[FFmpeg-devel] [PATCH] avformat/flacdec: support fast-seek

Ching-Yi Chan chingyichan.tw at gmail.com
Thu Sep 24 11:27:51 CEST 2015


Hi Hendrik,

I move the index data into AVStream, but seeking is slow. (it try to
download many data).
Is there something wrong ?

2015-09-24 16:09 GMT+08:00 Hendrik Leppkes <h.leppkes at gmail.com>:

> On Thu, Sep 24, 2015 at 9:08 AM, Ching-Yi Chan <chingyichan.tw at gmail.com>
> wrote:
> > flacdec is not supported fast-seek yet.
> >
> > changes:
> >
> > 1. parse the seekpoint from metadata block
> > 2. add seek callback to look up seek position
> >
>
> You should store the index in the AVStream index_entries field, that
> way you don't need to duplicate the structure in the private flac
> context, and the generic seeking code can make use of them without you
> needing a specialized seekign function.
>
> - Hendrik
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