Created
December 10, 2024 15:10
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Macのフォルダアクション用、動画ファイルをHEVCで再エンコードするスクリプト
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wait_until_ready() { | |
local file="$1" | |
local timeout=30 # 最大待機時間(秒) | |
local elapsed=0 | |
echo "Waiting for $file to be ready..." | |
# ファイルが準備完了するまでループ | |
while :; do | |
# kMDItemDurationSeconds を取得 | |
duration=$(mdls -name kMDItemDurationSeconds "$file" 2>/dev/null | awk '{print $3}') | |
# duration が取得でき、かつ正の値なら準備完了 | |
if [[ -n "$duration" && "$duration" != "(null)" && "$duration" > 0 ]]; then | |
echo "$file is ready (duration: $duration seconds)." | |
break | |
fi | |
# 待機時間がタイムアウトを超えたらエラー | |
if (( elapsed >= timeout )); then | |
echo "Timeout waiting for $file to be ready." | |
return 1 | |
fi | |
# 1秒待機して経過時間を増加 | |
sleep 1 | |
((elapsed++)) | |
done | |
} | |
for file in "$@"; do | |
if ! wait_until_ready "$file"; then | |
mv "$file" "${file%.*}_timeouted.${file##*.}" | |
continue | |
fi | |
filename=$(stat -f "%SB" -t "%Y%m%d" "$file") | |
extension="${file##*.}" | |
directory="/Volumes/share1" | |
duration=$(mdls -name kMDItemDurationSeconds "$file" | awk '{print $3}' | xargs printf "%.0f") | |
hours=$((duration / 3600)) | |
minutes=$(( (duration % 3600) / 60 )) | |
seconds=$((duration % 60)) | |
time="" | |
if ((hours > 0)); then | |
time+="${hours}h" | |
fi | |
if ((minutes > 0)); then | |
time+="${minutes}m" | |
fi | |
if ((seconds > 0)); then | |
time+="${seconds}s" | |
fi | |
codec=$(mdls -name kMDItemCodecs "$file") | |
if [[ "$codec" == *HEVC* ]]; then | |
output="${directory}/${filename}_${time}.${extension}" | |
cp "$file" "$output" && rm "$file" | |
return | |
fi | |
output="${directory}/${filename}_${time}_encoded.${extension}" | |
command="/opt/homebrew/bin/ffmpeg -i \"$file\" -c:a copy -c:v libx265 -crf 22 -tag:v hvc1 \"$output\"" | |
if eval $command; then | |
rm "$file" | |
else | |
mv "$file" "${file%.*}_failed.${file##*.}" | |
fi | |
done |
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