Calculate loopfilter parameters
Track nonzero entries on a per-macroblock basis
Add loopfilter_filters.cc
Reduce use of virtual destructors
More loopfilter support
Macroblock loop filtering
Buggy loopfilter implementation WIP
Fix categorization of loopfilter mode adjustments
Use clamped filter_level everywhere
Only run loop filter if frame-wide loop filter level > 0
Fix transposed walsh transform output
quantization.cc: Fix missing last coefficient
Fix prediction context for rightmost subblocks of frame
loopfilter.cc: Fix loopfilter subblock filter to use vp8_filter