[FFmpeg-devel] [PATCH] lavf: add ffprobe demuxer
stefasab at gmail.com
Thu Sep 29 02:21:01 EEST 2016
On date Monday 2016-09-26 18:55:47 +0200, wm4 encoded:
> On Sun, 25 Sep 2016 19:32:37 +0200
> Stefano Sabatini <stefasab at gmail.com> wrote:
> > > > My use case: I need to build a data stream with scripting/manual
> > > > editing. Since I don't want to have to rely on a binary format (which
> > > > is not ideal for that use case) I needed a format simple enough to be
> > > > written and analysed without special tools, but with a simple text
> > > > editor.
> > >
> > > I still don't get it. Your description makes me think of something like
> > > EDL, but that doesn't seem to have anything to do with it.
> > EDL as "Edit Decision List"? No I don't think this is related at
> > all.
> > Suppose you want to inject a data stream, you have the data and you
> > know where to insert it given its PTS. With this muxer you can
> > handcraft a textual file in the ffprobe_default format and use ffmpeg
> > to inject the new data stream.
> What's a "data stream"?
A stream consisting of generic data, that is a stream with type
> Inject into what?
Interleave the stream with other media streams (audio, video,
etc.). This can be done via remuxing (no need for transcoding).
> And why?
Data stream could be used to insert custom information for
post-processing (e.g. they might contain advertising information).
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