[FFmpeg-devel] [qt-faststart] Ever get

Gilles Dubuc kouiskas
Fri Mar 14 16:04:52 CET 2008

Mike Melanson <mike <at> multimedia.cx> writes:

> matthieu castet wrote:
> > May the file has a lot's FTYP atoms.
> > The code does malloc without checking if ftyp_atom!=NULL in a loop.
> > This can lead to a great memory DOS for broken files...
> Interesting theory. Per my understanding, a file should have, at most,
> one FTYP that's at the beginning. But I guess there is nothing to stop a
> muxer from adding more.

I'm having the same problem, running the latest ffmpeg codec from SVN on a
CentOS machine. The mov in question is encoded with ffmpeg itself. I can provide
a sample video file if necessary.

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