using scaper to simulate chainsaw noises in a forest

simulate_rainforest.py

import scaper, os
soundscape_duration = 30.0
outfolder = 'soundscapes/'
foreground = os.path.expanduser("foreground")
background = os.path.expanduser("background")
sc = scaper.Scaper(soundscape_duration, foreground, background)
sc.add_background(label=("const", "rainforest"),
                 source_file=("choose", []),
                 source_time=("uniform", 0, 300-soundscape_duration))

for i in range(1000):
    audiofile = outfolder+f'/normal_{i}.wav'
    jamsfile = outfolder+f'/normal_{i}.jams'
    sc.generate(audiofile, jamsfile,
                allow_repeated_label=True,
                allow_repeated_source=True,
                disable_sox_warnings=True,
                no_audio=False,
                txt_path=None)
    
sc.add_event(label=("const", "chainsaw"),
            source_file=("choose", []),
            source_time=("uniform", 10, 30),
            event_time=("const", 0),
            event_duration=("const", 30),
            snr=("uniform", -5, 0),
            pitch_shift=("uniform", -15, 15),
            time_stretch=None)

for i in range(1000):
    audiofile = outfolder+f'/soundscape_{i}.wav'
    jamsfile = outfolder+f'/soundscape_{i}.jams'
    sc.generate(audiofile, jamsfile,
                allow_repeated_label=True,
                allow_repeated_source=True,
                disable_sox_warnings=True,
                no_audio=False,
                txt_path=None)