coffee/libyuv
1
0
Fork 0
mirror of https://chromium.googlesource.com/libyuv/libyuv synced 2025-12-07 01:06:46 +08:00
Code Issues Packages Projects Releases Wiki Activity
2,236 Commits 3 Branches 0 Tags BSD-3-Clause 60 MiB
Commit Graph

24 Commits

Author SHA1 Message Date
Frank Barchard
b7a1c5ee5d Scale by even factor low level row function 
Bug: b/171884264
Change-Id: I6a94bde0aa05e681bb4590ea8beec33a61ddbfc9
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/2518361
Reviewed-by: richard winterton <rrwinterton@gmail.com>
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
 2020-11-03 21:25:18 +00:00
Frank Barchard
92e22cf5b6 Lint cleanup after C99 change CL 
TBR=braveyao@chromium.org
Bug: libyuv:774
Test: git cl lint
Change-Id: I51cf8107a8db17fbc9952d610f3e4d7aac5aa743
Reviewed-on: https://chromium-review.googlesource.com/882217
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
 2018-01-24 19:16:03 +00:00
Frank Barchard
7e389884a1 Switch to C99 types 
Append _t to all sized types.
uint64 becomes uint64_t etc

Bug: libyuv:774
Test: try bots build on all platforms
Change-Id: Ide273d7f8012313d6610415d514a956d6f3a8cac
Reviewed-on: https://chromium-review.googlesource.com/879922
Reviewed-by: Miguel Casas <mcasas@chromium.org>
 2018-01-23 19:16:05 +00:00
Frank Barchard
0a3d23c898 fix clang-format-ing for row arm functions 
TBR=kjellander@chromium.org
BUG=None
TEST=git cl lint

Change-Id: I45ecd7f8279981ba037dc051f521f6b6d5506f64
Reviewed-on: https://chromium-review.googlesource.com/664345
Commit-Queue: Frank Barchard <fbarchard@google.com>
Reviewed-by: Frank Barchard <fbarchard@google.com>
 2017-09-14 21:35:06 +00:00
Frank Barchard
8676ad7004 scale float samples and return max value 
BUG=libyuv:717
TEST=ScaleSum unittest to compare C vs Arm implementation
TBR=kjellander@chromium.org

Change-Id: Iaa7af5547d979aad4722f868d31b405340115748
Reviewed-on: https://chromium-review.googlesource.com/600534
Reviewed-by: Cheng Wang <wangcheng@google.com>
 2017-08-04 23:34:30 +00:00
Frank Barchard
6c94ad13b5 Remove ARM NaCL macros from source 
NaCL has been disabled for awhile, so the code
will still build, but only with C versions.
This change removes the MEMACCESS() macros from
Neon and Neon64 source.

BUG=libyuv:702
TEST=try bots build for arm.
R=kjellander@chromium.org

Change-Id: Id581a5c8ff71e18cc69595e7fee9337f97c44a19
Reviewed-on: https://chromium-review.googlesource.com/528332
Reviewed-by: Cheng Wang <wangcheng@google.com>
Commit-Queue: Frank Barchard <fbarchard@google.com>
 2017-06-09 22:22:07 +00:00
Frank Barchard
d981495b42 Hamming Distance using 16 bit accumulators 
Summing 16 bit hamming codes restricts the maximum length,
but saves an inner loop instruction.  The outer loop can sum the
values.

32 bit Neon
Now BenchmarkHammingDistance_Opt (78 ms)
Was BenchmarkHammingDistance_Opt (92 ms)

64 bit Neon
Now BenchmarkHammingDistance_Opt (85 ms)
Was BenchmarkHammingDistance_Opt (92 ms)

R=wangcheng@google.com
TBR=kjellander@chromium.org
BUG=libyuv:701
TEST=BenchmarkHammingDistance

Change-Id: Ie40f0eac2f3339c33b833b42af5d394b122066ae
Reviewed-on: https://chromium-review.googlesource.com/526932
Reviewed-by: Frank Barchard <fbarchard@google.com>
Reviewed-by: Cheng Wang <wangcheng@google.com>
Commit-Queue: Frank Barchard <fbarchard@google.com>
 2017-06-07 23:23:24 +00:00
Frank Barchard
47d6eaa377 HammingDistance_NEON optimized looping 
BenchmarkHammingDistance_Opt (93 ms)
BenchmarkHammingDistance_C (389 ms)

TBR=kjellander@chromium.org
BUG=libyuv:701
TEST=BenchmarkHammingDistance

Change-Id: I4ba920751eb130cac6a276e441a7c309c495554a
Reviewed-on: https://chromium-review.googlesource.com/526401
Reviewed-by: Frank Barchard <fbarchard@google.com>
Reviewed-by: Cheng Wang <wangcheng@google.com>
Commit-Queue: Frank Barchard <fbarchard@google.com>
 2017-06-07 00:09:59 +00:00
Frank Barchard
baf5248242 HammingDistance_NEON ported to 32 bit 
TBR=kjellander@chromium.org
BUG=libyuv:701
TEST=BenchmarkHammingDistance

Change-Id: I252efd8a27aa11a0fe7d8030d7c8b57f20f04760
Reviewed-on: https://chromium-review.googlesource.com/525232
Reviewed-by: Frank Barchard <fbarchard@google.com>
Commit-Queue: Frank Barchard <fbarchard@google.com>
 2017-06-06 17:58:29 +00:00
Frank Barchard
bbbf30eecd Remove volatile from variables to improve performance 
BUG=libyuv:703
TEST=compile and disassemble.  see registers used not stack.
R=wangcheng@google.com

