API Reference

Complete reference for every function and class in pyminidsp. All functions accept and return NumPy float64 arrays. Input arrays are automatically converted to contiguous float64 before being passed to the underlying C library.

• Signal Measurement
  • dot()
  • entropy()
  • energy()
  • power()
  • power_db()
• Signal Analysis
  • rms()
  • zero_crossing_rate()
  • autocorrelation()
  • peak_detect()
  • f0_autocorrelation()
  • f0_fft()
  • mix()
• Simple Effects
  • delay_echo()
  • tremolo()
  • comb_reverb()
• FIR Filters & Convolution
  • convolution_num_samples()
  • convolution_time()
  • moving_average()
  • fir_filter()
  • convolution_fft_ola()
• Signal Scaling
  • scale()
  • scale_vec()
  • fit_within_range()
  • adjust_dblevel()
• Spectral Analysis
  • magnitude_spectrum()
  • power_spectral_density()
  • phase_spectrum()
  • stft_num_frames()
  • stft()
  • mel_filterbank()
  • mel_energies()
  • mfcc()
• Window Functions
  • hann_window()
  • hamming_window()
  • blackman_window()
  • rect_window()
• Signal Generators
  • sine_wave()
  • white_noise()
  • impulse()
  • chirp_linear()
  • chirp_log()
  • square_wave()
  • sawtooth_wave()
  • shepard_tone()
• DTMF
  • dtmf_signal_length()
  • dtmf_generate()
  • dtmf_detect()
• Delay Estimation (GCC-PHAT)
  • get_delay()
  • get_multiple_delays()
  • gcc()
• Spectrogram Text Art
  • spectrogram_text()
• Audio Steganography
  • steg_capacity()
  • steg_encode()
  • steg_decode()
  • steg_encode_bytes()
  • steg_decode_bytes()
  • steg_detect()
• Biquad Filter
  • Filter types
• Constants
  • Filter types
  • Steganography methods
  • GCC weighting types
  • Cleanup