50 lines
1.4 KiB
Bash
50 lines
1.4 KiB
Bash
#!/bin/bash
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# 输入和输出文件夹路径
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QUALITY=25
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INPUT_FOLDER="input" # 替换为你的输入文件夹路径
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OUTPUT_FOLDER="output/$QUALITY" # 替换为你的输出文件夹路径
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# 调整需要的质量级别（值越低，质量越好）
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# 创建输出文件夹（如果不存在）
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mkdir -p "$OUTPUT_FOLDER"
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# 记录开始时间
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start_time=$(date +%s)
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start_time_readable=$(date)
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echo "Compression started at: $start_time_readable"
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# 遍历输入文件夹中的所有jpg和jpeg文件
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for FILE in "$INPUT_FOLDER"/*.{jpg,jpeg,JPG,JPEG}; do
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if [ -f "$FILE" ]; then
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FILENAME=$(basename "$FILE")
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OUTPUT_FILE="$OUTPUT_FOLDER/$FILENAME"
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# 使用ffmpeg压缩图像
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ffmpeg -i "$FILE" -qscale:v $QUALITY "$OUTPUT_FILE" -y "$OUTPUT_FILE"
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echo "Compressed: $FILE -> $OUTPUT_FILE"
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fi
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done
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# 记录结束时间
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end_time=$(date +%s)
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end_time_readable=$(date)
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# 计算运行时间
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duration=$((end_time - start_time))
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echo "Compression ended at: $end_time_readable"
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echo "Total duration: $duration seconds"
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# 将日志保存到文件
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log_file="compression_log.txt"
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echo "Compression started at: $start_time_readable" >> $log_file
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echo "Compression ended at: $end_time_readable" >> $log_file
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echo "Total duration: $duration seconds" >> $log_file
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echo "Compression quality: $QUALITY " >> $log_file
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echo "" >> $log_file # 添加一个空行以便于日志的阅读
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