def filter(input, blend=0, feedback=0, feedforward=1):
import numpy as np
output = np.zeros(input.shape, dtype=np.float64)
infilter = DoubleInPointerFilter(input, False)
infilter.set_output_sampling_rate(sample_rate)
generator = DoubleCachedSinusGeneratorFilter(1, 1)
generator.set_output_sampling_rate(sample_rate)
generator.set_volume(1e-3 * sample_rate)
generator.set_offset(1.5e-3 * sample_rate)
delayfilter = DoubleUniversalVariableDelayLineFilter(5000)
delayfilter.set_input_sampling_rate(sample_rate)
delayfilter.set_input_port(0, infilter, 0)
delayfilter.set_input_port(1, generator, 0)
delayfilter.set_blend(blend)
delayfilter.set_feedback(feedback)
delayfilter.set_feedforward(feedforward)
outfilter = DoubleOutPointerFilter(output, False)
outfilter.set_input_sampling_rate(sample_rate)
outfilter.set_input_port(0, delayfilter, 0)
outfilter.process(input.shape[1])
return output
def filter(input, blend=0, feedback=0, feedforward=1):
import numpy as np
output = np.zeros(input.shape, dtype=np.float64)
infilter = DoubleInPointerFilter(input, False)
infilter.set_output_sampling_rate(sample_rate)
generator = DoubleCachedSinusGeneratorFilter(1, 1)
generator.set_output_sampling_rate(sample_rate)
generator.set_volume(1e-3 * sample_rate)
generator.set_offset(1.5e-3 * sample_rate)
delayfilter = DoubleUniversalVariableDelayLineFilter(5000)
delayfilter.set_input_sampling_rate(sample_rate)
delayfilter.set_input_port(0, infilter, 0)
delayfilter.set_input_port(1, generator, 0)
delayfilter.set_blend(blend)
delayfilter.set_feedback(feedback)
delayfilter.set_feedforward(feedforward)
outfilter = DoubleOutPointerFilter(output, False)
outfilter.set_input_sampling_rate(sample_rate)
outfilter.set_input_port(0, delayfilter, 0)
outfilter.process(input.shape[1])
return output
