Anuradha Suraparaju a écrit : Hi, > Hi, > > On Tue, 2008-09-23 at 10:42 +0200, Kurtnoise wrote: >> Hi, >> >> How to use dirac presets defined in the code within FFmpeg ? >> > The frame dimensions and the frame rate are used to determine the Dirac > preset to use in FFmpeg - E.g. if the frame dimensions are 720x576 and > the frame rate is 25 (by default the frame rate is 25 I think) then the > preset of SD576I50 is used. > > If the frame rate does not match any of the preset frame rates the first > preset that matches the frame dimensions is used. E.g. for 1280x720 if > the frame rate is not one of 60000/1001 or 50/1 then the preset HD720P60 > is used with the frame rate overridden by the frame rate specified in > the command line. > > If the frame dimensions do not match that of any of the presets then the > CUSTOM preset is used. > ok...that makes sense. Thanks for the reply.
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