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Write note_on and note_off events in two lines (wide to long)

Source: R/pivot_note_on_off.R
pivot_long_notes.Rd

Write note_on and note_off events in two lines (wide to long)

Usage

pivot_long_notes(df_notes_wide)

Arguments

df_notes_wide

notes dataframe in wide format

Value

Transforms notes in wide dataframe format to long format.

See also

Other Pivot midi frame functions: pivot_wide_notes()

Examples

if (FALSE) {
mid_file_str <- system.file("extdata", "test_midi_file.mid", package = "pyramidi")
mido_mid_file <- mido$MidiFile(mid_file_str)
dfc <- miditapyr$frame_midi(mido_mid_file)
ticks_per_beat = mido_mid_file$ticks_per_beat
df <- dfc %>%
  miditapyr$unnest_midi()
}
if (FALSE) {
dfm <- tab_measures(df, ticks_per_beat)
library(zeallot)
c(df_meta, df_notes) %<-% miditapyr$split_df(dfm)
dfw <- df_notes %>% pivot_wide_notes()
dfw %>% pivot_long_notes()
}