On date Friday 2023-12-29 12:51:10 +0100, Stefano Sabatini wrote: > On date Thursday 2023-12-28 22:25:08 +0100, Michael Niedermayer wrote: > > On Thu, Dec 28, 2023 at 07:49:18PM +0100, Stefano Sabatini wrote: > > > On date Thursday 2023-12-28 16:00:57 +0100, Stefano Sabatini wrote: > > > > On date Thursday 2023-12-28 12:02:59 +0100, Andreas Rheinhardt wrote: > > > > > Stefano Sabatini: > > > > > > This is useful to simulate random jitter. > > > > > > --- > > > > > > Changelog | 1 + > > > > > > doc/filters.texi | 10 +++++++++- > > > > > > libavfilter/setpts.c | 39 +++++++++++++++++++++++++++++++++------ > > > > > > 3 files changed, 43 insertions(+), 7 deletions(-) > > > [...] > > > > > Why is this added here and not in lavu/eval so that it is available > > > > > with > > > > > all expressions? > > > > > > > > There is no specific reason. Sometimes you need to have a control over > > > > the seed, in this case you need to provide the PRNG context. > > > > > > > > For the general case, probably we can place a global LFG in the eval > > > > module and fetch its generated values. > > > > > > Another possible solution in attachment, leveraging the same affine > > > PRNG used in random(). For other use cases you might need to use a > > > high-quality PRNG and this might not be good enough. > > > > > eval.c | 18 +++++++++++++++--- > > > 1 file changed, 15 insertions(+), 3 deletions(-) > > > 94413dcc88e3046b4987715f6c152aeb1c24c703 > > > 0001-lavu-eval-add-randomi-function-to-compute-random-val.patch > > > From 4dc5213b0913a2585f75dfd03b497ca2efc093de Mon Sep 17 00:00:00 2001 > > > From: Stefano Sabatini <stefa...@gmail.com> > > > Date: Thu, 28 Dec 2023 19:09:22 +0100 > > > Subject: [PATCH] lavu/eval: add randomi function to compute random value > > > in > > > interval > > > > probably ok if this is usefull > > > > thx > > Will apply the edited patch in a few days if I see no comments.
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