mirror of
https://github.com/dewomser/dolphin-context-convert.git
synced 2026-03-13 17:17:18 +01:00
99 lines
3.6 KiB
Bash
99 lines
3.6 KiB
Bash
#!/bin/bash
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input_file="$1"
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output_extension="$2"
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input_format="$3"
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filename=$(basename -- "$input_file")
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filename_noext="${filename%.*}"
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# alac is a special babyboy
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if [ "$output_extension" == "alac" ]; then
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output_file="${filename_noext}.m4a"
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else
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output_file="${filename_noext}.${output_extension}"
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fi
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alossy=("mp3" "aac" "ogg" "wma" "m4a")
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alossless=("flac" "alac" "wav" "aiff")
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ilossy=("jpg" "gif" "webp")
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ilossless=("png" "bmp" "tiff" "eps" "raw" "ico" "tga")
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superlossless=("psd")
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alllossy=( "${alossy[@]}" "${ilossy[@]}" )
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alllossless=( "${alossless[@]}" "${ilossless[@]}" )
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# dont overwrite a file
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if [ -e "$output_file" ]; then
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zenity --error --text="The target file already exists."
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exit 1
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fi
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# Check for conversion between alossy and alossless and show a warning
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input_extension="${filename##*.}"
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if [[ " ${alllossy[@]} " =~ " ${input_extension} " ]] && [[ " ${alllossless[@]} " =~ " ${output_extension} " ]]; then
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zenity --question --text="WARNING: Converting from a lossy to a lossless format.\n\nQuality will NOT improve.\n\nCompression artifacts will be present.\n\nThis betrays the point of lossless formats.\n\nPRESERVATIONISTS WILL WEEP.\n\nContinue?" \
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--ok-label="Continue" --cancel-label="Cancel" --default-cancel --icon-name="warning"
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if [ $? -ne 0 ]; then
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kill $ZENITY_PID
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exit 1
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fi
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fi
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if [[ " ${alllossless[@]} " =~ " ${input_extension} " ]] && [[ " ${alllossy[@]} " =~ " ${output_extension} " ]]; then
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zenity --question --text="WARNING: Converting from a lossless to a lossy format.\n\nQuality will NOT be preserved.\n\nCompression artifacts will be PERMANENTLY introduced.\n\nCONVERTING BACK TO LOSSLESS WILL NOT UNDO THIS.\n\nContinue?" \
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--ok-label="Continue" --cancel-label="Cancel" --default-cancel --icon-name="warning"
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if [ $? -ne 0 ]; then
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kill $ZENITY_PID
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exit 1
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fi
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fi
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if [[ " ${superlossless[@]} " =~ " ${input_extension} " ]]; then
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zenity --question --text="WARNING: This file is not only lossless, but contains\nadditional data such as layer information.\nConversion will discard this information.\n\nCONVERTING BACK TO LOSSLESS WILL NOT UNDO THIS.\n\nContinue?" \
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--ok-label="Continue" --cancel-label="Cancel" --default-cancel --icon-name="warning"
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if [ $? -ne 0 ]; then
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kill $ZENITY_PID
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exit 1
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fi
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fi
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if [[ " $input_format " == " audio " ]] || [[ " $input_format " == " video " ]]; then
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# ffmpeg cmd changes based on ext
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if [[ " ${alossy[@]} " =~ " ${output_extension} " ]] || [[ " ${alossless[@]} " =~ " ${output_extension} " ]]; then
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if [ "$output_extension" == "alac" ]; then # alac is still a special babyboy
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error_output=$(ffmpeg -i "$input_file" -acodec alac "$output_file" 2>&1) &
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else
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error_output=$(ffmpeg -i "$input_file" -q:a 1 -map a "$output_file" 2>&1) &
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fi
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else
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error_output=$(ffmpeg -i "$input_file" -q:a 1 "$output_file" 2>&1) &
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fi
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else
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if [[ " $input_format " == " image " ]]; then
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error_output=$(convert "$input_file" "$output_file" 2>&1) &
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fi
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fi
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CONVERT_PID=$!
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# i hate zenity tbh
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( while kill -0 $CONVERT_PID 2> /dev/null; do
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echo "# Converting\n$filename\nto\n$output_file"
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sleep 1
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done
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) | zenity --progress --title="Converting Media" --text="Initializing..." --auto-close
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# check if cancelled
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if [ $? -eq 1 ]; then
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kill $CONVERT_PID
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rm -f "$output_file"
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zenity --error --text="Conversion canceled. Target file deleted."
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exit 1
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fi
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# check exit statuses
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wait $CONVERT_PID
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if [ $? -ne 0 ]; then
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zenity --error --text="An error occurred during conversion:\n\n$error_output"
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exit 1
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fi
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