Module pippi.benchmarks

Run this with python -m pippi.benchmarks to see some

timing information for synthesis etc.

View Source

""" Run this with `python -m pippi.benchmarks` to see some

    timing information for synthesis etc.

"""

import timeit

init = """\

from pippi import oscs

osc = oscs.Osc()

"""

basic = """\

from pippi import oscs

osc = oscs.Osc()

out = osc.play({length})

"""

pwsine = """\

from pippi import oscs, wavetables, dsp

wavetable = wavetables.wavetable(dsp.SINE, {wtsize})

window = wavetables.window(dsp.SINE, {wtsize})

pulsewidth = 0.95

osc = oscs.Osc(wavetable, window=window, pulsewidth=pulsewidth)

out = osc.play({length})

"""

pwsinemod = """\

from pippi import oscs, wavetables, dsp

wavetable = wavetables.wavetable(dsp.SINE, {wtsize})

window = wavetables.window(dsp.SINE, {wtsize})

mod = wavetables.window(dsp.SINE, {wtsize})

pulsewidth = 0.95

osc = oscs.Osc(wavetable, window=window, mod=mod, pulsewidth=pulsewidth)

out = osc.play({length})

"""

if __name__ == '__main__':

    wtsize = 4096

    init_time = timeit.timeit(stmt=init, number=1000)

    print('init 1000x...')

    print(round(init_time, 2), '\n', init)

    run_times = [

        (1, 44100 * 10),

        (10, 44100 * 10),

        (100, 44100 * 10),

    ]

    print('')

    print('basic')

    for nruns, length in run_times:

        print('%s %s second renders w/default settings...' % (nruns, round(length / 44100, 2)))

        basic_time = timeit.timeit(stmt=basic.format(length=length), number=nruns)

        t = round(basic_time, 2)

        print('total time %s\n%s %s\n%s seconds' % (t, round(t/nruns, 2), 'avg per run', basic.format(length=length)))

        print('')

    print('')

    print('pulsewidth w/sine window')

    for nruns, length in run_times:

        print('%s %s second renders pulsewidth w/sine window...' % (nruns, round(length / 44100, 2)))

        pwsine_time = timeit.timeit(stmt=pwsine.format(length=length, wtsize=wtsize), number=nruns)

        t = round(pwsine_time, 2)

        print('total time %s\n%s %s\n%s seconds' % (t, round(t/nruns, 2), 'avg per run', pwsine.format(length=length, wtsize=wtsize)))

        print('')

    print('')

    print('pulsewidth w/sine window & mod')

    for nruns, length in run_times:

        print('%s %s second renders pulsewidth w/sine window & mod...' % (nruns, round(length / 44100, 2)))

        pwsinemod_time = timeit.timeit(stmt=pwsinemod.format(length=length, wtsize=wtsize), number=nruns)

        t = round(pwsinemod_time, 2)

        print('total time %s\n%s %s\n%s seconds' % (t, round(t/nruns, 2), 'avg per run', pwsinemod.format(length=length, wtsize=wtsize)))

        print('')

    print('')

Variables

basic

init

pwsine

pwsinemod