forked from Chiro-Canto/TadaridaTools
Add fix to avoid non wav treatment failure
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20
README.md
20
README.md
@ -8,3 +8,23 @@ Set of Tools to perform acoustic analysis and preprocess audio recordings to be
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* 7z
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* python3
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* python soundfile
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## tadam usage
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### Quick install
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```bash
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sudo cp ./src/tadam.py /usr/local/bin/tadam.py
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sudo chmod +x /usr/local/bin/tadam.py
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```
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### Example usage
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```bash
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$ ls
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raw/ # Folder containing a set of wav files in real time (before time expansion)
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```
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```bash
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tadam.py -v -i raw -o exp -l 5 -z -p "Car910130-2021-Pass1-Z1-AudioMoth_" -r 0.1
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```
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38
src/tadam.py
38
src/tadam.py
@ -26,6 +26,7 @@ import zipfile
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verbose = False
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def usage():
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usage_str = """
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@ -59,11 +60,13 @@ def usage():
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"""
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print(usage_str)
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def rate(infile, outfile, rate_ratio):
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data, samplerate = sf.read(infile)
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new_samplerate = int(samplerate * rate_ratio)
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sf.write(outfile, data, new_samplerate)
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def convert_folder(infolder, outfolder, rate_ratio, prefix):
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try:
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os.mkdir(outfolder)
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@ -73,27 +76,38 @@ def convert_folder(infolder, outfolder, rate_ratio, prefix):
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n = len(infiles)
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i = 1
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for infile in infiles:
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extension = infile.split(".")[-1]
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if not extension in ["wav", "WAV"]:
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continue
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outfile = prefix + infile.replace('.WAV', '.wav')
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if verbose:
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print(f"{str(i).zfill(len(str(n)))}/{n} Processing {infile} → {outfile}...")
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rate(os.path.join(infolder, infile), os.path.join(outfolder, outfile), rate_ratio)
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print(
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f"{str(i).zfill(len(str(n)))}/{n} Processing {infile} → {outfile}...")
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rate(os.path.join(infolder, infile),
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os.path.join(outfolder, outfile), rate_ratio)
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i += 1
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def chunk(outfolder, length):
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for file in os.listdir(outfolder):
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infile = os.path.join(outfolder, file)
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extension = infile.split(".")[-1]
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if not extension in ["wav", "WAV"]:
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continue
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data, samplerate = sf.read(infile)
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if verbose:
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print(f"\t Splitting {infile} in {length}s-long chunks.")
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sections = int(np.ceil(len(data) / samplerate / length))
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for i in range(sections):
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if verbose:
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print(f"\t {str(i).zfill(len(str(sections)))}/{sections} \t {infile}")
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print(
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f"\t {str(i).zfill(len(str(sections)))}/{sections} \t {infile}")
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filename = infile.replace('.wav', f'_{str(i).zfill(3)}.wav')
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temp = data[i*samplerate*length : i*samplerate*length+samplerate*length]
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temp = data[i*samplerate*length: i *
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samplerate*length+samplerate*length]
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sf.write(filename, temp, samplerate)
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os.remove(infile)
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def zip_folder(outfolder):
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if verbose:
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print("Compressing .zip archive...")
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@ -103,13 +117,14 @@ def zip_folder(outfolder):
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def main():
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try:
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opts, args = getopt.getopt(sys.argv[1:], "hi:o:vr:l:zp:", ["help", "input=", "output=", "verbose", "ratio=", "length=", "zip", "prefix="])
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opts, args = getopt.getopt(sys.argv[1:], "hi:o:vr:l:zp:", [
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"help", "input=", "output=", "verbose", "ratio=", "length=", "zip", "prefix="])
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except getopt.GetoptError as err:
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print(err)
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global verbose
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verbose = False
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rate_ratio = 0.1 # Default is x10 time expansion
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verbose = False
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rate_ratio = 0.1 # Default is x10 time expansion
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infolder = "raw"
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outfolder = "exp"
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compress = False
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@ -136,7 +151,6 @@ def main():
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prefix = a
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else:
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assert False, "unhandled option"
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convert_folder(infolder, outfolder, rate_ratio, prefix)
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if chunk_length != -1:
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chunk(outfolder, chunk_length)
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@ -144,6 +158,6 @@ def main():
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zip_folder(outfolder)
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if verbose:
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print("Done.")
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if __name__ == "__main__":
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main()
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main()
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