def run():
channels = parse(sys.argv[1:])
freqs = set([freq for channel in channels for freq in channel['freqs']])
scheme['filter_duration'] = FILTER_DURATION
filter_size = int(np.power(2, int(np.log2(scheme['sample_rate'] - 1)) + 1) *
scheme['filter_duration'])
scheme['filter_size'] = filter_size
fir = Fir(filter_size)
for channel in channels:
channel['bands'] = []
if len(channel['freqs']) < 2:
channel['freqs'] = [0, HIGHEST_FREQENCY]
for lower, upper in pairwise(channel['freqs']):
band = {
'lower': lower,
'upper': upper,
'range': '%s_%s' % (lower, upper),
'name': '%s_%s_%s' % (channel['name'], lower, upper),
}
if lower > 0 or upper != HIGHEST_FREQENCY:
filename = fir_coeffs_filename('bandpass', scheme['sample_rate'],
filter_size, lower, upper)
band['file'] = scheme.path('coeffs', filename)
fir.save(band['file'], fir.bandpass(upper, lower))
else:
band['file'] = ''
channel['bands'].append(band)
channel['bands'].reverse()
del channel['freqs']
scheme['channels'] = channels
scheme.save()
def configure():
open(scheme.path('brutefir.conf'), 'w').write(compile())
print 'Impulses peak positions too far from each other: %s' % \
' '.join(map(str, sorted(peaks)))
sys.exit(-1)
trim_start = max(0, earlier_peak - 1)
trim_end = later_peak + 3
# trim impulse responses
for channel in scheme['channels']:
sox_trim(scheme['sample_rate'], channel['measurement'].impulse_file,
trim_start, trim_end)
# todo make DRC
for channel in scheme['channels']:
filename = '_'.join([channel['name'], 'correction'])
channel['correction'] = scheme.path('coeffs', filename)
drc_calculate(sample_rate=scheme['sample_rate'],
impulse_file=channel['measurement'].impulse_file,
target_file=channel['correction'])
del channel['measurement']
scheme.save()
# сформировать полную конфигурацию brutefir
bruteconf.configure()
time.sleep(1)
brute.start()
