[FFmpeg-devel] H.264: Partially inline CABAC residual decode

Jason Garrett-Glaser jason
Sat Jan 15 00:13:42 CET 2011

On Fri, Jan 14, 2011 at 3:13 PM, Jason Garrett-Glaser <jason at x264.com> wrote:
> This is a port of a technique originally used in x264 (and later
> ported to ffvp8). ?It inlines the CBF portion of residual coding,
> which improves performance by allowing more constant propagation and
> because a huge number of residual blocks terminate on the CBF check.
> Timing for CABAC mb decode:
> Before: 6861 +/- 15 clocks
> After: 6779 +/- 9 clocks
> Jason

Forgot the patch...

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