[FFmpeg-devel] [PATCH] lavf/hlsenc: reuse pattern string, rather than redefining it

Stefano Sabatini stefasab at gmail.com
Fri Dec 21 18:10:53 CET 2012


On date Friday 2012-12-21 00:50:38 +0100, Clément Bœsch encoded:
> On Fri, Dec 21, 2012 at 12:30:04AM +0100, Stefano Sabatini wrote:
> > Improve robustness.
> > ---
> >  libavformat/hlsenc.c |    2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
> > index 07aa4ff..55074c7 100644
> > --- a/libavformat/hlsenc.c
> > +++ b/libavformat/hlsenc.c
> > @@ -215,7 +215,7 @@ static int hls_write_header(AVFormatContext *s)
> >      if (p)
> >          *p = '\0';
> >  
> > -    av_strlcat(hls->basename, "%d.ts", basename_size);
> > +    av_strlcat(hls->basename, pattern, basename_size);
> >  
> >      if ((ret = hls_mux_init(s)) < 0)
> >          goto fail;
> 

> pattern is currently a RO string, but it's not sure to stay as such in the
> future; some compilers might complain about security concerns. I think
> using a PATTERN macro would be safer.

It is meant to stay constant, and I don't want to keep the change
minimal. On the other hand duplicating the string may easily lead to
bugs.
-- 
FFmpeg = Fancy & Faithless Mysterious Patchable Energized Gospel


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