Commit Graph

5 Commits

Author SHA1 Message Date
Clément Bœsch
616da59542 avcodec/x86/vp9dsp: merge a few SWAP together. 2013-11-21 23:06:21 +01:00
Clément Bœsch
87434cf373 avcodec/vp9: add ff_vp9_idct_idct_{4x4,8x8}_ssse3().
1789 decicycles in idct_idct_4x4_add_c, 262136 runs, 8 skips
1839 decicycles in idct_idct_4x4_add_c, 524270 runs, 18 skips
1864 decicycles in idct_idct_4x4_add_c, 1048548 runs, 28 skips

529 decicycles in ff_vp9_idct_idct_4x4_add_ssse3, 262138 runs, 6 skips
516 decicycles in ff_vp9_idct_idct_4x4_add_ssse3, 524282 runs, 6 skips
474 decicycles in ff_vp9_idct_idct_4x4_add_ssse3, 1048565 runs, 11 skips

(~3.9x faster)

7726 decicycles in idct_idct_8x8_add_c, 1048433 runs, 143 skips
7732 decicycles in idct_idct_8x8_add_c, 2096882 runs, 270 skips
7731 decicycles in idct_idct_8x8_add_c, 4193772 runs, 532 skips

1145 decicycles in ff_vp9_idct_idct_8x8_add_ssse3, 1048549 runs, 27 skips
1137 decicycles in ff_vp9_idct_idct_8x8_add_ssse3, 2097097 runs, 55 skips
1086 decicycles in ff_vp9_idct_idct_8x8_add_ssse3, 4194188 runs, 116 skips

(~7.1x faster)

Overall decode time before commit:
  16.48s user 0.03s system 99% cpu 16.526 total
  16.54s user 0.01s system 99% cpu 16.566 total
  16.46s user 0.03s system 99% cpu 16.511 total

Overall decode time after commit:
  16.34s user 0.02s system 99% cpu 16.378 total
  16.28s user 0.02s system 99% cpu 16.315 total
  16.32s user 0.03s system 99% cpu 16.366 total

Tested on i7 920 with 40s 1080p footage.
2013-11-05 19:25:40 +01:00
Ronald S. Bultje
ba9c557b92 avcodec/x86/vp9dsp: Fix compilation with nasm.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-08 02:27:12 +02:00
Ronald S. Bultje
f1548c008f Full-pixel MC functions.
Decoding time of ped1080p.webm goes from 11.3sec to 11.1sec.
2013-10-02 21:03:15 -04:00
Ronald S. Bultje
c07ac8d467 VP9 MC (ssse3) optimizations.
Decoding time of ped1080p.webm goes from 20.7sec to 11.3sec.
2013-10-02 21:03:15 -04:00