Bit exactness verified with audioproc_f on a collection of AEC dumps and Wav files (42 recordings in total). Bug: webrtc:7494 Change-Id: Id9849c4463791f5a203afe31efc163efb4d4458e Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/234583 Reviewed-by: Hanna Silen <silen@webrtc.org> Commit-Queue: Alessio Bazzica <alessiob@webrtc.org> Cr-Commit-Position: refs/heads/main@{#35248}