reword

In case the events thread was not initiated.

CHANGELOG.md

@@ -11,6 +11,36 @@ Before any major/minor/patch bump all unit tests will be run to verify they pass
 
 -   [x]
 
+## [2.3.2] - 2023-07-12
+
+### Added
+
+-   vban.{instream,outstream} tuples now contain classes that represent MIDI and TEXT streams.
+
+### Fixed
+
+-   apply_config() now performs a deep merge when extending a config with another.
+
+## [2.3.0] - 2023-07-11
+
+### Added
+
+-   user configs may now extend other user configs. check `config extends` section in README.
+
+## [2.2.0] - 2023-07-10
+
+### Added
+
+-   CAPIError class now stores fn_name, error code and message as class attributes.
+
+### Changed
+
+-   macrobutton capi calls now use error code -9 on AttributeError (using an old version of the API).
+
+### Fixed
+
+-   call to `self.vm_get_midi_message` now wrapped by {CBindings}.call.
+
 ## [2.1.1] - 2023-07-01
 
 ### Added

README.md

@@ -405,7 +405,7 @@ The following methods are available
 The following properties are available
 
 -   `A1 - A5`: boolean
--   `B1 - A3`: boolean
+-   `B1 - B3`: boolean
 -   `samplerate`: int, (22050, 24000, 32000, 44100, 48000, 88200, 96000, 176400, 192000)
 -   `bitresolution`: int, (8, 16, 24, 32)
 -   `channel`: int, from 1 to 8
@@ -691,8 +691,8 @@ vm.apply(
 Or for each class you may do:
 
 ```python
-vm.strip[0].apply(mute: True, gain: 3.2, A1: True)
-vm.vban.outstream[0].apply(on: True, name: 'streamname', bit: 24)
+vm.strip[0].apply({"mute": True, "gain": 3.2, "A1": True})
+vm.vban.outstream[0].apply({"on": True, "name": "streamname", "bit": 24})
 ```
 
 ## Config Files
@@ -701,7 +701,7 @@ vm.vban.outstream[0].apply(on: True, name: 'streamname', bit: 24)
 
 You may load config files in TOML format.
 Three example configs have been included with the package. Remember to save
-current settings before loading a user config. To set one you may do:
+current settings before loading a user config. To load one you may do:
 
 ```python
 import voicemeeterlib
@@ -709,7 +709,26 @@ with voicemeeterlib.api('banana') as vm:
     vm.apply_config('example')
 ```
 
-will load a user config file at configs/banana/example.toml for Voicemeeter Banana.
+Your configs may be located in one of the following paths:
+-   \<current working directory\> / "configs" / kind_id
+-   \<user home directory\> / ".config" / "voicemeeter" / kind_id
+-   \<user home directory\> / "Documents" / "Voicemeeter" / "configs" / kind_id
+
+If a config with the same name is located in multiple locations, only the first one found is loaded into memory, in the above order.
+
+#### `config extends`
+
+You may also load a config that extends another config with overrides or additional parameters.
+
+You just need to define a key `extends` in the config TOML, that names the config to be extended.
+
+Three example 'extender' configs are included with the repo. You may load them with:
+
+```python
+import voicemeeterlib
+with voicemeeterlib.api('banana') as vm:
+    vm.apply_config('extender')
+```
 
 ## Events
 
@@ -721,7 +740,7 @@ example:
 import voicemeeterlib
 # Set event updates to occur every 50ms
 # Listen for level updates only
-with voicemeeterlib.api('banana', ratelimit=0.05, ldirty=True}) as vm:
+with voicemeeterlib.api('banana', ratelimit=0.05, ldirty=True) as vm:
     ...
 ```
 
@@ -808,19 +827,42 @@ vm.set('Strip[0].Gain', -3.6)
 
 Access to lower level polling functions are provided with the following property objects:
 
-#### `vm.pdirty`
+##### `vm.pdirty`
 
 True iff a parameter has been updated.
 
-#### `vm.mdirty`
+##### `vm.mdirty`
 
 True iff a macrobutton has been updated.
 
-#### `vm.ldirty`
+##### `vm.ldirty`
 
 True iff a level has been updated.
 
 
+### Errors
+
+-   `errors.VMError`: Exception raised when general errors occur.
+-   `errors.InstallError`: Exception raised when installation errors occur.
+-   `errors.CAPIError`: Exception raised when the C-API returns error values.
+    -   Error codes are stored in {Exception Class}.code. For a full list of error codes [check the VoicemeeterRemote header file][Voicemeeter Remote Header].
+
+
+### Logging
+
+It's possible to see the messages sent by the interface's setters and getters, may be useful for debugging.
+
+example:
+```python
+import voicemeeterlib
+
+logging.basicConfig(level=logging.DEBUG)
+
+with voicemeeterlib.api("banana") as vm:
+        ...
