[FFmpeg-devel] [PATCH 1/2] ffmpeg: warn when -t is used for inputs.

Michael Niedermayer michaelni at gmx.at
Thu Jun 28 21:28:41 CEST 2012

On Thu, Jun 28, 2012 at 09:09:14PM +0200, Nicolas George wrote:
> Using -t on an input already have surprising results.
> Furthermore, using it on an input or an output makes
> a real difference if there are speed-altering filters.
> Implementing -t for inputs will probably result in some
> behavour changes.


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Awnsering whenever a program halts or runs forever is
On a turing machine, in general impossible (turings halting problem).
On any real computer, always possible as a real computer has a finite number
of states N, and will either halt in less than N cycles or never halt.
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