• BRIGHT_NONE : spectrogram.hpp
• BRIGHT_SQRT : spectrogram.hpp
• SCALE_LINEAR : spectrogram.hpp
• SCALE_LOGARITHMIC : spectrogram.hpp
• SYNTHESIS_NOISE : spectrogram.hpp
• SYNTHESIS_SINE : spectrogram.hpp
• WINDOW_BLACKMAN : spectrogram.hpp
• WINDOW_HANN : spectrogram.hpp
• WINDOW_RECTANGULAR : spectrogram.hpp
• WINDOW_TRIANGULAR : spectrogram.hpp