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alexbelgium wants to merge 3 commits into from
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Feat : raw spectogram #151

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07fe894
enables raw/minimalist spectograms
johnmcclumpha Sep 17, 2025
8d34f63
chore: linting fix
johnmcclumpha Sep 17, 2025
d001da7
chore: lint fix (again)
johnmcclumpha Sep 17, 2025
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8 changes: 7 additions & 1 deletion scripts/spectrogram.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,13 @@ while read; do

if [ -n "${analyzing_now}" ] && [ -f "${analyzing_now}" ]; then
spectrogram_png=${EXTRACTED}/spectrogram.png
sox -V1 "${analyzing_now}" -n remix 1 rate 24k spectrogram -c "${analyzing_now//$HOME\//}" -o "${spectrogram_png}"
# Check if RAW_SPECTROGRAM is 1
if [ "$RAW_SPECTROGRAM" == "1" ]; then
# If it is, add "-r" as an argument to the SOX command
sox -V1 "${analyzing_now}" -n remix 1 rate 24k spectrogram -c "${analyzing_now//$HOME\//}" -o "${spectrogram_png}" -r
else
sox -V1 "${analyzing_now}" -n remix 1 rate 24k spectrogram -c "${analyzing_now//$HOME\//}" -o "${spectrogram_png}"
fi
fi
next=$(( now + looptime ))
fi
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7 changes: 4 additions & 3 deletions scripts/utils/reporting.py
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Expand Up @@ -45,12 +45,13 @@ def extract_safe(in_file, out_file, start, stop):
extract(in_file, out_file, safe_start, safe_stop)


def spectrogram(in_file, title, comment, raw=False):
def spectrogram(in_file, title, comment, raw=0):
fd, tmp_file = tempfile.mkstemp(suffix='.png')
os.close(fd)
args = ['sox', '-V1', f'{in_file}', '-n', 'remix', '1', 'rate', '24k', 'spectrogram',
'-t', '', '-c', '', '-o', tmp_file]
args += ['-r'] if raw else []
args += ['-r'] if int(raw) else []

result = subprocess.run(args, check=True, capture_output=True)
ret = result.stdout.decode('utf-8')
err = result.stderr.decode('utf-8')
Expand Down Expand Up @@ -81,7 +82,7 @@ def extract_detection(file: ParseFileName, detection: Detection):
else:
os.makedirs(new_dir, exist_ok=True)
extract_safe(file.file_name, new_file, detection.start, detection.stop)
spectrogram(new_file, detection.common_name, new_file.replace(os.path.expanduser('~/'), ''))
spectrogram(new_file, detection.common_name, new_file.replace(os.path.expanduser('~/'), ''), conf['RAW_SPECTROGRAM'])
return new_file


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