testing.py 文件源码

def make_normed_mfcc(filename, outrate=8000):
    normed_sig = make_standard_length(filename)
    normed_mfcc_feat = mfcc(normed_sig, outrate)
    normed_mfcc_feat = normed_mfcc_feat.T
    return normed_mfcc_feat

# make mfcc np array from wav file using librosa package