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Diffstat (limited to 'src/progs/python/omsynth.py')
-rw-r--r-- | src/progs/python/omsynth.py | 635 |
1 files changed, 0 insertions, 635 deletions
diff --git a/src/progs/python/omsynth.py b/src/progs/python/omsynth.py deleted file mode 100644 index d7cfa5ab..00000000 --- a/src/progs/python/omsynth.py +++ /dev/null @@ -1,635 +0,0 @@ -#!/usr/bin/python -# -# Python bindings for Om -# Copyright (C) 2005 Leonard Ritter -# -# This library is free software; you can redistribute it and/or -# modify it under the terms of the GNU Lesser General Public -# License as published by the Free Software Foundation; either -# version 2.1 of the License, or (at your option) any later version. -# -# This library is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public -# License along with this library; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - -import os,sys,thread,time - -from OSC import OSCMessage, decodeOSC - -from twisted.internet.protocol import DatagramProtocol -from twisted.internet import reactor - -OM_CALL_TIMEOUT = 5 -OM_CALL_POLLTIME = 0.1 - -class TreeElement: - def __init__(self,environment,parent,name): - self.environment = environment - self.parent = parent - self.name = name - self.metadata = {} - - def __del__(self): - print "'%s': gone" % self.name - - def removeChild(self, child): - pass - - def remove(self): - self.parent.removeChild(self.name) - self.parent = None - del self - - def getParent(self): - return self.parent - - def getName(self): - return self.name - - def getPath(self): - if self.parent: - return self.parent.getPath() + "/" + self.name - else: - return self.name - - def getDepth(self): - if self.parent: - return self.parent.getDepth() + 1 - else: - return 0 - - def setMetaData(self,key,value): - if (not self.metadata.has_key(value)) or (self.metadata[key] != value): - print "||| '%s': '%s' = '%s'" % (self.getPath(), key, value) - self.metadata[key] = value - -class Port(TreeElement): - def __init__(self,environment,parent,name): - TreeElement.__init__(self,environment,parent,name) - self.porttype = "" - self.direction = "" - self.hint = "" - self.defaultvalue = 0.0 - self.minvalue = 0.0 - self.maxvalue = 0.0 - self.value = 0.0 - self.connections = {} - print "*** '%s': new port" % self.getPath() - - def remove(self): - for connection in self.getConnections(): - connection.remove() - TreeElement.remove(self) - - def getConnections(self): - return self.connections - - def addConnection(self,target,connection): - self.connections[target] = connection - - def removeConnection(self,target): - del self.connections[target] - - def setPortType(self,porttype): - if self.porttype != porttype: - print "*** '%s': changing porttype from '%s' to '%s'" % (self.getPath(), self.porttype, porttype) - self.porttype = porttype - - def setDirection(self,direction): - if self.direction != direction: - print "*** '%s': changing direction from '%s' to '%s'" % (self.getPath(), self.direction, direction) - self.direction = direction - - def setHint(self,hint): - if self.hint != hint: - print "*** '%s': changing hint from '%s' to '%s'" % (self.getPath(), self.hint, hint) - self.hint = hint - - def setDefaultValue(self,defaultvalue): - if self.defaultvalue != defaultvalue: - print "*** '%s': changing defaultvalue from '%.3f' to '%.3f'" % (self.getPath(), self.defaultvalue, defaultvalue) - self.defaultvalue = defaultvalue - - def setMinValue(self,minvalue): - if self.minvalue != minvalue: - print "*** '%s': changing minvalue from '%.3f' to '%.3f'" % (self.getPath(), self.minvalue, minvalue) - self.minvalue = minvalue - - def setMaxValue(self,maxvalue): - if self.maxvalue != maxvalue: - print "*** '%s': changing maxvalue from '%.3f' to '%.3f'" % (self.getPath(), self.maxvalue, maxvalue) - self.maxvalue = maxvalue - - def setValue(self,value): - if self.value != value: - print "*** '%s': changing value from '%.3f' to '%.3f'" % (self.getPath(), self.value, value) - self.value = value - -class Node(TreeElement): - def __init__(self,environment,parent,name): - TreeElement.