[FFmpeg-devel] [PATCH] avfilter: Add delay filter

Gyan ffmpeg at gyani.pro
Sat Jan 26 13:22:14 EET 2019

On 26-01-2019 05:54 AM, Meredydd Luff wrote:
> So far, we have an audio delay filter (adelay), but no video delay.
> This patch adds one.
> (NB the difference with tpad - tpad does not alter the pts of the
> passed-through frames, which causes A/V sync badness with large delays

Can you share the log showing this? Locally, Isee that tpad does offset 
the PTS of the input. I do see a bug related to the PTS for the 
generated frames,

In any case, tpad is meant to be the counterpart to adelay; better to 
patch it than add a new filter.


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