2. AAC v1 256 KBPS3. AAC v2 256 KBPS
Honestly, I have no idea on 80% of the terms you guys said I'm just familiar with lossy and lossless formats (FLAC and MP3, AAC etc.). I am encoding a video with audio through After Effects and shows me an option to which audio codec to use. I knew higher bitrate means better quality. And btw, I am talking about AAC v1, v2 = AAC version 1/HE-AAC. So what codec is better to produce the better sound quality like this: https://www.youtube.com/watch?v=WBdHOacDYwE.
YouTube uses LC-AAC for encoding audio streams, which is intended for higher bitrates.
YouTube also encodes Opus audio streams. If you are watching the videos through Chrome...