__init__(self,environment,parent,name) - self.ports = {} - self.polyphonic = 0 - self.plugintype = "" - self.libname = "" - self.pluginlabel = "" - print "+++ '%s': new node" % self.getPath() - - def remove(self): - for port in self.getPorts(): - port.remove() - TreeElement.remove(self) - - def removeChild(self, child): - del self.ports[child] - - def getPorts(self): - return self.ports.values() - - def setPluginLabel(self,pluginlabel): - if pluginlabel != self.pluginlabel: - print "+++ '%s': changing pluginlabel from '%s' to '%s'" % (self.getPath(), self.pluginlabel, pluginlabel) - self.pluginlabel = pluginlabel - - def setLibName(self,libname): - if libname != self.libname: - print "+++ '%s': changing libname from '%s' to '%s'" % (self.getPath(), self.libname, libname) - self.libname = libname - - def setPluginType(self,plugintype): - if plugintype != self.plugintype: - print "+++ '%s': changing plugintype from '%s' to '%s'" % (self.getPath(), self.plugintype, plugintype) - self.plugintype = plugintype - - def setPolyphonic(self,polyphonic): - if polyphonic != self.polyphonic: - print "+++ '%s': changing polyphony from %i to %i" % (self.getPath(), self.polyphonic, polyphonic) - self.polyphonic = polyphonic - - def hasPort(self,name): - return self.ports.has_key(name) - - def getPort(self,name,mustexist=False): - if not self.hasPort(name): - if mustexist: - return None - self.ports[name] = self.environment.getPortClass()(self.environment,self,name) - return self.ports[name] - -class Patch(Node): - def __init__(self,environment,parent,name): - Node.__init__(self,environment,parent,name) - self.nodes = {} - self.patches = {} - self.poly = 0 - self.enabled = False - print "### '%s': new patch" % self.getPath() - - def remove(self): - for patch in self.getPatches(): - patch.remove() - for node in self.getNodes(): - node.remove() - Node.remove(self) - - def removeChild(self, child): - if self.hasNode(child): - del self.nodes[child] - elif self.hasPatch(child): - del self.patches[child] - else: - Node.removeChild(self,child) - - def getPatches(self): - return self.patches.values() - - def getNodes(self): - return self.nodes.values() - - def getEnabled(self): - return self.enabled - - def setEnabled(self,enabled): - if enabled != self.enabled: - print "### '%s': changing enabled from %s to %s" % (self.getPath(), str(self.enabled), str(enabled)) - enabled = self.enabled - - def getPoly(self): - return self.poly - - def setPoly(self,poly): - if poly != self.poly: - print "### '%s': changing polyphony from %i to %i" % (self.getPath(), self.poly, poly) - self.poly = poly - - def hasNode(self,name): - return self.nodes.has_key(name) - - def getNode(self,name,mustexist=False): - if not self.hasNode(name): - if mustexist: - return None - self.nodes[name] = self.environment.getNodeClass()(self.environment,self,name) - return self.nodes[name] - - def hasPatch(self,name): - return self.patches.has_key(name) - - def getPatch(self,name,mustexist=False): - if not self.hasPatch(name): - if mustexist: - return None - self.patches[name] = self.environment.getPatchClass()(self.environment,self,name) - return self.patches[name] - -class Connection: - def __init__(self,environment,srcport,dstport): - self.environment = environment - self.srcport = srcport - self.dstport = dstport - self.srcport.addConnection(self.dstport,self) - self.dstport.addConnection(self.srcport,self) - print ">>> '%s'->'%s': new connection" % (self.srcport.getPath(),self.dstport.getPath()) - - def __del__(self): - print "connection gone" - - def remove(self): - self.srcport.removeConnection(self.dstport) - self.dstport.removeConnection(self.srcport) - del