def transcribe(self, frets, capo, tuning, pitch_sanitize_prune, audio_url):
# get path of audio file being transcribed
path = os.path.join(settings.MEDIA_ROOT, str(self.fk_audio.audio_file))
####################
# PITCH ESTIMATION #
####################
guitar = GuitarModel(num_frets=frets, capo=capo, tuning=tuning)
guitar.save()
pestimator = PitchDetect(fk_audio=self.fk_audio,
fk_guitar=guitar,
pitch_sanitize_prune=pitch_sanitize_prune)
# writing to the database writes the analysis start timestamp
pestimator.save()
pestimator.estimate_pitches(audio_url)
# attach the pitch detection analysis information to the transcription model
self.fk_pid = pestimator
########################
# TABLATURE GENERATION #
########################
taber = Tabulate(fk_pmei=self.fk_pid.fk_pmei,
fk_guitar=guitar,
pitch_sanitize_prune=pitch_sanitize_prune)
# writing to the database writes the analysis start timestamp
taber.save()
taber.gen_tab()
# attach the tablature to the transcription model
self.fk_tabid = taber
self.save()
