[FFmpeg-user] Question about tmix filter
Paul B Mahol
onemda at gmail.com
Wed Mar 6 18:12:18 EET 2019
On 3/6/19, Michael Koch <astroelectronic at t-online.de> wrote:
> I'd like to know which frames does the tmix filter use for averaging.
> Let's assume tmix=frames=9.
> To make the n_th frame of the output video, does it use input frames n-8
> to n, or n-4 to n+4, or n to n+8?
> How does the filter behave at the beginning and end of the video, where
> not all required input frames exist?
Filter output first frame after frames=9 it got from input. At
encountering eof it simply ends.
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