wp-includes/ID3/module.audio-video.matroska.php:1592$EBMLdatestampintfloat private static function EBMLdate2unix($EBMLdatestamp) { // Date - signed 8 octets integer in nanoseconds with 0 indicating the precise beginning of the millennium (at 2001-01-01T00:00:00,000000000 UTC) // 978307200 == mktime(0, 0, 0, 1, 1, 2001) == January 1, 2001 12:00:00am UTC return round(($EBMLdatestamp / 1000000000) + 978307200); }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/ID3/module.audio-video.matroska.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.