[FFmpeg-devel] [PATCH] lavf/mov.c: Guess video codec delay based on PTS while parsing MOV header.

Derek Buitenhuis derek.buitenhuis at gmail.com
Wed Nov 15 01:59:08 EET 2017


On 11/14/2017 11:36 PM, Thierry Foucu wrote:
> One option i asked on IRC was to use the spec for max DPB when the bitstream
> restriction flag was not set.
> But people were worry about low latency usage.
> Normally, if the  bitstream restriction flag is not set, the DPB should be
> set based on the spec, even if there is no B frames.
> But in some case, it will be 16 frame and this could increase then the low
> latency.

I guess that's a problem inherent to a generic API that tries to satisfy all
use cases - you can't please everyone.

I don't really have a /good/ solution given the use-case constraints, as
per previous email. :/

- Derek


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