138MB re-encoding takes about 40min and the new file size is 41MB the quality is nearly same as original, but pixeled a bit. Where -c:a copy copy audio -c:v vp9 -b:v 100K re-encode video with 100K bitrate. If you have time, and want to recodec almost same quality, but 1/3 size, use this: ffmpeg -i "input.avi" -c:a copy -c:v vp9 -b:v 100K "4" Best practice is let the audio in the original format.
It is fast, and almost same quality as original. Stream #0:1: Audio: mp3 (U / 0x0055), 32000 Hz, stereo, fltp, 112 kb/sįor the nearly loseless re-containering use: ffmpeg -i "input.avi" -c:v copy -c:a copy "input.mp4"Ĭonversion about 2 sec, result is input.mp4 138MB. lo ayuda a convertir cualquier video de Youtube a formato MP3 y luego puede guardarlo en su dispositivo. Convierte Youtube a MP3 de forma gratuita e ilimitada. For example there is a video file 139MB input.avi ffprobe input.aviĭuration: 00:21:20.16, start: 0.000000, bitrate: 891 kb/s MP4 Converter MP4 MP4, also known as MPEG4 is mainly a video format that is used to store video and audio data. Convertidor en línea gratuito de Youtube a MP3.
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