42 lines
1.1 KiB
Bash
42 lines
1.1 KiB
Bash
#!/bin/bash
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extensions=("mp4" "avi" "mov" "mkv" "flv" "wmv")
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echo "开始批量转码（H.264 MP4）..."
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echo
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for ext in "${extensions[@]}"; do
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for file in *."$ext"; do
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[ -f "$file" ] || continue
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# 👉 提取类似 1 (12).mp4 → 12
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base=$(echo "$file" | sed -E 's/^1 \(([0-9]+)\)\.[^.]+$/\1/')
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# 👉 如果匹配成功，就用纯数字，否则用原文件名
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if [[ "$base" =~ ^[0-9]+$ ]]; then
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output="${base}-h264.mp4"
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else
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output="${file%.*}-h264.mp4"
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fi
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if [ ! -f "$output" ]; then
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echo "正在转码: $file --> $output"
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ffmpeg -i "$file" \
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-c:v libx264 -preset medium -crf 23 \
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-c:a copy \
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"$output"
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if [ $? -eq 0 ]; then
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echo "完成: $file"
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else
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echo "转码失败: $file"
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fi
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echo
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else
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echo "跳过 $file，因为 $output 已存在。"
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fi
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done
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done
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echo "所有任务执行完毕。" |