+```
+
+
 ### Run tests
 
 To run all tests:
@@ -832,3 +874,6 @@ pytest -v
 ### Official Documentation
 
 -   [Voicemeeter Remote C API](https://github.com/onyx-and-iris/Voicemeeter-SDK/blob/update-docs/VoicemeeterRemoteAPI.pdf)
+
+
+[Voicemeeter Remote Header]: https://github.com/onyx-and-iris/Voicemeeter-SDK/blob/update-docs/VoicemeeterRemote.h

configs/banana/extender.toml

@@ -0,0 +1,12 @@
+extends = "example"
+[strip-0]
+label = "strip0_extended"
+A1 = false
+gain = 0.0
+
+[bus-0]
+label = "bus0_extended"
+mute = false
+
+[vban-in-3]
+name = "vban_extended"

configs/basic/extender.toml

@@ -0,0 +1,12 @@
+extends = "example"
+[strip-0]
+label = "strip0_extended"
+A1 = false
+gain = 0.0
+
+[bus-0]
+label = "bus0_extended"
+mute = false
+
+[vban-in-3]
+name = "vban_extended"

configs/potato/extender.toml

@@ -0,0 +1,12 @@
+extends = "example"
+[strip-0]
+label = "strip0_extended"
+A1 = false
+gain = 0.0
+
+[bus-0]
+label = "bus0_extended"
+mute = false
+
+[vban-in-3]
+name = "vban_extended"

examples/dsl/__main__.py

@@ -63,8 +63,6 @@ class Parser:
 
 def interactive_mode(parser):
     while cmd := input("Please enter command (Press <Enter> to exit)\n"):
-        if not cmd:
-            break
         if res := parser.parse((cmd,)):
             print(res)
 

examples/events/__main__.py

@@ -1,7 +1,5 @@
-import json
 import logging
 import time
-from logging import config
 
 import voicemeeterlib
 
@@ -18,6 +16,7 @@ class App:
 
     def __enter__(self):
         self.vm.init_thread()
+        return self
 
     def __exit__(self, exc_type, exc_value, traceback):
         self.vm.end_thread()

examples/midi/__main__.py

@@ -14,19 +14,20 @@ class App:
         self.vm.observer.add(self.on_midi)
 
     def on_midi(self):
-        self.get_info()
+        if self.get_info() == self.MIDI_BUTTON:
             self.on_midi_press()
 
     def get_info(self):
         current = self.vm.midi.current
         print(f"Value of midi button {current} is {self.vm.midi.get(current)}")
+        return current
 
     def on_midi_press(self):
-        """if strip 3 level max > -40 and midi button 48 is pressed, then set trigger for macrobutton 0"""
+        """if midi button 48 is pressed and strip 3 level max > -40, then set trigger for macrobutton 0"""
 
         if (
-            max(self.vm.strip[3].levels.postfader) > -40
-            and self.vm.midi.get(self.MIDI_BUTTON) == 127
+            self.vm.midi.get(self.MIDI_BUTTON) == 127
+            and max(self.vm.strip[3].levels.postfader) > -40
         ):
             print(
                 f"Strip 3 level max is greater than -40 and midi button {self.MIDI_BUTTON} is pressed"

pyproject.toml

@@ -1,15 +1,13 @@
 [tool.poetry]
 name = "voicemeeter-api"
-version = "2.1.1"
+version = "2.4.4"
 description = "A Python wrapper for the Voiceemeter API"
 authors = ["onyx-and-iris <code@onyxandiris.online>"]
 license = "MIT"
 readme = "README.md"
 repository = "https://github.com/onyx-and-iris/voicemeeter-api-python"
 
-packages = [
-    { include = "voicemeeterlib" },
-]
+packages = [{ include = "voicemeeterlib" }]
 
 [tool.poetry.dependencies]
 python = "^3.10"

scripts.py

@@ -1,40 +1,41 @@
 import subprocess
+import sys
 from pathlib import Path
 
 
 def ex_dsl():
-    path = Path.cwd() / "examples" / "dsl" / "."
-    subprocess.run(["py", str(path)])
+    scriptpath = Path.cwd() / "examples" / "dsl" / "."
+    subprocess.run([sys.executable, str(scriptpath)])
 
 
 def ex_events():
-    path = Path.cwd() / "examples" / "events" / "."
-    subprocess.run(["py", str(path)])
+    scriptpath = Path.cwd() / "examples" / "events" / "."
+    subprocess.run([sys.executable, str(scriptpath)])
 
 
 def ex_gui():
-    path = Path.cwd() / "examples" / "gui" / "."
-    subprocess.run(["py", str(path)])
+    scriptpath = Path.cwd() / "examples" / "gui" / "."
+    subprocess.run([sys.executable, str(scriptpath)])
 
 
 def ex_levels():
-    path = Path.cwd() / "examples" / "levels" / "."
-    subprocess.run(["py", str(path)])
+    scriptpath = Path.cwd() / "examples" / "levels" / "."
+    subprocess.run([sys.executable, str(scriptpath)])
 
 
 def ex_midi():
-    path = Path.cwd() / "examples" / "midi" / "."
-    subprocess.run(["py", str(path)])
+    scriptpath = Path.cwd() / "examples" / "midi" / "."
+    subprocess.run([sys.executable, str(scriptpath)])
 
 
 def ex_obs():
-    path = Path.cwd() / "examples" / "obs" / "."
-    subprocess.run(["py", str(path)])
+    scriptpath = Path.cwd() / "examples" / "obs" / "."
+    subprocess.run([sys.executable, str(scriptpath)])
 
 
 def ex_observer():
-    path = Path.cwd() / "examples" / "observer" / "."
-    subprocess.run(["py", str(path)])
+    scriptpath = Path.cwd() / "examples" / "observer" / "."
+    subprocess.run([sys.executable, str(scriptpath)])
 
 
 def test():

tests/test_factory.py

@@ -22,7 +22,7 @@ class TestRemoteFactories:
         assert len(vm.strip) == 3
         assert len(vm.bus) == 2
         assert len(vm.button) == 80
-        assert len(vm.vban.instream) == 4 and len(vm.vban.outstream) == 4
+        assert len(vm.vban.instream) == 6 and len(vm.vban.outstream) == 5
 
     @pytest.mark.skipif(
         data.name != "banana",
@@ -42,7 +42,7 @@ class TestRemoteFactories:
         assert len(vm.strip) == 5
         assert len(vm.bus) == 5
         assert len(vm.button) == 80
-        assert len(vm.vban.instream) == 8 and len(vm.vban.outstream) == 8
+        assert len(vm.vban.instream) == 10 and len(vm.vban.outstream) == 9
 
     @pytest.mark.skipif(
         data.name != "potato",
@@ -63,4 +63,4 @@ class TestRemoteFactories:
         assert len(vm.strip) == 8
         assert len(vm.bus) == 8
         assert len(vm.button) == 80
-        assert len(vm.vban.instream) == 8 and len(vm.vban.outstream) == 8
+        assert len(vm.vban.instream) == 10 and len(vm.vban.outstream) == 9

voicemeeterlib/bus.py

@@ -210,7 +210,7 @@ class BusLevel(IRemote):
         def fget(x):
             return round(20 * log(x, 10), 1) if x > 0 else -200.0
 
-        if self._remote.running and self._remote.event.ldirty:
+        if not self._remote.stopped() and self._remote.event.ldirty:
             vals = self._remote.cache["bus_level"][self.range[0] : self.range[-1]]
         else:
             vals = [self._remote.get_level(mode, i) for i in range(*self.range)]
@@ -232,7 +232,7 @@ class BusLevel(IRemote):
 
         Expected to be used in a callback only.
