def __init__(self, seconds: float, freq: float, points: List[List[float]],
**kwargs):
Source.__init__(self)
self.seconds = seconds
self.freq = float(freq)
self.points = np.array(points)
self.curve = Curve.from_nodes(points)
def __init__(self,
name: str,
output: str,
seconds: float,
octave: int = 0,
**kwargs):
Source.__init__(self)
freq = notes[name] * (2**octave)
clazz = NoteSource.sources[output]
self.source = clazz(freq=freq, seconds=seconds)
def play_from_source(root: Source,
fs: int,
start: Optional[Frames] = None,
end: Optional[Frames] = None):
start = start if start is not None else 0
end = end if end is not None else root.get_duration(fs)
buffer = root.get_buffer(fs, start, end)
# Ensure that highest value is in 16-bit range
audio = buffer / np.max(np.abs(buffer)) * (2**15 - 1)
# Convert to 16-bit data
audio = audio.astype(np.int16)
# Start playback
play_obj = sa.play_buffer(audio, 1, 2, fs)
# Wait for playback to finish before exiting
play_obj.wait_done()
def __init__(self, file, **kwargs):
Source.__init__(self)
self.file = file
self.buffer = None
self.source_fs = None
def __init__(self, scale: Parametrizable, child: Source):
Source.__init__(self)
self.child = child
self.scale = parametrize(scale)
def __init__(self, factor: float, child: Source):
Source.__init__(self)
self.factor = float(factor)
self.child = child
def __init__(self, source: Source):
Source.__init__(self)
self.source = source
def __init__(self, child: Source, transforms: List[Transform], **kwargs):
Source.__init__(self)
self.child = child
self.transforms = transforms
def __init__(self, buf, source_fs: Frames, **kwargs):
Source.__init__(self)
self.buf = buf
self.source_fs = source_fs
def __init__(self, freq, seconds, **kwargs):
Source.__init__(self)
self.freq = freq
self.seconds = seconds
def __init__(self, children: List[Source] = None):
Source.__init__(self)
self.children = children if children is not None else []
def __init__(self, children: List[Tuple[float, Source]] = None):
Source.__init__(self)
self.children = children if children is not None else []
def __init__(self, freq, seconds, **kwargs):
Source.__init__(self)
self.freq = freq
self.per = 1.0 / float(self.freq)
self.seconds = seconds