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import os
import argparse
import shutil
def download_zip_dataset(dataset_url: str, output_dir: str):
zip_filename = os.path.basename(dataset_url)
zip_name = zip_filename.replace(".zip", "")
os.system(f"wget -P {output_dir} {dataset_url}")
os.system(
f"""unzip {os.path.join(output_dir, zip_filename)} -d {os.path.join(output_dir, zip_name)}"""
)
os.system(f"rm {os.path.join(output_dir, zip_filename)}")
def process_dataset(dataset_dir: str, output_dir: str):
if dataset_dir == "VocalSet1-2":
pass
elif dataset_dir == "audio_mono-mic":
pass
elif dataset_dir == "IDMT-SMT-GUITAR_V2":
pass
elif dataset_dir == "IDMT-SMT-BASS":
pass
elif dataset_dir == "IDMT-SMT-DRUMS-V2":
pass
elif dataset_dir == "DSD100":
shutil.rmtree(os.path.join(output_dir, dataset_dir, "Mixtures"))
for dir in os.listdir(os.path.join(output_dir, dataset_dir, "Sources", "Dev")):
source = os.path.join(output_dir, dataset_dir, "Sources", "Dev", dir)
shutil.move(source, os.path.join(output_dir, dataset_dir))
shutil.rmtree(os.path.join(output_dir, dataset_dir, "Sources", "Dev"))
for dir in os.listdir(os.path.join(output_dir, dataset_dir, "Sources", "Test")):
source = os.path.join(output_dir, dataset_dir, "Sources", "Test", dir)
shutil.move(source, os.path.join(output_dir, dataset_dir))
shutil.rmtree(os.path.join(output_dir, dataset_dir, "Sources", "Test"))
shutil.rmtree(os.path.join(output_dir, dataset_dir, "Sources"))
os.mkdir(os.path.join(output_dir, dataset_dir, "train"))
os.mkdir(os.path.join(output_dir, dataset_dir, "val"))
os.mkdir(os.path.join(output_dir, dataset_dir, "test"))
files = os.listdir(os.path.join(output_dir, dataset_dir))
num = 0
for dir in files:
if not os.path.isdir(os.path.join(output_dir, dataset_dir, dir)):
continue
if dir == "train" or dir == "val" or dir == "test":
continue
source = os.path.join(output_dir, dataset_dir, dir, "bass.wav")
if num < 80:
dest = os.path.join(output_dir, dataset_dir, "train", f"{num}.wav")
elif num < 90:
dest = os.path.join(output_dir, dataset_dir, "val", f"{num}.wav")
else:
dest = os.path.join(output_dir, dataset_dir, "test", f"{num}.wav")
shutil.move(source, dest)
shutil.rmtree(os.path.join(output_dir, dataset_dir, dir))
num += 1
else:
raise NotImplementedError(f"Invalid dataset_dir = {dataset_dir}.")
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument(
"dataset_names",
choices=[
"vocalset",
"guitarset",
"idmt-smt-guitar",
"dsd100",
"idmt-smt-drums",
],
nargs="+",
)
args = parser.parse_args()
dataset_urls = {
"vocalset": "https://zenodo.org/record/1442513/files/VocalSet1-2.zip",
"guitarset": "https://zenodo.org/record/3371780/files/audio_mono-mic.zip",
"IDMT-SMT-GUITAR_V2": "https://zenodo.org/record/7544110/files/IDMT-SMT-GUITAR_V2.zip",
"DSD100": "http://liutkus.net/DSD100.zip",
"IDMT-SMT-DRUMS-V2": "https://zenodo.org/record/7544164/files/IDMT-SMT-DRUMS-V2.zip",
}
for dataset_name, dataset_url in dataset_urls.items():
if dataset_name in args.dataset_names:
download_zip_dataset(dataset_url, "~/data/remfx-data")
process_dataset(dataset_name, "~/data/remfx-data")
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