         """
-        if self._remote.running:
+        if not self._remote.stopped():
             return any(self._remote._bus_comp[self.range[0] : self.range[-1]])
 
     is_updated = isdirty

voicemeeterlib/cbindings.py

@@ -16,110 +16,110 @@ class CBindings(metaclass=ABCMeta):
     Maps expected ctype argument and res types for each binding.
     """
 
-    logger_cbindings = logger.getChild("Cbindings")
+    logger_cbindings = logger.getChild("CBindings")
 
-    vm_login = libc.VBVMR_Login
-    vm_login.restype = LONG
-    vm_login.argtypes = None
+    bind_login = libc.VBVMR_Login
+    bind_login.restype = LONG
+    bind_login.argtypes = None
 
-    vm_logout = libc.VBVMR_Logout
-    vm_logout.restype = LONG
-    vm_logout.argtypes = None
+    bind_logout = libc.VBVMR_Logout
+    bind_logout.restype = LONG
+    bind_logout.argtypes = None
 
-    vm_runvm = libc.VBVMR_RunVoicemeeter
-    vm_runvm.restype = LONG
-    vm_runvm.argtypes = [LONG]
+    bind_run_voicemeeter = libc.VBVMR_RunVoicemeeter
+    bind_run_voicemeeter.restype = LONG
+    bind_run_voicemeeter.argtypes = [LONG]
 
-    vm_get_type = libc.VBVMR_GetVoicemeeterType
-    vm_get_type.restype = LONG
-    vm_get_type.argtypes = [ct.POINTER(LONG)]
+    bind_get_voicemeeter_type = libc.VBVMR_GetVoicemeeterType
+    bind_get_voicemeeter_type.restype = LONG
+    bind_get_voicemeeter_type.argtypes = [ct.POINTER(LONG)]
 
-    vm_get_version = libc.VBVMR_GetVoicemeeterVersion
-    vm_get_version.restype = LONG
-    vm_get_version.argtypes = [ct.POINTER(LONG)]
+    bind_get_voicemeeter_version = libc.VBVMR_GetVoicemeeterVersion
+    bind_get_voicemeeter_version.restype = LONG
+    bind_get_voicemeeter_version.argtypes = [ct.POINTER(LONG)]
 
     if hasattr(libc, "VBVMR_MacroButton_IsDirty"):
-        vm_mdirty = libc.VBVMR_MacroButton_IsDirty
-        vm_mdirty.restype = LONG
-        vm_mdirty.argtypes = None
+        bind_macro_button_is_dirty = libc.VBVMR_MacroButton_IsDirty
+        bind_macro_button_is_dirty.restype = LONG
+        bind_macro_button_is_dirty.argtypes = None
 
     if hasattr(libc, "VBVMR_MacroButton_GetStatus"):
-        vm_get_buttonstatus = libc.VBVMR_MacroButton_GetStatus
-        vm_get_buttonstatus.restype = LONG
-        vm_get_buttonstatus.argtypes = [LONG, ct.POINTER(FLOAT), LONG]
+        bind_macro_button_get_status = libc.VBVMR_MacroButton_GetStatus
+        bind_macro_button_get_status.restype = LONG
+        bind_macro_button_get_status.argtypes = [LONG, ct.POINTER(FLOAT), LONG]
 
     if hasattr(libc, "VBVMR_MacroButton_SetStatus"):
-        vm_set_buttonstatus = libc.VBVMR_MacroButton_SetStatus
-        vm_set_buttonstatus.restype = LONG
-        vm_set_buttonstatus.argtypes = [LONG, FLOAT, LONG]
+        bind_macro_button_set_status = libc.VBVMR_MacroButton_SetStatus
+        bind_macro_button_set_status.restype = LONG
+        bind_macro_button_set_status.argtypes = [LONG, FLOAT, LONG]
 
-    vm_pdirty = libc.VBVMR_IsParametersDirty
-    vm_pdirty.restype = LONG
-    vm_pdirty.argtypes = None
+    bind_is_parameters_dirty = libc.VBVMR_IsParametersDirty
+    bind_is_parameters_dirty.restype = LONG
+    bind_is_parameters_dirty.argtypes = None
 
-    vm_get_parameter_float = libc.VBVMR_GetParameterFloat
-    vm_get_parameter_float.restype = LONG
-    vm_get_parameter_float.argtypes = [ct.POINTER(CHAR), ct.POINTER(FLOAT)]
+    bind_get_parameter_float = libc.VBVMR_GetParameterFloat
+    bind_get_parameter_float.restype = LONG
+    bind_get_parameter_float.argtypes = [ct.POINTER(CHAR), ct.POINTER(FLOAT)]
 
-    vm_set_parameter_float = libc.VBVMR_SetParameterFloat
-    vm_set_parameter_float.restype = LONG
-    vm_set_parameter_float.argtypes = [ct.POINTER(CHAR), FLOAT]
+    bind_set_parameter_float = libc.VBVMR_SetParameterFloat
+    bind_set_parameter_float.restype = LONG
+    bind_set_parameter_float.argtypes = [ct.POINTER(CHAR), FLOAT]
 
-    vm_get_parameter_string = libc.VBVMR_GetParameterStringW
-    vm_get_parameter_string.restype = LONG
-    vm_get_parameter_string.argtypes = [ct.POINTER(CHAR), ct.POINTER(WCHAR * 512)]
+    bind_get_parameter_string_w = libc.VBVMR_GetParameterStringW
+    bind_get_parameter_string_w.restype = LONG
+    bind_get_parameter_string_w.argtypes = [ct.POINTER(CHAR), ct.POINTER(WCHAR * 512)]
 
