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