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#!/usr/bin/env bash
# Created By: srdusr
# Created On: Wed 18 Oct 2023 20:19:03 CAT
# Project: Create Spectrograms of audio files
# Dependencies: sox
# Define the timestamp function
timestamp() {
date +%Y%m%d%H%M%S
}
spec() {
if [[ $# -eq 0 ]]; then
echo "No audio files provided."
return
fi
local outdir
if [[ -d "$HOME/pictures" ]]; then
outdir="$HOME/pictures/spectrograms"
elif [[ -d "$HOME/Pictures" ]]; then
outdir="$HOME/Pictures/Spectrograms"
elif [[ -d "$HOME/Images" ]]; then
outdir="$HOME/Images/Spectrograms"
else
outdir="./spectrograms" # Save to the current directory if none of the expected directories exist
fi
for file in "$@"; do
if [[ -f "$file" ]]; then
local filename
filename=$(basename "$file")
local filename_no_extension="${filename%.*}"
local target_dir="$outdir"
local outname="$target_dir/sox-spec-$(timestamp)-${filename_no_extension}.png"
if [[ ! -d "$target_dir" ]]; then
mkdir -p "$target_dir" # Create the directory if it doesn't exist
fi
sox "$file" -S -n spectrogram -o "$outname"
# Add the generated spectrogram file name to the array
spectrogram_files+=("$outname")
else
echo "File not found: $file"
fi
done
if [[ ${#} -gt 0 ]]; then
read -p "Do you want to open the spectrogram(s)? (y/n): " open_choice
case "$open_choice" in
[Yy])
for file in "${spectrogram_files[@]}"; do
xdg-open "$file" # Open the spectrogram images generated from the provided audio files
done
;;
[Nn])
echo "Not opening the spectrogram(s)."
;;
*)
echo "Invalid choice. Not opening the spectrogram(s)."
;;
esac
fi
}
# Call the spec function with provided arguments
spec "$@"
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