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@sfmth sfmth commented Apr 13, 2021

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@ATofighi
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توضیحات می‌دین از اتفاقی که قراره بیفته؟

لینک داکیومنتی که به آرگمان ac هم رسیدید رو بدید خوبه.

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sfmth commented Apr 13, 2021

FFmpeg's binary is a CLI tool for multimedia manipulation, for a medium preset in the file it's equal to running this command:

ffmpeg -i video.webm -c:v libx264 -c:a aac -b:a 60k -ac 1 -crf 36 -tune stillimage -preset veryfast -s 852x480 -r 20 -movflags +faststart out.mp4

You can do filters and there is even video editors built solely on FFmpeg. It also has cpp libraries. Handbrake is just a frontend for FFmpeg.

FFmpeg's wiki is really helpful but for the 'ac' it just ran into my mind to reduce audio channels, and then I googled it and found the argument for it.

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sfmth commented Apr 13, 2021

و اتفاقی هم که اینجا میفته اینه که دو تا کانال ادیو چپ و راست داره فایل خروجی هردوتاشو ادغام میکنیم تو یکی و برای چپ و راست استفاده میکنیم و حجم کمتری میگیره

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