[Libav-user] non-causal or two-pass filters

Claudio Freire klaussfreire at gmail.com
Sat Apr 27 00:15:56 CEST 2013

On Fri, Apr 26, 2013 at 6:44 PM, Stefano Sabatini <stefasab at gmail.com> wrote:
> In data Friday 2013-04-26 21:21:04 +0300, Yaron Segalov ha scritto:
>> Is it possible to create a non-causal filter, or even a two-pass filter?
> Non-causal??

One that uses "future samples" to compute "current output". For
example, negative delay (moving samples earlier in time to be

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