[Libav-user] Cinelerra ffmpeg requests

Paul B Mahol onemda at gmail.com
Fri Apr 8 21:52:35 CEST 2016

On 4/8/16, Good Guy <good1.2guy at gmail.com> wrote:
> Outstanding Issues with ffmpeg: There are some problems that need to be
> addressed by the ffmpeg developer group that adversely affect Cinelerra.
> These are stated below with the hopes that tha group will fix them as time
> permits.
> 1) Make all the default parameters operational. When they are not, the
> Cinelerra plugins can't be initialized since the initial state of the
> filter is not operational. If that is not possible, then provide a set of
> nominal parameters for each plugin, so that they can be used as the plugins
> initial default state.

Which filter need this?

> 2) Make the filter config function project the new parameter data into the
> filter function at any point during filter operation. This is so that
> continuous updates can be done as the plugin operates.

This is hard to understand. What exactly is needed?

> 3) Improve seek codec restarts. The past predictor must be reset or
> reconstructed after a seek.  The only documented way to seek is
> open/seek/play. Reopening the format layer is very expensive.

For which codec this is needed?

> FFMPEG has been a tremendous boost to the cinelerra development.  Thank you
> all for your fantastic efffort.  It is greatly appreciated.
> gg

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