[FFmpeg-devel] ffvorbis, inverted output

[Michael Niedermayer]

On Sun, Sep 14, 2008 at 04:50:59AM +0300, Siarhei Siamashka wrote:
> Hi,
> 
> I tried to do PSNR comparison of libvorbis/ffvorbis/tremor and noticed that
> output from ffvorbis is actually inverted (ex. output 0xFFFF in libvorbis
> corresponds to 0x0001 in ffvorbis and so on) when compared to the output 
> from the other decoders.
> 
> Should this be fixed? 

yes, if all (/most) other vorbis decoders match and we differ from that


> If yes, what would be the right solution?

i do not know


[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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