Change-Id: Iaa07ee5d0c35252994491bb2868276e161149efd
Reviewed-on: https://chromium-review.googlesource.com/500427
Commit-Queue: Frank Barchard <fbarchard@google.com>
Reviewed-by: Cheng Wang <wangcheng@google.com>
 2017-05-09 18:14:21 +00:00
Frank Barchard
cda9d38a4e xmmword cast for clang 
clangcl use compare_win for 32 bit, allowing fallback and enabling avx2 code for clang.
move defines/protos to compare_row.h
fix issue with odd width ARGBCopyAlpha functions by copying destination to temp buffer, then doing alpha copy, then copy back to destination.

R=harryjin@google.com
TBR=harryjin@google.com
BUG=libyuv:484

Review URL: https://webrtc-codereview.appspot.com/59379004.
 2015-08-18 11:13:12 -07:00
Frank Barchard
1f461f73d8 remove align directives 
R=harryjin@google.com
BUG=none

Review URL: https://webrtc-codereview.appspot.com/54809004.
 2015-08-04 17:00:03 -07:00
fbarchard@google.com
f7d9b9fb13 change vector range notation to a list of registers for clang compatibility. break compare into 2 neon files for consistency with other neon64 files. 
BUG=357
TESTED=local ios build
R=harryjin@google.com

Review URL: https://webrtc-codereview.appspot.com/30379004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1085 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2014-09-15 23:39:43 +00:00
fbarchard@google.com
a62a97f142 Change branch notation to clang compatible b dot cc 
BUG=357
TESTED=local ios a64 build
R=yunqingwang@google.com

Review URL: https://webrtc-codereview.appspot.com/25549004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1084 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2014-09-15 22:45:32 +00:00
fbarchard@google.com
8cbfc5d41f Change ifdefs for arm 32 and 64 bit so there will only be 32 bit in legacy mode. 
BUG=357
TESTED=ios arm64 build
R=tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/29429004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1083 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2014-09-15 22:05:01 +00:00
yang.zhang@arm.com
26f43db1ef AArch64:add SumSquareError_NEON armv8 assembly version 
BUG=none
TESTED=libyuv_unittest
R=fbarchard@google.com

Review URL: https://webrtc-codereview.appspot.com/16259004/

the benckmarking result is as follows:
toolchain: gcc 4.9
hardware: A53

| count | C Times/NEON times |
| 16    | 3.35               |
| 128   | 6.63               |
| 512   | 7.47               |
| 1024  | 7.72               |

Change-Id: Ic10bf22d77d069a1a2074b68bd5a310c579ec490

Review URL: https://webrtc-codereview.appspot.com/21159004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1043 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2014-08-13 06:10:02 +00:00
fbarchard@google.com
bf3b111147 MEMACCESS macro for NaCL Arm 
BUG=333
TESTED=validator passes
R=jfb@chromium.org, tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/13649004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1012 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2014-06-12 00:19:38 +00:00
fbarchard@google.com
37ad8b6507 Port libyuv neon to nacl - compare 
BUG=333
TESTED=d:\src\nacl_sdk\pepper_canary\tools\ncval.exe newlib/Release/nacltest_arm.nexe
R=nfullagar@chromium.org

Review URL: https://webrtc-codereview.appspot.com/17599004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1006 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2014-05-21 19:04:15 +00:00
fbarchard@google.com
04f40278df yasm ALIGN uppercase 
BUG=none
TEST=untested
R=tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/4769005

git-svn-id: http://libyuv.googlecode.com/svn/trunk@885 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2013-12-03 00:51:14 +00:00
fbarchard@google.com
2c4e3993c0 Change vld and vst to specify only elements and size not sign for better arm compiler compatability. 
BUG=none
TEST=none
R=kma@webrtc.org, mflodman@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1643004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@721 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2013-06-10 16:21:57 +00:00
fbarchard@google.com
7c4ba13b31 remove empty last line 
BUG=none
TEST=none
Review URL: https://webrtc-codereview.appspot.com/1317007

git-svn-id: http://libyuv.googlecode.com/svn/trunk@679 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2013-04-24 19:08:17 +00:00
fbarchard@google.com
83a63e65a6 Change YUV_DISABLE_ASM to LIBYUV_DISABLE_NEON, LIBYUV_DISABLE_MIPS, LIBYUV_DISABLE_X86 
BUG=189
TESTED=try
Review URL: https://webrtc-codereview.appspot.com/1113006

git-svn-id: http://libyuv.googlecode.com/svn/trunk@582 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2013-02-27 00:20:29 +00:00
fbarchard@google.com
cde587092f Replace two spaces with one after . 
BUG=none
TEST=lint
Review URL: https://webrtc-codereview.appspot.com/1063010

git-svn-id: http://libyuv.googlecode.com/svn/trunk@553 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2013-01-28 00:02:35 +00:00
fbarchard@google.com
64ce0ab544 Move Neon source to its own files. 
BUG=none
TEST=none
Review URL: https://webrtc-codereview.appspot.com/860009

git-svn-id: http://libyuv.googlecode.com/svn/trunk@396 16f28f9a-4ce2-e073-06de-1de4eb20be90
 2012-10-09 00:05:29 +00:00