[FFmpeg-devel] Extractible formats

Michael Niedermayer michaelni at gmx.at
Fri Aug 3 16:21:26 CEST 2012

On Fri, Aug 03, 2012 at 11:30:08AM +0200, Nicolas George wrote:
> Hi.
> For about two years, to record programs from a DVB-T tuner, my parents have
> been using a format that I designed specifically instead of just MPEG-TS.
> The format uses multiple data files along with an header+index file, and for
> that reason extracting part of the recording (to separate the program from
> the safety margin and commercials) is very efficient. Also, the format is
> very simple, which allows the extraction GUI to pick keyframes thumbnails
> directly.
> I have been told that some features in Matroska or MP4 would allow similar
> results, but as far as I know this is still mostly vaporware, and due to the
> complexity of the formats, likely to stay that way. Also, the complexity
> makes all operations more fragile. Also, none of these format can embed DVB
> subtitles streams (although, for Matroska, some projects seem to already
> have made the trivial change).
> I wonder if I should submit my format as a formal patch to FFmpeg so that
> others may benefit from it?

why not ...


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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