-    vm_set_parameter_string = libc.VBVMR_SetParameterStringW
-    vm_set_parameter_string.restype = LONG
-    vm_set_parameter_string.argtypes = [ct.POINTER(CHAR), ct.POINTER(WCHAR)]
+    bind_set_parameter_string_w = libc.VBVMR_SetParameterStringW
+    bind_set_parameter_string_w.restype = LONG
+    bind_set_parameter_string_w.argtypes = [ct.POINTER(CHAR), ct.POINTER(WCHAR)]
 
-    vm_set_parameter_multi = libc.VBVMR_SetParameters
-    vm_set_parameter_multi.restype = LONG
-    vm_set_parameter_multi.argtypes = [ct.POINTER(CHAR)]
+    bind_set_parameters = libc.VBVMR_SetParameters
+    bind_set_parameters.restype = LONG
+    bind_set_parameters.argtypes = [ct.POINTER(CHAR)]
 
-    vm_get_level = libc.VBVMR_GetLevel
-    vm_get_level.restype = LONG
-    vm_get_level.argtypes = [LONG, LONG, ct.POINTER(FLOAT)]
+    bind_get_level = libc.VBVMR_GetLevel
+    bind_get_level.restype = LONG
+    bind_get_level.argtypes = [LONG, LONG, ct.POINTER(FLOAT)]
 
-    vm_get_num_indevices = libc.VBVMR_Input_GetDeviceNumber
-    vm_get_num_indevices.restype = LONG
-    vm_get_num_indevices.argtypes = None
+    bind_input_get_device_number = libc.VBVMR_Input_GetDeviceNumber
+    bind_input_get_device_number.restype = LONG
+    bind_input_get_device_number.argtypes = None
 
-    vm_get_desc_indevices = libc.VBVMR_Input_GetDeviceDescW
-    vm_get_desc_indevices.restype = LONG
-    vm_get_desc_indevices.argtypes = [
+    bind_input_get_device_desc_w = libc.VBVMR_Input_GetDeviceDescW
+    bind_input_get_device_desc_w.restype = LONG
+    bind_input_get_device_desc_w.argtypes = [
         LONG,
         ct.POINTER(LONG),
         ct.POINTER(WCHAR * 256),
         ct.POINTER(WCHAR * 256),
     ]
 
-    vm_get_num_outdevices = libc.VBVMR_Output_GetDeviceNumber
-    vm_get_num_outdevices.restype = LONG
-    vm_get_num_outdevices.argtypes = None
+    bind_output_get_device_number = libc.VBVMR_Output_GetDeviceNumber
+    bind_output_get_device_number.restype = LONG
+    bind_output_get_device_number.argtypes = None
 
-    vm_get_desc_outdevices = libc.VBVMR_Output_GetDeviceDescW
-    vm_get_desc_outdevices.restype = LONG
-    vm_get_desc_outdevices.argtypes = [
+    bind_output_get_device_desc_w = libc.VBVMR_Output_GetDeviceDescW
+    bind_output_get_device_desc_w.restype = LONG
+    bind_output_get_device_desc_w.argtypes = [
         LONG,
         ct.POINTER(LONG),
         ct.POINTER(WCHAR * 256),
         ct.POINTER(WCHAR * 256),
     ]
 
-    vm_get_midi_message = libc.VBVMR_GetMidiMessage
-    vm_get_midi_message.restype = LONG
-    vm_get_midi_message.argtypes = [ct.POINTER(CHAR * 1024), LONG]
+    bind_get_midi_message = libc.VBVMR_GetMidiMessage
+    bind_get_midi_message.restype = LONG
+    bind_get_midi_message.argtypes = [ct.POINTER(CHAR * 1024), LONG]
 
     def call(self, func, *args, ok=(0,), ok_exp=None):
         try:
             res = func(*args)
             if ok_exp is None:
                 if res not in ok:
-                    raise CAPIError(f"{func.__name__} returned {res}")
-            elif not ok_exp(res):
-                raise CAPIError(f"{func.__name__} returned {res}")
+                    raise CAPIError(func.__name__, res)
+            elif not ok_exp(res) and res not in ok:
+                raise CAPIError(func.__name__, res)
             return res
         except CAPIError as e:
-            self.logger_cbindings.exception(f"{type(e).__name__}: {e}")
+            self.logger_cbindings.exception(str(e))
             raise

voicemeeterlib/config.py

@@ -147,8 +147,13 @@ class Loader(metaclass=SingletonType):
             self.logger.info(
                 f"config file with name {identifier} already in memory, skipping.."
             )
-            return False
+            return
+        try:
             self.parser = dataextraction_factory(data)
+        except tomllib.TOMLDecodeError as e:
+            ERR_MSG = (str(e), f"When attempting to load {identifier}.toml")
+            self.logger.error(f"{type(e).__name__}: {' '.join(ERR_MSG)}")
+            return
         return True
 
     def register(self, identifier, data=None):

voicemeeterlib/error.py

@@ -1,10 +1,22 @@
-class InstallError(Exception):
+class VMError(Exception):
+    """Base VM Exception class. Raised when general errors occur."""
