mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2026-01-08 07:05:33 +01:00
xHE-AAC relies on the same postfilter mechanism that Opus uses to improve clarity (albeit with a steeper deemphasis filter). The code to apply it is identical, it's still just a simple IIR low-pass filter. This commit makes it possible to use alternative constants.