Exemple #1
0
class AudioBuffer():
    def __init__(self):
        self.ringbuffer = RingBuffer()
        self.newpoints = 0
        self.delay_samples = 0

    def data(self, length):
        return self.ringbuffer.data(length)

    def data_older(self, length, delay_samples):
        return self.ringbuffer.data_older(length, delay_samples)

    def newdata(self):
        return self.data(self.newpoints)

    def set_newdata(self, newpoints):
        self.newpoints = newpoints

    def data_delayed(self, length):
        undelayed = self.data(length)
        delayed = self.data_older(length, self.delay_samples)
        data = delayed
        data[1, :] = undelayed[1, :]
        return data

    def set_delay_ms(self, delay_ms):
        self.delay_samples = delay_ms * 1e-3 * 44100
Exemple #2
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class AudioBuffer():
	def __init__(self, logger):
		self.ringbuffer = RingBuffer(logger)
		self.newpoints = 0
		self.delay_samples = 0

	def data(self, length):
		return self.ringbuffer.data(length)

	def data_older(self, length, delay_samples):
		return self.ringbuffer.data_older(length, delay_samples)

	def newdata(self):
		return self.data(self.newpoints)

	def set_newdata(self, newpoints):
		self.newpoints = newpoints

	def data_delayed(self, length):
		undelayed = self.data(length)
		delayed = self.data_older(length, self.delay_samples)
		data = delayed
		data[1,:] = undelayed[1,:]
		return data

	def set_delay_ms(self, delay_ms):
		self.delay_samples = delay_ms*1e-3*SAMPLING_RATE

	def data_indexed(self, start, length):
		return self.ringbuffer.data_indexed(start, length)
class AudioBuffer(QtCore.QObject):
    new_data_available = QtCore.pyqtSignal(np.ndarray)

    def __init__(self):
        super().__init__()

        self.ringbuffer = RingBuffer()
        self.newpoints = 0
        self.lastDataTime = 0.

    def data(self, length):
        return self.ringbuffer.data(length)

    def data_older(self, length, delay_samples):
        return self.ringbuffer.data_older(length, delay_samples)

    def newdata(self):
        return self.data(self.newpoints)

    def set_newdata(self, newpoints):
        self.newpoints = newpoints

    def data_indexed(self, start, length):
        return self.ringbuffer.data_indexed(start, length)

    def handle_new_data(self, floatdata, input_time, status):
        self.ringbuffer.push(floatdata)
        self.set_newdata(floatdata.shape[1])
        self.new_data_available.emit(floatdata)
        self.lastDataTime = input_time
Exemple #4
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class AudioBuffer(QtCore.QObject):
    new_data_available = QtCore.pyqtSignal(np.ndarray)

    def __init__(self, logger):
        super().__init__()

        self.ringbuffer = RingBuffer(logger)
        self.newpoints = 0
        self.lastDataTime = 0.

    def data(self, length):
        return self.ringbuffer.data(length)

    def data_older(self, length, delay_samples):
        return self.ringbuffer.data_older(length, delay_samples)

    def newdata(self):
        return self.data(self.newpoints)

    def set_newdata(self, newpoints):
        self.newpoints = newpoints

    def data_indexed(self, start, length):
        return self.ringbuffer.data_indexed(start, length)

    def handle_new_data(self, floatdata, input_time, status):
        self.ringbuffer.push(floatdata)
        self.set_newdata(floatdata.shape[1])
        self.new_data_available.emit(floatdata)
        self.lastDataTime = input_time
Exemple #5
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class AudioBuffer():
    def __init__(self, logger):
        self.ringbuffer = RingBuffer(logger)
        self.newpoints = 0

    def data(self, length):
        return self.ringbuffer.data(length)

    def data_older(self, length, delay_samples):
        return self.ringbuffer.data_older(length, delay_samples)

    def newdata(self):
        return self.data(self.newpoints)

    def set_newdata(self, newpoints):
        self.newpoints = newpoints

    def data_indexed(self, start, length):
        return self.ringbuffer.data_indexed(start, length)
Exemple #6
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class AudioBuffer():
	def __init__(self, logger):
		self.ringbuffer = RingBuffer(logger)
		self.newpoints = 0

	def data(self, length):
		return self.ringbuffer.data(length)

	def data_older(self, length, delay_samples):
		return self.ringbuffer.data_older(length, delay_samples)

	def newdata(self):
		return self.data(self.newpoints)

	def set_newdata(self, newpoints):
		self.newpoints = newpoints

	def data_indexed(self, start, length):
		return self.ringbuffer.data_indexed(start, length)
Exemple #7
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import numpy as np
from friture.ringbuffer import RingBuffer
import matplotlib.pyplot as plt

Ns = int(1e4)

x = np.arange(Ns)
x.shape = (1,Ns)

l = 1024
Nb = int(Ns/l)
print "Nb =", Nb

rb = RingBuffer()
rb.data(Ns) # grow the buffer as needed

# split in two to test zero-length insertions
Nb0 = Nb/2

print "Nb0 =", Nb0, "Nb1 =", Nb - Nb0

print "pushing first parts"
for i in range(Nb0):
	rb.push(x[:,i*l:(i+1)*l])

print "pushing an empty array", x[:,0:0].shape
rb.push(x[:,0:0])

print "pushing second parts"
for i in range(Nb0,Nb):
	rb.push(x[:,i*l:(i+1)*l])
Exemple #8
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 def __init__(self):
     self.ringbuffer = RingBuffer()
     self.newpoints = 0
     self.delay_samples = 0
Exemple #9
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 def __init__(self, logger):
     self.ringbuffer = RingBuffer(logger)
     self.newpoints = 0
Exemple #10
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	def __init__(self, logger):
		self.ringbuffer = RingBuffer(logger)
		self.newpoints = 0
		self.delay_samples = 0
Exemple #11
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	def __init__(self, logger):
		self.ringbuffer = RingBuffer(logger)
		self.newpoints = 0
Exemple #12
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	def __init__(self):
		self.ringbuffer = RingBuffer()
		self.newpoints = 0
		self.delay_samples = 0
Exemple #13
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    def __init__(self):
        super().__init__()

        self.ringbuffer = RingBuffer()
        self.newpoints = 0
        self.lastDataTime = 0.
Exemple #14
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    def __init__(self, logger):
        super().__init__()

        self.ringbuffer = RingBuffer(logger)
        self.newpoints = 0
        self.lastDataTime = 0.