+
+    def __init__(self, msg):
+        self.message = msg
+        super().__init__(self.message)
+
+    def __str__(self):
+        return f"{type(self).__name__}: {self.message}"
+
+
+class InstallError(VMError):
     """Exception raised when installation errors occur"""
 
 
-class CAPIError(Exception):
-    """Exception raised when the C-API returns error values"""
+class CAPIError(VMError):
+    """Exception raised when the C-API returns an error code"""
 
-
-class VMError(Exception):
-    """Exception raised when general errors occur"""
+    def __init__(self, fn_name, code, msg=None):
+        self.fn_name = fn_name
+        self.code = code
+        super(CAPIError, self).__init__(msg if msg else f"{fn_name} returned {code}")

voicemeeterlib/factory.py

@@ -2,7 +2,7 @@ import logging
 from abc import abstractmethod
 from enum import IntEnum
 from functools import cached_property
-from typing import Iterable, NoReturn
+from typing import Iterable
 
 from . import misc
 from .bus import request_bus_obj as bus
@@ -51,7 +51,7 @@ class FactoryBuilder:
         )
         self.logger = logger.getChild(self.__class__.__name__)
 
-    def _pinfo(self, name: str) -> NoReturn:
+    def _pinfo(self, name: str) -> None:
         """prints progress status for each step"""
         name = name.split("_")[1]
         self.logger.debug(self._info[int(getattr(self.BuilderProgress, name))])

voicemeeterlib/kinds.py

@@ -32,29 +32,37 @@ class KindMapClass(metaclass=SingletonType):
     insert: int
 
     @property
-    def phys_in(self):
+    def phys_in(self) -> int:
         return self.ins[0]
 
     @property
-    def virt_in(self):
+    def virt_in(self) -> int:
         return self.ins[-1]
 
     @property
-    def phys_out(self):
+    def phys_out(self) -> int:
         return self.outs[0]
 
     @property
-    def virt_out(self):
+    def virt_out(self) -> int:
         return self.outs[-1]
 
     @property
-    def num_strip(self):
+    def num_strip(self) -> int:
         return sum(self.ins)
 
     @property
-    def num_bus(self):
+    def num_bus(self) -> int:
         return sum(self.outs)
 
+    @property
+    def num_strip_levels(self) -> int:
+        return 2 * self.phys_in + 8 * self.virt_in
+
+    @property
+    def num_bus_levels(self) -> int:
+        return 8 * (self.phys_out + self.virt_out)
+
     def __str__(self) -> str:
         return self.name.capitalize()
 
@@ -64,7 +72,7 @@ class BasicMap(KindMapClass):
     name: str
     ins: tuple = (2, 1)
     outs: tuple = (1, 1)
-    vban: tuple = (4, 4)
+    vban: tuple = (4, 4, 1, 1)
     asio: tuple = (0, 0)
     insert: int = 0
 
@@ -74,7 +82,7 @@ class BananaMap(KindMapClass):
     name: str
     ins: tuple = (3, 2)
     outs: tuple = (3, 2)
-    vban: tuple = (8, 8)
+    vban: tuple = (8, 8, 1, 1)
     asio: tuple = (6, 8)
     insert: int = 22
 
@@ -84,7 +92,7 @@ class PotatoMap(KindMapClass):
     name: str
     ins: tuple = (5, 3)
     outs: tuple = (5, 3)
-    vban: tuple = (8, 8)
+    vban: tuple = (8, 8, 1, 1)
     asio: tuple = (10, 8)
     insert: int = 34
 

voicemeeterlib/macrobutton.py

@@ -1,5 +1,13 @@
+from enum import IntEnum
+
 from .iremote import IRemote
 
+ButtonModes = IntEnum(
+    "ButtonModes",
+    "state stateonly trigger",
+    start=1,
+)
+
 
 class Adapter(IRemote):
     """Adapter to the common interface."""
@@ -8,9 +16,13 @@ class Adapter(IRemote):
         pass
 
     def getter(self, mode):
+        self.logger.debug(f"getter: button[{self.index}].{ButtonModes(mode).name}")
         return self._remote.get_buttonstatus(self.index, mode)
 
-    def setter(self, val, mode):
+    def setter(self, mode, val):
+        self.logger.debug(
+            f"setter: button[{self.index}].{ButtonModes(mode).name}={val}"
+        )
         self._remote.set_buttonstatus(self.index, val, mode)
 
 
@@ -22,24 +34,24 @@ class MacroButton(Adapter):
 
     @property
     def state(self) -> bool:
-        return self.getter(1) == 1
+        return self.getter(ButtonModes.state) == 1
 
     @state.setter
-    def state(self, val):
-        self.setter(1 if val else 0, 1)
+    def state(self, val: bool):
+        self.setter(ButtonModes.state, 1 if val else 0)
 
     @property
     def stateonly(self) -> bool:
-        return self.getter(2) == 1
+        return self.getter(ButtonModes.stateonly) == 1
 
     @stateonly.setter
-    def stateonly(self, val):
-        self.setter(1 if val else 0, 2)
+    def stateonly(self, val: bool):
+        self.setter(ButtonModes.stateonly, 1 if val else 0)
 
     @property
     def trigger(self) -> bool:
-        return self.getter(3) == 1
+        return self.getter(ButtonModes.trigger) == 1
 
     @trigger.setter
-    def trigger(self, val):
-        self.setter(1 if val else 0, 3)
+    def trigger(self, val: bool):
+        self.setter(ButtonModes.trigger, 1 if val else 0)

voicemeeterlib/remote.py

@@ -1,9 +1,10 @@
 import ctypes as ct
 import logging
+import threading
 import time
 from abc import abstractmethod
 from queue import Queue
-from typing import Iterable, NoReturn, Optional, Union
+from typing import Iterable, Optional, Union
 
 from .cbindings import CBindings
 from .error import CAPIError, VMError
@@ -13,7 +14,7 @@ from .kinds import KindId
 from .misc import Midi, VmGui
 from .subject import Subject
 from .updater import Producer, Updater
-from .util import grouper, polling, script
+from .util import deep_merge, grouper, polling, script
 
 logger = logging.getLogger(__name__)
 
@@ -28,11 +29,11 @@ class Remote(CBindings):
         self.cache = {}
         self.midi = Midi()
         self.subject = self.observer = Subject()
-        self.running = False
         self.event = Event(
             {k: kwargs.pop(k) for k in ("pdirty", "mdirty", "midi", "ldirty")}
         )
         self.gui = VmGui()
+        self.stop_event = None
         self.logger = logger.getChild(self.__class__.__name__)
 
         for attr, val in kwargs.items():
@@ -52,49 +53,55 @@ class Remote(CBindings):
 
     def init_thread(self):
         """Starts updates thread."""
-        self.running = True
         self.event.info()
 
         self.logger.debug("initiating events thread")
+        self.stop_event = threading.Event()
+        self.stop_event.clear()
         queue = Queue()
         self.updater = Updater(self, queue)
         self.updater.start()
-        self.producer = Producer(self, queue)
+        self.producer = Producer(self, queue, self.stop_event)
         self.producer.start()
 
-    def login(self) -> NoReturn:
+    def stopped(self):
+        return self.stop_event is None or self.stop_event.is_set()
+
+    def login(self) -> None:
         """Login to the API, initialize dirty parameters"""
-        self.gui.launched = self.call(self.vm_login, ok=(0, 1)) == 0
+        self.gui.launched = self.call(self.bind_login, ok=(0, 1)) == 0
         if not self.gui.launched:
             self.logger.info(
                 "Voicemeeter engine running but GUI not launched. Launching the GUI now."
