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for /f “delims=” %f in (‘dir /b /on *.mp4’) do @echo file ‘%f’ >> mylist.txt
ffmpeg -f concat -safe 0 -i mylist.txt -c copy output.mp4
ffmpeg -i output.mp4 -vf “scale=1280:720” -vcodec libx264 -pix_fmt yuv420p -r 30 -acodec aac -ar 48000 -ac 2 -b:v 3837k -b:a 133k au.mp4
인텔내장gpu사용시
ffmpeg -i output.mp4 -vf “scale=1280:720” -vcodec h264_qsv -pix_fmt yuv420p -r 30 -acodec aac -ar 48000 -ac 2 -b:v 3837k -b:a 133k ou.mp4
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