self - - def getSrcPort(self): - return self.srcport - - def getDstPort(self): - return self.dstport - - def getPortPair(self): - return self.srcport, self.dstport - -class Environment: - def __init__(self): - self.omPatch = self.getPatchClass()(self,None,"") - self.enabled = False - self.connections = {} - - def getConnectionClass(self): - return Connection - - def getPatchClass(self): - return Patch - - def getNodeClass(self): - return Node - - def getPortClass(self): - return Port - - def getConnection(self,srcportpath,dstportpath,mustexist=False): - srcport = self.getPort(srcportpath,True) - if not srcport: - return None - dstport = self.getPort(dstportpath,True) - if not dstport: - return None - if not self.connections.has_key((srcport,dstport)): - if mustexist: - return None - self.connections[(srcport,dstport)] = self.getConnectionClass()(self,srcport,dstport) - return self.connections[(srcport,dstport)] - - def getConnections(self): - return self.connections.values() - - def getPatch(self,path,mustexist=False): - elements = path.split("/") - currentPatch = None - for element in elements: - if element == "": - currentPatch = self.omPatch - else: - currentPatch = currentPatch.getPatch(element,mustexist) - if not currentPatch: - break - return currentPatch - - def getNode(self,path,mustexist=False): - elements = path.split("/") - basepath = "/".join(elements[:-1]) - nodename = elements[-1] - patch = self.getPatch(basepath,True) - if patch: - return patch.getNode(nodename,mustexist) - return None - - def getPort(self,path,mustexist=False): - elements = path.split("/") - basepath = "/".join(elements[:-1]) - portname = elements[-1] - node = self.getNode(basepath,True) - if node: - return node.getPort(portname,mustexist) - patch = self.getPatch(basepath,True) - if patch: - return patch.getPort(portname,mustexist) - return None - - def getObject(self,path): - patch = self.getPatch(path,True) - if patch: - return patch - node = self.getNode(path,True) - if node: - return node - return self.getPort(path,True) - - def printPatch(self,patch=None): - if not patch: - patch = self.omPatch - print patch.getDepth()*' ' + "### " + patch.getPath() - for node in patch.getNodes(): - print node.getDepth()*' ' + "+++ " + node.getPath() - for port in node.getPorts(): - print port.getDepth()*' ' + "*** " + port.getPath() - for port in patch.getPorts(): - print port.getDepth()*' ' + "*** " + port.getPath() - for subpatch in patch.getPatches(): - self.printPatch(subpatch) - - def printConnections(self): - for connection in self.getConnections(): - print ">>> %s -> %s" % (connection.getSrcPort().getPath(), connection.getDstPort().getPath()) - - #~ /om/engine_enabled - Notification engine's DSP has been enabled. - def __om__engine_enabled(self): - self.enabled = True - - #~ /om/engine_disabled - Notification engine's DSP has been disabled. - def __om__engine_disabled(self): - self.enabled = False - - #~ /om/new_node - Notification of a new node's creation. - #~ * path (string) - Path of the new node - #~ * polyphonic (integer-boolean) - Node is polyphonic (1 for yes, 0 for no) - #~ * type (string) - Type of plugin (LADSPA, DSSI, Internal, Patch) - #~ * lib-name (string) - Name of library if a plugin (ie cmt.so) - #~ * plug-label (string) - Label of plugin in library (ie adsr_env) - - #~ * New nodes are sent as a blob. The first message in the blob will be this one (/om/new_node), followed by a series of /om/new_port commands, followed by /om/new_node_end. - def __om__new_node(self,path,polyphonic,plugintype,libname,pluginlabel): - node = self.getNode(path) - node.setPolyphonic(polyphonic) - node.setPluginType(plugintype) - node.setLibName(libname) - node.setPluginLabel(pluginlabel) - - def __om__new_node_end(self): - pass - - #~ /om/node_removal - Notification of