             )
             self.run_voicemeeter(self.kind.name)
-        self.logger.info(f"{type(self).__name__}: Successfully logged into {self}")
+        self.logger.info(
+            f"{type(self).__name__}: Successfully logged into {self} version {self.version}"
+        )
         self.clear_dirty()
 
-    def run_voicemeeter(self, kind_id: str) -> NoReturn:
+    def run_voicemeeter(self, kind_id: str) -> None:
         if kind_id not in (kind.name.lower() for kind in KindId):
             raise VMError(f"Unexpected Voicemeeter type: '{kind_id}'")
         if kind_id == "potato" and bits == 8:
             value = KindId[kind_id.upper()].value + 3
         else:
             value = KindId[kind_id.upper()].value
-        self.call(self.vm_runvm, value)
+        self.call(self.bind_run_voicemeeter, value)
         time.sleep(1)
 
     @property
     def type(self) -> str:
         """Returns the type of Voicemeeter installation (basic, banana, potato)."""
         type_ = ct.c_long()
-        self.call(self.vm_get_type, ct.byref(type_))
+        self.call(self.bind_get_voicemeeter_type, ct.byref(type_))
         return KindId(type_.value).name.lower()
 
     @property
     def version(self) -> str:
         """Returns Voicemeeter's version as a string"""
         ver = ct.c_long()
-        self.call(self.vm_get_version, ct.byref(ver))
+        self.call(self.bind_get_voicemeeter_version, ct.byref(ver))
         return "{}.{}.{}.{}".format(
             (ver.value & 0xFF000000) >> 24,
             (ver.value & 0x00FF0000) >> 16,
@@ -105,17 +112,21 @@ class Remote(CBindings):
     @property
     def pdirty(self) -> bool:
         """True iff UI parameters have been updated."""
-        return self.call(self.vm_pdirty, ok=(0, 1)) == 1
+        return self.call(self.bind_is_parameters_dirty, ok=(0, 1)) == 1
 
     @property
     def mdirty(self) -> bool:
         """True iff MB parameters have been updated."""
         try:
-            return self.call(self.vm_mdirty, ok=(0, 1)) == 1
+            return self.call(self.bind_macro_button_is_dirty, ok=(0, 1)) == 1
         except AttributeError as e:
             self.logger.exception(f"{type(e).__name__}: {e}")
+            ERR_MSG = (
+                "no bind for VBVMR_MacroButton_IsDirty.",
+                "are you using an old version of the API?",
+            )
             raise CAPIError(
-                "no bind for VBVMR_MacroButton_IsDirty. are you using an old version of the API?"
+                "VBVMR_MacroButton_IsDirty", -9, msg=" ".join(ERR_MSG)
             ) from e
 
     @property
@@ -127,12 +138,14 @@ class Remote(CBindings):
             and self.cache.get("bus_level") == self._bus_buf
         )
 
-    def clear_dirty(self) -> NoReturn:
+    def clear_dirty(self) -> None:
         try:
             while self.pdirty or self.mdirty:
                 pass
-        except CAPIError:
-            self.logger.error("no bind for mdirty, clearing pdirty only")
+        except CAPIError as e:
+            if not (e.fn_name == "VBVMR_MacroButton_IsDirty" and e.code == -9):
+                raise
+            self.logger.error(f"{e} clearing pdirty only.")
             while self.pdirty:
                 pass
 
@@ -141,59 +154,74 @@ class Remote(CBindings):
         """Gets a string or float parameter"""
         if is_string:
             buf = ct.create_unicode_buffer(512)
-            self.call(self.vm_get_parameter_string, param.encode(), ct.byref(buf))
+            self.call(self.bind_get_parameter_string_w, param.encode(), ct.byref(buf))
         else:
             buf = ct.c_float()
-            self.call(self.vm_get_parameter_float, param.encode(), ct.byref(buf))
+            self.call(self.bind_get_parameter_float, param.encode(), ct.byref(buf))
         return buf.value
 
-    def set(self, param: str, val: Union[str, float]) -> NoReturn:
+    def set(self, param: str, val: Union[str, float]) -> None:
         """Sets a string or float parameter. Caches value"""
         if isinstance(val, str):
             if len(val) >= 512:
                 raise VMError("String is too long")
-            self.call(self.vm_set_parameter_string, param.encode(), ct.c_wchar_p(val))
+            self.call(
+                self.bind_set_parameter_string_w, param.encode(), ct.c_wchar_p(val)
+            )
         else:
             self.call(
-                self.vm_set_parameter_float, param.encode(), ct.c_float(float(val))
+                self.bind_set_parameter_float, param.encode(), ct.c_float(float(val))
             )
         self.cache[param] = val
 
     @polling
-    def get_buttonstatus(self, id: int, mode: int) -> int:
+    def get_buttonstatus(self, id_: int, mode: int) -> int:
         """Gets a macrobutton parameter"""
-        state = ct.c_float()
+        c_state = ct.c_float()
         try:
             self.call(
-                self.vm_get_buttonstatus,
-                ct.c_long(id),
-                ct.byref(state),
+                self.bind_macro_button_get_status,
+                ct.c_long(id_),
+                ct.byref(c_state),
                 ct.c_long(mode),
             )
         except AttributeError as e:
             self.logger.exception(f"{type(e).__name__}: {e}")
+            ERR_MSG = (
+                "no bind for VBVMR_MacroButton_GetStatus.",
+                "are you using an old version of the API?",
+            )
             raise CAPIError(
-                "no bind for VBVMR_MacroButton_GetStatus. are you using an old version of the API?"
+                "VBVMR_MacroButton_GetStatus", -9, msg=" ".join(ERR_MSG)
             ) from e
-        return int(state.value)
+        return int(c_state.value)
 
-    def set_buttonstatus(self, id: int, state: int, mode: int) -> NoReturn:
+    def set_buttonstatus(self, id_: int, val: int, mode: int) -> None:
         """Sets a macrobutton parameter. Caches value"""
-        c_state = ct.c_float(float(state))
+        c_state = ct.c_float(float(val))
         try:
-            self.call(self.vm_set_buttonstatus, ct.c_long(id), c_state, ct.c_long(mode))
+            self.call(
+                self.bind_macro_button_set_status,
+                ct.c_long(id_),
+                c_state,
+                ct.c_long(mode),
+            )
         except AttributeError as e:
             self.logger.exception(f"{type(e).__name__}: {e}")
+            ERR_MSG = (
+                "no bind for VBVMR_MacroButton_SetStatus.",
+                "are you using an old version of the API?",
+            )
             raise CAPIError(
-                "no bind for VBVMR_MacroButton_SetStatus. are you using an old version of the API?"
