Re: yuvdeinterlace
stefan <[email protected]>
| Newsgroups | gmane.comp.video.mjpeg.devel |
|---|---|
| Message-ID | <[email protected]> |
Steven M. Schultz schrieb: > **ERROR: [yuvdeinterlace] sad_00: blk2 % 16 != 0, (39969276) > > It is a good thing I retained the parameter checking in the Altivec > routines ;) > > The problem is that the Altivec version of the sad_00 routine REQUIRES > the 2nd buffer/block address to be 16 byte aligned > > * b) blk2 is always vector aligned > > The '#ifdef HAVE_ALTIVEC' must remain ;( > Argh... Could someone explain me, why it must be aligned to 16 bytes? 8 bytes I would understand (quad-word) but 16?!? Is this really necessary? cu Stefan ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV