2.7x lossless compression from .dat to .flac

[kuprel]

Prerequisites

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Description

Reference to similar issue: MIT-LCP/wfdb-python#57

FLAC is a lossless audio compression format. I found it achieves about a 2.7x compression ratio on the raw .dat files. Here is my code: https://github.com/kuprel/flacdb

[alistairewj]

Cheers - I'll close this as there's no action point but it will be undoubtedly useful for people using the waveform data.