On 2016-01-27 19:27, Stefano Sabatini wrote: > On date Wednesday 2016-01-27 13:56:38 +0100, James Darnley encoded: >> On 2016-01-11 18:21, Stefano Sabatini wrote: >>> +This option shows the following information for each processing step, >>> +in this order: the user process time (in microseconds), the elapsed >>> +relative time (in microseconds), the processing step type, and the >>> +relative stream. >> > >> What is "relative time" in ffmpeg and how does the new time printed >> differ from the old time? > > Relative time is time computed not relying on an absolute clock - also > called wallclock - which is not reliable when computing elapsed times > since it is affected by system time changes. > > I can drop the "relative" since in this context it's confusing, since > it simply refers to the operation duration. > > Since this is the physical duration it is more handy when estimating > the effective time required to perform a similar conversion operation. >
Ah of course. As for the wording I don't know what to suggest. Add "wallclock" to the doc, maybe? If you think relative is fine then stick with what you've already written.
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