGABRT, SIGINT, SIGTERM)
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else:
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setSignalProc(cleanup, SIGABRT, SIGHUP, SIGINT, SIGQUIT, SIGTERM)
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setSignalProc(signalCb, SIGABRT, SIGHUP, SIGINT, SIGQUIT, SIGTERM)
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discard jclient.portRegister("in_1", JACK_DEFAULT_AUDIO_TYPE, PortIsInput.ord, 0)
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discard jclient.portRegister("out_1", JACK_DEFAULT_AUDIO_TYPE, PortIsOutput.ord, 0)
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if jclient.setPortConnectCallback(portConnected, nil) != 0:
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error "Error: could not set port connection callback."
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error "Error: could not set JACK port connection callback."
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jclient.onShutdown(shutdownCb, nil)
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if jclient.activate() == 0:
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while true:
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while not exitSignalled:
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sleep(50)
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cleanup() # normally not reached
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cleanup()
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@ -4,40 +4,48 @@ import jacket
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var jclient: ClientTPtr
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var status: cint
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var exitSignalled: bool = false
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var log = newConsoleLogger(when defined(release): lvlInfo else: lvlDebug)
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proc cleanup(sig: cint = 0) =
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debug "Cleaning up..."
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if jclient != nil:
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discard jclient.clientClose()
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jclient = nil
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proc errorCb(msg: cstring) {.cdecl.} =
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# Suppress verbose JACK error messages when server is not available by
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# default. Pass ``lvlAll`` when creating the logger to enable them.
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debug "JACK error: " & $msg
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proc cleanup(sig: cint = 0) {.noconv.} =
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debug "Cleaning up..."
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proc signalCb(sig: cint) {.noconv.} =
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info "Received signal: " & $sig
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exitSignalled = true
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if jclient != nil:
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discard jclient.clientClose
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jclient = nil
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quit QuitSuccess
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proc shutdownCb(arg: pointer = nil) {.cdecl.} =
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info "JACK server has shut down."
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exitSignalled = true
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addHandler(log)
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setErrorFunction(errorCb)
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jclient = clientOpen("jacket_port_register", NoStartServer.ord or UseExactName.ord, status.addr)
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debug "Server status: " & $status
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debug "JACK server status: " & $status
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if jclient == nil:
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error getJackStatusErrorString(status)
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quit 1
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when defined(windows):
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setSignalProc(cleanup, SIGABRT, SIGINT, SIGTERM)
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setSignalProc(signalCb, SIGABRT, SIGINT, SIGTERM)
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else:
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setSignalProc(cleanup, SIGABRT, SIGHUP, SIGINT, SIGQUIT, SIGTERM)
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setSignalProc(signalCb, SIGABRT, SIGHUP, SIGINT, SIGQUIT, SIGTERM)
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discard jclient.portRegister("in_1", JACK_DEFAULT_AUDIO_TYPE, PortIsInput.ord, 0)
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discard jclient.portRegister("out_1", JACK_DEFAULT_AUDIO_TYPE, PortIsOutput.ord, 0)
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while true:
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jclient.onShutdown(shutdownCb, nil)
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while not exitSignalled:
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sleep(50)
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cleanup() # normally not reached
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cleanup()
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@ -5,6 +5,7 @@ import jacket
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var jclient: ClientTPtr
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var outPort: PortTPtr
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var status: cint
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var exitSignalled: bool = false
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var log = newConsoleLogger(when defined(release): lvlInfo else: lvlDebug)
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type
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@ -40,24 +41,25 @@ proc tick(osc: SineOscPtr): float =
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if osc.phase >= tableSize:
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osc.phase -= tableSize
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proc errorCb(msg: cstring) {.cdecl.} =
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# Suppress verbose JACK error messages when server is not available by
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# default. Pass ``lvlAll`` when creating the logger to enable them.
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debug "JACK error: " & $msg
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proc cleanup(sig: cint = 0) {.noconv.} =
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proc cleanup() =
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debug "Cleaning up..."
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if jclient != nil:
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discard jclient.deactivate()
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discard jclient.clientClose()
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jclient = nil
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quit QuitSuccess
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proc errorCb(msg: cstring) {.cdecl.} =
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# Suppress verbose JACK error messages when server is not available by
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# default. Pass ``lvlAll`` when creating the logger to enable them.
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debug "JACK error: " & $msg
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proc signalCb(sig: cint) {.noconv.} =
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info "Received signal: " & $sig
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exitSignalled = true
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proc shutdownCb(arg: pointer = nil) {.cdecl.} =
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debug "JACK server has shut down"
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cleanup()
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info "JACK server has shut down."
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exitSignalled = true
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proc processCb(nFrames: NFramesT, arg: pointer): cint {.cdecl.} =
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var outbuf = cast[JackBufferPtr](portGetBuffer(outPort, nFrames))
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@ -86,9 +88,9 @@ var osc = initSineOsc(sampleRate, sineFreq)
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# Set up signal handlers to clean up on exit
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when defined(windows):
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setSignalProc(cleanup, SIGABRT, SIGINT, SIGTERM)
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setSignalProc(signalCb, SIGABRT, SIGINT, SIGTERM)
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else:
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setSignalProc(cleanup, SIGABRT, SIGHUP, SIGINT, SIGQUIT, SIGTERM)
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setSignalProc(signalCb, SIGABRT, SIGHUP, SIGINT, SIGQUIT, SIGTERM)
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# Register JACK callbacks
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if jclient.setProcessCallback(processCb, osc.addr) != 0:
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@ -103,7 +105,7 @@ outPort = jclient.portRegister("out_1", JACK_DEFAULT_AUDIO_TYPE, PortIsOutput.or
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# Activate JACK client ...
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if jclient.activate() == 0:
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# ... and keep running until a signal is received
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while true:
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while not exitSignalled:
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sleep(50)
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cleanup() # normally not reached
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cleanup()
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