FLV Demux Seek in push mode

Vijay Vikram vikram.kvijay at gmail.com
Thu May 14 04:56:48 PDT 2015


Hey Tim,
Thanks for your prompt response.

I will try to implement the suggestion given by you.

Regards,
Vikram

On Thu, May 14, 2015 at 12:55 PM, Tim Müller <tim at centricular.com> wrote:

> On Thu, 2015-05-14 at 11:21 +0530, Vijay Vikram wrote:
>
> Hi,
>
> > I am currently using version 1.2.4 and checking the code of flvdemux.
> > I found that seeking to particular location in a file in push mode is
> > implemented to start always from beginning.
>
> This is a bug:
> https://bugzilla.gnome.org/show_bug.cgi?id=680087
>
>
> > But pull mode seeking to a particular location in a file works well.
> > Even 1.4.5 does not support seeking to any location in file in push
> > mode.
> >
> > I would like to understand why seeking is implemented like this in
> > Push mode?
> > I tried doing some changes but I am not able to get the tag start
> > position if I have moved to a random offset. Demuxer goes out of sync
> > and is not able to get back to tag start.
> >
> > Can you please help me with probable solutions for this?
>
> If you're using playbin, the easiest way to work around this is by
> simply setting the "ring-buffer-max-size" property to a couple of MB or
> so. That will make the demuxer operate in pull mode even if the input is
> push based.
>
> Not a fix of course, but perhaps a solution.
>
> Cheers
>  -Tim
>
> --
> Tim Müller, Centricular Ltd - http://www.centricular.com
>
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>
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