+                "VBVMR_MacroButton_SetStatus", -9, msg=" ".join(ERR_MSG)
             ) from e
-        self.cache[f"mb_{id}_{mode}"] = int(c_state.value)
+        self.cache[f"mb_{id_}_{mode}"] = int(c_state.value)
 
     def get_num_devices(self, direction: str = None) -> int:
         """Retrieves number of physical devices connected"""
         if direction not in ("in", "out"):
             raise VMError("Expected a direction: in or out")
-        func = getattr(self, f"vm_get_num_{direction}devices")
+        func = getattr(self, f"bind_{direction}put_get_device_number")
         res = self.call(func, ok_exp=lambda r: r >= 0)
         return res
 
@@ -204,7 +232,7 @@ class Remote(CBindings):
         type_ = ct.c_long()
         name = ct.create_unicode_buffer(256)
         hwid = ct.create_unicode_buffer(256)
-        func = getattr(self, f"vm_get_desc_{direction}devices")
+        func = getattr(self, f"bind_{direction}put_get_device_desc_w")
         self.call(
             func,
             ct.c_long(index),
@@ -217,7 +245,9 @@ class Remote(CBindings):
     def get_level(self, type_: int, index: int) -> float:
         """Retrieves a single level value"""
         val = ct.c_float()
-        self.call(self.vm_get_level, ct.c_long(type_), ct.c_long(index), ct.byref(val))
+        self.call(
+            self.bind_get_level, ct.c_long(type_), ct.c_long(index), ct.byref(val)
+        )
         return val.value
 
     def _get_levels(self) -> Iterable:
@@ -227,18 +257,21 @@ class Remote(CBindings):
         return (
             tuple(
                 self.get_level(self.strip_mode, i)
-                for i in range(2 * self.kind.phys_in + 8 * self.kind.virt_in)
-            ),
-            tuple(
-                self.get_level(3, i)
-                for i in range(8 * (self.kind.phys_out + self.kind.virt_out))
+                for i in range(self.kind.num_strip_levels)
             ),
+            tuple(self.get_level(3, i) for i in range(self.kind.num_bus_levels)),
         )
 
     def get_midi_message(self):
         n = ct.c_long(1024)
         buf = ct.create_string_buffer(1024)
-        res = self.vm_get_midi_message(ct.byref(buf), n, ok_exp=lambda r: r >= 0)
+        res = self.call(
+            self.bind_get_midi_message,
+            ct.byref(buf),
+            n,
+            ok=(-5, -6),  # no data received from midi device
+            ok_exp=lambda r: r >= 0,
+        )
         if res > 0:
             vals = tuple(
                 grouper(3, (int.from_bytes(buf[i], "little") for i in range(res)))
@@ -256,7 +289,7 @@ class Remote(CBindings):
         """Sets many parameters from a script"""
         if len(script) > 48000:
             raise ValueError("Script too large, max size 48kB")
-        self.call(self.vm_set_parameter_multi, script.encode())
+        self.call(self.bind_set_parameters, script.encode())
         time.sleep(self.DELAY * 5)
 
     def apply(self, data: dict):
@@ -279,28 +312,42 @@ class Remote(CBindings):
 
     def apply_config(self, name):
         """applies a config from memory"""
-        error_msg = (
+        ERR_MSG = (
             f"No config with name '{name}' is loaded into memory",
             f"Known configs: {list(self.configs.keys())}",
         )
         try:
-            self.apply(self.configs[name])
-            self.logger.info(f"Profile '{name}' applied!")
-        except KeyError:
-            self.logger.error(("\n").join(error_msg))
+            config = self.configs[name]
+        except KeyError as e:
+            self.logger.error(("\n").join(ERR_MSG))
+            raise VMError(("\n").join(ERR_MSG)) from e
 
-    def logout(self) -> NoReturn:
-        """Wait for dirty parameters to clear, then logout of the API"""
-        self.clear_dirty()
-        time.sleep(0.1)
-        self.call(self.vm_logout)
-        self.logger.info(f"{type(self).__name__}: Successfully logged out of {self}")
+        if "extends" in config:
+            extended = config["extends"]
+            config = {
+                k: v
+                for k, v in deep_merge(self.configs[extended], config)
+                if k not in ("extends")
+            }
+            self.logger.debug(
+                f"profile '{name}' extends '{extended}', profiles merged.."
+            )
+        self.apply(config)
+        self.logger.info(f"Profile '{name}' applied!")
 
     def end_thread(self):
+        if not self.stopped():
             self.logger.debug("events thread shutdown started")
-        self.running = False
+            self.stop_event.set()
+            self.producer.join()  # wait for producer thread to complete cycle
 
-    def __exit__(self, exc_type, exc_value, exc_traceback) -> NoReturn:
+    def logout(self) -> None:
+        """Logout of the API"""
+        time.sleep(0.1)
+        self.call(self.bind_logout)
+        self.logger.info(f"{type(self).__name__}: Successfully logged out of {self}")
+
+    def __exit__(self, exc_type, exc_value, exc_traceback) -> None:
         """teardown procedures"""
         self.end_thread()
         self.logout()

voicemeeterlib/strip.py

@@ -364,7 +364,7 @@ class VirtualStrip(Strip):
         self.setter("karaoke", val)
 
     @property
-    def bass(self):
+    def bass(self) -> float:
         return round(self.getter("EQGain1"), 1)
 
     @bass.setter
@@ -372,7 +372,7 @@ class VirtualStrip(Strip):
         self.setter("EQGain1", val)
 
     @property
-    def mid(self):
+    def mid(self) -> float:
         return round(self.getter("EQGain2"), 1)
 
     @mid.setter
@@ -382,7 +382,7 @@ class VirtualStrip(Strip):
     med = mid
 
     @property
-    def treble(self):
+    def treble(self) -> float:
         return round(self.getter("EQGain3"), 1)
 
     high = treble
@@ -415,7 +415,7 @@ class StripLevel(IRemote):
         def fget(x):
             return round(20 * log(x, 10), 1) if x > 0 else -200.0
 
-        if self._remote.running and self._remote.event.ldirty:
+        if not self._remote.stopped() and self._remote.event.ldirty:
             vals = self._remote.cache["strip_level"][self.range[0] : self.range[-1]]
         else:
             vals = [self._remote.get_level(mode, i) for i in range(*self.range)]
@@ -448,7 +448,7 @@ class StripLevel(IRemote):
 
         Expected to be used in a callback only.
