Odd width variation of scale down by 2 for subsampling

Odd width variation of scale down by 2 for subsampling

R=dhrosa@google.com, harryjin@google.com
BUG=libyuv:538
Committed: https://chromium.googlesource.com/libyuv/libyuv/+/fc52d8ded269e9cd40c7a763e36758a08f177da0

[fbarchard, 2016-01-05 22:38:31]

fbarchard@chromium.org changed reviewers:
+ fbarchard@chromium.org

[fbarchard, 2016-01-05 22:38:32]

vertical subsampling added to Odd width scale down by 2

[fbarchard, 2016-01-05 22:41:17]

d:\src\libyuv\libyuv>drmemory out\debug\libyuv_unittest.exe
--gtest_catch_exceptions=0 --gtest_filter=*I420Blend*
~~Dr.M~~ Dr. Memory version 1.9.0
~~Dr.M~~ Running "out\debug\libyuv_unittest.exe --gtest_catch_exceptions=0
--gtest_filter=*I420Blend*"
Note: Google Test filter = *I420Blend*
[==========] Running 4 tests from 1 test case.
[----------] Global test environment set-up.
[----------] 4 tests from LibYUVPlanarTest
[ RUN      ] LibYUVPlanarTest.I420Blend_Opt
[       OK ] LibYUVPlanarTest.I420Blend_Opt (89 ms)
[ RUN      ] LibYUVPlanarTest.I420Blend_Unaligned
[       OK ] LibYUVPlanarTest.I420Blend_Unaligned (24 ms)
[ RUN      ] LibYUVPlanarTest.I420Blend_Any
[       OK ] LibYUVPlanarTest.I420Blend_Any (14 ms)
[ RUN      ] LibYUVPlanarTest.I420Blend_Invert
[       OK ] LibYUVPlanarTest.I420Blend_Invert (16 ms)
[----------] 4 tests from LibYUVPlanarTest (263 ms total)

[----------] Global test environment tear-down
[==========] 4 tests from 1 test case ran. (684 ms total)
[  PASSED  ] 4 tests.
~~Dr.M~~
~~Dr.M~~ NO ERRORS FOUND:
~~Dr.M~~       0 unique,     0 total unaddressable access(es)
~~Dr.M~~       0 unique,     0 total uninitialized access(es)
~~Dr.M~~       0 unique,     0 total invalid heap argument(s)
~~Dr.M~~       0 unique,     0 total GDI usage error(s)
~~Dr.M~~       0 unique,     0 total handle leak(s)
~~Dr.M~~       0 unique,     0 total warning(s)
~~Dr.M~~       0 unique,     0 total,      0 byte(s) of leak(s)
~~Dr.M~~       0 unique,     0 total,      0 byte(s) of possible leak(s)
~~Dr.M~~ ERRORS IGNORED:
~~Dr.M~~      10 potential leak(s) (suspected false positives)
~~Dr.M~~          (details: C:\Users\fbarchard\AppData\Roaming\Dr.
Memory\DrMemory-libyuv_unittest.exe.2576.000\potential_errors.txt)
~~Dr.M~~     123 unique,   196 total,  12671 byte(s) of still-reachable
allocation(s)
~~Dr.M~~          (re-run with "-show_reachable" for details)
~~Dr.M~~ Details: C:\Users\fbarchard\AppData\Roaming\Dr.
Memory\DrMemory-libyuv_unittest.exe.2576.000\results.txt

[Diony Rosa, 2016-01-06 13:48:37]

dhrosa@google.com changed reviewers:
+ dhrosa@google.com

[Diony Rosa, 2016-01-06 13:48:38]

lgtm

lgtm

(btw you mispelled my username, it's dhrosa, not rhrosa :))

[fbarchard, 2016-01-06 18:19:50]

Description was changed from

==========
Odd width variation of scale down by 2 for subsampling

R=harryjin@google.com, rhrosa@google.com
BUG=libyuv:538
==========

to

==========
Odd width variation of scale down by 2 for subsampling

R=harryjin@google.com, dhrosa@google.com
BUG=libyuv:538
==========

[fbarchard1, 2016-01-06 23:12:21]

Description was changed from

==========
Odd width variation of scale down by 2 for subsampling

R=harryjin@google.com, dhrosa@google.com
BUG=libyuv:538
==========

to

==========
Odd width variation of scale down by 2 for subsampling

R=dhrosa@google.com, harryjin@google.com
BUG=libyuv:538

Committed:
https://chromium.googlesource.com/libyuv/libyuv/+/fc52d8ded269e9cd40c7a763e36...
==========

[fbarchard1, 2016-01-06 23:12:22]

Committed patchset #3 (id:40001) manually as
fc52d8ded269e9cd40c7a763e36758a08f177da0 (presubmit successful).