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import json | |
import pathlib | |
default_param = {} | |
default_param['bins'] = 768 | |
default_param['unstable_bins'] = 9 # training only | |
default_param['reduction_bins'] = 762 # training only | |
default_param['sr'] = 44100 | |
default_param['pre_filter_start'] = 757 | |
default_param['pre_filter_stop'] = 768 | |
default_param['band'] = {} | |
default_param['band'][1] = { | |
'sr': 11025, | |
'hl': 128, | |
'n_fft': 960, | |
'crop_start': 0, | |
'crop_stop': 245, | |
'lpf_start': 61, # inference only | |
'res_type': 'polyphase' | |
} | |
default_param['band'][2] = { | |
'sr': 44100, | |
'hl': 512, | |
'n_fft': 1536, | |
'crop_start': 24, | |
'crop_stop': 547, | |
'hpf_start': 81, # inference only | |
'res_type': 'sinc_best' | |
} | |
def int_keys(d): | |
r = {} | |
for k, v in d: | |
if k.isdigit(): | |
k = int(k) | |
r[k] = v | |
return r | |
class ModelParameters(object): | |
def __init__(self, config_path=''): | |
if '.pth' == pathlib.Path(config_path).suffix: | |
import zipfile | |
with zipfile.ZipFile(config_path, 'r') as zip: | |
self.param = json.loads(zip.read('param.json'), object_pairs_hook=int_keys) | |
elif '.json' == pathlib.Path(config_path).suffix: | |
with open(config_path, 'r') as f: | |
self.param = json.loads(f.read(), object_pairs_hook=int_keys) | |
else: | |
self.param = default_param | |
for k in ['mid_side', 'mid_side_b', 'mid_side_b2', 'stereo_w', 'stereo_n', 'reverse']: | |
if not k in self.param: | |
self.param[k] = False |