[FFmpeg-user] How to extract core DTS / DCA stream from a DTS 96/24 stream without re-encoding

[Moritz Barsnick]

On Sat, May 19, 2018 at 13:59:03 +0100, Onetel wrote:
> Thanks - I tried this but it seems to re-encode rather than copy, taking much longer than “-acodec copy” (which is instantaneous). I tried:
> 
> ffmpeg -i in.dts -bsf:a dca_core -strict -2 out.dts

You need to use both "-c:a copy" *and* "-bsf:a dca_core".

Cheers,
Moritz