[LAD] Utility to read SMPTE LTC "audio" time-code

Robin Gareus robin at gareus.org
Wed Apr 8 19:43:34 UTC 2009


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Pau Arumí wrote:
> Hi all,
> 
> I'm facing the need of converting SMPTE LTC time-code* (encoded in an
> audio stream) into MTC timecode, to then route to other applications.
> Does anybody know a Linux application for that, or a library to decode
> that audio? Any advice will be appreciated.

ltcsmpte.sf.net en/decodes SMPTE.
It includes a simple JACK tool that displays incoming LTC and can encode
jack-transport to LTC.

An MTC encoder is not too hard, although synchronizing to quarter-frames
and compensating jack-latency requires some diligence.

robin
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