[FFmpeg-devel] [PATCH] VP8: idct_mb optimizations
Wed Feb 9 01:00:58 CET 2011
2011/2/8 M?ns Rullg?rd <mans at mansr.com>:
> "Ronald S. Bultje" <rsbultje at gmail.com> writes:
>> On Sun, Feb 6, 2011 at 12:23 AM, Jason Garrett-Glaser <jason at x264.com> wrote:
>>> Currently uses AV_RL32 instead of AV_RL32A, as the latter doesn't exist yet.
>>> ?libavcodec/vp8.c | ? 30 ++++++++++++------------------
>>> ?1 files changed, 12 insertions(+), 18 deletions(-)
>> Looks interesting to me. How many cycles does this save? Maybe someone
>> on BE can confirm that this doesn't make it slower (unlikely, but
>> would be nice to confirm)?
> The only BE architecture likely to matter is PPC, and it has
> little-endian load instructions used in those macros.
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