合并 bilibili 安卓 客户端 下载文件 cd 到要合并的av号目录下运行

bili_down_merge.sh

#!/bin/bash
# ffmpeg -safe 0 -f concat -i list.txt -c copy ../lua.flv.bili2api.80_remux.mp4

for num in $(pwd)/*; do
	if [ -d $num ]; then
		cd "$num/lua*"
			if [ -f list.txt ]; then
				unlink list.txt
			fi
			for file in ./*lv ; do				
				if [ -f $file ]  ; then
					echo "file $file"  >> list.txt
				fi
			done
			cat list.txt|sort > list.txt
			ffmpeg -safe 0 -f concat -i ./list.txt -c copy "../${PWD##*/}_remux.mp4"
			if  ! [ -f "../${PWD##*/}_remux.mp4" ]; then
				echo "no $num"
				if [ -f list.txt ]; then
					unlink list.txt
				fi
				for file in ./*lv ; do				
					if [ -f $file ]  ; then
						echo "file $file"  >> list.txt
					fi
				done
				ffmpeg -safe 0 -f concat -i ./list.txt -c copy "../${PWD##*/}_remux.mp4"
			fi
			#unlink list.txt
		cd ../../
	fi
done