a node's destruction. - #~ * path (string) - Path of node (which no longer exists) - def __om__node_removal(self,path): - node = self.getNode(path) - node.remove() - - #~ /om/new_port - Notification of a node's destruction. - - #~ * path (string) - Path of new port - #~ * type (string) - Type of port (CONTROL or AUDIO) - #~ * direction (string) - Direction of data flow (INPUT or OUTPUT) - #~ * hint (string) - Hint (INTEGER, LOGARITHMIC, TOGGLE, or NONE) - #~ * default-value (float) - Default (initial) value - #~ * min-value (float) - Suggested minimum value - #~ * min-value (float) - Suggested maximum value - - #~ * Note that in the event of loading a patch, this message could be followed immediately by a control change, meaning the default-value is not actually the current value of the port (ahem, Lachlan). - #~ * The minimum and maximum values are suggestions only, they are not enforced in any way, and going outside them is perfectly fine. Also note that the port ranges in om_gtk are not these ones! Those ranges are set as metadata. - def __om__new_port(self,path,porttype,direction,hint,defaultvalue,minvalue,maxvalue): - port = self.getPort(path) - port.setPortType(porttype) - port.setDirection(direction) - port.setHint(hint) - port.setDefaultValue(defaultvalue) - port.setMinValue(minvalue) - port.setMaxValue(maxvalue) - - #~ /om/port_removal - Notification of a port's destruction. - #~ * path (string) - Path of port (which no longer exists) - def __om__port_removal(self,path): - port = self.getPort(path) - port.remove() - - #~ /om/patch_destruction - Notification of a patch's destruction. - #~ * path (string) - Path of patch (which no longer exists) - def __om__patch_destruction(self,path): - patch = self.getPatch(path) - patch.remove() - - #~ /om/patch_enabled - Notification a patch's DSP processing has been enabled. - #~ * path (string) - Path of enabled patch - def __om__patch_enabled(self,path): - patch = self.getPatch(path) - patch.setEnabled(True) - - #~ /om/patch_disabled - Notification a patch's DSP processing has been disabled. - #~ * path (string) - Path of disabled patch - def __om__patch_disabled(self,path): - patch = self.getPatch(path) - patch.setEnabled(False) - - #~ /om/new_connection - Notification a new connection has been made. - #~ * src-path (string) - Path of the source port - #~ * dst-path (string) - Path of the destination port - def __om__new_connection(self,srcpath,dstpath): - self.getConnection(srcpath,dstpath) - - #~ /om/disconnection - Notification a connection has been unmade. - #~ * src-path (string) - Path of the source port - #~ * dst-path (string) - Path of the destination port - def __om__disconnection(self,srcpath,dstpath): - connection = self.getConnection(srcpath,dstpath) - portpair = connection.getPortPair() - connection.remove() - del self.connections[portpair] - - #~ /om/metadata/update - Notification of a piece of metadata. - #~ * path (string) - Path of the object associated with metadata (can be a node, patch, or port) - #~ * key (string) - #~ * value (string) - def __om__metadata__update(self,path,key,value): - object = self.getObject(path) - object.setMetaData(key,value) - - #~ /om/control_change - Notification the value of a port has changed - #~ * path (string) - Path of port - #~ * value (float) - New value of port - #~ * This will only send updates for values set by clients of course - not values changing because of connections to other ports! - def __om__control_change(self,path,value): - port = self.getPort(path) - port.setValue(value) - - #~ /om/new_patch - Notification of a new patch - #~ * path (string) - Path of new patch - #~ * poly (int) - Polyphony of new patch (not a boolean like new_node) - def __om__new_patch(self,path,poly): - patch = self.getPatch(path) - patch.setPoly(poly) - -class SocketError: - pass - -class Call: - pass - -class ClientProxy: - def __init__(self, om, name, is_async = False): - self.name = name - self.om = om - self.is_async = is_async - - def __call__(self, *args): - if (self.is_async): - self.om.sendMsg(self.name, *args) - return True - - result = self.om.sendMsgBlocking(self.name, *args) - if not result: - return None - if result[0] == "/om/response/ok": - return True - print "ERROR: %s" % result[1][1] - return False - - def __getattr__(self, name): - if (name[:2] == "__") and (name[-2:] == "__"): # special function - raise AttributeError, name - if name in self.