[FFmpeg-user] He aac sampling rate and time stamps

Carl Eugen Hoyos ceffmpeg at gmail.com
Sat Mar 17 14:02:59 EET 2018

2018-03-17 12:38 GMT+01:00, Ronak Patel <ronak2121-at-yahoo.com at ffmpeg.org>:
> Hello,
> I’m encoding my wav files to HE AAC v2 in 44kHz/32 Kbps and 44/64.

Command line and complete, uncut console output missing.

> Ffprobe is correctly showing that the audio is HE AAC v2 stereo with the
> correct sampling rate and nitrate.
> When I open the audio in Exoplayer or Apple’s AVURLAsset code, they report
> that the sampling rate is 22050kHz instead.

I believe this is how SBR ("HE AAC v2") is defined.

Carl Eugen

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