Add code to read the alternate frame qi values if available. Since we don't yet parse or use the per-block alt qi mapping, we return OC_IMPL the number of qi values in the frame is different from 1.
Add code to read the alternate frame qi values if available. Since we
don't yet parse or use the per-block alt qi mapping, we return OC_IMPL
the number of qi values in the frame is different from 1.


git-svn-id: 8dbf393e6e9ab8d4979d29f9a341a98016792aa6@9786 0101bb08-14d6-0310-b084-bc0e0c8e3800

KTXSoftware/theora,Distrotech/libtheora,Distrotech/libtheora,KTXSoftware/theora,Distrotech/libtheora,Distrotech/libtheora,KTXSoftware/theora,Distrotech/libtheora,KTXSoftware/theora,KTXSoftware/theora