__dict__: - raise AttributeError, name - if name == 'async': - return ClientProxy(self.om, self.name, True) - else: - return ClientProxy(self.om, self.name + '/' + name) - -class Client(DatagramProtocol, ClientProxy): - def __init__(self): - ClientProxy.__init__(self, self, "/om") - - def startProtocol(self): - self.transport.connect("127.0.0.1", 16180) - host = self.transport.getHost() - self.host = host.host - self.port = host.port - self.environment = None - self.handlers = {} - self.calls = {} - #print "opened port at %s" % (str((self.host,self.port))) - self.nextPacketNumber = 1 - - def setEnvironment(self, environment): - self.handlers = {} - self.environment = environment - for name in dir(self.environment): - element = getattr(self.environment,name) - if (type(element).__name__ == 'instancemethod') and (element.__name__[:6] == "__om__"): - handlername = element.__name__.replace("__","/") - print "registering handler for '%s'" % handlername - self.handlers[handlername] = element - - def getEnvironment(self): - return self.environment - - def connectionRefused(self): - print "Noone listening, aborting." - os._exit(-1) - - def messageReceived(self, (msg, args)): - if msg == "/om/error": - print "ERROR: %r" % args - return - if msg == "/om/response/ok": - omcall = self.calls[args[0]] - omcall.result = (msg,args) - omcall.done = True - return - if msg == "/om/response/error": - omcall = self.calls[args[0]] - omcall.result = (msg,args) - omcall.done = True - return - if msg == "#bundle": - for arg in args: - self.messageReceived(arg) - return - if self.handlers.has_key(msg): - try: - self.handlers[msg](*args) - except: - a,b,c = sys.exc_info() - sys.excepthook(a,b,c) - print "with '%s'" % repr((msg,args)) - return - print "no handler for '%s'" % repr((msg,args)) - - def datagramReceived(self, data, (host, port)): - self.messageReceived(decodeOSC(data)) - - def getPacketNumber(self): - packetNumber = self.nextPacketNumber - self.nextPacketNumber = (self.nextPacketNumber + 1) - return packetNumber - - def sendMsg(self,msg,*args): - packetNumber = self.getPacketNumber() - print "Sending %r (#%i)..." % (msg,packetNumber) - omcall = Call() - omcall.result = None - omcall.done = False - self.calls[packetNumber] = omcall - message = OSCMessage() - message.setAddress(msg) - message.append(packetNumber) - for arg in args: - message.append(arg) - self.transport.write(message.getBinary()) - time.sleep(0.01) - return True - - def sendMsgBlocking(self,msg,*args): - packetNumber = self.getPacketNumber() - print "Sending %r (#%i)..." % (msg,packetNumber) - omcall = Call() - omcall.result = None - omcall.done = False - self.calls[packetNumber] = omcall - message = OSCMessage() - message.setAddress(msg) - message.append(packetNumber) - for arg in args: - message.append(arg) - self.transport.write(message.getBinary()) - now = time.time() - while not omcall.done: - time.sleep(OM_CALL_POLLTIME) - distance = time.time() - now - if distance > OM_CALL_TIMEOUT: - print "timeout" - break - del self.calls[packetNumber] - return omcall.result - - def getAddressAsString(self): - return "osc.udp://%s:%d" % (self.host, self.port) - - - -def startClient(func): - om = Client() - reactor.listenUDP(0, om) - thread.start_new_thread(func,(om,)) - reactor.run() |