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3 Commits

Author SHA1 Message Date
James Almer
c0683dce89 Merge commit '0b9a237b2386ff84a6f99716bd58fa27a1b767e7' 
* commit '0b9a237b2386ff84a6f99716bd58fa27a1b767e7':
  hevc: Add NEON 4x4 and 8x8 IDCT

[15:12:59] <@ubitux> hevc_idct_4x4_8_c: 389.1
[15:13:00] <@ubitux> hevc_idct_4x4_8_neon: 126.6
[15:13:02] <@ubitux> our ^
[15:13:06] <@ubitux> hevc_idct_4x4_8_c: 389.3
[15:13:08] <@ubitux> hevc_idct_4x4_8_neon: 107.8
[15:13:10] <@ubitux> hevc_idct_4x4_10_c: 418.6
[15:13:12] <@ubitux> hevc_idct_4x4_10_neon: 108.1
[15:13:14] <@ubitux> libav ^
[15:13:30] <@ubitux> so yeah, we can probably trash our versions here

Merged-by: James Almer <jamrial@gmail.com>
 2017-10-24 19:10:22 -03:00
Alexandra Hájková
0b9a237b23 hevc: Add NEON 4x4 and 8x8 IDCT 
Optimized by Martin Storsjö <martin@martin.st>.

The speedup vs C code is around 3.2-4.4x.

Signed-off-by: Martin Storsjö <martin@martin.st>
 2017-03-27 22:56:23 +03:00
James Almer
d5addf1555 hevcdsp: fix compilation for arm and aarch64 
Also add av_cold to ff_hevcdsp_init_arm.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-12 20:01:01 +01:00