[dsp] Add AudioParameterBool

dsp/__init__.py

@@ -1,6 +1,6 @@
 '''Audio DSP utility classes and functions
 '''
-from .parameter import AudioProcessorParameter
+from .parameter import AudioParameter, AudioParameterBool
 
 
-__all__ = ['AudioProcessorParameter', ]
+__all__ = ['AudioParameter', 'AudioParameterBool']

dsp/parameter.py

@@ -3,11 +3,11 @@
 import abc
 
 
-class AudioProcessorParameter:
+class AudioParameter:
  '''Base class for all parameter types
  '''
 
- def __init__(self, identifier: str, name: str) -> None:
+ def __init__(self, identifier: str, name: str):
  self._identifier = identifier
  self._name = name
 
@@ -28,3 +28,31 @@ def name(self) -> str:
  def value(self):
  '''Returns the current value
  '''
+
+ @property
+ @abc.abstractmethod
+ def default_value(self):
+ '''Returns the default value
+ '''
+
+
+class AudioParameterBool(AudioParameter):
+ '''Parameter of type bool
+ '''
+
+ def __init__(self, identifier: str, name: str, default_val: bool):
+ super().__init__(identifier, name)
+ self._value = default_val
+ self._default_value = default_val
+
+ @property
+ def value(self):
+ '''Returns the current value
+ '''
+ return self._value
+
+ @property
+ def default_value(self):
+ '''Returns the default value
+ '''
+ return self._default_value

examples/parameter.py

@@ -1,3 +1,3 @@
 import dsp
 
-print(dsp.AudioProcessorParameter('test', 'Test'))
+print(dsp.AudioParameter('test', 'Test'))

tests/test_parameter.py

@@ -1,7 +1,7 @@
 # pylint: skip-file
 import pytest
 
-from dsp import AudioProcessorParameter
+import dsp
 
 
 @pytest.mark.parametrize("test_case, expected", [
@@ -11,7 +11,7 @@
  ('baz', 'baz'),
 ])
 def test_effect_parameter_identifier(test_case, expected):
- param = AudioProcessorParameter(test_case, '')
+ param = dsp.AudioParameter(test_case, '')
  assert param.identifier == expected
 
 
@@ -22,5 +22,14 @@ def test_effect_parameter_identifier(test_case, expected):
  ('baz', 'baz'),
 ])
 def test_effect_parameter_name(test_case, expected):
- param = AudioProcessorParameter('', test_case)
+ param = dsp.AudioParameter('', test_case)
  assert param.name == expected
+
+
+@pytest.mark.parametrize("test_case, expected", [
+ (False, False),
+ (False, False),
+])
+def test_effect_bool_parameter_value(test_case, expected):
+ param = dsp.AudioParameterBool('id', 'name', test_case)
+ assert param.value == expected