[FFmpeg-devel] [PATCH]Avoid overflows when reading pgm with maxval != 255 and 65535

Carl Eugen Hoyos cehoyos at ag.or.at
Mon Jul 29 00:28:04 CEST 2013

Michael Niedermayer <michaelni <at> gmx.at> writes:

> > The actual reason is that libjpeg v6b writes little 
> > endian 16bit pgm files, the specification requires 
> > big endian values.
> i have realized this as well once i saw the commit 
> fixing it in libjpeg

I had fixed it in the release version myself before 
I realised to test cvs...

> this btw is easy to detect if we want to do it ...

But isn't the work-around different on le and be?
Note that it was always quite difficult to use 
libjpeg to produce such files (neither distribution 
nor standard compilation ever allowed it).

Carl Eugen

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