[FFmpeg-user] Confusion about fieldmatch, decimate and framerate (now with yadif)

L. Lee llee040 at sbcglobal.net
Thu Dec 12 17:24:16 CET 2013

On 12/9/13, 8:44 PM, "Nicholas Robbins" <nickrobbins at yahoo.com> wrote:

>The 'decimate' filter after fieldmatch would take care of the frame rate
>coversion, but it just throws out the extra frame, so it wouldn't change
>the fact that fieldmatch was labeling frames as interlaced, but yadif
>wasn't deinterlacing them.

That hasn¹t been my experience at all. The frame rate of the output may be
the same, but unless the filter chain and all other options are the same,
the encoding results might be entirely different.

Laine Lee

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