shithub: libvpx

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ref: 4a91541c946c1fc2655a942ec79033618f03c4ca
parent: 7b0feac4a4386eef3e1ea851e52e4f30935e255d
author: Scott LaVarnway <slavarnway@google.com>
date: Thu Nov 17 07:54:42 EST 2011

Modified the inverse walsh to output directly

to the dqcoeff or qcoeff buffer.  The encoder would
populate the dc coeffs of the y blocks as a separate
stage (recon_dcblock) and the decoder would use a special
version of the idct.  This change eliminates the extra copy
and reduces the code footprint.

[Tero] Added needed changes to armv6 and NEON assembly.

Change-Id: I83202ffdbaf83f6e5dd69f4ba2519fcf0b13b3ba