[FFmpeg-devel] [PATCH] probetest.c

[Reimar Döffinger]

On Wed, Sep 16, 2009 at 04:18:27PM +0300, Kostya wrote:
> > i dont know if checking unknown tags to be printable upper case letters is
> > safe, also your new crc!=0 check looks a little odd, crcs in general can be
> > 0.
> 
> SV8 spec says that all tags should be composed from uppercase letters
> and that in that case CRC=0 is illegal.

What is an encoder supposed to do when the CRC is actually 0? The
probability is after all not that low with a 32 bit CRC...