         """
-        if self._remote.running:
+        if not self._remote.stopped():
             return any(self._remote._strip_comp[self.range[0] : self.range[-1]])
 
     is_updated = isdirty

voicemeeterlib/updater.py

@@ -10,14 +10,18 @@ logger = logging.getLogger(__name__)
 class Producer(threading.Thread):
     """Continously send job queue to the Updater thread at a rate of self._remote.ratelimit."""
 
-    def __init__(self, remote, queue):
-        super().__init__(name="producer", daemon=True)
+    def __init__(self, remote, queue, stop_event):
+        super().__init__(name="producer", daemon=False)
         self._remote = remote
         self.queue = queue
+        self.stop_event = stop_event
         self.logger = logger.getChild(self.__class__.__name__)
 
+    def stopped(self):
+        return self.stop_event.is_set()
+
     def run(self):
-        while self._remote.running:
+        while not self.stopped():
             if self._remote.event.pdirty:
                 self.queue.put("pdirty")
             if self._remote.event.mdirty:
@@ -36,10 +40,8 @@ class Updater(threading.Thread):
         super().__init__(name="updater", daemon=True)
         self._remote = remote
         self.queue = queue
-        self._remote._strip_comp = [False] * (
-            2 * self._remote.kind.phys_in + 8 * self._remote.kind.virt_in
-        )
-        self._remote._bus_comp = [False] * (self._remote.kind.num_bus * 8)
+        self._remote._strip_comp = [False] * (self._remote.kind.num_strip_levels)
+        self._remote._bus_comp = [False] * (self._remote.kind.num_bus_levels)
         (
             self._remote.cache["strip_level"],
             self._remote.cache["bus_level"],
@@ -58,12 +60,7 @@ class Updater(threading.Thread):
 
         Generate _strip_comp, _bus_comp and update level cache if ldirty.
         """
-        while True:
-            event = self.queue.get()
-            if event is None:
-                self.logger.debug(f"terminating {self.name} thread")
-                break
-
+        while event := self.queue.get():
             if event == "pdirty" and self._remote.pdirty:
                 self._remote.subject.notify(event)
             elif event == "mdirty" and self._remote.mdirty:
@@ -75,3 +72,4 @@ class Updater(threading.Thread):
                 self._remote.cache["strip_level"] = self._remote._strip_buf
                 self._remote.cache["bus_level"] = self._remote._bus_buf
                 self._remote.subject.notify(event)
+        self.logger.debug(f"terminating {self.name} thread")

voicemeeterlib/util.py

@@ -70,3 +70,17 @@ def grouper(n, iterable, fillvalue=None):
     """
     args = [iter(iterable)] * n
     return zip_longest(fillvalue=fillvalue, *args)
+
+
+def deep_merge(dict1, dict2):
+    """Generator function for deep merging two dicts"""
+    for k in set(dict1) | set(dict2):
+        if k in dict1 and k in dict2:
+            if isinstance(dict1[k], dict) and isinstance(dict2[k], dict):
+                yield k, dict(deep_merge(dict1[k], dict2[k]))
+            else:
+                yield k, dict2[k]
+        elif k in dict1:
+            yield k, dict1[k]
+        else:
+            yield k, dict2[k]

voicemeeterlib/vban.py

@@ -1,6 +1,7 @@
 from abc import abstractmethod
 
 from .iremote import IRemote
+from .kinds import kinds_all
 
 
 class VbanStream(IRemote):
@@ -133,6 +134,18 @@ class VbanInstream(VbanStream):
         return super(VbanInstream, self).bit
 
 
+class VbanAudioInstream(VbanInstream):
+    """Represents a VBAN Audio Instream"""
+
+
+class VbanMidiInstream(VbanInstream):
+    """Represents a VBAN Midi Instream"""
+
+
+class VbanTextInstream(VbanInstream):
+    """Represents a VBAN Text Instream"""
+
+
 class VbanOutstream(VbanStream):
     """
     class representing a vban outstream
@@ -148,6 +161,42 @@ class VbanOutstream(VbanStream):
         return "out"
 
 
+class VbanAudioOutstream(VbanOutstream):
+    """Represents a VBAN Audio Outstream"""
+
+
+class VbanMidiOutstream(VbanOutstream):
+    """Represents a VBAN Midi Outstream"""
+
+
+def _make_stream_pair(remote, kind):
+    num_instream, num_outstream, num_midi, num_text = kind.vban
+
+    def _make_cls(i, dir):
+        match dir:
+            case "in":
+                if i < num_instream:
+                    return VbanAudioInstream(remote, i)
+                elif i < num_instream + num_midi:
+                    return VbanMidiInstream(remote, i)
+                else:
+                    return VbanTextInstream(remote, i)
+            case "out":
+                if i < num_outstream:
+                    return VbanAudioOutstream(remote, i)
+                else:
+                    return VbanMidiOutstream(remote, i)
+
+    return (
+        tuple(_make_cls(i, "in") for i in range(num_instream + num_midi + num_text)),
+        tuple(_make_cls(i, "out") for i in range(num_outstream + num_midi)),
+    )
+
+
+def _make_stream_pairs(remote):
+    return {kind.name: _make_stream_pair(remote, kind) for kind in kinds_all}
+
+
 class Vban:
     """
     class representing the vban module
@@ -157,9 +206,7 @@ class Vban:
 
     def __init__(self, remote):
         self.remote = remote
-        num_instream, num_outstream = remote.kind.vban
-        self.instream = tuple(VbanInstream(remote, i) for i in range(num_instream))
-        self.outstream = tuple(VbanOutstream(remote, i) for i in range(num_outstream))
+        self.instream, self.outstream = _make_stream_pairs(remote)[remote.kind.name]
 
     def enable(self):
         self.remote.set("vban.Enable", 1)