DATASIZE = "datasize"
_ = "_"
TEMPO_RESULT = "tempo_result"
EXTEND_INFO = "extend_info"
LABEL_LIST = "label_list"
SPECTRUM_STEREO = "spectrum_stereo"
SPECTRUM_LR_M = "spectrum_LR_M"
SPECTRUM_LR_P = "spectrum_LR_P"
SPECTRUM_L = "spectrum_L"
SPECTRUM_R = "spectrum_R"
TEMPO_MAP = "tempo_map"
CHORD_RESULT = "chord_result"
RHYTHM_KEYMAP = "rhythm_keymap"
NOTE_LIST = "note_list"
TEMPO_VOLUME = "tempo_volume"
FREQUENCY = "frequency"
TRACK_SETTING = "track_setting"

FILETYPE = "filetype"  
RESERVE_SPACE1 = "reserve_space1"
RESERVE_SPACE2 = "reserve_space2"
BLOCK_PER_SEMITONE = "block_per_semitone"
MIN_NOTE = "min_note"
RANGE_OF_SCALE = "range_of_scale"
BLOCK_PER_SECOND = "block_per_second"
RESERVE_SPACE3 = "reserve_space3"
TIME_ALL_BLOCK = "time_all_block"
BITS_OF_GRAPH = "bits_of_graph"
BEAT_DISPLAY_FLAG = "beat_display_flag"
TEMPO = "tempo"
OFFSET = "offset"
BEAT = "beat"
